Leidos
Software Engineer
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Job Description
Leidos is seeking a Software Engineer to be based in Gaithersburg, MD; Eagan, MN; or Egg Harbor, NJ. This position will support the United Kingdom National Airspace System Replacement Product Delivery Team - UK NASR PDT. This effort delivers enhanced capabilities to replace and modernize the current operational system supporting UK air traffic services. You will join a dynamic engineering team responsible for building and sustaining real-time, high-availability, safety-critical systems that directly support national airspace operations. This is a U.S.-based position that offers a balanced 50% hybrid schedule between 2-3 days in the office per week.
Qualifications
Required Qualifications
- Bachelor’s degree in Computer Science or related field with 4–8 years of relevant experience OR Master’s degree with 2–6 years of relevant experience
- Ability to obtain and maintain a Public Trust clearance
- Strong object-oriented programming experience
- Proficiency in C and/or C++
- Experience developing real-time, multi-threaded, high-availability systems
- Experience with Linux environments (Red Hat), virtual machines, and hypervisors
- Experience with low-level communications protocols (TCP/IP, UDP, SCTP)
- Experience with hardware or complex system integration
- Familiarity with system maintenance and lifecycle concepts
- Experience with source control and configuration management tools
- Strong understanding of modern software development principles and best practices
- Ability to plan and prioritize work effectively in a fast-paced environment
- Strong verbal and written communication skills
- Demonstrated ability to work independently and collaboratively
- US Citizenship Required
Preferred Qualifications
- Experience with Ada
- Experience with test automation frameworks
- Familiarity with AI coding tools and agents (Codex, Claude, or similar)
- Experience with Agentic and AI-assisted development workflows, including vibe coding
- Familiarity with AI-enabled CI/CD, testing, code review, and DevSecOps
- Understanding of AI-generated code validation, security, and responsible use
Skills & Technologies
About the Company
Leidos
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Sign in to applyJob Details
Employment Type
Full Time
Experience Level
Senior
Location
Gaithersburg, MD
Posted
6 days ago
Country
US