Find a Job 

Principal Mechanical Engineer

Recommend a friend 
Back to Search Results 
$171,000-$193,500  •  Billerica, MA
•  Direct Hire
•  Job Number:270838
•  Posted:4/28/2026

170K-200K

Expert-level knowledge in mechanical engineering principles.
Experience with FEA (static, modal, thermal).
Proficiency in SolidWorks or similar CAD software.
Ability to innovate and apply new technologies or existing methods to solve complex design challenges.
Strong communication skills to address technical issues with clarity and insight.
Highly motivated and enjoys hands-on work.
Project management experience is a plus, but technical contribution is the primary focus.

  • Lead mechanical design efforts for optical systems and instruments. 
  • Serve as a system architect for optomechanical assemblies and opto-mechatronics. 
  • Drive product development from concept through manufacturing, including: 
  • System architecture and conceptualization
  • Modeling and simulation
  • Prototyping and laboratory testing
  • Design and develop precision mechanical systems incorporating: 

Requirements

  • Apply principles of Design for Manufacture and support production systems and automated material handling. 
  • Perform FEA analysis (static, modal, thermal) to validate designs. 
  • Utilize SolidWorks or similar CAD software for detailed design work. 
  • Collaborate with cross-functional teams to ensure successful product realization. 
  • Participate hands-on in the build and test phases of your designs.
  • Mentor senior and junior engineers; elevate overall engineering standards
  • Serve as a technical representative in high-level customer or partner discussions
ApplyNow

Related Jobs

See The Team