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Teacher ( All certified personnel including Teachers, Librarians, Nurses, Attendance Officers, Guidance Counselors, School Psychologist, Occupational Education Instructors, Psychiatric Social Workers, Teachers Assistants, Learning Disabilities Teacher Consultants, Consultants and Resource Teachers).

A leading computational chemistry firm is seeking a Marketing Development Representative (Events) to join its hybrid marketing team in New York.Responsibilities include supporting webinars, managing event logistics, and ensuring targeted account engagement.The ideal candidate should have a Bachelor'

Senior Manager, Site Engagement and Monitoring Excellence (Contract) Jersey City, NJ; Millbrae, CA Eikon Therapeutics is a new biopharmaceutical company employing revolutionary technology at the intersection of chemistry, engineering, computation, and biology to discover novel treatments for life��

W e are seeking a skilled and detail-oriented Clinical Laboratory Technologist to join our laboratory team on an overnight schedule. Clinical Laboratory Technologist. This role is responsible for performing complex laboratory testing with a strong focus in chemistry and hematology, ensuring accurate

LEAD Charter School seeks an exceptional Science Teacher to join our mission-driven community. Valid New Jersey Teacher Grade 9-12 Certification or Certificate of Eligibility in Biology (Biology, Chemistry, Environmental, Physics, or other related Science fields).

Medical Technologist - Generalist (Night Shift)- Linden, NJ. Seeking a skilled Medical Technologist - Generalist with 2+ years of experience to perform complex testing in Chemistry, Immunology, and Hematology. Bachelor's degree in Medical Technology, Clinical Laboratory Science, or related field.

Harlem Village Academies High, the. Full IB-For-All Diploma Programme school in Harlem. Teaching at Harlem Village Academies is an incredible opportunity—an experience unlike any other.

Candidate must be familiar with NYS science curriculum, lab requirements and the New York State Regents standards in the science disciplines. Science teacher: Experience teaching Biology and Forensic Science. At Preston we have a robust science curriculum including Earth Science, Biology, Chemistry,

Science classes at The East Harlem School are hands-on and combine biology, chemistry, and earth science. The East Harlem School challenges students to develop a balanced physical, moral, and intellectual strength that they will use to adapt to change - and for the final purpose of creating and shar

Step into the fast-paced world of NewYork-Presbyterian laboratories, where Laboratory Technologists are redefining the limits of science and medicine. With a focus on Special Chemistry and Serology, here you'll have the opportunity to conduct routine and complex tests on clinical specimens including

Valid New Jersey Teacher Grade 9-12 Certification or Certificate of Eligibility in Science (Biology, Chemistry, Environmental, Physics, or other related Science fields).

Conduct routine and advanced clinical laboratory tests in disciplines like chemistry, hematology, and immunology, adhering to established protocols to deliver reliable results.

Experience teaching an IB Science preferred (Biology, Chemistry, Physics, Environmental Science).

Tutor Chemistry to students on all levels. Reference statement from Chemistry Department Chair. At least Excellent grades in Chemistry.

An innovative tutoring platform is seeking College Chemistry Tutors. As a tutor, you'll have the flexibility to work on-demand whenever you're available from home.

Account Coordinator, HCP and Patient Influencer Marketing Water Street - New York At Real Chemistry, making the world a healthier place isn’t just an aspiration—it’s our everyday reality. Job Summary Real Chemistry is looking for an Account Coordinator to join our growing team! This position

The Bard Early Colleges offer a unique home for young people's intellectual ambition: as both tuition-free, branch campuses of Bard College and public high schools, they award a high school diploma and a Bard College Associate in Arts degree (and 60 transferable credits) by the end of the 12th grade

Be among the first 25 applicants The Varsity Tutors Live Learning Platform has thousands of students looking for immediate online Grade 12 Chemistry help nationally. Expertise in Grade 12 Chemistry and the ability to explain concepts clearly.

NYP Now Hiring New Graduate Laboratory Technologists for Multiple Campuses!. NewYork-Presbyterian Hospital is inviting new graduate Clinical Laboratory Technologists to apply to positions in Hematology, Chemistry, Microbiology, Blood Bank and other specialty labs.

Key Responsibilities Write and refine prompts to guide AI model behavior in chemistry contexts Evaluate AI-generated responses for: Scientific accuracy Mechanistic correctness Quantitative reasoning Conduct fact‑checking using authoritative sources and domain expertise Annotate responses by

Education: Bachelor's degree in Biomedical, Mechanical or Electrical Engineering, OR relevant degree in Biology, Chemistry, or other STEM field.

Innovation ("Innovation") Charter School nurtures and develops students to be academically successful, socially mature, emotionally healthy, and equipped to lead self-directed and fulfilling lives.We welcome all students, and we empower them to adapt, excel, innovate, and lead.By instilling the core

Bachelor's Degree in Medical Technology, Clinical Laboratory Science or similar degree in chemistry or biology with required semester hours and one year of training in a clinical laboratory as per CLIA and NJ DOH regulations. Ensures operation of analyzers and other laboratory equipment by calibrati

Organization Alignerr | Biochemistry Subject Matter Expert – AI Content Specialist | Hourly Contract | $35–$70 /hour | Remote | 10–40 hours/week What You’ll Do Develop complex problems: Design advanced biochemistry problems across domains such as nucleic acid chemistry, proteomics, and dru

The Department of Natural Sciences at Baruch College offers courses in biology, chemistry, physics, and environmental sciences.

Bachelor's degree in Clinical Laboratory Technology, biology, chemistry, medical technology, or physical sciences; or minimum 5 years of laboratory experience including supervisory responsibility. This role is a key member of the laboratory leadership team - alongside the Technical Director, Medical

We are looking for a Research Scientist (Chemistry) to join our team to train AI models. Other related fields include, but are not limited to: Research and Development Chemist, Formulation Scientist, Development Chemist, Analytical Chemist, Chemical Engineer, Medicinal Chemist, Biochemist, Process D

Under direct supervision, performs clinical laboratory procedures that encompass the scope of practice of a clinical laboratory technician, in accordance with Article 165 of the New York State Education Law. Valid certification as a clinical laboratory technician or a limited permit issued by the Ne

Chemistry Masters - AI Data Trainer Remote contract for Master’s in Chemistry, or related fields. Organization Details Organization: Alignerr Position: Chemistry Masters - AI Data Trainer Type: Hourly Contract Compensation: $35–$55 /hour Location: Remote Commitment: 10–40 hours/week Wha

Lab Technologist - Hematology/Chemistry (Night Shift) - Union Benefits. Minimum of 3-5 years experience as a Blood Bank, Hematology and/or Chemistry Technologist preferred.

Under general direction, with extensive latitude for independent judgment and decision making, supervises, directs, trains, assigns work to, establishes schedules for work completion, and reviews and evaluates work performance of personnel in a large laboratory or more than one small laboratory, per

Clinical Laboratory Technologist -. We are currently seeking experienced Clinical Laboratory Technologists -Chemistry for immediate Full-Time (37. Our ideal candidate will have strong expertise across all areas of the Chemistry laboratory and be adept in obtaining good reliable results during the op

Job Description About AIRCO AIRCO is a world leader in carbon conversion technology, paving the way to global energy security by transforming CO₂ into a valuable resource. Its proprietary AIRMADE™ Technology is an adaptable platform that allows any industry to efficiently produce high-demand, fully-formulated synthetic fuels from waste CO₂ and hydrogen. The company has commercial partnerships with airlines including JetBlue and Virgin Atlantic, amongst others, and has been awarded multiple government contracts, including with NASA and the United States Department of Defense's Defense Innovation Unit. The company has received industry recognition through awards such as Time Best Inventions, Inc. Best in Business, Fast Company World Changing Ideas, and the XPrize for Carbon Removal. AIRCO's many accolades include winning the prestigious Green Chemistry Challenge Award from the Environmental Protection Agency in October 2023, an award given to organizations that reinvent processes to reduce the generation of hazardous substances and byproducts. AIRCO was also declared a winner for the World Economic Forum UpLink Sustainable Aviation Challenge, which accelerates the development of promising technology pathways that enable widespread uptake of SAF. Overview Have an interest in sustainability, technology, science and cultural progress? Introduce yourself - we are growing and growing fast! We may not have a role posted but we'd love to meet you and keep in mind for future opportunities. At AIRCO we value employees for their unique perspectives. We are an inclusive affirmative action Equal Employment Opportunity employer. We consider applicants without regard to actual or perceived race, color, creed, religion, national origin, ancestry, citizenship status, age, sex or gender (including pregnancy, childbirth, pregnancy-related conditions, and lactation), gender identity or expression (including transgender status), sexual orientation, marital status, military service and veteran status, present or past history of intellectual, learning, mental, or physical disability (including but not limited to blindness) unless AIRCO determines that such disability prevents performance of the work involved, genetic information, or any other characteristic protected by applicable federal, state, or local laws and ordinances. At AIRCO we value employees for their unique perspectives. We are an inclusive affirmative action Equal Employment Opportunity employer. We consider applicants without regard to actual or perceived race, color, creed, religion, national origin, ancestry, citizenship status, age, sex or gender (including pregnancy, childbirth, pregnancy-related conditions, and lactation), gender identity or expression (including transgender status), sexual orientation, marital status, military service and veteran status, present or past history of intellectual, learning, mental, or physical disability (including but not limited to blindness) unless AIRCO determines that such disability prevents performance of the work involved, genetic information, or any other characteristic protected by applicable federal, state, or local laws and ordinances. Don't meet every single requirement? Studies have shown that women, marginalized genders and people of color are less likely to apply to jobs unless they meet every single qualification. At AIRCO we are dedicated to building a diverse, inclusive and authentic workplace, so if you're excited about this role but your past experience doesn't align perfectly with every qualification in the job description, we encourage you to apply anyways. You may be just the right candidate for this or other roles This position requires access to technology, software and other information that is subject to governmental access control restrictions, due to export controls, security classification and/or designation as Controlled Unclassified Information. Employment in this position is conditioned on the candidate's ability to obtain and maintain appropriate government authorization to access technology or information, to the extent required, including without limitation a security clearance, export license, or other documentation required to establish authorization to receive access to such items technology or information. We may delay commencement of employment, rescind an offer of employment, terminate employment, and/or modify job responsibilities, compensation, benefits, and/or access to Company facilities and information systems, as we deem appropriate, in order to ensure compliance with applicable government access control restrictions. I consent to transfer my data to Air Company in the U.S. and to its use in accordance with the Air Company Privacy Policy, and I opt in to receiving information from Air Company. Air Company does not sell or share personal information to third parties within the meanings given under applicable laws.

At Real Chemistry, making the world a healthier place isn't just an aspirationit's our everyday reality. Notice: Real Chemistry and its affiliates' names are being misused by scammers through messaging services, fake websites, and apps. Do not share personal or financial information or make payments

Job Description Dwight School is the first school in the Americas to offer all four International Baccalaureate programs from preschool to grade 12. Guided by our philosophy of igniting the spark of genius in every child, Dwight is an inclusive school that aims to meet the unique needs, abilities, and interests of each student. At the same time, Dwight challenges every student to develop intellectual independence, respect for diversity and belonging, and to become innovators and thought leaders. Known for its low student-teacher ratio, Dwight enrolls 1,100 students with 400 faculty and staff. Our School rests on three pillars: personalized learning, community, and global vision. As part of a leading global network of schools, Dwight offers employees exciting cross-campus opportunities. Additionally, with the support of The Dwight School Foundation’s generous grants, Dwight provides faculty professional development, enabling teachers to deepen their content knowledge and pursue their own sparks of genius to be shared with the community. At Dwight, we strive to ensure that our environment is welcoming — a place in which everyone can thrive — and an organization we are proud of. We recognize that this takes trusting relationships and ensuring that all individuals feel valued regardless of their backgrounds. At Dwight, we encourage diversity in all respects, including diversity of thought, and embrace innovation and foster collaboration and growth. We consistently strive to advance the equity, diversity and belonging of our community in all domains, including the curriculum, admissions, environment, and hiring. Our goal is to achieve and maintain equal employment opportunities, with policies in place to maintain a work environment free from discrimination. Science Teacher (Chemistry) Grades 9-12 Full Time, 7:30 am-4 pm Compensation commensurate upon experience: $75,000-$110,000 Position Overview Dwight School, an innovative preschool-grade 12 coeducational school on the Upper West Side of Manhattan, is currently offering in-person and remote academic programming for the 2026 - 2027 school year. We are seeking a self-directed, experienced, and energetic Science Teacher with an emphasis on Chemistry to begin in August 2026. Responsibilities • Foster a community where students are encouraged to learn, think, and act as a scientist., • Designing, developing and delivering lessons that are student centered, engaging, hands on and inquiry based., • Communicating effectively with students, parents and other teachers., • Grading efficiently and delivering regular feedback to students and parents, • Establishing classroom, lab, and field trip rules and regulations and ensuring that all students understand what is expected of them., • Creating an environment where students feel comfortable asking questions., • Display a commitment to diversity and creating a culture of equity, inclusion, and belonging in approach to teaching and learning, as they are recognized and valued by Dwight, • Complete an online anti-bias training program in the first year of teaching, • Bachelor’s Degree in Science, Science Education, or a science-related area required, • Master’s Degree in Science, Science Education or a science-related area recommended, • At least three year’s prior teaching experience in a High School setting, • A record of success teaching to a range of learners, • Experience with inquiry based learning in a Science class, • Experience with the International Baccalaureate Diploma Programme highly preferred, • Experience teaching to a range of learners, • Eagerness to contribute positively to the Dwight community, • Willingness to engage with and learn from people with diverse backgrounds and experiences Dwight School’s goal is to achieve and maintain equal employment opportunities. It is also the policy of Dwight School to maintain a work environment free from discrimination based on race, color, religious creed, national origin, gender, sexual orientation, age, disability, genetic information, veteran/military status, marital status, or other status protected by federal or state law, with regards to any term or condition of employment. Powered by JazzHR adrQoDItql

Job DescriptionBLUECREST AMENITY MANAGEMENT Position: Certified Pool Operator (CPO) – Aquatics Field Supervisor Work Locations: NYC Tri-State Area (Manhattan, Bronx, Brooklyn, Queens) Compensation: Competitive compensation based on experience, certifications, and overall qualifications Bluecrest Amenity Management, a leading provider of aquatic and amenity management services, is seeking a highly motivated and experienced Certified Pool Operator (CPO) – Field Supervisor to oversee multiple aquatic facilities throughout New York City. This role is ideal for a proactive leader who can operate independently, enforce compliance standards, and elevate both staff performance and site conditions. The CPO – Field Supervisor plays a critical role in ensuring all locations meet NYC Department of Health regulations, maintain safe swimming environments, and deliver a high standard of presentation and professionalism. This position offers the opportunity to work across a diverse portfolio of properties, including luxury residential buildings, fitness centers, and hospitality venues. Key Responsibilities: Leadership & Communication ● Provide strong on-site leadership and clear communication with lifeguards, site staff, and management teams ● Act as the primary point of contact for field operations, resolving issues efficiently and professionally ● Promote accountability, professionalism, and team development across all assigned locations Staff Management & Compliance ● Supervise lifeguard staff to ensure proper coverage, certifications, and adherence to company and DOH standards ● Monitor staff performance and enforce policies through coaching, corrective action, and retraining when necessary ● Ensure proper scheduling awareness, including proactive coverage for callouts or lateness Policy Enforcement & Safety Oversight ● Enforce all NYC DOH Article 165 regulations and company safety protocols ● Conduct regular safety audits, ensuring all rescue equipment, signage, and emergency systems are compliant ● Maintain full readiness for Department of Health inspections, including documentation and site preparedness Operational Task Oversight ● Perform routine site inspections across multiple facilities ● Maintain detailed reports including incident logs, water chemistry records, and operational updates ● Respond to operational needs both during and outside scheduled shifts, demonstrating ownership of assigned sites Facility & Site Management ● Inspect and maintain pool systems including chemical feeders, pumps, filters, heaters, and flow systems ● Ensure proper water chemistry levels and adjust systems as needed (chlorine, pH, alkalinity, etc.) ● Identify maintenance issues, leaks, or hazards and coordinate timely resolution ● Maintain high standards of cleanliness, organization, and overall site presentation Professionalism, Reliability & Communication ● Represent Bluecrest with professionalism when interacting with clients, property managers, and inspectors ● Maintain consistent communication throughout the operational day, including off-site responsiveness when required ● Demonstrate reliability, initiative, and the ability to operate independently without constant direction Qualifications: ● Certification: Valid Certified Pool Operator (CPO) certification required ● Lifeguard Certification: Current CPR/AED and First Aid certification required (DOH-approved preferred) ● Experience: Prior experience in pool operations, facility management, or field supervision strongly preferred ● Knowledge: Strong understanding of NYC DOH regulations, water chemistry, and pool system operations ● Leadership: Proven ability to manage teams, enforce policies, and operate independently ● Communication Skills: Strong verbal and written communication skills ● Technical Ability: Comfortable troubleshooting pool equipment and maintaining operational systems ● Availability: Flexible schedule, including weekends, early mornings, evenings, and emergency response situations ● Mobility: Ability to travel between multiple NYC locations Additional Requirements: ● Ability to work in both indoor and outdoor environments year-round ● Ability to lift equipment and perform physical inspections when required ● Must pass background check ● Must maintain all required certifications in good standing Benefits / Perks: ● Competitive compensation ● Growth opportunities within a rapidly expanding company ● Diverse and dynamic work environments ● Professional development and leadership opportunities ● 401(k) Retirement Benefits ● Supplemental Benefit Packages How to Apply: E-mail your resume to and include a brief summary of your relevant experience. Please include in the subject line: ATTN: [Your Name] – CPO Field Supervisor Bluecrest Amenity Management is an Equal Opportunity Employer and does not discriminate based on race, creed, color, religion, sex, sexual orientation, age, national origin, marital status, citizenship, disability, military status, or any other protected characteristic.

Job DescriptionRiverdale Country School, a Pre-K through Grade 12 independent all-gender school in New York City, is dedicated to inspiring students to live meaningful and purpose-driven lives. The school achieves this by fostering a culture of academic excellence, critical thinking, and curiosity, supported by a diverse and inclusive community. Riverdale emphasizes both high challenge and high support in its approach to education, encouraging students to engage deeply in interdisciplinary learning, research, and experiential education, both inside and outside the classroom and beyond our campuses. This holistic approach aims to develop well-rounded individuals who are prepared to make a positive impact on the world. At Riverdale, we strive to reflect the diversity of the New York metropolitan area in our students, faculty, and staff. We believe that a diverse and inclusive community enriches the educational experience and is integral to our mission. With a student body of approximately 1,300 students from 117 different zip codes, Riverdale is a vibrant community where 48% of our students identify as students of color. We seek to employ educators and leaders who bring a student-centered approach, passion for their work, a commitment to DEIB, and a desire to contribute to the growth and development of our entire school community. Position Overview Riverdale’s Middle and Upper School Science Department seeks a visionary, practicing scientist to serve as the Coordinator of Science Research Integration. This is a newly created leadership role designed for a Ph.D.-level researcher who is passionate about translating professional scientific inquiry into the secondary school experience.The Coordinator will support the Director of Science Research and the Science Department Chair to integrate research skills throughout the Grade 6-12 science curriculum, working to bridge the gap between classroom theory and real-world discovery through a cohesive progression of skills, concepts, and content acquisition. The Coordinator will assist in developing a Science curriculum that prepares students to critically evaluate scientific claims encountered in media, civic, and personal contexts, while cultivating transferable inquiry skills such as asking productive questions, interpreting ambiguous information, and revising thinking in response to new evidence. Riverdale’s Commitment to Science Research For over 25 years, Riverdale’s Lisman Laboratories Science Research Program has redefined what is possible in secondary science education by placing high school students at the center of authentic, college-level research. Through faculty mentorship and deep, sustained collaborations with university laboratories and professional scientists, students design experiments, generate and analyze large genomic datasets, apply for external research funding, and publish peer-reviewed articles. This innovative model bridges high school education and experiential, place-based learning with meaningful scientific research, cultivating a culture where ingenuity, collaboration, and the creation of new knowledge drive both teaching and learning. The Coordinator of Science Research Integration will extend the model created by Lisman Laboratories to ensure that every student engages with scientific inquiry at each stage of their academic progression. The Ideal Candidate You are a scientist who finds as much joy in a student’s "lightbulb moment" as you do in a published paper. You are capable of looking at a traditional syllabus and seeing hidden opportunities for discovery. You possess the disposition, empathy, and desire to mentor novice learners, and the interpersonal skills to collaborate productively with a large and diverse faculty. Key Responsibilities & RequirementsCurricular Innovation & Program Building • Research Scaffolding: In collaboration with the Director of Science Research, audit the existing 6-12 science curriculum to identify and design "entry points" for authentic research, translating complex lab protocols into age-appropriate, modular learning experiences., • Instruction: Teach one to two sections of science coursework, modeling inquiry-based pedagogy that prioritizes the process of discovery over rote memorization., • Faculty Collaboration: Partner with teaching faculty to co-design and co-teach research units, providing the technical expertise needed to "level up" standard classroom experiments., • Summer Research: Lead a signature summer research intensive that allows students to dive deep into longer-term projects.Strategic Partnerships & Mentorship, • External Network: Leverage professional connections to strengthen and expand student internships and collaborative opportunities with research institutions and consortiums., • Grant Leadership: Mentor students in the technical art of grant writing, guiding them to apply for external funding., • Symposium Oversight: Direct the annual Science Research Symposium, transforming it into a premier showcase of student intellectual contributions.Operations & Resource Advocacy, • Facility Strategy: Facilitate communication to determine short-term equipment needs and long-term facility/space upgrades required to sustain a high-level research culture., • Resource Curation: Maintain a centralized database of summer research and internship opportunities for the school community.Requirements & Competencies, • Ph.D. in a scientific discipline (Biology, Chemistry, Physics, Environmental Science, or related field)., • Demonstrated Research Track Record: Experience in grant-funded research and a history of peer-reviewed publications., • Scientific Translation: The ability to simplify complex professional workflows without losing scientific integrity., • Instructional Design: Ability to create educational content or "scaffold" technical tasks for non-experts., • Influence & Diplomacy: Strong "influence-without-authority" skills; the ability to work collegially with faculty to implement change., • Project Management: Highly organized with the ability to manage the logistics of a symposium, grant deadlines, and lab budgets., • Commitment to Youth: A genuine excitement for working with Middle and Upper School students and an enduring belief in their capacity for high-level inquiry., • Intellectual Agility: Demonstrates the flexibility to thrive in a new and evolving role, the curiosity to continually explore new pedagogical and scientific frontiers, and the inventiveness to meet challenges creatively and contextually., • DEIB Leadership: A demonstrated commitment to diversity, equity, inclusion, and belonging, ensuring that the path to scientific research is accessible to all students.Preferred Qualifications, • Experience in mentorship (high school, undergraduate, or graduate level)., • Experience with interdisciplinary teaching/learning (e.g., connecting Environmental Science with Ethics or Data Science)., • Familiarity with lab safety management and research budgeting.

Job DescriptionCompany Description Clean Earth is a leading provider of environmental services in the United States providing remediation, disposal, recycling, and beneficial reuse solutions for hazardous and non-hazardous waste, contaminated soil, and dredged material. Our vast portfolio of technologies and services touches nearly every industry that generates waste including energy, infrastructure, commercial, industrial, retail, and healthcare markets. Every day our teams across the country take a hands-on, dedicated approach to recycling and beneficially reusing waste that would otherwise go into landfills. We value our employees as our most important asset, and this is reflected in many areas across our company including recently being named a 2024 Most Loved Workplace ®. We are committed to creating a positive work culture that fosters growth and development while ensuring the health and safety of our employees. Why join Clean Earth? In addition to competitive pay, we also offer: • Health benefits available Day 1, • 401k available Day 1, • 10+ paid holidays/year, • Free HAZWOPER training and certification, • Overtime opportunities The Environmental Technician III is a key position in supervising that the details of everyday production are executed through effective communications within the team and outside teams, departments, etc. Primary Responsibilities (Essential Functions): · Supervise segregation and packaging material for process along with the completion of required paperwork in a legible, accurate, and timely manner in accordance with appropriate regulations and Clean Earth policies, practices, and procedures · Separate and pack hazardous material for transport · Complete required paperwork in accordance with our practices and procedures · Collecting samples of inbound waste for laboratory analysis · Performs other reasonably related duties as assigned by management. Qualifications Qualifications Ability to wear company provided personal protection equipment including eye protection, steel toed shoes, hard hat, gloves, Tyvek coveralls, and respirator · Must be 18 years of age or older · 2+ years of prior experience working with hazardous materials · Have the ability to read, write and speak in English · Ability to operate equipment, including a forklift and pallet jack Preferred Qualifications: High School Diploma Preferred · 2+ years of experience sampling and receiving hazardous waste · Has the ability to operate a powered industrial truck, e.g., forklift and possesses safe driving record. · Proficiency with Windows based programs (i.e. Excel and Word · Demonstrates knowledge of Hazardous Materials and OSHA Regulations · Knowledge of OSHA, DOT, and RCRA Regulations · Bachelor’s degree in chemistry, Environmental Science, Biology or related field Additional Information Additional Information Clean Earth offers competitive benefits, including health, dental and vision insurance, life insurance and disability plans, as well as a 401k with company matching. We provide equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability, veteran status, or genetics. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training. If you have a difficulty applying for any job posted on Clean Earth’s website because a disability prevents you from using the online system, Clean Earth offers the following alternate application procedure: Call toll free (833) 209-2659 and leave your name, phone number, city and state of residence. Clean Earth will arrange for an alternate method of applying and will consider your application together with all other applications received for the job. This line is dedicated to disability applications only. No other inquiries will receive a response. Military veterans encouraged to apply.

Job DescriptionCompany Description Uncommon Schools is a nonprofit network of high-performing public charter schools dedicated to providing an exceptional K-12 education in economically disadvantaged communities. Operating in Boston, Camden, New York City, Newark, and Rochester, we are committed to closing the college completion gap and preparing every student for college and beyond. Our students consistently exceed national benchmarks, reflecting our dedication to their success. We invest deeply in our educators, offering weekly coaching, feedback, and professional development to ensure excellence in teaching and leadership. Join us to work hard, do good, and make a lasting difference! Job Description Uncommon High School Science teachers work collaboratively across the network to prepare all students with the tools and knowledge to critically engage in the field of science and develop them into self-directed learners. At the heart of all Science courses is inquiry-based learning, including a robust focus on student discourse and the science practices. Science teachers employ a variety of instructional strategies to develop a passion for scientific questioning and analysis in their students. Our teachers prepare all students such that they have the choice to study and excel in any STEM discipline. We prepare all students to be citizen scientists that have the tools and knowledge to critically engage in the field of science regardless of their university major or professional career. Our teachers become experts in their course content and have a keen sense of how to motivate and inspire high school students. Responsibilities 1. Instruction • You’ll teach a curriculum that includes, but is not limited to, analysis of Biology, Chemistry, Physics, and Environmental Sciences that prepares students for Advanced Placement (AP) and collegiate level coursework., • You'll develop students’ practices skills of questioning, modeling, constructing explanations, data analysis, argumentation, and planning and conducting interactive labs., • You’ll create an environment where students feel confident using their voice to engage in scientific discourse., • You will facilitate student-led discourse, during which students use evidence to make sophisticated claims and synthesize and critique arguments., • You'll facilitate student-led inquiry of various scientific topics and engage students in lab and project-based performance tasks., • You'll work with the Science department to determine academic and engagement goals for students. 2. Data Analysis • You'll meet weekly with your principal and/or instructional coach to analyze and respond to trends in student work samples and assessments., • You'll learn and implement strategies to differentiate instruction for all learners in your classroom. 3. School Culture • You’ll build positive relationships with students to ensure they feel seen, loved, and heard., • You’ll partner with students’ families to ensure appropriate resources are available to support their child's learning needs., • You'll engage in practice-based professional development, mentorship, and coaching sessions., • You'll participate in weekly, school-wide meetings to cultivate community, model our core values, and encourage student achievement., • You'll partner with your grade level team to develop academic goals and practice instructional strategies.Qualifications, • A demonstrated commitment to supporting students’ social emotional and academic development, • An enthusiasm for collaborating with internal and external partners in the best interest of students, • A self-directed learner who solicits and implements feedback to improve outcomes and achieve objectives, • Required Experience:, • A demonstrated interest in impacting K-12 students in urban schools and communities (1-2 years experience preferred)., • Academic expertise in Science, Technology, Engineering, Mathematics, or other related fields of study., • Prior to the start of employment, you must have a bachelor's degree from an accredited college or university. Teacher certification is not a prerequisite for consideration at Uncommon Schools in the state of NJ, but you do need to meet NJ state certification eligibility requirements (a final undergraduate or graduate cumulative GPA of 3.0 for graduates on or after 9/1/16, or 2.75 if you graduated prior to 9/1/16). All instructional staff are required to become certified in the state of New Jersey within a reasonable period after beginning employment. Additional Information Our people are what make us Uncommon. We offer competitive compensation and comprehensive benefits that support the personal health, wellness, and finances of our staff and their families. Our compensation philosophy values equity & fairness and attracting & retaining top talent. Compensation Compensation for this role is between $60,000 to $85,000. Starting pay is determined using various factors including but not limited to relevant full-time teaching experience, education certifications, and tenure with Uncommon Schools. Candidates without full-time Teaching experience will likely have a starting salary of $60,000. Benefits • Generous paid time off inclusive of sick time, paid holidays, and 10 weeks of paid breaks (Spring, Winter, and Summer)., • Extensive, best-in-class training and development, • Comprehensive health, dental, and vision insurance plans + pre-tax flexible spending (FSA), dependent care (DCFSA), and health saving accounts (HSA), • Financial Planning, • New Jersey Pension program, • Paid leave of absence options (parental, medical, disability, etc.) At Uncommon, we believe that a supportive and welcoming environment helps our students, staff, and community thrive. We are dedicated to building a team that brings a wide range of perspectives and experiences, reflective of the communities we serve---with over 70% of our staff identifying as people of color. Our organization values respect and open dialogue on important topics that shape our school culture. As an equal opportunity employer, Uncommon provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. We also ensure that individuals with disabilities receive all privileges and benefits associated with employment and are provided reasonable accommodations for the interview process and to perform core job functions. If you would like to request an accommodation, please email .

Job Description Pride Health is hiring a Medical Lab Scientist to support our client’s medical facility based in Clifton, NJ 07012. This is a 4-5 months assignment (Possibility of extension or conversion) opportunity and a great way to start working with a top-tier healthcare organization! Job Details: Job Name: Medical Lab Scientist Location : Clifton, NJ 07012 Duration : 04-05 months Contract (Possibilities of extension) Shift : 1 am- 9:30 am Payrate : 35-40$/hr. on w2/Pay Rate is based on experience and educational qualifications. Job Details: • Determine the acceptability of specimens for testing according to established criteria., • Perform routine and complex technical procedures and functions according to departmental Standard Operating Procedures., • Monitor, operate and troubleshoot instrumentation to ensure proper functionality., • Demonstrate the ability to make technical decisions regarding testing and problem solving., • Prepare, test, and evaluate new reagents or controls., • Report accurate and timely test results to deliver quality patient care., • Perform and document preventive maintenance and quality control procedures., • Identify and replenish testing bench supplies as necessary., • Assist with processing of specimens when needed., • Maintain a safe work environment and wear appropriate personal protective equipment. Requirements: • Bachelor's degree in Biology, Chemistry, Clinical Laboratory Science, Medical Technology or meet local regulatory (CLIA & State) requirements., • Ability to work independently and within a team environment., • Proficient with computers., • Familiarity with laboratory information systems is a plus., • High level of attention detail along with strong communication and organizational skills. Must be able to pass a standardized color vision screen., • Flexibility to work overtime or other shifts depending on business needs Pride-Health offers eligible employee’s comprehensive healthcare coverage (medical, dental, and vision plans), supplemental coverage (accident insurance, critical illness insurance and hospital indemnity), 401(k)-retirement savings, life & disability insurance, an employee assistance program, legal support, auto, home insurance, pet insurance and employee discounts with preferred vendors. Equal Employment Opportunity Pride-Health is an equal opportunity employer. We do not discriminate on the basis of the race, religious creed, color, national origin, ancestry, physical disability, mental disability, reproductive health decision making, medical condition, genetic information, marital status, sex, gender, gender identity, gender expression, age, sexual orientation, veteran or military status, or any other characteristic protected by applicable federal, state, or local law. Fair Chance Employment Pride-Health is a Fair Chance employer. We consider all qualified applicants, including those with criminal histories, in a manner consistent with applicable state and local Fair Chance laws and ordinances, including, the California Fair Chance Act and all applicable local Fair Chance ordinances. Accommodations We are committed to providing reasonable accommodations to applicants and employees with disabilities. If you require a reasonable accommodation to participate in the application or interview process, or to perform the essential functions of this role, please contact us. Only applicable for San Francisco Candidates: Under the San Francisco Lactation in the Workplace Ordinance, we will provide written notice of lactation accommodation rights, and this notice will automatically be given upon hiring, any inquiry of parental leave or lactation accommodation. Company Description“Pride Health offers eligible employee’s comprehensive healthcare coverage (medical, dental, and vision plans), supplemental coverage (accident insurance, critical illness insurance and hospital indemnity), 401(k)-retirement savings, life & disability insurance, an employee assistance program, legal support, auto, home insurance, pet insurance, and employee discounts with preferred vendors”“Pride Health offers eligible employee’s comprehensive healthcare coverage (medical, dental, and vision plans), supplemental coverage (accident insurance, critical illness insurance and hospital indemnity), 401(k)-retirement savings, life & disability insurance, an employee assistance program, legal support, auto, home insurance, pet insurance, and employee discounts with preferred vendors”

Job Description Excel Sports Management is an industry-leading sports agency representing top-tier talent, blue-chip brands and marquee properties. Our success is rooted in our people, our high character reputation and our commitment to creating a diverse and welcoming workplace. We focus on team chemistry, collaboration, strong relationships, valuable networks, and ambitious ideas to deliver innovative solutions that keep our clients and agency ahead of the curve. Excel Sports Management is an Equal Opportunity Employer (EOE). Position Summary: The Manager, Sales, Basketball position will work with Excel's team of sellers, focusing on securing significant revenue and marketing opportunities for Excel's basketball clients. This role will be based in Excel's New York office. Responsibilities: • Deliver talent endorsement sales, including prospecting, outreach, pitching and closing deals., • Directly generate revenue for clients, including local, national and global deals, • Work with the head of the group to create short and long-term goals and sales priorities, including significant coordination with player agents and marketing managers., • Own and call on an established set of key companies, media agencies, sports agencies and talent buyers, from which to cultivate ongoing business., • Collaborate with player agents, marketing managers, creative and public relations in delivering talent sales deals and across recruiting efforts., • Creatively package and market talent utilizing effective storytelling and a solutions-oriented approach for brands., • Work in a highly collaborative manner with other sales leaders as part of a team-oriented selling environment; sharing leads, ideas and opportunities to generate revenue across ESM's sales portfolio., • Be able to juggle and navigate the big and small - securing both the high-profile, endorsements while also delivering trade agreements in local markets for key clients., • Serve as a positive culture contributor within a fast-growing, high-paced and entrepreneurial environment. Required Capabilities: • 3-5 years is similar sales roles, including direct experience selling talent., • Network of brand and agency buyers., • Proven track record in delivering endorsement and/or partnership deals., • Experience in, or extreme passion for basketball, • Demonstrated strong interpersonal and networking skills, including ability to motivate and collaborate with others., • Demonstrated ability to work in a highly collaborative fashion with peers and subordinates., • Excellent presentation, written and verbal communication skills. The pay range for this position is: $85,000-95,000 per year. This position is also eligible for benefits and discretionary bonus. Please note that the foregoing compensation information is a good-faith assessment associated with this position only and is provided pursuant to the New York City Salary Transparency Law. Ultimately, the salary may vary based upon, but not limited to, relevant experience, time in role, business sector, and geographic location, among other criteria. This position is not eligible for sponsorship. Excel Sports Management provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, leaves of absence, compensation and training.

Job Description Summary: A Medical Laboratory Technologist is required to perform routine medical laboratory tests for the diagnosis, treatment and prevention of disease. Responsible for operation of the laboratory. Chemistry experience required. Night shift. Essential Functions: To accomplish this job successfully, an individual must be able to perform, with or without reasonable accommodation, each essential function satisfactorily. Reasonable accommodations may be made to help enable qualified individuals with disabilities to perform the essential functions. · Perform technical laboratory functions including chemistry, hematology, urinalysis, immunology and /or other discipline(s) according to approved policies and procedures in which the individual has been trained. · Report test results following approved laboratory protocols alerting clinicians about abnormal results. · Ensure quality control, maintain integrity of samples, and maintain accurate record keeping. · Maintain laboratory equipment and supplies. · Set up, maintain, calibrate, clean, and troubleshoot medical laboratory instruments. · Comply with all laboratory policies and OSHA, CAP, CLIA, and additional state regulations related to safety, cleanliness and infection control. · Assist Lab Management as needed. · Perform all other duties as assigned. Skills: · Knowledge of medical laboratory principles, standards, applications, terminology and tests. · Knowledge of medical laboratory safety, cleanliness and infection control policies and regulations. · Knowledge of medical laboratory equipment and instrument uses and maintenance. · Accuracy – Ability to perform work accurately and thoroughly. · Communication – Ability to communicate effectively verbally and in writing. · Computer Skills – Proficient ability to use a computer and electronic medical record. · Confidentiality – Maintain patient, team member and employer confidentiality. Comply with all HIPAA regulations. · Customer Service Oriented – Friendly, cheerful and helpful to patients and others. Ability to meet patients and others needs while following office policies and procedures. · Detail Oriented – Ability to pay attention to the minute details of a project or task. · Flexibility – Ability to adapt easily to changing conditions and work responsibilities. · Positivity – Display a positive attitude and is a positive agent for change. · Teamwork – Work as part of a team and collaborate with co-workers. · Working Under Pressure – Ability to complete assigned tasks under stressful situations. Education and Experience: · Bachelor degree in Biological, Chemical, Physical science or equivalent · One-year clinical laboratory experience preferred Certification and Licensure: · ASCP, AMT certification or NYS license preferred Work Environment: · Environmentally controlled clinical laboratory environment · Fast paced environment with occasional high pressure or emergent situations · Frequent exposure to bodily fluids · Possible exposure to infectious specimens, communicable diseases, hazardous and toxic substances, and other conditions common to a laboratory environment · Must wear Personal Protective Equipment (PPE) such as gloves or a faceshield · Frequent interaction with a diverse population including team members, providers, patients, regulatory and accrediting agencies, and other members of the public Physical Demands: · Frequent standing, walking, grasping, carrying and speaking · Occasional sitting, reaching, bending and stooping · Lifting, carrying, pushing and pulling up to 50 pounds, with assistance if needed · Frequent use of computer, keyboard, copy and fax machine and phone · OSHA Category 1 Company DescriptionAccu Reference is a state-of-the-art medical testing laboratory service that provides a complete range of tests for diagnosis, screening or evaluation of diseases and health conditions. We are certified under the federal government’s Clinical Laboratory Improvement Amendments (CLIA) and operate in compliance with all governmental regulations. We use the latest diagnostic technology. Accu Reference is an equal opportunity employer.Accu Reference is a state-of-the-art medical testing laboratory service that provides a complete range of tests for diagnosis, screening or evaluation of diseases and health conditions. We are certified under the federal government’s Clinical Laboratory Improvement Amendments (CLIA) and operate in compliance with all governmental regulations. We use the latest diagnostic technology. Accu Reference is an equal opportunity employer.

Job Description PH Custom Woodworking, a high-end architectural millwork company with over 25 years of excellence, is seeking an expert-level Woodworking Spray Finisher & Color Mixing specialist to join our elite finishing team. As a small, family-owned business, we are proud of our collaborative culture, craftsmanship, and commitment to the highest standards in custom architectural millwork. If you're a seasoned pro with a sharp eye for detail and color, this is your opportunity to join a company that rewards top-tier talent with top pay. Key Responsibilities: • Act as a lead Woodworking Spray Finisher & Color Mixing technician in a state-of-the-art spray booth, • Mix, match, and apply custom stains, color lacquers, and pre-catalyzed finishes with precision, • Perform high-end finishing work on both residential and commercial millwork, • Spray polyurethane, lacquer, and water-based finishes, • Execute expert touch-ups, faux finishes, and specialty finishes as needed, • Minimum 10+ years of experience as a professional spray finisher in a woodworking environment, • Expert in color mixing and finishing techniques for custom wood applications, • Advanced knowledge of finish chemistry, application methods, and surface preparation, • Demonstrated experience operating spray booths and finishing equipment, • Mastery in Woodworking Spray Finisher & Color Mixing processes, including the creation of custom stain blends, • Strong understanding of finish curing, layering, and sheen control, • 401(k) with 4% company match, • Two weeks paid vacation + one week paid sick time, • Health insurance (based on compensation package), • Flexible schedule for family or emergency needs, • Plenty of overtime opportunities (weekday & weekend), • Must be able to lift or carry up to 80 lbs, • Stand and work for 8+ hours in a physically demanding shop setting, • Exposure to temperature fluctuations, dust, solvents, and chemicals We recently relocated to a brand-new, state-of-the-art shop in the Bronx, purpose-built to support premium millwork and finishing operations. Company DescriptionFounded 28 years ago – we are an architectural millwork company specializing in the top 5% of the NYC residential market outfitting beautiful condos and townhouses in NYC. The homes we outfit are $10M-$50M, and are the most sought after, high-end real estate in all of the NYC/Hamptons.Founded 28 years ago – we are an architectural millwork company specializing in the top 5% of the NYC residential market outfitting beautiful condos and townhouses in NYC. The homes we outfit are $10M-$50M, and are the most sought after, high-end real estate in all of the NYC/Hamptons.

Job DescriptionRhodium Group is recruiting a Senior Analyst to focus on chemicals industry research within the company’s China Projects team. The preferred location is Rhodium Group’s New York or Washington, DC office. Location: New York or Washington, DC | Apply by: April 24, 2026 Position description Rhodium Group is looking for an entrepreneurial and talented chemicals sector analyst to join our world-class team of economists, policy analysts, researchers, and data engineers. As a chemicals analyst in Rhodium Group’s China practice, you will support several teams by modeling China’s chemicals sector, its spillovers to global commodity markets, and implications for specific corporate clients. Position responsibilities • Provide detailed economic and market analysis of the global chemicals industry, with a focus on the structure of China’s chemicals industry, including upstream and downstream products, and its spillovers to the rest of the world., • Work closely with macroeconomic, corporate advisory, climate, energy, and industrial policy analysts to build complex models of upstream and downstream market supply and demand., • Provide research and writing support for longer-form client projects., • Conduct regular tracking of news and policy developments of interest to clients., • Provide research support for business development activities., • Other duties as assigned.Qualifications, • A master’s degree in international economics, engineering, chemistry, or business with three or more years of experience conducting market analysis on the petrochemicals sector or a bachelor’s degree in similar fields with at least five years of relevant professional experience., • Excellent research and data analysis skills with the ability to prepare clear and accurate reports of research results. Ability to synthesize policy developments and economic data into succinct and compelling stories., • Excellent verbal and written communication skills, including ability to present information clearly and concisely through memos, reports, briefings, and other deliverables., • Strong organizational skills, attention to detail, and capacity for self-directed work. The candidate should be capable of handling multiple time-sensitive projects at once and independently produce client-ready, polished outputs., • Strong proficiency with Excel for data analysis and visualization. Proficiency in R or Python for data analysis., • Near native-level English writing and speaking skills., • Work authorization in the United States required. The following qualifications are a strong plus:, • Reading proficiency in Chinese (to include ability to quickly read, summarize, and extract key findings and nuance from Chinese-language newspaper articles and policy documents)., • Professional experience doing research on China to support decision-makers in government, business, or think tanks., • Knowledge of the Chinese chemicals sector, including data sources and market structure.Location and travel requirements, • The preferred location for this role is New York or Washington, DC. Rhodium Group offers competitive compensation, a progressive benefits package, and opportunities for intellectual and professional advancement while working with a talented and entrepreneurial group of colleagues. Rhodium Group compensates based on the level and requirements of the role. Salary within our range may also be determined by factors including, but not limited to, your education, experience, knowledge, skills, and abilities, as required by the role, as well as geographic location, performance, travel requirements, sales or revenue-based metrics, internal equity, alignment with market data, and business or organizational needs. Typically, a Senior Analyst joins at $105,373. You will also have an additional 15% bonus target based on a combination of company and individual performance. About Rhodium Group Rhodium Group is an independent research provider with deep expertise in policy and economic analysis. We help decision-makers in both the public and private sectors navigate global challenges through objective, original, and data-driven research and insights. Our key areas of expertise are China’s economy and policy dynamics, and global climate change and energy systems. More information is available at . Powered by JazzHR 7mk5oTbMlE

Job Description About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey. Position: Chemistry Content Author Type: Contract Compensation: $35–$75/hour Location: Remote Commitment: 10+ hours/week Role Responsibilities • Author original chemistry questions that test deep conceptual understanding. Ensure questions are unambiguous, self-contained, and precisely defined., • Rate each question's difficulty level: Medium (intro undergraduate), Hard (advanced undergraduate), or Expert (post-graduate and above)., • Provide one correct answer and nine plausible but subtly incorrect alternatives to challenge expert-level solvers., • Write step-by-step Chain-of-Thought solutions with clear, concise intermediate steps in markdown format., • Supply 1–5 academic references per question from reputable sources such as peer-reviewed journals or university repositories. Must-Have • PhD or doctoral candidate in Chemistry, Biochemistry, Chemical Engineering, or a closely related field., • Master's degree considered for candidates with exceptional depth in a specific subdomain., • Strong command of graduate-level chemistry concepts, reaction mechanisms, and quantitative analysis.

Job Description About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey. Position: [Role Title] Type: [Contract Type] Compensation: $105/hour Location: Remote Role Responsibilities • Evaluate the accuracy and depth of AI-generated content in Chemistry to strengthen reasoning and rigor in model outputs., • Review complex chemical procedures for alignment with domain principles and methodologies., • Provide clear, structured feedback to AI research teams to improve training data quality and downstream performance., • Develop evaluation rubrics and benchmarks for assessing AI-generated chemical tasks and solutions., • Collaborate with subject matter experts to ensure consistency, relevance, and coverage across datasets. Must-Have • PhD in Chemistry or closely related field (Chemical Engineering, Materials Science)., • No prior chemical weapons synthesis experience., • Strong organic or synthetic chemistry background., • Comfortable working independently on open-ended research tasks., • Upload resume, • AI interview based on your resume

Job Description About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey. Position: Chemistry Content Author Type: Contract Compensation: $35–$75/hour Location: Remote Commitment: 10+ hours/week Role Responsibilities • Author original chemistry questions that test deep conceptual understanding. Ensure questions are unambiguous, self-contained, and precisely defined., • Rate each question's difficulty level: Medium (intro undergraduate), Hard (advanced undergraduate), or Expert (post-graduate and above)., • Provide one correct answer and nine plausible but subtly incorrect alternatives to challenge expert-level solvers., • Write step-by-step Chain-of-Thought solutions with clear, concise intermediate steps in markdown format., • Supply 1–5 academic references per question from reputable sources such as peer-reviewed journals or university repositories. Must-Have • PhD or doctoral candidate in Chemistry, Biochemistry, Chemical Engineering, or a closely related field., • Master's degree considered for candidates with exceptional depth in a specific subdomain., • Strong command of graduate-level chemistry concepts, reaction mechanisms, and quantitative analysis.

Job Description About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey. Position: Chemistry Content Author Type: Contract Compensation: $35–$75/hour Location: Remote Commitment: 10+ hours/week Role Responsibilities • Author original chemistry questions that test deep conceptual understanding. Ensure questions are unambiguous, self-contained, and precisely defined., • Rate each question's difficulty level: Medium (intro undergraduate), Hard (advanced undergraduate), or Expert (post-graduate and above)., • Provide one correct answer and nine plausible but subtly incorrect alternatives to challenge expert-level solvers., • Write step-by-step Chain-of-Thought solutions with clear, concise intermediate steps in markdown format., • Supply 1–5 academic references per question from reputable sources such as peer-reviewed journals or university repositories. Must-Have • PhD or doctoral candidate in Chemistry, Biochemistry, Chemical Engineering, or a closely related field., • Master's degree considered for candidates with exceptional depth in a specific subdomain., • Strong command of graduate-level chemistry concepts, reaction mechanisms, and quantitative analysis.