About this opportunity
3M HEALTHCARE lists this Principal Mechanical Engineer (Onsite) opportunity in el segundo, California. Review the employer’s description below for duties, qualifications and application requirements.
Job description
Job Title: Principal Mechanical Engineer
Location: El Segundo, CA. Company: Collins Aerospace (Raytheon).
Security Clearance: U.S. citizenship required. Eligible to obtain and maintain a DoD Secret clearance. Security clearance status: Active and existing clearance required after day 1.
Salary Range: $118,300 – $224,900 USD.
What You Will Do
Lead the mechanical development of GPS RF and digital electronics subsystems from concept through production.
Serve as the mechanical technical authority (REA) on assigned programs, ensuring alignment to technical, cost, and schedule objectives.
Own subsystem-level mechanical solutions, ensuring performance in demanding thermal and high‑vibration environments.
Collaborate cross‑functionally with Electrical, Systems, Manufacturing, and Supply Chain teams to deliver integrated hardware solutions.
Represent the mechanical discipline in internal and external design reviews and customer engagements.
Mentor and provide technical guidance to junior engineers across the matrixed team.
Support hardware integration, verification, and production readiness activities within secure program environments.
Qualifications
Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience or an advanced degree in a related field and minimum 5 years’ experience.
Ability to obtain and maintain a U.S. government issued security clearance.
Experience designing and developing electronics packaging solutions for high‑reliability GPS receivers or related military applications.
Experience applying Geometric Dimension Tolerance (GD&T) and American Society of Mechanical Engineers (ASME) drawing standards to production hardware.
Experience with 3D solid modeling tools (Creo/Pro/Engineer or similar) for mechanical design and documentation.
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Worksite address
el segundo, CA, 90245, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.