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Sr Python Developer - TS​/SCI clearance

Job in Springfield, Fairfax County, Virginia, 22161, USA
Listing for: Tetrad Digital Integrity LLC
Full Time position
Listed on 2026-06-04
Job specializations:
  • IT/Tech
    Cybersecurity
Job Description & How to Apply Below
Tetrad Digital Integrity (TDI) is a cybersecurity firm built for high-consequence environments where mission, complexity, and trust intersect. Our single focus has been delivering cyber solutions to effectively manage risk & the business of cyber for 25 years!

We are looking for a Lead Software Engineer on our GEODS program to be involved in designing and implementing new custom features that solve unique problems as well as updating and optimizing legacy features.

This position requires a TS/SCI government clearance and hybrid commute to the Springfield, VA area.

RESPONSIBILITIES:
  • Design software solutions to meet technical and business needs by leveraging knowledge of architecture, software engineering, Dev Sec Ops , and mission Serve as technical delivery leader, planning and managing application development activities
  • Provide technical leadership and mentorship to project team members, with an emphasis on supporting junior and mid-level developers, including conducting code reviews
  • Ensure designs align with customer-approved specifications and adhere to established software quality standards
  • Develop well-designed, testable, efficient, and maintainable code
  • Recommend improvements to applications and organizational processes to enhance performance and efficiency
  • Prepare and manage releases of software components
  • Support formal testing efforts and drive timely resolution of defects
  • Provide technical support and consultation for application and infrastructure issues, including troubleshooting defects and responding to inquiries
QUALIFICATIONS:
  • TS/SCI clearance is required
  • Bachelors Degree with 6+ years of experience in Python, Dev Sec Ops  and CI/CD (e.g., Git Lab), Infrastructure as Code (e.g., Terraform), and containerization/orchestration technologies (e.g., Docker, Kubernetes, Open Shift)
  • 6+ years of relevant experience in software development using SAFe or similar Agile methodologies, including working with Scrum Masters and Product Owners to decompose high-level requirements into user stories, or 15+ years of relevant experience in lieu of a degree
  • Strong experience with AWS services, including EC2, Dynamo

    DB, ECS, SQS/SNS, IAM, Lambda, and CDK
  • Experience with front-end development in React
  • Database experience, specifically with Apache Solr

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.”

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