Senior 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 Software Engineer to support a mission-critical enterprise. This position serves as the principal authority for enterprise software architecture, development standards, application moderization, and secure software delivery across complex environments.

• Design, develop, test applications while establishing architectural frameworks.
• Develop best practices and create modernization strategies
• This role combines strategic technical leadership with hands-on engineering expertise to deliver scalable, secure and high performing solutions.

• Must posses an active Top Secret Clearance
• Must be willing and able to obtain a polygraph
• Bachelor’s degree with 10+ years of relevant experience, or Master’s degree with less than 2 years of relevant experience
• 10+ years of experience in application development, including test driven development.
• 10+ years of experiene with Python.
• 10+ years of experience across the software development life cycle.