Systems Engineer

Leidos has a new and exciting opportunity for a Systems Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA).  Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more.  Join us and make a difference in National Security!

Job Description: Leidos is seeking an experienced, results-oriented Systems Engineer with experience in Standards or Technical Specifications to join our team in the Bethesda, Maryland area.  You will play a critical role in improving and maintaining our client's technical specification repository by applying structured systems engineering approaches. 

Salary determination based on budgetary guidelines, skills, education, experience, and peer group assessment.

Responsibilities include:

• Technical Specification Management: Engage with stakeholders to understand the intent of technical specifications, analyze how those specifications will affect the IT architecture, and translate them into authoritative machine-readable formats.  Perform this work using systems engineering and software development best practices.
• Tech Stack Conversion: Become familiar with the team’s existing technical tools, then help implement the team’s migration to a new set of technical tools.
• Mentoring: Guide a junior team member, helping them develop their technical skills

Basic Qualifications:

• Active TS/SCI with Polygraph or TS with ability to obtain SCI/Poly
• BS degree and 12 – 15 years of prior relevant experience or Masters with 10 – 13 years of prior relevant experience. May possess a Doctorate in technical domain.
• Ability to work on-site full-time in the Bethesda, Maryland area.
• Strong knowledge of standard software development processes, such as DevOps, requirements engineering, coding, documentation, configuration management, quality assurance, integration, and testing.
• Experience with structured analytic techniques, XML, DevOps tools, build and automation tools, software development kits (SDK), and common programming languages.
• Demonstrated ability to build code collaboratively in team environments, following agile or other standard methodologies.

Desired Qualifications:

• Experience using or managing standards or technical specifications.
• Master’s degree in a relevant field.
• Five or more years of experience working with or in the Intelligence Community (IC).
• Familiarity with U.S. Government information sharing frameworks, policies, and interoperability requirements.
• Familiarity with system modeling and Unified Modeling Language (UML).

At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you – apply today.

Come break things (in a good way). Then build them smarter.

We're the tech company everyone calls when things get weird. We don’t wear capes (they’re a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for “how it’s always been done.”

Original Posting:

January 2, 2026

Pay Range:

Pay Range $131,300.00 - $237,350.00

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.