Software Engineer Springfield, Virginia TS/SCI CI Poly

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Software Engineer

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Software Engineer

• Springfield, Virginia

Software Engineer (C++, Python, JavaScript)

Location: Springfield Salary: $165,000–$195,000 Clearance: Active TS/SCI or SSBI/Tier 5 Investigation | Polygraph Desired

Position Overview

We are seeking an experienced Software Engineer to support the design, development, deployment, and maintenance of enterprise-level software applications supporting critical Department of Defense (DoD) missions.

The ideal candidate will have strong programming experience in C++, Python, and JavaScript, along with a background in modernizing existing applications, developing scalable software solutions, and working within Agile and DevSecOps environments.

This position requires hands-on software development experience, strong problem-solving skills, and the ability to collaborate with cross-functional engineering teams.

• Collaborate with engineering teams to design scalable, reliable, and secure software architectures.
• Support DevSecOps processes using GitLab, Jira, and automated development workflows.
• Deploy and maintain containerized applications using Kubernetes or OpenShift.
• Work within Linux environments, leveraging command-line tools, Bash, and Python scripting.
• Develop and maintain system architecture diagrams, data-flow diagrams, and technical documentation.
• Participate in Agile development activities, including sprint planning, code reviews, testing, and continuous improvement.
• Troubleshoot software issues, optimize application performance, and implement enhancements.

Required Qualifications

• Active TS/SCI clearance, supported by an SSBI or Tier 5 investigation.
• Bachelor's degree in Computer Science, Engineering, or a related STEM discipline.
• 4–6+ years of professional software engineering experience designing, developing, deploying, and supporting enterprise applications.
• Strong programming experience with C++, Python, and JavaScript.
• Experience enhancing, modernizing, and maintaining existing software applications.
• Experience working in DevSecOps environments using GitLab and Jira.
• Hands-on experience with Kubernetes or OpenShift.
• Proficiency with Linux command-line environments, Bash scripting, and Python automation.
• Experience working within Agile software development methodologies.
• Ability to create and interpret software architecture and data-flow diagrams.

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