Senior Principal Opto-Mechanical Engineer Raytheon – Posted

Full-Time Senior Principal Opto-Mechanical Engineer

At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market‑leading businesses, world‑class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

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.

• Collaborate across optics, structures, thermal, electronics, and systems engineering teams to develop robust mechanical architectures that enable high‑performance imaging solutions.
• Lead concept development, detailed design, and documentation of opto‑mechanical assemblies using Creo (Pro/E).
• Design precision structures, mounts, housings, and mechanisms supporting imaging sensors and optical assemblies.
• Perform tolerance analysis and apply GD&T (ANSI Y14.5) to ensure manufacturability and performance.
• Support structural and thermal analyses (including FEA) to validate designs.
• Participate in hardware integration, verification, and environmental test activities.
• Support transition to production, including supplier collaboration, root cause analysis, and corrective action implementation.
• Deliver technically sound solutions within cost, schedule, and performance constraints.

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 10 years of prior relevant experience.
• Experience with 3D CAD tools (Creo preferred) including modeling and drawing creation.
• Experience with Geometric Dimensioning & Tolerancing (GD&T) per ANSI Y14.5.
• Experience designing mechanical hardware for precision assemblies.

• Experience supporting infrared or visible imaging systems.
• Opto‑mechanical design experience involving imagers, afocal assemblies, gimbals, or focus / field‑of‑view switching mechanisms.
• Experience leading a small cross‑functional design team through full development lifecycle, including design reviews and hardware integration.
• Experience performing or collaborating on Finite Element Analysis (FEA).
• Experience supporting environmental qualification (vibration, shock, thermal).
• Industry experience transitioning hardware from development to production.

• Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value:
  Safety, Trust, Respect, Accountability, Collaboration, and Innovation.
• We offer a robust total rewards package with compensation; healthcare, wellness, retirement and work/life benefits; career development and recognition programs. Some benefits include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance and child/adult backup care.
• Relocation assistance available.

• This position requires onsite work in Tucson, AZ.
• This position requires security clearance. The DCSA Consolidated Adjudication Services (DCSA CAS) handles and adjudicates the security clearance process.

Salary range for this role is 132,400 USD – 251,600 USD.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.