The Defense Sector at Leidos is seeking a motivated and talented Software Engineer to join our team on-site at Eglin AFB, FL, in support of the Joint Staff J6 Joint Assessment Division (JAD). This is an exciting opportunity to contribute to system-of-systems interoperability assessments and advance Combined Joint All Domain Command and Control (CJADC2) data-centricity initiatives. As a JAD Software Engineer, you will work alongside other experienced software engineers, data scientists, and analysts, applying your skills to solve real-world challenges in a dynamic and impactful environment. You will contribute to delivering actionable insights to the Chairman of the Joint Chiefs of Staff, directly enhancing Joint Force capabilities.

Primary Responsibilities:

• Support system engineering life cycle for software and hardware data collection components, including designing, developing, maintaining, testing, and deploying software solutions.
• Write clean, well-documented, and testable code following established coding standards.
• Participate in code reviews and provide constructive feedback to peers.
• Participate in an agile development environment with sprint planning, daily stand-ups, and retrospectives.
• Write documentation, including technical specifications and user guides.
• Design and implement database schemas and develop triggers and queries to support analysis.
• Work on automating processes, creating scripts, and improving efficiency of workflows.
• Proactively identify areas for improvement and suggest innovative solutions.
• Research and explore new technologies and create prototypes to demonstrate their potential.
• Interact with customers and functional peer groups to gain cooperation regarding solution design and approaches to operations.
• Example Project Areas
• Web Development: Building and improving web applications using React for user interfaces.
• Backend Development: Developing and maintaining backend services using C# and MySQL relational databases.
• Specialized Data Parsing & Interpretation: Develop software to parse and interpret data adhering to specific military standards.
• Networking and Data Protocol Interfacing: Design, implement, and test code to interface with different data protocols, such as TCP/IP, HTTP/HTTPS, UDP, gRPC, Serial Communications, and Custom Protocols.
• Desktop application development: Debug or develop new features in standalone Windows desktop applications.

Basic Qualifications:

• US Citizen with at least an active Secret clearance and the ability to obtain and maintain a Top Secret clearance.
• Bachelor's degree with 4+ years of experience or Master's degree with 2+ years of experience. Additional experience may be considered in lieu of a degree.
• Strong understanding of fundamental programming concepts and data structures.
• Proficiency in at least one programming language, such as C#, Java, C++, or JavaScript.
• Familiarity with relational databases (e.g., MySQL, Microsoft SQL Server, PostgreSQL).
• Familiarity with version control systems, such as Git.
• Excellent problem-solving and analytical skills.
• Strong communication and teamwork skills.
• Ability to learn quickly and adapt to new technologies.
• Current baseline certification meeting IAT-2 (e.g. CompTIA Security+)
• Professional writing and oral presentation skills and Microsoft Office proficiency

Preferred Qualifications:

• US Citizen with an active Top Secret clearance and the ability to maintain that clearance during your employment with Leidos.
• Experience with web development frameworks, such as React, Angular, or Vue.js.
• Experience with cloud platforms, such as AWS, Azure, or GCP.
• Experience with Agile development and software testing methodologies.
• Understanding of networking fundamentals including IP addressing, ports, sockets, and network layers.
• Familiarity with data serialization formats, such as JSON, XML, and Protobuf.
• Experience with data archival and recovery activities
• Some experience with APIs and client/server architecture is beneficial.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

March 18, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $87,100.00 - $157,450.00

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 (but are not limited to) 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.