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Network Monitoring Engineer £70,000 - £75,000 6-month FTC Remote Role Overview: Our client, a technology-led connectivity business, is looking for an experienced Network Monitoring Engineer to support a major dark fibre rollout programme on a 6-month fixed-term basis. This is a hands-on engineering role focused on designing, implementing and commissioning monitoring solutions across newly deployed fibre infrastructure and network equipment. The role will suit someone who can bring strong network observability capability into a project-led environment and help ensure new infrastructure is fully visible, measurable and supportable from day one. Key Responsibilities: • Design and deploy end-to-end monitoring solutions across newly delivered dark fibre infrastructure., • Build streaming telemetry pipelines to provide real-time, low-latency visibility across the network., • Configure, optimise and tune VictoriaMetrics for ingestion, retention and performance., • Implement and manage Nagios-based monitoring for alerting and service health., • Develop Grafana dashboards, or equivalent, to support operational and engineering insight., • Commission monitoring across fibre nodes, OLTs and Layer 1-3 network equipment., • Define baseline performance metrics and SLA-led alert thresholds., • Work closely with network and operational teams to align monitoring with evolving topology., • Drive continuous improvement across monitoring architecture, tooling and processes., • Produce clear technical documentation, runbooks and operational guides., • Support knowledge transfer into NOC and engineering teams., • Provide project updates and contribute to wider programme reviews. What we're looking for: • Previous experience in a senior network monitoring or network engineering role within an ISP, managed network or large-scale infrastructure environment., • Strong hands-on experience with VictoriaMetrics in production., • Solid knowledge of Nagios, including configuration, plugins and alerting workflows., • Experience with streaming telemetry, including tools and protocols such as gNMI, gRPC, Telegraf or gNMIc., • Exposure to AI or ML-driven monitoring, anomaly detection or predictive fault identification., • Strong networking fundamentals across TCP/IP, BGP, OSPF, VLANs and optical networks., • Comfortable working independently and delivering against project milestones., • Strong communication, documentation and stakeholder engagement skills., • A detail-focused, proactive approach with a strong emphasis on reliability and quality. Why consider this role? This is a strong opportunity to join a business delivering a major fibre infrastructure programme, in a role where monitoring and observability are a key part of successful delivery. You will have the chance to take ownership of a critical technical area, work closely with specialist network teams, and play a visible part in ensuring new infrastructure is operationally ready from day one. For the right person, it offers a high-impact project environment, modern tooling and the opportunity to deliver meaningful engineering outcomes over a defined period. Modis International Ltd acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers in the UK. Modis Europe Ltd provide a variety of international solutions that connect clients to the best talent in the world. For all positions based in Switzerland, Modis Europe Ltd works with its licensed Swiss partner Accurity GmbH to ensure that candidate applications are handled in accordance with Swiss law. Both Modis International Ltd and Modis Europe Ltd are Equal Opportunities Employers. By applying for this role your details will be submitted to Modis International Ltd and/ or Modis Europe Ltd. Our Candidate Privacy Information Statement which explains how we will use your information is available on the Modis website.

Applications Engineer, Electron Microscopy\n\nBasic Salary £40,000 to £50,000\nExcellent Benefits Package \nThe Role - Applications Engineer, Electron Microscopy\n\nThis market leading optical group now seeks to recruit a technically motivated and customer focused Applications Engineer, responsible for:\n\nProvide application support for electron microscopy software\nConduct product demonstrations and technical training for customers\nAssist in the development of technical documentation and user guides\nSupport sales teams with technical expertise during pre-sales consultations\nYour Background – Applications Engineer, Electron Microscopy\n\nTo succeed in this exciting role, you must be able to demonstrate:\n\nMasters Degree or PhD in Physics, Materials Science, Engineering or Biology\nElectron microscopy experience including TEM, STEM and SEM\nStrong communication and presentation skills\nKnowledge of imaging analysis software and microscopy workflows\nThe Company – Applications Engineer, Electron Microscopy\n\nTrusted by scientific and healthcare professionals to deliver ‘best in class’ product solutions across their key markets, which include life science research and drug discovery, medical systems and semiconductor manufacture\nAn unrelenting commitment to research and development and the recruitment of good people are central to their success\nThis vacancy is being advertised by TRS Consulting. The services advertised by TRS Consulting are those of an employment agency and / or employment business

Job Title: Lighting Event Technician About the Role We are expanding our team and looking for an experienced, versatile Event Technician with a strong focus on lighting engineering. This role is pivotal in delivering top-quality lighting for a variety of live, virtual, and hybrid events. The ideal candidate will thrive in a fast-paced, hands-on environment and enjoy working under pressure. A passion for technical artistry, exceptional customer service, and teamwork will ensure your success in this role. Key Responsibilities • Design, set up, and operate lighting systems for various events and corporate productions., • Collaborate with project managers, producers, and creative teams to bring the artistic vision of each event to life., • Adapt lighting designs for different event types and venues., • Program and operate lighting consoles and related software., • Maintain and troubleshoot lighting equipment to ensure seamless operations., • Work effectively as part of a team and lead freelance staff on-site, ensuring a high standard of professionalism., • Communicate with clients, suppliers, venue staff, and crew before and during events., • Prepare and maintain lighting equipment in our warehouse facilities., • Ensure compliance with safety standards and best industry practices., • Train and mentor junior technicians and assistants., • Keep up to date with the latest lighting technologies and industry trends., • Help with the delivery and collection of equipment using company vehicles., • Assist in other departments as needed to support business needs. Qualifications and Key Attributes • Minimum 2 years of experience as a lighting engineer in live events, preferably in the corporate sector., • Proficient with industry-standard lighting consoles (e.g., GrandMA, Avolites)., • Strong understanding of DMX protocols and networking., • Experience reading CAD plans and light plots., • Familiarity with intelligent lighting fixtures and LED technology., • Ability to work independently or as part of a team., • High standard of personal presentation and communication., • Excellent problem-solving skills, particularly under pressure., • Flexibility to work evenings, weekends, and travel as needed., • Self-motivated with leadership qualities and a customer-focused attitude., • A keen eye for detail and a high standard of equipment presentation., • Full UK driving license and own transport. Physical Requirements • Ability to lift and carry up to 25kg., • Comfort working at heights and in dark environments., • Manual dexterity for handling small components and equipment. Training & Progression Ongoing training will be provided as required, with ample opportunities for career development and progression within our growing organization. Working Hours This role requires flexibility, as event schedules can vary. Evening and weekend work will be required due to the nature of the industry. Benefits • 33 days of holiday per year, • Additional day off for your birthday after 3 years of service, • Extra day of holiday after 5 years of service, • Company pension scheme with employer contributions, • Staff recognition program, • Company social events, • Free on-site parking, • Access to an award-winning healthcare package (including private treatment, mental health support, GP access, and more), • Dental, optical, and audiological cover, • Employee Assistance Programme, • Sick pay scheme, • Enhanced maternity/paternity/shared parental pay, • Long service rewards, • Cycle to work and electric vehicle schemes If you’re an experienced lighting engineer with a passion for creating exceptional event experiences, we’d love to hear from you!

Job Title: Refrigeration Engineer\n\nLocation: Manchester\n\nPay Range/details: £46,791.53 per annum (incl.13 standby payments) \n\nContract Type: Permanent\n\nOmega are supporting a leading facilities management provider in their search for a Refrigeration Engineer work on a major UK supermarket contract. The right Refrigeration Engineer will be the first line in all service and maintenance throughout allocated sites. They will also effectively maintain service and repair Refrigeration Equipment in customer locations and aid HVAC equipment containing refrigeration circuits.\n\nKey Responsibilities - Refrigeration Engineer\n\nCarry out reactive and planned refrigeration maintenance within agreed timescales.\nDiagnose faults, identify non-repairable issues and recommend replacements.\nComplete all PPM, technical and compliance paperwork accurately and on time.\nOrder and fit parts in line with company procedures.\nRespond promptly to Helpdesk service calls and complete repairs efficiently.\nCommunicate issues affecting store operations to GSMs and build strong working relationships.\nComplete surveys, reports and job documentation as required.\nParticipate in the out-of-hours standby rota and arrange cover when needed.\nWorking with CO? refrigeration pack systems.\nPlanned on-call rota 1 in 4 weeks (hours of work paid in addition to standby payment) \n\nQualifications & Requirements - Refrigeration Engineer\n\nTime-served apprenticeship with NVQ/C&G refrigeration qualification.\nC&G 2079 / CITB refrigerant handling certificate / F Gas Category 1\nStrong refrigeration, electrical, mechanical and diagnostic skills.\nAbility to read technical drawings and apply relevant H&S legislation.\nGood communication and customer-facing skills.\nSelf-motivated, professional and able to work at heights using access equipment.\nFull UK driving licence essential.\n\nWhat we can offer - Refrigeration Engineer\n\n33 Days Holiday (Inc. Bank Holidays).\nPrivate Pension.\nHealthShield Cashback Plan - Reclaim part of your dental/optical costs.\nOneCity - Employee Discount Platform.\nEmployee Value Awards up to the value of £250.\nAccess to Costco Personal Membership Subscription.\nMental and Physical Health Services (Wisdom, Thrive, SkinVision).\nElectric Car Scheme (Criteria Applies).\nFirst Bus Commuter Club - Discounted Bus Travel.\n\nFor more information on this role, please contact Michael Farrell on (phone number removed) or send a copy of your CV to (url removed)\n\nCandidates who are currently a Refrigeration Engineer, HVAC Engineer, Air Conditioning Engineer, Maintenance Engineer or Service Engineer may be suitable for this position.\n\nFor details of other opportunities available within your chosen field please visit our website \n\nOmega is an employment agency specialising in opportunities at all levels within the Engineering, Manufacturing, Aerospace, Automotive, Electronics, Defence, Scientific, Energy & Renewables and Tech sectors

Associate Electrical Engineer\nVertical Recruitment is working with a leading multidisciplinary consultancy that is looking to appoint a Associate Electrical Engineer to join its Building Environments team in Manchester.\nThis is an excellent opportunity to be part of a close-knit, collaborative team working on a varied portfolio of projects across the UK and internationally. You’ll have the chance to contribute to unique, high-profile developments while helping to drive forward sustainable design solutions.\nCurrent projects include:\n- A new 5,500-capacity stand is being delivered at a historic football ground, complete with hospitality, media, and player facilities, transforming one of the oldest stadiums in the world.\n- At the heart of a major university campus, a world-class library and teaching building is being created, setting a new benchmark for student learning and academic resources.\n- The first new build on a landmark city-centre site will provide 500,000ft² of high-quality commercial office space alongside community facilities, forming the cornerstone of a wider regeneration.\nWe are recruiting for an Associate Electrical Engineer to join our client’s Building Environments team in their Manchester office. This role offers the opportunity to immerse yourself in a varied portfolio of engaging and technically challenging projects across the UK and internationally. It is well suited to an experienced Electrical Engineer looking to take on greater technical, commercial and leadership responsibility within a collaborative, multidisciplinary consultancy.\nThe team delivers cutting edge building services solutions that prioritise efficient use of materials, energy and natural resources. Working within a holistic, multidisciplinary design environment, engineers collaborate closely with sustainability, physics, façade, lighting and technology specialists to push the boundaries of low carbon and high performance building design across electrical, mechanical and public health disciplines.\nAs an Associate Electrical Engineer, you will be a key part of a close knit team providing high quality design engineering services across a wide range of projects. You will take ownership of delivering sustainable and innovative electrical design solutions for projects led from the Manchester office, while also contributing to international work within the wider portfolio.\nResponsibilities are likely to include:\n * Contributing to the leadership of the electrical team and taking on a project leadership role where required\n * Communicating directly with clients, providing innovative design solutions and managing expectations\n * Developing and maintaining relationships with clients, contractors, architects and developers\n * Preparing technical and financial proposals for new work\n * Managing the workload of engineers and technicians\n * Preparing technical specifications\n * Monitoring the financial performance of projects and managing job and project administration, including resourcing and expenditure\n * Undertaking detailed electrical building services design and calculations using Revit and Amtech\n * Supporting high quality, performance led design with an understanding of embodied carbon\n * Embracing new technologies and approaches to improve performance and support net zero carbon targets by 2030\n * Ensuring projects are delivered to an excellent standard, within agreed deadlines and budgets\n * Actively engaging with colleagues across disciplines, including participation in group discussions, events and seminars\n * Mentoring and supporting junior team members, with the potential to progress into an early line management role\nWe are keen to speak with candidates who can demonstrate:\n * Extensive electrical design experience within an MEP consultancy, including experience acting as a project leader\n * Experience working across multiple sectors, ideally including large scale or complex projects\n * Strong interpersonal and organisational skills with the ability to build relationships with clients and project teams\n * Professional registration with a relevant institution such as CIBSE or IET\n * A strong understanding of other building services disciplines alongside an electrical specialism\n * A Bachelor’s or Master’s degree in Electrical Engineering or a related discipline\n * Broad design knowledge, including experience working to British, US and European codes of practice\n * Experience using industry standard analysis software such as Revit and Amtech, with the ability to quickly learn new tools\n * Digital engineering, automation or coding skills would be advantageous\n What’s on offer\n10 percent car allowance\n25 days annual leave plus bank holidays, with flexible holiday options\nGenerous pension scheme, life assurance and income protection\nFlexible benefits including cycle to work scheme, dental insurance, optical cover, travel insurance, season ticket loans and corporate discounts\nEnhanced parental leave policies\nA strong commitment to continuous learning and development at every career stage\nPaid memberships or subscriptions to two professional bodies\nComprehensive wellbeing support and employee assistance programme\nOpportunities to support local and global communities through skills sharing initiatives\nA supportive and inclusive environment with active social, mentoring and outreach networks\nAn international culture offering long term career progression opportunities

Our client, a renowned consultancy in the water sector, is currently seeking a Senior Infrastructure Engineer to join their team in London, Leeds or Manchester, with a particular focus on clean water design. This is an outstanding opportunity for an experienced engineer looking to expand their technical and operational expertise globally.\n\nKey Responsibilities:\n\nManaging the delivery of multidisciplinary projects, balancing demands and priorities, whilst reviewing civil infrastructure design from project proposition through to construction.\nLeading the technical design and specification of potable water supply, treatment, and distribution systems, ensuring compliance with relevant standards and regulations.\nPlanning project resources and finances, and monitoring job financial performance.\nManaging technical staff, including planning team workload, mentoring, and developing junior team members\nPreparing and reviewing technical reports, specifications, and schedules\nApplying a customer-focused approach to contribute to securing the project pipeline\n\nJob Requirements:\n\nStrong technical background in infrastructure design, with a demonstrable track record in potable water systems.\nExperience in potable water system design, including supply, treatment, and distribution, preferably on international multidisciplinary projects.\nAbility to manage and motivate a team, coupled with excellent communication and presentation skills.\nWillingness to travel and lead continuous quality improvement in the work.\nProficiency in AutoCAD \nMembership of a relevant professional institution.\n\nBenefits:\n\nHoliday entitlement of 25 days per annum plus Bank Holidays\nPrivate Medical \nCompany Pension Scheme\nLife Assurance\nIncome Protection\nFlexible Benefits - including Cycle scheme, Dental insurance, Optical Cover, Travel insurance, and Corporate discounts\nIf you are an experienced Civil Infrastructure Engineer looking for a new opportunity to make a significant impact, our client would love to hear from you. Apply now to join their dynamic and talented team in the UK

About Plessey We’re building the hardware foundation for next-era computing. Plessey is a world-leading technology company driving the next generation of photonic devices and systems. With over 70 years of innovation, we combine research, materials science, process engineering, and manufacturing under one roof. We’re recognised as a global authority in microLED displays, optical computing, and optical interconnects. Join us to work on breakthrough technologies shaping the future of light-based technology and computing. Our values Lead We don’t follow industry trends; we create them, pushing boundaries and setting standards others aspire to. Every team member has the power to make decisions, drive change, and deliver excellence. We support each other, challenge one another for the best solutions, and lead by example. Together, we build industries and technologies that shape the future and scale toward our vision of the next era of computing. Grow We expand our capabilities every day — deepening our expertise, improving how we work, and pushing the boundaries of what’s possible. Curiosity fuels us: we question assumptions, explore new ideas, and innovate with light-based technologies. By investing in and empowering our people, we strengthen Plessey’s impact and help shape the future of optical technology. Trust We operate like a family—honest, reliable, and supportive. We have each other’s backs, own our actions, and uphold the highest standards of integrity and safety. We trust each other to deliver, our customers to challenge us, and our expertise to guide the way. Together, trust enables the collaboration essential for breakthrough innovation and lasting impact. Location Located at our head office and state-of-the-art fabrication facility in Plymouth. About the Role The Thin Film Ellipsometry Process Engineer is responsible for developing, optimising, and controlling thin-film optical measurement and characterisation processes to support high-yield, high-performance semiconductor device fabrication. This role focuses on ellipsometry-based metrology for deposited thin films across development and production environments. Key Responsibilities • Develop, qualify, and optimise ellipsometry measurement processes for thin films (thickness, refractive index n/k, composition, and uniformity)., • Support R&D and new materials development by providing accurate thin-film characterisation, measurement development, and data analysis., • Own and maintain ellipsometry process recipes, optical models, and control strategies., • Provide accurate metrology feedback to thin-film deposition processes (e.g., PVD, CVD, ALD)., • Analyse film properties including thickness mapping, optical constants, and process-induced variation., • Develop and refine optical models for multilayer thin-film stacks., • Utilise statistical process control (SPC) to monitor tool performance and process stability., • Conduct root cause analysis for measurement drift, model instability, or yield excursions related to film properties., • Collaborate with equipment and process engineering teams to maintain and improve metrology tool performance., • Support new product introduction (NPI) through film characterisation, DOE planning, and process transfer., • Generate technical reports and present findings to engineering and management teams., • Ensure compliance with safety and cleanroom protocols. Skills, Knowledge and Expertise • Bachelor’s or Master’s degree in Materials Science, Physics, Electrical Engineering, or related field., • 3–7+ years of experience in semiconductor or advanced thin-film processing environments., • Strong hands-on experience with spectroscopic ellipsometry., • Solid understanding of thin-film optics, dispersion modelling, and multilayer analysis., • Experience correlating ellipsometry data with complementary techniques (e.g., XRD, AFM, profilometry)., • Strong data analysis and problem-solving skills., • Strong ownership mentality with the ability to work independently in a fast-paced environment., • Adaptable and comfortable with evolving priorities and rapid change., • Excellent cross-functional collaboration skills (working effectively with process, equipment, R&D, and manufacturing teams)., • Clear and confident communicator, able to present technical findings to both technical and non-technical audiences., • Experience with compound semiconductor or dielectric thin films would be an advantage.

About Plessey We’re building the hardware foundation for next-era computing. Plessey is a world-leading technology company driving the next generation of photonic devices and systems. With over 70 years of innovation, we combine research, materials science, process engineering, and manufacturing under one roof. We’re recognised as a global authority in microLED displays, optical computing, and optical interconnects. Join us to work on breakthrough technologies shaping the future of light-based technology and computing. Lead We don’t follow industry trends; we create them, pushing boundaries and setting standards others aspire to. Every team member has the power to make decisions, drive change, and deliver excellence. We support each other, challenge one another for the best solutions, and lead by example. Together, we build industries and technologies that shape the future and scale toward our vision of the next era of computing. Grow We expand our capabilities every day — deepening our expertise, improving how we work, and pushing the boundaries of what’s possible. Curiosity fuels us: we question assumptions, explore new ideas, and innovate with light-based technologies. By investing in and empowering our people, we strengthen Plessey’s impact and help shape the future of optical technology. Trust We operate like a family—honest, reliable, and supportive. We have each other’s backs, own our actions, and uphold the highest standards of integrity and safety. We trust each other to deliver, our customers to challenge us, and our expertise to guide the way. Together, trust enables the collaboration essential for breakthrough innovation and lasting impact. Location Located at our head office and state-of-the-art fabrication facility in Plymouth. About the Role We are looking for an experienced Test Development Engineer to join our team. In this role, you will work with advanced test equipment, helping to develop and improve innovative testing solutions. If you are passionate about test development, enjoy solving complex problems, and want to work with cutting-edge technology, we would love to hear from you. Key Responsibilities • Implement and maintain digital and mixed-signal test solutions., • Specify hardware required for testing such as probecards, interface boards etc., • Develop and optimise test programs for complex devices using Teradyne Ultraflex., • Perform test program, Test HW characterization over temperature (Ex. Shmoo analysis), GRR, Correlation, setup calibration and product qualification., • Drive and perform the Repeatability and Reproducibility Studies which are necessary to transfer a test solution from an in-house development site or from other development sites to a full manufacturing high volume setup., • Define and release procedures for all aspects of test program development (e.g. test program release, test coding guidelines etc)., • Release and support test programs for production., • Collaborate with key stakeholders to ensure on time delivery test coverage and quality., • Work with stakeholders to identify and implement test process improvements. Skills, Knowledge and Expertise • Significant experience in test development within mixed-signal environments, encompassing both analog and digital system validation., • Strong programming skills ( VBA, Python)., • Understanding of digital and analog test principles., • Problem-solving and analytical skills., • Experience with GRR and test program release processes including data analysis software (eg. JMP, Examinator). Advantage • Mixed-signal testing expertises., • Experience with Teradyne Ultraflex., • uLED and /or display panel testing expertise., • Knowledge of Teradyne IRIS100S systems., • Knowledge of semiconductor manufacturing and test flows., • Knowledge of TEL probers., • Expertise with test program control such as git.

Senior RF Validation Engineer - Up to £70,000 per annum + Bonus Edison's client are currently seeking a Senior RF Validation Engineer on a permanent basis to join their growing team. The role can be based in Bristol or Essex and is open to candidates requiring sponsorship as well as offering relocation assistance. To be considered you will have the following experience: • RF Validation, • Optical or Fibre optic, • Semiconductor industry, • Python - Highly desirable yet not essential, • 5+ years in industry To be considered please apply with an up to date CV and I will call to discuss in further detail.

Job title: Electronic Design Engineer Location: Reading/Glasgow sites available within hybrid working arrangements. Mission Akkodis, is a global leader in the engineering and R&D market that is leveraging the power of connected data to accelerate innovation and digital transformation. With a shared passion for technology and talent, 50,000 engineers and digital experts deliver deep cross-sector expertise in 30 countries across North America, EMEA and APAC. Akkodis offers broad industry experience, and strong know-how in key technology sectors such as mobility, software & technology services, robotics, testing, simulations, data security, AI & data analytics. The combined IT and engineering expertise brings a unique end-to-end solution offering, with four service lines – Consulting, Solutions, Talents and Academy – to support clients in rethinking their product development and business processes, improve productivity, minimize time to market and shape a smarter and more sustainable tomorrow. Akkodis is part of the Adecco Group and is a commercial brand under which both AKKA and Modis entities operate. Scope The Electronic Engineer develops integrated hardware solutions, both utilising COTS components and designing bespoke systems, through design, development, verification, and validation. In this role you will produce electrical interconnect designs, cable schedules, ICDs, wiring schedules, LV distributions, earth & bonding strategies, assess the impact of EMI / EMC, RoHS, REACH and LV Directive on the electrical designs, etc. Responsibilities • Satisfy the HW requirement set through design, development, and test activities., • Implement the hardware architecture in physical and electrical form, fit and function., • Support Manufacturing and Procurement during the build phase, i.e. respond to Problem Reports and implement Engineering Change Requests., • Define the Design Proving / Hardware Test Specifications and use these during qualification., • Define the EMC and Environmental Test Specifications and use these during qualification., • Design and develop any special test equipment to facilitate the above. Skills • General Electronic and Electrical Engineering (degree level)., • COTS AC and DC LV power supplies., • Designing with PCI, RS485/232, Hotlink and Ethernet interfaces., • Designing cables and harness assemblies, utilising military style connectors and backshells, such as MIL-DTL-38999., • An understanding of cable screening methods and military style cable construction methodologies., • Designing to meet EMC and environmental standards / requirements. Experience • Strong relevant experience of the Skills listed above or associated experience that can be applied to electronic, electrical and electro-mechanical design in a regulated industry., • Design and specification of COTS and bespoke sub-assemblies and equipment suitable for 19” racks / cabinets., • Interconnection Design (i.e. wiring harnesses, copper or fibre optical network interconnections, connector types, power distribution and data comms, spatial constraints, environmental considerations)., • Full engineering lifecycle experience (Capture, Design, Implementation, Test)., • Working with requirements in a structured and evidential manner., • Production of Design / Test Specifications and Test Reports.

Job Title: Refrigeration Engineer Location: Regional roles in UK Pay Range/details: £51,027.00 per annum (incl.13 standby payments) Contract Type: Permanent Omega are supporting a leading facilities management provider in their search for a Refrigeration Engineer work on a major UK supermarket contract. The right Refrigeration Engineer will be the first line in all service and maintenance throughout allocated sites. They will also effectively maintain service and repair Refrigeration Equipment in customer locations and aid HVAC equipment containing refrigeration circuits. Current locations: Chester / Newcastle / Bournemouth / Leeds / Southampton Key Responsibilities - Refrigeration Engineer • Carry out reactive and planned refrigeration maintenance within agreed timescales., • Diagnose faults, identify non-repairable issues and recommend replacements., • Complete all PPM, technical and compliance paperwork accurately and on time., • Order and fit parts in line with company procedures., • Respond promptly to Helpdesk service calls and complete repairs efficiently., • Communicate issues affecting store operations to GSMs and build strong working relationships., • Complete surveys, reports and job documentation as required., • Participate in the out-of-hours standby rota and arrange cover when needed., • Working with CO? refrigeration pack systems., • Planned on-call rota 1 in 4 weeks (hours of work paid in addition to standby payment). Qualifications & Requirements - Refrigeration Engineer • Time-served apprenticeship with NVQ/C&G refrigeration qualification., • C&G 2079 / CITB refrigerant handling certificate / F Gas Category 1, • Strong refrigeration, electrical, mechanical and diagnostic skills., • Ability to read technical drawings and apply relevant H&S legislation., • Good communication and customer-facing skills., • Self-motivated, professional and able to work at heights using access equipment., • Full UK driving licence essential. What we can offer - Refrigeration Engineer • 33 Days Holiday (Inc. Bank Holidays)., • OTE = £60,000 per annum (Based on current engineers), • Private Pension., • HealthShield Cashback Plan - Reclaim part of your dental/optical costs., • OneCity - Employee Discount Platform., • Employee Value Awards up to the value of £250., • Access to Costco Personal Membership Subscription., • Mental and Physical Health Services (Wisdom, Thrive, SkinVision)., • Electric Car Scheme (Criteria Applies)., • First Bus Commuter Club - Discounted Bus Travel. For more information on this role, please contact Michael Farrell on 01453 829768 or send a copy of your CV to Candidates who are currently a Refrigeration Engineer, HVAC Engineer, Air Conditioning Engineer, Maintenance Engineer or Service Engineer may be suitable for this position. For details of other opportunities available within your chosen field please visit our website ___

About Plessey We’re building the hardware foundation for next-era computing. Plessey is a world-leading technology company driving the next generation of photonic devices and systems. With over 70 years of innovation, we combine research, materials science, process engineering, and manufacturing under one roof. We’re recognised as a global authority in microLED displays, optical computing, and optical interconnects. Join us to work on breakthrough technologies shaping the future of light-based technology and computing. Lead We don’t follow industry trends; we create them, pushing boundaries and setting standards others aspire to. Every team member has the power to make decisions, drive change, and deliver excellence. We support each other, challenge one another for the best solutions, and lead by example. Together, we build industries and technologies that shape the future and scale toward our vision of the next era of computing. Grow We expand our capabilities every day — deepening our expertise, improving how we work, and pushing the boundaries of what’s possible. Curiosity fuels us: we question assumptions, explore new ideas, and innovate with light-based technologies. By investing in and empowering our people, we strengthen Plessey’s impact and help shape the future of optical technology. Trust We operate like a family—honest, reliable, and supportive. We have each other’s backs, own our actions, and uphold the highest standards of integrity and safety. We trust each other to deliver, our customers to challenge us, and our expertise to guide the way. Together, trust enables the collaboration essential for breakthrough innovation and lasting impact. Location Located at our head office and state-of-the-art fabrication facility in Plymouth. About the Role We are seeking a senior Embedded Software Engineer to join the Product Development team and contribute to embedded firmware development and hardware–software integration. This is a hands-on role, working closely with the Principal Engineer and Senior Hardware Engineer to translate system architecture into reliable embedded implementations across prototypes, demos, and product platforms. Key Responsibilities • Design, implement, and maintain embedded firmware in C/C++., • Develop and maintain low-level drivers and application firmware., • Support bootloader development and firmware update functionality., • Implement firmware robustness, error handling, and recovery paths., • Support firmware bring-up on new hardware., • Debug hardware/firmware issues involving power, clocks, interfaces, and timing., • Work with schematics, PCBs, and lab equipment during development and debugging., • Support validation and test readiness of embedded systems., • Translate architectural intent into working embedded implementations., • Take ownership of defined subsystems with appropriate guidance., • Contribute to technical documentation and knowledge transfer., • Support integration with test environments and higher-level software systems. Skills, Knowledge and Expertise • Background in Electronic Engineering or similar discipline., • Experience in embedded software development (C/C++)., • Experience with microcontrollers (e.g. STM32 or similar)., • Experience with bare-metal and/or RTOS-based systems., • Comfortable reading schematics and understanding hardware design., • Experience with board bring-up and low-level debugging., • Experience using SWD/JTAG, logic analysers, and oscilloscopes., • Understanding of common interfaces (USB, SPI, I²C/I3C, UART). Advantage • USB device development experience., • Familiarity with embedded Linux or Zephyr., • Experience supporting prototype, demo, or pre-production systems.

About Plessey We’re building the hardware foundation for next-era computing. Plessey is a world-leading technology company driving the next generation of photonic devices and systems. With over 70 years of innovation, we combine research, materials science, process engineering, and manufacturing under one roof. We’re recognised as a global authority in microLED displays, optical computing, and optical interconnects. Join us to work on breakthrough technologies shaping the future of light-based technology and computing. Lead We don’t follow industry trends; we create them, pushing boundaries and setting standards others aspire to. Every team member has the power to make decisions, drive change, and deliver excellence. We support each other, challenge one another for the best solutions, and lead by example. Together, we build industries and technologies that shape the future and scale toward our vision of the next era of computing. Grow We expand our capabilities every day — deepening our expertise, improving how we work, and pushing the boundaries of what’s possible. Curiosity fuels us: we question assumptions, explore new ideas, and innovate with light-based technologies. By investing in and empowering our people, we strengthen Plessey’s impact and help shape the future of optical technology. Trust We operate like a family—honest, reliable, and supportive. We have each other’s backs, own our actions, and uphold the highest standards of integrity and safety. We trust each other to deliver, our customers to challenge us, and our expertise to guide the way. Together, trust enables the collaboration essential for breakthrough innovation and lasting impact. Location Located at our head office and state-of-the-art fabrication facility in Plymouth. About the Role We are looking for a Senior Software Engineer to support the development of automated reliability and characterisation test systems for MicroLED devices. The role combines test software development, instrument control, and data analysis, supporting both the execution of reliability campaigns and the analysis of device performance and degradation. The engineer will work closely with hardware engineers and test engineers to develop software tools that control laboratory equipment, automate test procedures, and analyse large datasets generated during device testing. Key Responsibilities • Develop and maintain automated test software for reliability and characterisation systems., • Interface with laboratory instruments and test hardware using LabVIEW, C++, and Python., • Support the execution of device reliability campaigns and engineering experiments., • Develop tools for data collection, processing, and analysis., • Work with engineering teams to interpret results and identify device behaviour trends., • Contribute to improving the automation and robustness of internal test platforms. Skills, Knowledge and Expertise • Master’s degree in Physics, Electronic Engineering, or a related discipline., • Proficiency in LabVIEW and C++., • Working knowledge of Python for data processing and analysis., • Hands-on experience with communication protocols such as SPI and I²C., • Experience working with laboratory bench instruments such as power supply units (PSUs), oscilloscopes, pattern generators and multimeters., • Strong analytical mindset with attention to detail., • Ability to work independently with minimal supervision. Advantage • Experience with NI TestStand for automated test environments., • Background or practical experience in semiconductor device testing., • Experience analysing large datasets and developing mathematical models for device behaviour and degradation., • Familiarity with reliability testing methodologies (e.g., lifetime or stress testing).

A leading optical technology firm based in Manchester is seeking an experienced reliability engineer to conduct tests on optical modules.

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