Software Engineer

Leidos•Huntsville, AL

13d

About The Position

Leidos Defense Systems is seeking a talented Software Engineer to develop high-performance applications and backend systems supporting advanced sensor and mission systems. This role is ideal for engineers who enjoy building performant software today while growing into broader system-level and real-time development over time. Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions.

Requirements

Bachelor's degree or higher in Electrical Engineering, Computer Engineering, or Computer Science degree from an ABET-accredited school.
2-4 years of experience in software development.
Proficiency in modern C++.
Experience with Linux-based systems.
Experience with higher-level user application development.
Experience working in performance-sensitive, distributed, or systems-oriented applications.
Experience with multithreaded or concurrent programming.
Problem-solving skills and ability to work effectively in a team environment.
Must have the ability to obtain and maintain a secret clearance.

Nice To Haves

Experience with messaging frameworks (e.g., ZeroMQ or similar).
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 (ArcGIS, Openlayers, Mapproxy, Worldwind, etc).
Familiarity with AI coding assistants (e.g. Claude Code).

Responsibilities

Support advanced technology radar programs develop user-facing and backend software that interfaces with high-performance sensor and data processing systems.
Design, develop, and maintain C++-based applications and backend systems.
Build software supporting data processing, visualization, and system control.
Analyze and improve performance, latency, and scalability of software systems.
Collaborate with cross-functional teams including software, systems, and hardware engineers.
Support integration, testing, and deployment of software 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.