Test Engineer

Leidos is seeking a Test Engineer to lead cutting-edge testing and validation efforts within the Maritime System Solutions (MSS) Portfolio of our Maritime Systems Division (MSD). This role is a unique opportunity to drive innovation in testing underwater vehicle systems, maritime sensors, subsea telemetry, and ISR solutions that support critical defense and national security missions.

You'll contribute to a multidisciplinary team focused on testing and validating advanced maritime technologies, ensuring system reliability and performance from prototype design to full-scale system deployment for ongoing Navy missions.

Leidos’ Maritime Systems Division is a recognized leader in C4ISR technologies, delivering innovative, mission-critical solutions across sensor networks, unmanned systems, and tactical platforms. We’re known for achieving “industry firsts” in the most challenging maritime domains. Join us and be part of a world-class team delivering unmatched solutions for today's most pressing maritime missions.

Why Join Us?

• Make an Impact: Your work will directly support U.S. maritime dominance and national security.
• Lead Innovation: Be at the forefront of applying innovative technology and autonomy to real-world maritime systems.
• Work with Experts: Collaborate with a top-tier team of engineers, scientists, and technicians located across the U.S.
• Shape the Future: Influence both the strategic and tactical direction of next-generation subsea technologies.

What You’ll Do

• Test and Validate: Develop and execute comprehensive test plans, procedures, and protocols to ensure system functionality, reliability, and compliance with requirements.
• Hands-On Testing: Perform hands-on testing, validation, and verification of software and hardware systems, including integrated electro-mechanical systems.
• Collaborate: Work closely with systems engineers, software developers, and hardware teams to identify and resolve issues during testing phases.
• Automate Testing: Develop automated testing frameworks and tools to streamline validation processes.
• Analyze Results: Document and analyze test results, providing detailed reports and recommendations for system improvements.
• Support Development: Ensure a “design for testing” focus during system development and integration.
• Mentor Team: Guide and mentor a matrixed team of engineers through testing phases of the product lifecycle.

What You Bring

Required Experience:

• Bachelor’s degree in Engineering (Systems, Mechanical, Electrical, Software, Ocean), Computer Science, Physics, or Math.
• 2+ years of hands-on testing, validation, and verification experience with software and integrated electro-mechanical systems including developing test procedures.
• Strong software background, including Linux experience and experience with testing frameworks, scripting languages, and automation tools.
• Proficiency in test automation, data acquisition systems, and hardware-in-the-loop testing.
• Excellent problem solving skills and ability to troubleshoot complex technical issues.
• U.S. Citizenship with the ability to obtain a SECRET clearance.

Preferred Experience:

• Over 5 years of experience in testing and validation of complex subsea maritime systems.
• Familiarity with UUVs, deployed subsea systems, and underwater payloads.
• Experience performing software system subcomponent testing/integration and using Matlab or Python for data analysis.
• Proven track record in developing automated testing frameworks and transitioning designs to production.
• Experience with test data management systems and statistical analysis of test results.

SUBSEAMSS

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:

December 16, 2025

Pay Range:

Pay Range $59,150.00 - $106,925.00

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.