Junior Software Engineer
About The Position
Leidos Defense is seeking a Software Engineer to develop high-performance applications and backend systems supporting advanced sensors and mission systems. The role focuses on user-facing and backend software for advanced technology radar programs, interfacing with high-performance sensors and data-processing systems. Applications are closely coupled with real-time data pipelines and hardware, requiring attention to performance, data flow, and system behavior. Engineers are expected to grow into broader system ownership and contribute across application, middleware, and real-time components as needed. The position supports defense customers and mission systems, with work spanning development through deployment and continued improvement.
Requirements
- Bachelor’s degree or higher in Electrical Engineering, Computer Engineering, or Computer Science from an ABET-accredited school, with a strong demonstration of the listed skills.
- At least 2 years of software development experience.
- Proficiency in modern C++.
- Experience with Linux-based systems.
- Experience developing higher-level user applications.
- Experience with performance-sensitive, distributed, or systems-oriented applications.
- Experience with multithreaded or concurrent programming.
- Strong teamwork and problem-solving skills, and ability to work effectively in a team environment.
- Resident of the North Alabama area or willing to relocate to the Huntsville–North Alabama, Alabama area.
- U.S. citizenship.
- Active Secret clearance.
Nice To Haves
- Experience with messaging frameworks such as ZeroMQ.
- Experience with GPU computing such as CUDA.
- Experience with containerization and CI/CD pipelines.
- Exposure to radar, RF, or sensor systems.
- Experience with Python.
- Experience with Flask, Angular TS, and SCSS.
- Experience with SQL-based databases.
- Familiarity with mapping/GIS frameworks such as ArcGIS, OpenLayers, MapProxy, or NASA WorldWind.
- Familiarity with AI coding assistants such as Claude Code.
Responsibilities
- Design, develop, and maintain C++-based applications and backend systems.
- Build software supporting data processing, visualization, and system control.
- Analyze and improve software performance, latency, and scalability.
- Collaborate with software, systems, and hardware engineers.
- Support software integration, testing, and deployment in operational environments.
- Contribute to evolving system capabilities, including future real-time and high-throughput processing components.
- Contribute to systems and features end-to-end, from development through deployment and improvement.
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What This Job Offers
Job Type
Full-time
Career Level
Entry Level
