Software Engineer -Mid

Tetrad Digital Integrity
Mount Vernon, VA


Tetrad Digital Integrity (TDI) is a leading-edge cybersecurity firm with a mission to safeguard and protect our customers from increasing threats and vulnerabilities in this digital age.

We are looking for a Software Engineer to support our customer in Fort Belvoir on a 100% onsite capacity. As a back-end developer, you know that a good site or system needs the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We’re looking for a back-end developer with the software engineering skills it takes to help identify potential risks, contribute to solution development, and create efficient and effective systems for our clients.

QUALIFICATIONS:
  • Experience with programming languages such as Ruby, Python, C#, Java, or PowerShell
  • TS/SCI clearance
  • HS diploma or GED and 7+ years of experience as a Software Engineer, or Bachelor’s degree and 3+ years of experience as a Software Engineer
  • Certified Secure Software Lifecycle Professional (CSSLP) Certification
  • TS/SCI clearance is required
PREFERRED QUALIFICATIONS:
  • Experience working on multiple OS platforms, including Linux and Windows
  • Experience with the Windows Computing Environment (CE)
  • Linux CE Certification
  • DoD Approved 8570 - Information Assurance Technician (IAT) Level II Certification such as CCNA Security, CySA+, GICSP, GSEC, Security+ CE, CND, or SSCP Certification, or higher level IAT Certification


TDI does business with the federal government, which restricts employment to individuals who are either US citizens or lawful permanent residents of the United States.

“TDI is an Equal Opportunity Employer. Employment decisions are made based on individual qualifications, merit, and business needs. We do not discriminate in employment opportunities or practices based on race, color, religion, sex, or national origin, in accordance with applicable federal laws.”

Posted 2026-02-16

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