Federal Platform Engineer - Remote (TS/SCI)

Apex Systems; Loveland (CO); On-site; USD 96,432 - 165,312; Full time

Benefits offered by this job

Medical insurance

401K with company match

HSA (Healthcare Savings Account)

ESPP (employee stock purchase program)

Certification discounts

Job summary

Apex Systems seeks a Federal Platform Engineer in Loveland, CO to own the infrastructure and day-two operations of the agentic AI platform. You will drive cloud-native infra via IaC (Terraform), manage Kubernetes clusters (GPU nodes, Istio/service mesh), and implement GitOps with Flux/Argo CD.

Requirements include TS/SCI clearance and experience in U.S. Federal/DoD environments, with cloud and security-focused engineering practices. Remote work is available.

Qualifications

• Active TS/SCI clearance with polygraph preferred.
• Security+ or equivalent certificate for privileged access.
• 5+ years of infrastructure, DevOps, or platform engineering.
• 3+ years managing production Kubernetes environments.
• 3+ years with Flux (or Argo CD) and authoring/maintaining Helm charts.
• Experience with Terraform and CI/CD tools (GitLab CI, GitHub Actions).
• Experience operating in U.S. Federal/DoD environments.

Responsibilities

• Own end-to-end lifecycle of the platform from IaC provisioning to day-two operations.
• Bridge cloud-native engineering with AI/LLM workloads for secure, scalable environments.
• Implement Kubernetes orchestration, GPU orchestration, and observability pipelines.

Skills

Kubernetes

Zero Trust security

Security best practices

Tools

Terraform

Flux/GitOps (Argo CD)

Helm charts

GitLab CI

GitHub Actions

Istio

Job description

Apex Systems seeks a Federal Platform Engineer in Loveland, CO to own the infrastructure and day-two operations of the agentic AI platform. You will drive cloud-native infra via IaC (Terraform), manage Kubernetes clusters (GPU nodes, Istio/service mesh), and implement GitOps with Flux/Argo CD.

Requirements include TS/SCI clearance and experience in U.S. Federal/DoD environments, with cloud and security-focused engineering practices. Remote work is available.