Principal Mechanical Engineer (Design/Analysis)

BAE Systems

Full-time other-general
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Location
Nashua, NH, United States
Posted
July 25, 2026

Job Description

**Job Description**
BAE Systems is seeking a Principal Mechanical Engineer to lead a team of mechanical engineers and to be a subject matter expert in designing and developing innovative mechanical solutions for dynamic electronic military systems.

The ideal candidate will possess a strong background in mechanical engineering, excellent leadership and communication skills, and a proven track record of driving technical innovation.

**Key Responsibilities:**

+ Lead a team of mechanical engineers in designing, developing, and integrating complex countermeasure and electromagnetic attack solutions
+ Be a Mechanical Engineer on key business pursuits helping to define requirements that meet the needs of the customer
+ Develop robust hardware solutions to meet demanding customer requirements
+ Mentor and develop team members' skills to advance into technical leadership roles
+ Perform / assess detailed design and analyses, including thermal and struct...