Entry-Level Software Engineer

Leidos Defense Systems seeks an Entry‑Level Software Engineer to develop high‑performance applications and backend systems supporting advanced sensor and mission systems.

Support advanced technology radar programs by developing user‑facing and backend software that interfaces with high‑performance sensor and data processing systems. These applications are tightly coupled with real‑time data pipelines and hardware systems, requiring a strong understanding of performance, data flow, and system behavior. Engineers in this role will grow into broader system ownership over time, contributing across application, middleware, and real‑time components as needed.

• Contribute to development of C++ applications and backend systems
• Support integration, testing, and debugging of software
• Assist in improving performance and reliability of systems
• Collaborate with team members across software, systems, and hardware disciplines
• Learn and apply best practices in systems and performance‑oriented software development

• Bachelor’s degree or higher in Electrical Engineering, Computer Engineering, or Computer Science from an ABET‑accredited school with demonstrated relevant skills.
• Resident of the North Alabama area or willing to relocate to Huntsville – North Alabama, AL.
• U.S. Citizen.
• Ability to maintain Secret Clearance.
• Excellent teamwork skills and strong fundamentals in programming and computer science concepts.
• Experience with at least one programming language (C++, Java, Python, or similar).
• Understanding of data structures, algorithms, and core computer science fundamentals.
• Exposure to Linux, systems programming, or concurrent programming concepts.
• Strong problem‑solving skills and ability to work effectively in a team environment.
• Demonstrated ability to learn new technologies and work across different layers of the software stack.
• Academic, internship, or personal project experience developing software.

• Exposure to messaging frameworks (e.g., ZeroMQ or similar).
• Exposure to containerization and CI/CD pipelines.
• Interest in radar, RF, or sensor systems.
• Exposure to tools such as MATLAB or similar for analysis or prototyping.

Pay Range $57,850.00 - $. 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 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.