Senior Platform Engineer at 540540 · Arlington, VA

Workplace: Remote, Hybrid, On-site

Posted: 2026-11-13

Skills: AWS, Docker, CI/CD540 is seeking a Senior Platform Engineer to support a high-impact Department of War (DoW) initiative focused on accelerating the secure adoption, deployment, and operationalization of advanced AI capabilities across mission-critical environments. In this role, you will design, build, secure, and modernize cloud infrastructure and DevSecOps platforms that enable the delivery of emerging technologies at scale. You'll work at the intersection of cloud engineering, cybersecurity, and AI infrastructure, helping government stakeholders establish reliable, compliant, and repeatable technical environments. As a Senior Platform Engineer at 540, you'll bring deep hands-on engineering expertise alongside the technical leadership needed to influence architecture decisions, guide delivery teams, and establish reusable platform standards. You'll serve as a trusted technical advisor and help shape secure, scalable engineering practices that extend beyond a single engagement. Location : Primarily remote (DC metro area preferred), with occasional onsite meetings as needed Citizenship & Clearance Requirement : per client requirements, candidates must be U.S. Citizens with an active DoW Secret (or higher) clearance Education Requirement: Bachelor’s Degree 540 Internal Thrive Level: Senior Platform Engineer WHY 540? 540 is a forward-thinking company that the government turns to in order to getshitdone. We don’t just talk about innovation – we deliver it. We break down barriers, build impactful technology, and solve mission-critical problems. HOW YOU’LL DRIVE IMPACT Design, secure, and maintain scalable cloud infrastructure and platform services supporting advanced AI capabilities across mission-critical DoD environments, including IL2 through IL5/IL6 Architect and continuously improve secure CI/CD pipelines using Jenkins, GitLab, Artifactory, and related DevSecOps technologies, integrating automated testing, vulnerability scanning, artifact signing, provenance, attestation, and policy…Sign in to see the original postingBrowse more developer jobs on RoleBurst