Principal Mechanical Engineer

RTX • Goleta, CA

4d • Onsite

About The Position

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world. As a Principal Mechanical Engineer within the Electronic Warfare Mechanical Design Hardware Department, you will serve as the mechanical technical authority for airborne RF and digital processor subsystems, leading hardware development from early concept through production deployment. This is an onsite position in Goleta, CA.

Requirements

• 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.
• Experience designing and developing electronics packaging solutions for high-reliability systems.
• 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.
• Experience supporting hardware through environmental qualifications (e.g., vibration, shock, thermal).

Nice To Haves

• Experience with Electronic Warfare (EW), radar, RF subsystems, or airborne electronics.
• Experience serving as a subsystem lead, REA, IPTL, or similar technical authority role.
• Experience with thermal and structural analysis methods for electronics hardware.
• Experience with CCA/PCB integration, cabling and harness design, or RF isolation features.
• Experience managing cost and schedule elements of engineering scope (e.g., EVM exposure).
• Experience supporting design reviews (PDR, CDR, TRR) and presenting technical data to customers.
• Experience developing proposals, including Basis of Estimates (BOEs) or technical volume contributions.
• Experience performing root cause investigations and implementing corrective actions in production environments.

Responsibilities

• Lead the mechanical development of airborne RF and digital electronics subsystems from concept through production.
• Serve as the mechanical technical authority (REA/IPTL) 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.

Benefits

• Safety, Trust, Respect, Accountability, Collaboration, and Innovation.
• This position is relocation eligible.
• Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays.
• Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement.

What This Job Offers

• Job Type: Full-time
• Career Level: Principal