Date Posted: 2025 10 24 Country: United States of America Location: MA134: Innovation Dr Tewks Bdg 400 836 North Street Building 400, Tewksbury, MA, 01876 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance: Secret Current At Raytheon, the foundation of everything we do is rooted in our values and a higher calling â 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. Life Cycle Engineering (LCE) is responsible for ensuring our products are safe, reliable, maintainable, and delivered on time. LCE comprises multiple disciplines that support engineering, our program offices, and our customers. These disciplines are involved throughout the entire life cycle of our productsâ from conception to deactivation. Our primary focus is product support, which includes the following key disciplines: Reliability, System Safety, and Supportability. To help drive this mission forward, Raytheon currently has an exciting opportunity for a Principal Reliability Engineer, within our Land and Strategic Missile Defense business area. Your work will play a key role in supporting Raytheon's mission of making the world a safer place. What You Will Do Provide reliability predictions for the Patriot missile Mentor team members and provide internal training Support design reviews Lead failure analysis and root cause and corrective action studies to assure customer satisfaction Provide technical direction across various stages of missile operations, including the disposition of field return assets, complex assembly and disassembly issues, and ensuring mission readiness for flight tests. Work effectively with various engineering teams (design, manufacturing, quality, test) to conduct test data analysis and trending Communicate complex technical information to cross functional audiences, including customers and management. 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 with reliability predictions and/or missile scoring analysis. Qualifications We Prefer Ability to manage multiple technical projects and customer requests in a fast paced operations environment Experience in gathering, analyzing and / or presenting data utilizing Database SQL Experience using scripts to organize data for trending analysis Experience developing and providing technical presentations to audiences including the U.S. and international customers Experience with National instruments LabView or LabWindows software packages, PXI, myDAQ, or Compact RIO hardware. Experience with system assembly, disassembly and test Experience with MS Office tools Experience with FRACAS (Failure Reporting, Analysis, and Corrective Action Systems) Proficiency in reliability modeling (e.g. Weibull analysis) Ability to conduct and oversee reliability testing (accelerated life testing, degradation testing, HALT/HASS) Expertise in various reliability methodologies (e.g. FMEA, FMECA, FTA, RCA) 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. This position is eligible for relocation assistance! Learn More & Apply Now! Please consider the following role type definition as you apply for this role: This is a full time, onsite position based in Tewksbury, MA. 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 101,000 USD 203,000 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. Privacy Policy and Terms: Click on this link to read the Policy and Terms RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry leading businesses â Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.