Rackner - Kubernetes Engineer (Mid–Senior) | DoD Platform Engineering

• Hands-on background building, operating, or supporting Kubernetes environments • Strong knowledge of Linux, networking, containers, and Kubernetes architecture • Proficiency with Helm and Infrastructure as Code • Familiarity with cloud platforms such as AWS/EKS, Azure/AKS, GCP/GKE, OCI, or similar • Practical use of GitOps, CI/CD, and automated deployment workflows • Knowledge of Kubernetes security, access controls, and RBAC • Ability to independently diagnose and solve issues across multiple layers of a platform • Ability to obtain and maintain a DoD Secret clearance • For Mid-level engineers, we’re generally looking for roughly 3–5 years of relevant engineering experience. Senior engineers will typically bring 5–7+ years with broader platform ownership, architecture, or technical leadership.We care most about what you have built, operated, improved, and solved.Standout BackgroundAdditional value may come from: • Standout Background • Certified Kubernetes Administrator (CKA) • Deep experience with Istio or service mesh • Custom Kubernetes Operators, Controllers, CRDs, or Admission Controllers • DoD Enterprise DevSecOps Reference Design experience • Software development, scripting, or platform automation background • Experience supporting production platforms with active end users • DoD, federal, regulated, or security-focused engineering environments • Why RacknerAt Rackner, you’ll work on technology tied directly to complex federal missions while remaining close to the engineering.This role offers the opportunity to build rather than simply maintain: own meaningful platform capabilities, solve problems across cloud and security boundaries, influence technical decisions, and expand your scope without stepping away from hands-on engineering.Our teams work across cloud, DevSecOps, AI/ML, data, and modern software engineering, creating opportunities to broaden your technical perspective as programs and challenges evolve.Benefits & Perks