1000+ Best administrative assistant Jobs in California (October 2025)

InMobi

Executive Assistant

3 days ago

San Mateo

Job Description InMobi Advertising is a global technology leader helping marketers win the moments that matter. Our advertising platform reaches over 2 billion people across 150+ countries and turns real-time context into business outcomes, delivering results grounded in privacy-first principles. Trusted by 30,000+ brands and leading publishers, InMobi is where intelligence, creativity, and accountability converge. By combining lock screens, apps, TVs, and the open web with AI and machine learning, we deliver receptive attention, precise personalization, and measurable impact. Through Glance AI, we are shaping AI Commerce, reimagining the future of e-commerce with inspiration-led discovery and shopping. Designed to seamlessly integrate into everyday consumer technology, Glance AI transforms every screen into a gateway for instant, personal, and joyful discovery. Spanning diverse categories such as fashion, beauty, travel, accessories, home décor, pets, and beyond, Glance AI delivers deeply personalized shopping experiences. With rich first-party data and unparalleled consumer access, it harnesses InMobi's global scale, insights, and targeting capabilities to create high impact, performance driven shopping journeys for brands worldwide. Recognized as a Great Place to Work, and by MIT Technology Review, Fast Company's Top 10 Innovators, and more, InMobi is a workplace where bold ideas create global impact. Backed by investors including SoftBank, Kleiner Perkins, and Sherpalo Ventures, InMobi has offices across San Mateo, New York, London, Singapore, Tokyo, Seoul, Jakarta, Bengaluru and beyond. At InMobi Advertising, you'll have the opportunity to shape how billions of users connect with content, commerce, and brands worldwide. To learn more, visit Overview of the role: We're providing a unique opportunity to create immediate impact across our company and product offerings. Your work will be mission-critical for InMobi, directly contributing to optimized tech operations while collaborating with exceptional talent in our ambitious peer groups. InMobi stands as a global leader in the mobile advertising landscape, recognized for our innovative approach and technological excellence. To fuel our continued growth and market success, we're seeking a dynamic Executive Assistant to provide critical support to our Chief Business Officer (CBO) and select members of our executive leadership team. In this role, you'll help maintain a corporate environment that's productive, vibrant, and positioned for excellence. The responsibilities of this position are broad and dynamic—essentially, whatever it takes to remove distractions and keep our CBO and executives focused on scaling the business. Our ideal candidate derives joy from enabling others, takes pride in the little details that define the difference between good and great, is always eager to lend a helping hand, and is not afraid to roll up their sleeves and lead by example. *This role is in-person and onsite in our San Mateo, CA office and is not open to remote locations. The impact you'll make: • Primary executive administrative support to the Chief Business Officer (CBO), while also assisting 2 additional senior leaders, • Intermittent support to the leadership team for external events, conferences, and client gatherings, • Manage administrative needs across multiple executives, including calendar coordination, meeting preparation, and travel arrangements, • Represent the Executive Office with professionalism while interacting with the Board, customers, employees, and management, • Manage complex calendars across departments and locations without being a "gatekeeper", • Coordinate meetings, ensuring executives arrive on time and prepared, • Plan and coordinate complex travel logistics with attention to detail, • Organize expense reports, anticipate executive needs, and ensure work-life balance, • Partner with HR for senior employee onboarding and with other departments for events and activities, • Track key deliverables and improve administrative processes as the company scales, • 10+ years as a seasoned executive assistant with business savvy, sound judgment, attention to detail, creative skills, and ability to connect initiatives while prioritizing in fast-paced technology companies, • 3+ years of Global EA experience is required; ability to schedule and coordinate across multiple time zones with global leadership is critical, • Flexibility and agility with scheduling and coordination, and confidence in handling last-minute requests., • High EQ, professional presence, maturity, dependability, empathy, and understanding of globally distributed organizations; ability to establish credibility with diverse stakeholders and resolve complex situations without knowing the total picture, • Highest degree of confidentiality and discretion with sensitive information; tact and diplomacy in a highly visible position, interacting with all levels internally and externally, • Unflappable demeanor that brings a sense of calm to any situation while thriving in InMobi's fluid, ever-changing environment, • Exceptional self-sufficiency to intuitively find solutions without direction; prioritizing urgent matters and preparing meticulously for interactions with global stakeholders across diverse cultures and time zones, • Integrity, desire to empower, work ethic, organization, punctuality, accountability, and continuous improvement, • Strong analytical, critical thinking, problem-solving, judgment, negotiating, and decision-making skills, • Proficiency with technology and the ability to quickly learn new applications, • Thorough understanding of international travel logistics and event organization, • Excellent written and oral communication with strong interpersonal skills to handle multiple responsibilities simultaneously, • Results-oriented, extremely motivated, with sharp organizational skills, • Passionate about empowering others while maintaining a positive, encouraging attitude, • InMobi Advertising – Powering data-driven mobile marketing for the world's leading brands, • Glance – A revolutionary Gen AI-powered lockscreen & TV content platform transforming how millions discover and engage with content. What sets us apart? Not just what we build. How we build it. At InMobi, we balance our hunger for cutting-edge tech with a deep focus on our people - their growth, well-being, and potential. At InMobi, you'll be surrounded by people who: • Think big and act fast: We're entrepreneurial, thrive in ambiguity, and love solving high-impact problems, • Are passionate, fanatically driven, and take immense pride in their work: We care deeply about the impact we create and continuously push our potential, • Own their outcomes: We take responsibility, make bold decisions, and execute with confidence, • Embrace freedom with accountability: We value autonomy and understand that trust comes with responsibility Our compensation philosophy enables us to provide a competitive salary that drives high performance while balancing business needs and pay parity. We determine compensation on a wide variety of factors, including role, nature of experience, skills, and location. The base salary (fixed) pay range for this role would range from $106,400 to $144,400 USD (min to max of base salary pay range). This salary range is applicable for our offices located in California and New York*. *Our ranges may vary based on final location/region / or fully remote roles in accordance with the geographical differentiation in pay scales in the country. In addition to cash compensation, based on the position, an InMobian can receive equity in the form of a stock grant known as Restricted Stock Units (RSUs). To encourage a spirit of shared ownership, we believe that our employees should have the ability to own a part of the organization. Furthermore, as you contribute to the growth of the company, additional stock may be issued in recognition of your contribution over time. A quick snapshot of our benefits: • Competitive salary and RSU grant (where applicable), • High-quality medical, dental, and vision insurance (including company-matched HSA), • 401(k) company match, • Generous combination of vacation time, sick days, special occasion time, and company-wide holidays, • Substantial maternity and paternity leave benefits and compassionate work environment, • Flexible working hours to suit everyone, • Wellness stipend for a healthier you!, • Free lunch provided in our offices daily, • Pet-friendly work environment and robust pet insurance policy - because we love our animals!, • LinkedIn Learning on demand for personal and professional development InMobi is an equal opportunity employer InMobi is a place where everyone can grow. Howsoever you identify, and whatever background you bring with you, we invite you to apply if this sounds like a role that would make you excited to work. InMobi provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type. All qualified applicants will receive consideration for employment 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. 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. The InMobi Culture At InMobi, culture isn't a buzzword; it's an ethos woven by every InMobian, reflecting our diverse backgrounds and experiences. We thrive on challenges and seize every opportunity for growth. Our core values — thinking big, being passionate, showing accountability, and taking ownership with freedom — guide us in every decision we make. We believe in nurturing and investing in your development through continuous learning and career progression with our InMobi Live Your Potential program. InMobi is proud to be an Equal Employment Opportunity employer and is committed to providing reasonable accommodations to qualified individuals with disabilities throughout the hiring process and in the workplace. Visit to better understand our benefits, values, and more!

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