ADGE Principal Mechanical Engineer – On-Site

Location: US-MA-TEWKSBURY 50 Apple Hill Dr, ASSABET BLDG.

Date Posted:

Position Type: Onsite

Security Clearance and Citizenship: U.S. citizenship required to obtain and maintain a DoD Secret clearance.

• Perform mechanical design, development, and documentation of components, subassemblies, and major end items.
• Oversee small to mid‑sized cross‑functional engineering teams as the technical execution lead across all phases—from proposal generation to program initiation.
• Serve as the technical focal point for mechanical or cross‑functional teams.
• Provide support for product integration with domestic and international factories and suppliers.
• Collaborate with engineering and non‑engineering disciplines and suppliers to resolve technical challenges.
• Work independently with minimal supervision while ensuring schedule, cost, and technical commitments are met.
• Support and participate in design peer reviews and conduct trade studies.
• Apply mechanical engineering knowledge to solve problems in a fast‑paced, team‑oriented environment.
• Mentor and guide junior engineers, fostering growth and knowledge sharing within the team.

• Typically a degree in Science, Technology, Engineering or Mathematics (STEM) with at least 8 years of relevant experience, or an advanced degree with at least 5 years of experience.
• Experience spanning concept development, detailed design, transition to production, and sustainment.
• Experience in mechanical design, material selection, and manufacturing processes.
• Proficiency with CAD design tools, ProE and CREO, including large assembly management.
• Experience with Product Data Management (PDM) systems.

• Advanced degree in Mechanical Engineering or related hardware systems field.
• Design and integration of electronic/shelter assemblies and power distribution equipment.
• Troubleshooting electromechanical systems.
• Experience with interconnects, cables, harnesses, and CNC.
• Proficiency in ASME Y14.5 GD&T.
• Structural design and analysis experience.
• Understanding of manufacturing systems and electromechanical production environments.
• Experience in cross‑functional IPT collaboration and engineering risk/proposal management.
• Familiarity with EVM/EAC and willingness to travel (~10%).

• Values:
  Safety, Trust, Respect, Accountability, Collaboration, and Innovation.
• Relocation Eligibility.

• Medical, dental, vision, life insurance, short‑term and 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.
• Annual incentive compensation programs (short‑term and/or long‑term) based on performance.

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, veteran status, or any other 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.