Sr SIGINT Software Engineer

Fantom Corporation is a mission-focused organization supporting critical programs across the defense and intelligence community. We partner with our customers to deliver high-impact technical solutions while fostering a culture built on trust, expertise, and long‑term career growth.

We are seeking a Senior SIGINT Software Engineer to support the development and enhancement of advanced radio communications collection and signal exploitation systems. This role focuses on software development within Linux environments using C++ and Python, with a strong emphasis on Digital Signal Processing (DSP), Software Defined Radio (SDR), and SIGINT-related technologies. The ideal candidate has deep experience supporting communications exploitation systems and developing high-performance software solutions for mission‑critical environments.

• Design, develop, and maintain software solutions supporting SIGINT radio communications collection systems
• Develop and enhance applications using C++ and Python within Linux environments
• Support Digital Signal Processing (DSP) and Software Defined Radio (SDR) technologies and applications
• Analyze and process wideband communications signals and related data streams
• Collaborate with engineers and technical teams to integrate software with communications exploitation systems
• Troubleshoot and resolve software and system performance issues
• Support testing, validation, and operational deployment of technical solutions
  
  Develop and maintain technical documentation related to software design, system integration, and operational procedures
• Contribute to the modernization and optimization of communications collection and exploitation capabilities

• Must be fully cleared with a recent MD polygraph
• Must be willing and able to work fully onsite at the location listed in this posting
• Bachelor’s degree in Electrical Engineering, Software Engineering, Computer Engineering, Computer Science, Intelligence Systems, or a related technical field (or equivalent experience)
• 17+ years of experience supporting SIGINT radio communications collection systems
• 12+ years of experience with wideband communications exploitation systems such as GLAIVE, TIDYTIPS, or SSEE‑INC E/F
• Strong programming experience in C++ with some Python experience
• Experience working in Linux environments
• Familiarity with Digital Signal Processing (DSP) and Software Defined Radio (SDR) technologies
• Experience developing and supporting mission‑critical technical systems

• Experience with real‑time signal processing systems
• Experience supporting RF communications analysis and exploitation environments
• Familiarity with modern SIGINT architectures and communications protocols
• Experience working in highly secure or classified operational environments