Kubernetes Application Administrator

NALEJ; Arlington (VA); On-site; USD 95,000 - 155,000; Full time

Job summary

NALEJ is seeking a Kubernetes Application Administrator to manage and support containerized workloads in our AWS-hosted Kubernetes environments. The role focuses on production-grade EKS administration, Helm chart management, and application troubleshooting to ensure health, performance, and security for internal and external users.

This position is remote with occasional in-office work in Washington, D.C. Candidates must be a U.S.

Qualifications

• U.S. Citizenship
• Active or Interim DoD Security Clearance
• IAT Level II Certification (Security+, SSCP, or CCNA Security)
• 3+ years experience managing production Kubernetes environments
• Proficiency in Helm, kubectl, and troubleshooting Kubernetes networking
• Strong familiarity with Linux containers and microservice architecture
• Experience supporting CI/CD deployments into Kubernetes

Responsibilities

• Operate, monitor, and maintain Kubernetes (EKS) clusters and applications.
• Install, upgrade, and troubleshoot Helm charts and custom workloads.
• Assist developers in deploying and debugging applications in EKS.
• Ensure cluster and namespace-level security policies are enforced.
• Perform application-level logging, metrics collection, and alerting configuration.
• Manage and audit Kubernetes RBAC, secrets, and ingress rules.
• Support deployments in secure and restricted environments.
• Maintain run books and documentation for Kubernetes-related tasks.

Skills

Kubernetes (EKS)

Helm

kubectl

CI/CD

Linux containers

DoD security clearance

Networking troubleshooting

Tools

Argo CD

Istio

Keycloak

Job description

Kubernetes Application Administrator

NALEJ is pioneering the transformation of hybrid infrastructure technologies, redefining how secure data management and operational systems are implemented across diverse sectors. Our vision is to cultivate an ecosystem where NALEJ’s Mosaic AI & Edge Native Enterprise Open Source platform facilitate seamless and secure interactions. By offering dual-use technologies across DevSecOps, DataSecOps, AI+ML Ops, Cyber Ops, and Network Ops, NALEJ provides a secure and efficient environment for both businesses and consumers. We deliver services through SaaS, PaaS, IaaS, Hybrid, and Air-Gap models, focusing on secure data exchange without direct exposure of sensitive information. Our commitment to innovation includes providing secure edge networks and ensuring compliance with IL4-IL6+SAP MOSA, NIST, and Zero Trust standards.

NALEJ is hiring a Kubernetes Application Administrator to manage and support containerized workloads in our AWS-hosted Kubernetes environments. This role ensures the health, performance, and security of deployed applications, with a focus on production-grade Kubernetes (EKS) administration, Helm chart management, and application troubleshooting. You’ll collaborate with DevSecOps and R&D teams to maintain reliable services for internal and external users.

Job Details

Location: Remote (occasional in office in D.C.)
Citizenship Requirement: U.S. Citizenship Required
Clearance Requirement: Active or Interim DoD Security Clearance
Certification Requirement: IAT Level II (e.g., Security+, SSCP, or CCNA Security)
Travel: Occasional
On-Call: Yes (shared rotation)

Responsibilities

• Operate, monitor, and maintain Kubernetes (EKS) clusters and applications.
• Install, upgrade, and troubleshoot Helm charts and custom workloads.
• Assist developers in deploying and debugging applications in EKS.
• Ensure cluster and namespace-level security policies are enforced.
• Perform application-level logging, metrics collection, and alerting configuration.
• Manage and audit Kubernetes RBAC, secrets, and ingress rules.
• Support deployments in secure and restricted environments.
• Maintain run books and documentation for Kubernetes-related tasks.

Required Qualifications

• U.S. Citizenship
• Active or Interim DoD Security Clearance
• IAT Level II Certification (Security+, SSCP, or CCNA Security)
• 3+ years experience managing production Kubernetes environments
• Proficiency in Helm, kubectl, and troubleshooting Kubernetes networking
• Strong familiarity with Linux containers and microservice architecture
• Experience supporting CI/CD deployments into Kubernetes

Preferred Qualifications

• Experience with Argo CD, Istio, and service mesh architectures
• Familiarity with DoD STIGs or FedRAMP environments
• Hands‑on experience with secure ingress (Keycloak, OIDC, or SAML)
• Experience with GitOps and air-gapped deployments