DevSecOps Engineer - TS​/SCI CI Polygraph

Title: Dev Sec Ops  Engineer

Clearance Required: Active DoD TS/SCI with CI Polygraph

Location: Sterling, VA

Employment Type: Full-time, On-site

Modern Government Solutions (MGS) is seeking a highly skilled, well‑rounded Dev Sec Ops  Engineer with an active TS/SCI with CI Polygraph security clearance to support mission‑critical systems in a secure cloud environment. This role focuses on deploying and integrating digital engineering tools in a Top Secret cloud environment using Layer 7 API gateway solutions.

• Configure and deploy systems as infrastructure‑as‑code (IaC) in classified cloud‑based environments using Agile and Dev Sec Ops  methods.
• Deploy, configure, and manage a Layer 7 (Broadcom) API gateway solution to support enterprise and mission applications.
• Troubleshoot and resolve issues across both the API gateway and underlying cloud infrastructure.
• Create and update technical documentation (e.g., user guides, how‑to guides, infrastructure diagrams).
• Collaborate with cross‑functional teams to integrate secure Dev Sec Ops  practices into the development lifecycle.
• Monitor system performance and implement improvements to enhance reliability and scalability.
• Support environment hardening and compliance with government security standards.
• Maintain documentation for system architecture, configurations, and operational procedures.

• Must possess an active Department of Defense (DoD) TS/SCI with CI Polygraph security clearance.
• Must possess an active CompTIA Security+ (or equivalent DoD 8570/8140 compliant) certification.
• Hands‑on experience deploying and managing Layer 7 (Broadcom) API Gateway.
• Experience implementing systems in classified AWS cloud environments (including C2E or similar government cloud platforms).
• Experience troubleshooting complex systems across both application and infrastructure layers.
• Knowledge of Dev Sec Ops  principles, CI/CD pipelines, and secure deployment practices.
• Familiarity with system integration and API management in enterprise environments.
• Ability to verbally communicate effectively with technical and non‑technical, management and customer personnel.

• Experience working in AWS Gov Cloud or other classified cloud environments.
• Knowledge of containerization technologies (e.g., Kubernetes, Docker).
• Familiarity with security frameworks such as RMF, NIST, or STIG compliance.
• Experience with monitoring and observability tools (e.g., Grafana, Prometheus, or AWS‑native tools).
• Experience with Model‑Based Systems Engineering (MBSE) tools.
• Familiarity configuring and instrumenting tools providing end‑to‑end visibility, monitoring, and analytics such as App Dynamics or Dyna Trace.
• Familiarity with Service Now.

Applicants selected will be United States citizens and may be subject to a government security investigation for access to classified information.

MGS is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status, and will not be discriminated against on the basis of disability.