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Senior Structural Opto-Mechanical Engineer

General Atomics

Acton, MA · Posted October 28, 2026

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About the job

General Atomics Electromagnetic Systems (GA-EMS) designs and manufactures first-of-a-kind electromagnetic and electric power generation systems. GA-EMS' expanding portfolio of specialized products and integrated system solutions support critical fleet, space systems and satellites, missile defense, power and energy, and process and monitoring applications for defense, industrial, and commercial customers worldwide. We are hiring an Opto-Mechanical Structural Engineer/Analyst to join our team in Acton, MA to support the design, development and production of advanced spaceborne electro-optical sensor payloads. This individual will assist in developing cutting-edge, high-performance space-based opto-mechanical hardware designs. The primary role for this position entails executing various structural modeling and detailed mechanical design analysis tasks using Femap and Nastran software. This opportunity affords the chance to build your skills as part of a highly skilled, collaborative and supportive project team, that produces best in class, rigorously engineered, high-performance space based optical sensor payloads. The successful candidate will demonstrate a clear dedication to taking ownership of his or her work, a drive to not leave tasks incomplete or not understood and be absolutely committed to making the team and project succeed. DUTIES & RESPONSIBILITIES : Perform quasi-static, modal, random vibration, and thermal stress analysis tasks using Femap and Nastran software. Provide Mechanical Engineering support to a project team and execute to plan while managing and tracking work assignments and progress. Track and understand design requirements and apply sound engineering principles and oversight to meet project requirements. Generate and present design review packages for internal and external audiences. Support customer and supplier interactions as required. Develop creative conceptual designs for new products and proposal efforts. Help plan and support the environmental testing of hardware including vibration, shock, thermal and others as required. Perform root cause assessments on hardware failures. Identify solutions and perform analysis as required to verify validity of proposed solutions. Able to work on multiple assignments and with multiple teams simultaneously. Other duties as assigned. We recognize and appreciate the value and contributions of individuals with diverse backgrounds and experiences and welcome all qualified individuals to apply.