Testing Engineer

Leidos

On-site

Washington, DC

Full-time

Mid Level

4+ yrs

$74k–$133kPosted 3w ago

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Real job — pulled straight from Leidos’s careers page · Verified July 21, 2026 · No reposts.

Leidos is hiring a Testing Engineer — a full-time, based in Washington, DC role ($74k–$133k). Apply directly on Leidos's careers page below.

MDS Testing Engineer

Location: Washington, DC

Time Type: Full time

Job Description

Leidos is looking for a passionate Systems Engineer with hands-on experience in the TMPC Mission Distribution System (MDS) and the Weapons Control System. If you excel in the Systems Engineering Process and thrive on clear, effective communication, we want you on our team. Your knack for developing robust software test plans and navigating rigorous testing processes will directly impact future-forward defense solutions.

What You’ll Do

Collaborate and Innovate: Join a seasoned team of Systems Engineers and work closely to scrutinize requirements and execute test modifications, ensuring every detail aligns with meticulously defined standards.
Own the Testing Cycle: From designing and developing software tests to troubleshooting, debugging, and enhancing mission-critical systems, you’ll be an integral part of the quality assurance process throughout the full testing life cycle.
Analyze and Evolve: Dive deep into software requirements analysis, evaluate hardware compatibility, and build comprehensive test procedures—all while applying industry-leading principles, standards, and the latest tools to drive our software-intensive products forward.
Operate in a DoD Environment: Bring your experience from DoD testing environments to bear, ensuring that every component of your work meets the high demands and rigorous quality expectations of defense technology.

Basic Qualifications

Bachelor's degree in Systems Engineering, Computer Science, Software Engineering, Mechanical Engineering, or related discipline with 4+ years of relevant experience. Additional direct experience, training, or certification may substitute degree requirement.
US Citizen; current possess and active Top Secret clearance with ability to upgrade to Top Secret SCI security clearance.
Strong analytical skills with a knack for developing robust software test plans.

Preferred Qualifications:

Master's degree with 2+ years related experience.
Experience with the Tomahawk Weapon System and familiarity with the Valid Platform List will set you apart and help you quickly integrate into our cutting-edge projects.

At Leidos, you’ll not only be advancing your career in Systems Engineering—you'll also be contributing to solutions that make a real-world impact. If you’re ready to step up to a role where your technical prowess and communication skills can shine on a grand stage, we’d love to hear from you.

Let’s push the boundaries of innovation together; your journey to shaping the future of defense technology starts here.

DABAOPP1

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:

July 17, 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 $73,450.00 - $132,775.00

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.