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DevSecOps Engineer III Security Clearance

Job in Reston, Fairfax County, Virginia, 20190, USA
Listing for: Noblis
Full Time position
Listed on 2026-02-16
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer, Cloud Computing, Security Manager
Job Description & How to Apply Below
Position: DevSecOps Engineer III with Security Clearance
Responsibilities Noblis is seeking a highly skilled and motivated Senior Dev Sec Ops  Engineer with an active Top Secret/SCI with Polygraph clearance to join our security team. You will be responsible for integrating security seamlessly into our software development life cycle (SDLC), driving the "shift-left" security approach, and ensuring our cloud-native applications are secure by design. This hands-on role involves building secure CI/CD pipelines, automating security controls, managing Kubernetes security, and mentoring junior engineers.

Job Responsibilities:

* Design, build, and maintain automated CI/CD pipelines (Git Lab CI/CD, Git Hub Actions) that incorporate security testing tools at every stage.
* Develop and manage infrastructure using Terraform or Cloud Formation, implementing security guardrails and scanning to ensure compliance and prevent misconfigurations.
* Implement security best practices for Docker, Kubernetes, and EKS, including image hardening, admission controls, policy-as-code and runtime security.
* Partner with teams to design and enforce AWS/Azure security guardrails, including IAM least-privilege, network controls, and encryption standards.
* Operationalize vulnerability management by identifying, prioritizing, and remediating security threats across applications and infrastructure.
* Translate security compliance requirements into automated security controls and audit-ready evidence.
* Act as a security champion, mentoring junior engineers and developers on secure coding practices and Dev Sec Ops  principles.

Required Qualifications
* Clearance:
Active Top Secret SCI (TS/SCI) with Polygraph
* Citizenship: U.S. Citizenship is required.

* Education:

Bachelor's degree in Computer Science, Information Security, or related technical field.

* Experience:

7+ years of experience in Dev Ops, SRE, or Platform Engineering, with at least 3 years focused on Dev Sec Ops  and cloud-native security.
* Cloud Platforms:
Deep hands-on experience securing AWS or Azure environments (IAM, KMS, Networking, logging).
* CI/CD & Automation:
Proficiency in building CI/CD pipelines (Git Lab) and automating tasks with Python, Bash.
* Containers/Orchestration:
Strong expertise in Docker and Kubernetes/EKS security.
* Security Tools:
Hands-on experience with security scanning tools. Desired Qualifications
* Certified Information Systems Security Professional (CISSP), AWS Certified Dev Ops Engineer - Professional, Certified Kubernetes Security Specialist (CKS), or CCSP.
* Experience with OPA/Gatekeeper or Kyverno.
* Knowledge of SBOM generation, artifact signing (cosign), and provenance concepts.
* Familiarity with NIST SP 800-171 or CMMC expectations.
* Strong analytical skills to diagnose complex security issues spanning multiple technologies.
* Ability to distill technical complexities into actionable guidance for development teams.
* Passion for automating everything and a mindset of continuous improvement. Overview Noblis and our wholly owned subsidiaries, Noblis ESI , and Noblis MSD tackle the nation's toughest problems and apply advanced solutions to our clients' most critical missions. We bring the best of scientific thought, management, and engineering expertise together in an environment of independence and objectivity to deliver enduring impact on federal missions.

Noblis works with a wide range of government clients in the defense, intelligence and federal civil sectors. Learn more at Noblis
-About Us Why work at a Noblis company? Our employees find greater meaning in their work and balance the other things in life that matter to them. Our people are our greatest asset. They are exceptionally skilled, knowledgeable, team-oriented, and mission-driven individuals who want to do work that matters and benefits the public. Noblis has won numerous workplace awards . Noblis maintains a drug-free workplace.

* Remote/hybrid status is subject to change based on Noblis and/or government requirements Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to race, color, ethnicity, sex, age, national origin, religion, physical or mental…
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