Leidos
From Leidos's careers page
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Position: MDS Systems Test Engineer
Clearance: Top Secret
Make an Impact with Leidos
At Leidos, we deliver innovative solutions through the dedication of our diverse and talented teams. United by a shared commitment to our customers’ success, we empower our people, support our communities, and operate sustainably. Our Mission, Vision, and Values guide every aspect of our work, ensuring we do the right thing—for our customers, our people, and the world around us.
Thrive in a Mission‑Focused Environment
The Leidos Defense Sector provides advanced systems, solutions, and services across land, sea, air, space, and cyberspace. From enterprise IT and large‑scale intelligence systems to cybersecurity, geospatial analytics, logistics, and training, we support some of the nation’s most critical defense missions. Our teams take on challenges where failure is not an option—and succeed.
We are seeking a Systems Test Engineer focused on Mission Distribution System (MDS) to join our team at the Washington Planning Center to support the Theater Mission Planning Center (TMPC) segment of the Tomahawk Weapon System (TWS) located at the Washington Navy Yard.
This System Test Engineer will be focused on MDS and will be part of the System Test Engineering Team. The System Test Engineer will work in support of the Leidos Systems Engineering contract with the US Navy.
Primary Responsibilities
Requirements analysis; software design analysis, specification reviews, user documentation inspection; test planning, test execution (functional, integration, regression and more), test results recording and reporting, operational test scenario development, milestone review participation, and site acceptance testing at multiple end-user locations as necessary.
Domestic and some international travel may be required - possibly up-to 25% per year.
Activities also include reviews and evaluation of products and processes and participation in various Engineering review boards.
Works independently to achieve day-to-day objectives.
Develops solutions to technical problems that may require collaboration with internal experts.
Regularly communicates and leads internal project team members, management, and external organizations and customers as necessary.
Responsible for project schedules and performance requirements are met.
Leads the development of the organization's goals and objectives and process improvement.
Bachelor’s degree with 8+ years of related experience. Additional experience, training, and/or certifications may substitute degree requirement.
US Citizen; Currently possessing an active DoD Top Secret clearance with ability to upgrade to a TS/SCI clearance upon hire.
Operational experience with Tomahawk Mission Distribution System (MDS) and strike planning is highly desired.
Working knowledge of software engineering, software programming, databases including SQL, system interface testing, and test automation is a plus.
Proficiency in computer applications languages technologies and/or capabilities required for this position.
Good technical writing and communication skills.
Experience with verification and validation test activities including development of test cases and procedures, execution of test procedures, documentation of test issues, and test reporting.
Ready to make an impact? Start your next career chapter with Leidos—apply today!
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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.
October 20, 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 $92,300.00 - $166,850.00
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.
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