Senior Mechanical Engineer, Development

Senior Mechanical Engineer, Development

BAE Systems is seeking a Senior Mechanical Engineer to join our team in Nashua, NH! Our mission is “We Protect Those Who Protect Us®”. We are looking for engineers who share our passion in developing a full range of first‑of‑its‑kind technologies and equipment to protect air, land, and naval warfighters.

This role spans the full product lifecycle – business capture, development, production, testing, sustaining – for a variety of complex defense products and technologies. You will collaborate closely with electrical, mechanical, software, firmware, and test engineers, as well as product managers and stakeholders to develop excellent solutions.

We are looking for candidates who are detail‑oriented, possess strong analytical skills, and have a passion for continuous improvement. You will be responsible for ensuring the performance, quality, and reliability of electronic products through rigorous design, analysis, and testing. The ideal candidate has experience with, and is a strong advocate of, Agile hardware development, risk‑reduction prototyping, and requirements‑driven design and verification.

• Lead mechanical engineering designs, development, integration/test, and production of complex and dynamic military systems
• Generate 3D solid models, drawings, and documentation utilizing GD&T principles
• Perform tolerance analyses to assure fit & function
• Perform thermal, structural/stress, and modal/vibration analyses
• Assess designs against environmental requirements
• Develop prototypes and conduct test and verification efforts
• Partner with other engineering disciplines and operations personnel to develop solutions that adhere to DTUPC, DFT, and DFM requirements
• Support resolution of technical issues discovered during manufacture and test of deliverable hardware
• Evaluate and troubleshoot mechanical faults and issues, assessing test failures for root cause, identifying disposition/corrective actions
• Design test equipment to ensure the performance and integrity of manufactured products
• Participate in requirements development, performing technical trade studies, and evaluating technology insertion/upgrades
• Develop and execute test plans, which includes the integration of test solutions, and provide detailed reports on test result
• Participate in new business capture

• Bachelor’s degree in Mechanical Engineering
• 4+ years (or 2+ years with MS ME) designing, testing, and troubleshooting high‑reliability mechanical systems
• Demonstrated understanding of mechanical principles, test methodologies, and the ability to work with advanced test equipment and cutting‑edge technology
• Strong hands‑on laboratory experience with instrumentation, equipment, and processes
• Eligible to obtain a DOD Security Clearance

• Understanding of heat transfer principles, strength of materials, materials selection, design for vibration environments, and ability to apply those principles to unique mechanical design challenges
• Experience with mechanical engineering tools for design and analysis, including ANSYS Workbench/Mechanical, PTC Creo, MATLAB/Simulink, Siemens NX, ANSYS Icepak
• Familiarity with design, analysis, and manufacturing standards associated with complex multilayer rigid and rigid‑flex CCAs
• Knowledge of engineering development processes for aero/defense industry, including designing and testing to ASTM, SAE, DO, MIL‑STD‑810
• A self‑starter with Agile hardware development experience
• Exceptional degree of ingenuity, creativity, and resourcefulness
• Control account management experience
  
  Experience with LRIP / FRP, especially electronics manufacturing and test methodologies
• Familiarity with AS9145 compliant processes
• Strong written and verbal communication skills
• Active DOD security clearance

Full‑time salary range: $89,650 - $152,460. (Individual salaries are determined by business considerations, local market conditions, internal equity, and candidate qualifications.)

BAE Systems offers health, dental, and vision insurance; health savings accounts; a 401(k) plan; disability coverage; life and accident insurance; employee assistance program; legal plan; and other perks including discounts on home, auto, and pet insurance. Leave programs include paid time off, paid holidays, paid parental, military, bereavement, and applicable federal and state sick leave. Employees may participate in the company recognition program and other incentive programs.

Because of the requirement to perform all work onsite, this position requires U.S. citizenship. It is full‑time onsite.

• Seniority level:
  Mid‑Senior level
• Employment type:
  
  Full‑time
• Job function:
  Engineering and Information Technology
• Industries:
  Defense and Space Manufacturing