Computer Hardware Engineer Jobs in Lowell, MA (NOW HIRING)

Date Posted:

2026-06-10

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 RTX, the world's 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.

Raytheon brings 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. We deliver solutions that help our nation and allies defend freedom and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

The Radar Mechanical Design Department leads mechanical design, development, and integration of some of the most innovative land-based and shipboard radars in the world. This includes phased array radar systems, electronic modules, pedestals, and power and cooling systems. The department comprises individuals with technical expertise and experience in hardware design, integration, and production support.

The Radar Mechanical Design Department is seeking a Principal Mechanical Engineer to support the LTAMDS (Lower Tier Air and Missile Defense Sensor) Deployment, Feilding and Sustainment team. LTAMDS is a recent Raytheon Technologies franchise program that will deliver a next generation radar with 360-degree visibility to defeat advanced threats including hypersonic weapons. As the LTAMDS program is expanding, production is increasing, and radars are fielded, the Deployment, Fielding & Sustainment Organization is growing its Hardware Team.

The LTAMDS Hardware Engineer will work closely with the IPT Lead and support the plan and execution of the sustainment strategy of fielded and soon-to-be fielded systems including on-site support staff, field maintenance support, technology upgrades, material procurement, return & repair and technical engineering support. 

This Principal Mechanical Engineer role is on-site either in Marlborough or Tewksbury, MA.

What You Will Do

• Willing to Travel up to 25% to install / oversee Hardware upgrades when design changes occur (CONUS / OCONUS).
• Collaborate with the senior IPT Leadership, Program Management, Engineering, Supply Chain, Quality, and Operations teams to plan and execute sustainment strategy in the areas of logistics, training, technical manuals, hardware and software test integration.
• Apply disciplined program management processes and utilize tools to establish and monitor metrics and trends to ensure excellence in execution.
• Balance cost and schedule, while delivering a product which is compliant with the contract. This involves developing solutions which are the best fit for the overall program performance, supportability and long-term sustainment.

• Utilize both Mechanical and Electrical Expertise to support the program.
• Onboard rapidly minimizing the Radar IPT Support.
• Hands on Tactical Hardware experience (Test / Operational).
• Generate Work Instructions based on HW upgrades with multiple fielded configurations.
• Generate change requests, Change Notices initially, Class 1 & Class 2 ECP as the program matures.
• Generate Replace / Install instructions for failed items where Technical Manuals are not present.
• Ability to perform viability assessments on fielded hardware, generate reports and suggested path forward with assessed risks and opportunities.
• Provide troubleshooting assistance to field personnel.
• Perform Hardware trades such as backwards compatibility analysis and field impacts.
• Flyaway support and Ability to work off hours when needed.
• Provide CCB Approval and / or input for maintainability impact.
• Customer communication and presentation skills – Partner with Customer Engineering 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.
• Experience in areas such as the design of radar architecture, electronics packaging or field sustainment for military or aerospace or commercial applications.
• Experience presenting program and technical issues to senior stakeholders.

 
Qualifications We Prefer

• Experience with the LTAMDS program and products.
• Experience collaborating with cross functional teams including members from Engineering, Operations, Global Supply Chain, and/or Quality through hardware development, production and test including system test.
• Experience in Sustainment and lifecycle engineering disciplines specifically training, technical manuals and logistics.
• Experience in Engineering Tools / Test Equipment
• Proficiency with ANSI/ASME Y14.5 GD&T experience in practice.
• Experience executing DoD sustainment and/or product support activities.
  Experience with radar and/or sensor systems, or other advanced electronic systems.
• Demonstrated ability to interact with senior levels of leadership effectively – including customer, teammates, and suppliers.
• Champion all of RTX’s values while managing multiple and competing priorities.
• Advanced degree in Mechanical, Electrical or Aerospace Engineering.

What We Offer 

• A total rewards package that goes above and beyond with compensation; healthcare, wellness, and work/life benefits; career development and recognition programs. Some of the benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance and child/adult backup care. 

• Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, Innovation, and Safety. 

• Relocation assistance available. 

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.
• This position requires security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm

#LI-TR1

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 - 204,500 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.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. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.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. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

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.

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