About the role
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 Reliability Engineer to join a diverse team to create unique solutions for complex problems in Huntsville, AL. The Systems Engineer will work in a matrixed organization at Leidos, supporting a variety of programs on a team consisting of other Systems and Reliability engineers. A candidate with experience in other systems engineering areas such as Model-Based Systems Engineering, Electrical Engineering, Human Factors Engineering, and Risk Management will be treated preferentially. The Systems Engineer will work with other reliability engineers on large programs associated with the DoD, DARPA, NASA, and commercial applications. The selected candidate will perform RAM analyses such as reliability prediction, Mean Time to Repair (MTTR), reliability block diagrams (RBD), Failure Modes Effect Criticality Analysis (FMECA), Fault Tree Analysis (FTA), obsolescence, etc. The selected candidate will also perform Systems Engineering duties such as developing requirements specifications derived from customer needs, interfacing with program management and design engineers to support the program’s systems engineering needs throughout its design life cycle, including modeling system behavior, defining the system architecture, dictating system interfaces, performing requirements verification, helping develop test programs, and maintaining configuration management. Basic Qualifications Bachelor’s degree in Systems Engineering, Mechanical Engineering, Aerospace Engineering, Electrical Engineering, Software Engineering, Computer Science, Computer Engineering, or equivalent degree from an ABET-accredited university with 3+ years of experience or an MS with 1+ year of experience. Educational or Professional experience in deriving 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. Demonstrated resourcefulness by using problem solving, critical thinking, and decision-making skills. Demonstrated experience effectively communicating within a team environment. Resident of the North Alabama area or willing to relocate to the Huntsville - North Alabama, AL area. Possess a secret clearance or have the ability to obtain a secret clearance. Preferred Qualifications Experience with Reliasoft and/or other reliability analysis tools, such as Relyence. Experience conducting reliability-related analyses such as MTTR, MTBF, FMEA, RBD, power dissipation, and derating. Experience with LTSpice or other electronic circuit simulator software. Educational or Professional experience in working with SysML to develop Model-Based Systems Engineering diagrams. Experience working with Cameo Systems Modeler or any variant of that software. INCOSE Systems Engineering Professional (SEP) certification (ASEP). Understanding of the DoD acquisition processes and methods. Experience supporting DoD, NASA, or DARPA program. 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 14, 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 $69,550.00 - $125,725.00 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.