System Test Engineer with Security Clearance

System Test Engineer with Security ClearanceJoin to apply for the System Test Engineer with Security Clearance role at ClearanceJobsSystem Test Engineer with Security Clearance1 day ago Be among the first 25 applicantsJoin to apply for the System Test Engineer with Security Clearance role at ClearanceJobsGet AI-powered advice on this job and more exclusive features.R-00165008 Description System Test Engineer (Tomahawk Planning System) Washington Navy Yard, DC Full-time | Onsite with up to 20% travel About the Role Leidos is seeking a System Test Engineer to join our Theater Mission Planning Center (TMPC) team supporting the Tomahawk Weapon System (TWS). You’ll start by testing the Tomahawk Planning System (TPS) and transitioning into broader TMPC-level test engineering. This role supports a Product Assurance contract with the U.S. Navy’s Cruise Missile Project. What You’ll Do * Analyze requirements, review software design specifications, and inspect user documentationDevelop test plans and create test cases for functional, integration, regression, and operational scenariosExecute tests, record results, report defects, and participate in milestone and Engineering Review Board meetingsSupport site acceptance testing at multiple domestic and international locations (travel up to 20% annually)Collaborate with internal experts to troubleshoot and resolve technical problemsCommunicate progress and risks to project team members, management, and external customersEnsure project schedules and performance requirements are achievedContribute to continuous process improvement and organizational goals Required Qualifications * Bachelor’s degree in a related field plus at least 3+ years of hands-on software test and evaluation experience (additional experience may substitute for degree)Proven experience in verification and validation: developing test procedures, executing tests, documenting issues, and reporting resultsStrong technical writing and interpersonal communication skillsActive Top Secret clearance with the ability to obtain Top Secret SCI. Preferred Qualifications * Operational experience with the Tomahawk Planning System (TPS) and mission planning workflowsFamiliarity with software engineering principles, system interface testing, databases (SQL), and test automation frameworks Why Leidos? Join a team that delivers mission-critical solutions for national security. We offer competitive compensation, comprehensive benefits, and opportunities for professional growth while working on cutting-edge defense technologies. At Leidos, we don’t want someone who "fits the mold"—we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, “what’s next?” before the dust settles on “what’s now.” If you’re already scheming step 20 while everyone else is still debating step 2… good. You’ll fit right in. Original Posting: August 22, 2025At Leidos, we don’t want someone who "fits the mold"—we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, “what’s next?” before the dust settles on “what’s now.” If you’re already scheming step 20 while everyone else is still debating step 2… good. You’ll fit right in. Pay Range: Pay Range $72,150.00 - $130,425.00 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.Seniority levelSeniority levelMid-Senior levelEmployment typeEmployment typeContractJob functionJob functionQuality AssuranceIndustriesDefense and Space ManufacturingReferrals increase your chances of interviewing at ClearanceJobs by 2xSign in to set job alerts for “System Test Engineer” roles.McLean, VA $90,000.00-$130,000.00 4 days agoDistrict of Columbia, United States $59,000.00-$98,000.00 5 days agoSoftware Quality Assurance Engineer - Entry LevelLorton, VA $77,809.00-$132,275.00 3 days agoMcLean, VA $90,000.00-$130,000.00 6 days agoMcLean, VA $90,000.00-$130,000.00 6 days agoMcLean, VA $90,000.00-$130,000.00 6 days agoColumbia, MD $130,000.00-$180,000.00 1 month agoWashington, DC $115,000.00-$135,000.00 3 weeks agoAnnapolis Junction, MD $12,000.00-$180,000.00 1 month agoRockville, MD $85,150.00-$153,925.00 4 days agoReston, VA $80,000.00-$128,000.00 4 days agoRockville, MD $67,600.00-$122,200.00 2 days agoFort Meade, MD $90,000.00-$120,000.00 1 month agoFort Meade, MD $135,000.00-$180,000.00 2 weeks agoSpringfield, VA $77,600.00-$129,600.00 2 weeks agoFort Meade, MD $105,000.00-$200,000.00 3 days agoFort Meade, MD $135,000.00-$180,000.00 15 hours agoBethesda, MD $10,000.00-$185,000.00 3 weeks agoWe’re unlocking community knowledge in a new way. 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Created: 2025-09-17