Raytheon Technologies

Principal Reliability Engineer Onsite

Raytheon Technologies$107K — $204K *
Aerospace & Defense
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in STEM with 8+ years of experience in Reliability, Failure Analysis, or Quality Engineering.
  • Expertise in Reliability, Availability, and Maintainability (RAM) analyses and predictions.
  • Knowledge of Failure Modes Effects and Criticality Analyses (FMECA) and Fault Detection/Fault Isolation (FDFI).
  • Proficiency in interpreting data on Mean Time Between Failure (MTBF) and Operational Availability (Ao).
  • Collaboration skills to work across various engineering disciplines.

Responsibilities

  • Lead RAM program activities to enhance product safety, reliability, and maintainability.
  • Conduct Reliability analyses including predictions to ensure performance compliance.
  • Perform FMECA and FDFI analyses to proactively identify risks.
  • Define and allocate RAM requirements essential for project success.
  • Analyze reliability data and present findings to stakeholders.
  • Manage and maintain Reliability Block Diagrams (RBD) and system models.
  • Support proposal processes in developing Basis of Estimates (BOEs) for RAM activities.

Benefits

  • Relocation assistance available for qualified candidates.
  • Strong emphasis on corporate values: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.
  • Access to comprehensive employee benefits including health and wellness programs.
  • Eligibility for educational support through the Employee Scholar Program.
  • Flexible work schedules and paid time off for work-life balance.
Full Job Description
Date Posted:
2026-06-10
Country:
United States of America
Location:
US-MA-MARLBOROUGH-MA1 ~ 1001 Boston Post Rd ~ BLDG 1
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

Raytheon's Systems Engineering and Test Capabilities (SE&TC) Surface Radars & Sensors Center is seeking a Principal Reliability Engineer. As a Principal Reliability, Availability, and Maintainability (RAM) Engineer, you will lead RAM program activities, ensuring our products are safe, reliable, and maintainable while delivered on time. Embedded within the Life Cycle Engineering (LCE) team, you will work across disciplines focused on product support, including Reliability, System Safety, and Supportability, supporting the entire product lifecycle-from conception to deactivation. Your role is pivotal in driving innovation, collaboration, and technical excellence to ensure mission-critical aerospace and defense systems meet the highest standards of performance and reliability.

What You Will Do
  • Conducting Reliability, Availability, and Maintainability (RAM) analyses, including reliability predictions and maintainability predictions.
  • Performing Failure Modes Effects and Criticality Analyses (FMECA) and Fault Detection/Fault Isolation (FDFI) analyses.
  • Defining/allocating RAM requirements.
  • Assessing RAM performance: Mean Time Between Failure (MTBF), Mean Time Between Critical Failure (MTBCF) & Operational Availability (Ao).
  • Interpreting data and analyzing results.
  • Ensuring performance compliance to requirements.
  • Maintaining complex Reliability Block Diagrams (RBD) and system models.
  • Supporting the proposal process in developing Basis of Estimates (BOEs) for RAM work.
  • Tracking Earned Value (EV) and providing accurate status on the schedule and budget for the RAM scope.
  • Minimal travel (10%) to local Raytheon sites in Northeast area.
  • This job is based at Raytheon's Marlborough facility and is posted as Onsite.


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 Reliability, Failure Analysis, and/or Quality Engineering.


Qualifications We Prefer
  • Experience with Reliability Engineering Concepts including knowledge of reliability and maintainability predictions, FMECA/FDFI, RBDs, MTBF/MTBCF, Ao.
  • Experience presenting to Failure Review Boards.
  • Electrical Engineering experience, Electrical Engineering degree/education preferred.
  • Strong analytical skills with the ability to collect, organize, analyze, and disseminate significant amounts of information with attention to detail and accuracy. Ability to present technical material to audiences.
  • Ability to work collaboratively across disciplines.


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 Eligible- Relocation assistance available


Learn More & Apply Now!
  • 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.


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.

About Raytheon Technologies

Raytheon Solipsys, a wholly-owned subsidiary of the Raytheon Company, is an industry leader in the development of integrated Command and Control (C2) Network-Centric solutions for the Domestic and International DoD and Homeland Security. Through proven systems and software engineering practices, built on the invention and application of innovative technologies, they deliver the C2 infrastructure necessary to effectively control security/military forces in any environment. Their reliable solutions assure information superiority, increased shared awareness, deep sensor reach, aircraft control, air defense, disaster management, and time-critical decision making.

Raytheon Technologies Careers

Join the innovative world of Raytheon Technologies, a leader in aerospace and defense, where we offer unparalleled job opportunities in an environment that champions diversity, leadership, and professional growth.

Work You’ll Do

At Raytheon Technologies, you’ll be part of a company that values innovation and leadership. Our team is dedicated to solving some of the most complex challenges in aerospace and defense, making significant impacts worldwide. With a culture that fosters diversity and inclusion, you will collaborate with some of the brightest minds in the industry.

Transform Your Career

Step into a role that harnesses your skills and propels your career to new heights. Raytheon Technologies is not just about thinking big but making those big ideas happen. We provide robust career development opportunities that include comprehensive training and development programs, leadership workshops, and continuous learning through our internal platforms.

Innovate and Lead

Join our team of over 60,000 professionals globally, who are not only experts in their fields but are also driven by a passion for innovation and excellence. At Raytheon Technologies, you are positioned at the forefront of the industry, where your work directly contributes to groundbreaking advancements in technology and defense.

Internship and Employment Opportunities

Whether you’re starting your career or looking to advance, Raytheon Technologies offers a range of employment and internship opportunities that can help you achieve your professional goals. Our internships provide a solid foundation of skills and experiences, while our full-time positions offer a path to personal and professional growth within the company.

Benefits and Culture

Our employees enjoy a competitive package of benefits and rewards that reflect their invaluable role in our company. From health and wellness programs to performance bonuses and flexible working conditions, we ensure our team members are well taken care of.

Networking and Professional Development

At Raytheon Technologies, networking and professional development are part of our DNA. We encourage our employees to engage in internal and external networking events, leadership training, and diversity initiatives that enhance their career journey.

Join Our Team

Explore the numerous positions available that match your skills and interests. We are looking for passionate, curious, and solution-driven team players who are ready to take their career to the next level.

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SEARCH RAYTHEON TECHNOLOGIES JOBS

Join us in our mission to create a safer future and be a part of a team that values integrity, excellence, and teamwork. At Raytheon Technologies, your career is just the beginning of a lifelong journey of professional and personal growth.
Learn more about Raytheon Technologies
Size
14,771 employees
Market Cap
$32,494
Industry
Founded
1922
NASDAQ

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