Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. Are you ready for your next career challenge? Leidos Defense provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions. Leidos Defense is seeking a talented Senior Reliability Engineer to join a diverse team to create unique solutions for complex problems. As a Senior Reliability Engineer, this candidate may serve as a Lead RAM (Reliability, Availability, and Maintainability) Engineer on at least one major program simultaneously, where they will manage tasking for a team of other, more junior reliability engineers. In this role, the candidate will also interface with program leadership, customers, and line management. The expectation is for the Senior Reliability Engineer to manage RAM Engineering work internally within the Defense Sector (and Leidos as a whole) by fielding requests from project managers, support Basis of Estimation (BoE) development for proposed RAM work and shape the company’s overall approach to Reliability Engineering via tool selection and training of other reliability team members. The selected candidate will have a significant impact on the development of reliability artifacts such as reliability prediction, MTTR analysis, reliability block diagrams (RBD), reliability reports, statistics, FMEA, and FTA. Lastly, the Defense Sector’s focus is on hiring a candidate with subject matter expertise in reliability prediction analyses, but experience with production and sustainment related activities like Failure Reporting, Analysis, and Corrective Action Systems (FRACAS) is beneficial. The Senior RAM Engineer will work in a matrixed organization at Leidos, supporting multiple programs at once in a variety of engineering fields with different team environments, from the large-scale programs that Leidos is the prime contractor for, to smaller-scale programs for which Leidos provides support as a subcontractor to companies in the top 100 DoD contractors. The candidate will join a diverse team of other RAM engineers, systems engineers and specialty engineers (e.g., Safety and Human Factors, Risk, Test) within Leidos and have the opportunity to work on programs from their preferred background, as well as challenge themselves by working on programs outside of their expertise. Basic Qualifications Bachelor’s degree in Systems Engineering, Software Engineering, Computer Science, Computer Engineering, Electrical Engineering or equivalent technical/engineering degree from an ABET-accredited university. At least twelve (12) years of experience supporting DoD, NASA, or commercial programs as a reliability engineer. Must have experience conducting RAM analyses spanning the system’s lifecycle, from predictive analyses to analyzing field-data (e.g., MTTR, MTBF, FMEA/FMECA, RCM, reliability block diagram, power dissipation, and derating). Must have experience mentoring other engineers and/or serving as a technical task lead on an engineering project. Must have experience in deriving RAM program requirements for complex electrical, electro-mechanical, mechanical, and software systems. Position requires candidates to be capable of performing in a collaborative engineering environment working closely with multi-disciplinary teams. Must have demonstrated experience effectively communicating within a team environment. Must have experience with Reliability Software such as Reliasoft, and other reliability analysis tools such as Relyence. Experience in performing SW Reliability using tools such as the Neufelder method Must have demonstrated experience with Product Lifecycle Management (PLM) tools such as Windchill. Candidate must be a resident of the North Alabama area or willing to relocate to the Huntsville - North Alabama, AL area. Active secret security clearance or ability to obtain and maintain secret security clearance Preferred Qualifications Preference shown to candidates who possess a Master of Science in System Engineering from an ABET-accredited university, and/or have at least 2-4 years of direct systems engineering experience. Preferred candidates will also have experience and/or working knowledge with: Certified Reliability Engineer (CRE) and/or INCOSE ASEP or CSEP certification preferred. A detailed understanding of the top-down systems engineering process for architecture development and bottoms-up verification Thorough understanding of the DoD acquisition processes and methods Experience supporting DoD, NASA, or DARPA programs Experience performing risk management, test planning, and/or proposal development Experience shaping and executing business development efforts Experience in supporting Environmental Stress Screening (ESS) and Highly Accelerated Life Testing (HALT) If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. Original Posting: October 30, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $131,300.00 - $237,350.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit www.Leidos.com. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here. Securing Your Data Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [email protected]. Commitment and Diversity All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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