Senior Principal System Safety Engineer

Raytheon; Tewksbury (MA); On-site; USD 132,000 - 252,000; Full time

Job summary

Raytheon Technologies seeks a Senior Principal System Safety Engineer to join onsite in Tewksbury, MA, leading system safety activities across the lifecycle and coordinating with program management and government authorities.

You will develop MIL-STD-882E compliant safety programs, mentor engineers, and collaborate across engineering teams to identify and mitigate risks while ensuring delivery of secure and compliant systems.

Qualifications

• Bachelor's degree in STEM with 10+ years of relevant experience.
• Experience with DoD System Safety Programs (MIL-STD-882/DO-178).
• Ability to obtain/maintain Secret security clearance (US).

Responsibilities

• Develop and implement MIL-STD-882E compliant system safety programs.
• Mentor junior safety engineers and lead safety reviews.
• Lead System Safety Working Groups with Raytheon and customer representatives.
• Analyze engineering hardware, drawings, and schematics for fault tolerance and safety compliance.
• Collaborate across engineering functions to identify and mitigate risks.
• Coordinate with program management and government authorities through lifecycle stages.

Skills

System safety

MIL-STD-882

Security clearance

Leadership

Hazard analysis

Requirements analysis

Education

Bachelor's degree in STEM

Master’s degree in STEM

Tools

EVMS

Engineering Change Proposals

Job description

Location: US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 Concord

Date Posted: 2026-08-25

Country: United States of America

Location: US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 Concord

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 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 freedoms, and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

Location: Tewksbury, MA

What You Will Do

This is an exciting opportunity for a highly motivated Senior Principal System Safety Engineer to join us onsite in Tewksbury, MA as a Safety Lead with proven experience in executing all aspects of system safety.

• Develop and implement MIL-STD-882E compliant system safety programs
• Understanding of thesafetybudget and taskingthrough coordination withthe responsibleCAM/IPTL/productowner, including EACs.
• Mentor juniorsafety engineers.
• Actively engage in engineering review boards to stay on top of design changes and assess impacts to the established safety program.
• Establish on-going feedback loopwithfunctionalandprogrammanagement.
• Lead & coordinate System Safety Working Group(s) between key Raytheon and Customer representatives.
• Interpret system requirements, customerspecificationsand military standards, torecommend compliance strategiesto program leadership
• Working across integrated teams and lines to properly eliminate hazards or provide effective controls.
• Collaboratewith stakeholders across a range ofengineering functionstoidentifyand mitigate risks
• Analysis of engineering hardware, mechanical and electrical drawings and schematics assessing fault tolerance, latent hazards, and safety requirements compliance.
• Collaborate with Program Management and government approval authorities from design, fabrication, integration and test, production to demilitarization and disposal phases
• Manage safety-related interactions with suppliers and/or subcontractors.
• Understand and shapesystem safety across the lifecycle (design, integration/ test, flight test, production, field, returns).

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 10 years of prior relevant experience
• Experience with DoD System Safety Programs e.g. MIL-STD-882/DO-178
• The ability to obtain and maintain a Secret U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for the required security clearance.

Qualifications We Prefer

• Experience with briefing at the military safety review board, Engineering Change Proposals, Engineering Review Boards, System Safety Working Groups
• Experience with Earned Value Management Systems (EVMS) and Proposal Development
• 8 years experience with a Master’s degree in Science, Technology, Engineering or Mathematics (STEM)

What We Offer

• 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, and Innovation.
• Relocation Eligible

Role Type Definition

• Please consider the following role type definition as you apply for this role.
• Onsite: 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 the ability to obtain 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

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 132,400 USD - 251,600 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.