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ADGE Principal Mechanical Engineer – On-Site

Job in Tewksbury, Middlesex County, Massachusetts, 01876, USA
Listing for: Pratt & Whitney
Full Time position
Listed on 2026-02-24
Job specializations:
  • Engineering
    Systems Engineer, Mechanical Engineer
Salary/Wage Range or Industry Benchmark: 107500 USD Yearly USD 107500.00 YEAR
Job Description & How to Apply Below
Position: 2026 ADGE Principal Mechanical Engineer – On-Site

Date Posted:

Country: United States of America

Location: US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG

Position Role Type: Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Security Clearance Type: DoD Clearance:
Secret

Security Clearance Status: Active and existing security clearance required after day 1

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.

Department

Overview

The Air Defense Ground Equipment Mechanical Design Department is responsible for the mechanical design, development, and integration of critical defense platform systems.

  • This includes radar and communications shelters, electronic subsystems, launchers, hardware integration, and system interconnects.

Role is an On-Site role in Tewksbury, MA/Andover, MA

What You Will Do
  • Perform ME 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 and 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 ME knowledge to solve problems in a fast-paced, team-oriented environment.
  • Mentor and guide junior engineers, fostering growth and knowledge sharing within the team.
Qualifications You Must Have
  • 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 spanning concept development, detailed design, transition to production, and sustainment.
  • Experience in mechanical design, material selection, and mfg processes.
  • Experience in CAD design tools, ProE and CREO, including Large Assembly Management.
  • Experience with Product Data Management (PDM) systems
Qualifications We Prefer
  • 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%)
What We Offer
  • 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.
  • Relocation Eligibility
Learn More & Apply Now!

Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. Role is an On-Site role in Tewksbury or Andover, MA

Important Info Regarding Interview Process

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 107,500 USD -…

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