Principal Software Developer

Leidos • Gaithersburg, MD, United States • Posted June 01, 2026

Location Gaithersburg, MD
Job Type Full-time
Category other-general
Posted June 01, 2026
**Description**

We are seeking a **Principal Software Developer** who will be a member of a dynamic team Air Traffic Management program - **SkyLine-X™**

**SkyLine-X™** provides an array of advanced air traffic management capabilities to improve aircraft safety, performance, and efficiency across the world’s airspace.

**Primary Responsibilities:**

+ Serve as a principal technical authority for software engineering across one or more programs, influencing architecture, design, and long-term technical strategy
+ Lead the design and development of complex, mission-critical software systems, ensuring alignment with performance, safety, security, and scalability requirements
+ Drive system-level and cross-program architectural decisions, including integration strategies and technology selection
+ Define and oversee the strategic adoption of AI-assisted software development across teams and programs
+ Establish enterprise- or program-level ...

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