Kubernetes Platform Engineer - Air-Gapped, Secret-Cleared

Actalent; United States; On-site; USD 90,000 - 117,000; Full time

Benefits offered by this job

Medical, dental & vision

401(k) Retirement Plan – Pre-tax and R

Life Insurance

Disability insurance

Health Spending Account (HSA)

Transportation benefits

Employee Assistance Program

Time Off/Leave

Job summary

Actalent is seeking a Kubernetes Containerization Engineer to support Navy programs in a secure, air-gapped environment. You will package, integrate, and deploy containerized applications across Kubernetes clusters, primarily on Linux, and collaborate with program architects to evaluate tools and operationalize deployments.

The role requires hands-on Kubernetes, Docker/Podman, and scripting (Bash/Python), plus experience with CI pipelines (GitLab CI) and RHEL-based systems.

Qualifications

• Active Secret clearance.
• Strong hands-on experience with Kubernetes, including deployment, integration, and troubleshooting.
• Deep experience with containerization using Docker and Podman.
• Proven expertise with RHEL-based Linux systems, including CLI troubleshooting and system diagnostics.
• Experience with Bash and/or Python scripting for automation and tooling.
• Experience working with CI pipelines, with GitLab CI preferred.
• Ability to work effectively in air-gapped and non-cloud environments.
• Familiarity with Make, CMake, and Gradle build systems.
• Understanding of networking concepts such as VLANs, subnets, and connectivity troubleshooting.
• Experience supporting internal platform or PaaS environments.
• Exposure to C++ applications at the integration level.
• Experience debugging system-level issues, including components such as systemd.

Responsibilities

• Lead the end-to-end container packaging, build, and deployment processes into Kubernetes environments, with an emphasis on air-gapped systems.
• Evaluate, research, and vet containerization and platform tooling solutions to ensure they meet program and security requirements.
• Partner with architects to integrate microservices and legacy applications into Kubernetes-based platforms.
• Develop and manage Helm charts for packaging, versioning, and deploying applications into Kubernetes clusters.
• Configure and manage deployments using YAML manifests and CI tooling, with a preference for GitLab CI.
• Troubleshoot Kubernetes environments using command-line diagnostics, including pods, clusters, and log analysis.
• Build and optimize container images using Docker and/or Podman for production-grade environments.
• Work across RHEL 9 Linux systems, applying strong command-line expertise for administration and troubleshooting.
• Contribute to the design and support of internal, non-cloud, PaaS-style platform environments.
• Support deployment activities across networked environments, including subnets and VLANs, ensuring reliable connectivity and performance.

Skills

Kubernetes

Docker

Podman

RHEL-based Linux

Bash scripting

Python scripting

GitLab CI

Air-gapped environments

Tools

Make

CMake

Gradle

Job description

Actalent is seeking a Kubernetes Containerization Engineer to support Navy programs in a secure, air-gapped environment. You will package, integrate, and deploy containerized applications across Kubernetes clusters, primarily on Linux, and collaborate with program architects to evaluate tools and operationalize deployments.

The role requires hands-on Kubernetes, Docker/Podman, and scripting (Bash/Python), plus experience with CI pipelines (GitLab CI) and RHEL-based systems.