Software Developer; Systems Software

Chantilly, United States | Posted on 01/22/2026

• Level of Position Senior-level (6-10 years)
• Job Type Full time
• Clearance TS/SCI Full Scope Polygraph
• City Chantilly
• Country United States

Mandatory Requirements:

• Candidate must have an active TS/SCI with a Polygraph
• Bachelor’s Degree in Computer Science, Information Technology, or other related technical discipline, or the equivalent combination of education, technical training, or work/military experience
• Minimum five (5) years or relevant degree plus five (5) years of demonstrated cybersecurity expertise.
• Experience d eveloping classification tools using C, C++,Visual Basic, .Net for MS Office and MS Web Office.
• Experience with Tauri and Rust
• Experience prioritizing work for Sprint cycles
• Experience developing classification tools using scripts and web services.
• Experience conducting software compatibility tests with programs, hardware, and operating systems.
• Experience developing testing programs that address areas such as database impacts, software scenarios, regression testing, negative testing, error or bug retests, or usability.
• Experience designing or developing automated test scripts.
• Experience with the following software, tools, and processes:
• Lotus Notes
• JAVA
• .Net
• XML
• C / C++
• HTML
• Python
• CSS
• Web software
• Visual Basic
• Desktop software
• Windows
• Microsoft Office products
• Dev Ops
• CLOUD (please specify which platform)
• Unix
• Multiple security domains
• Automated testing tools (please specify)
• Classification marking tools/software
• Sponsor’s standard operational environment toinclude desktop, servers, and peripherals