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Thermo Fisher

Sr. Systems Engineer

Thermo Fisher · Guilford, Connecticut, USA

Full-timeOn-sitePosted 28 September 2026
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Job description

Work Schedule Standard (Mon-Fri) Environmental Conditions Office Job Description As part of the Thermo Fisher Scientific team, you’ll discover meaningful work that makes a positive impact on a global scale. Join our colleagues in bringing our Mission to life every single day to enable our customers to make the world healthier, cleaner and safer. We provide our global teams with the resources needed to achieve individual career goals while helping to take science a step beyond by developing solutions for some of the world’s toughest challenges, like protecting the environment, making sure our food is safe or helping find cures for cancer. DESCRIPTION: Join our team at Thermo Fisher Scientific as a Sr Staff Engineer, Systems Design. In this role, you'll develop innovative solutions across multiple technology platforms, from concept through implementation. Guide the technical direction of complex scientific instrumentation development while collaborating with cross-functional teams. You'll architect system-level solutions, provide technical leadership for product development initiatives, and support engineering teams. This position offers the opportunity to make meaningful contributions to advanced technologies that help our customers advance scientific discovery and improve health outcomes. REQUIREMENTS: • Advanced Degree plus 6 years of experience, or Bachelor's Degree plus 8 years of experience in systems engineering and technical leadership • Preferred Fields of Study: Engineering (Mechanical, Electrical, Systems, Physics, Optical Engineering or related field) • Additional specialized certifications in systems engineering methodologies beneficial • Deep expertise in systems architecture, requirements development, and systems integration • Strong background in multiple engineering disciplines (mechanical, electrical, software, optics) • Experience leading complex product development projects from concept through manufacturing • Record of developing innovative technical solutions for scientific instrumentation • Expertise in structured design methodologies (DFMEA, DOE, RCA) • Proficiency with modeling and simulation tools • Strong analytical and problem-solving capabilities • Excellence in technical documentation and specification development • Strong communication and presentation skills • Ability to support and develop engineering talent • Experience working in regulated environments (UL, IEC, agency certifications) • Success working in matrix organizations • Fluency in English required; additional languages beneficial • Ability to travel up to 25% as needed Compensation and Benefits The salary range estimated for this position based in Connecticut is $149,500.00–$224,200.00. This position may also be eligible to receive a variable annual bonus based on company, team, and/or individual performance results in accordance with company policy. We offer a comprehensive Total Rewards package that our U.S. colleagues and their families can count on, which includes: A choice of national medical and dental plans, and a national vision plan, including health incentive programs Employee assistance and family support programs, including commuter benefits and tuition reimbursement At least 120 hours paid time off (PTO), 10 paid holidays annually, paid parental leave (3 weeks for bonding and 8 weeks for caregiver leave), accident and life insurance, and short- and long-term disability in accordance with company policy Retirement and savings programs, such as our competitive 401(k) U.S. retirement savings plan Employees’ Stock Purchase Plan (ESPP) offers eligible colleagues the opportunity to purchase company stock at a discount For more information on our benefits, please visit: https://jobs.thermofisher.com/global/en/total-rewards

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