Sigma Defense Systems, LLC

1758 - Senior Kubernetes Infrastructure Developer

Sigma Defense Systems, LLC
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1 day ago
Rome, NY, USASenior

Base Salary

$135k - $165k/yr

Responsibilities

  • Design, build, configure, and maintain enterprise Kubernetes infrastructure in Microsoft Azure, primarily using Azure Kubernetes Service.
  • Serve as a senior technical resource for Kubernetes platform architecture, infrastructure automation, cluster configuration, and troubleshooting.
  • Design resilient and scalable AKS architectures, including private clusters, networking, identity, security, high availability, scaling, backup, recovery, and lifecycle management.
  • Automate AKS and supporting Azure infrastructure provisioning using Terraform, Bicep, Helm, Kubernetes manifests, and reusable Infrastructure as Code modules.
  • Develop and maintain Helm charts, standardized platform configurations, and automated deployment and configuration processes.
  • Implement Kubernetes networking, ingress, service discovery, load balancing, Azure connectivity, RBAC, Microsoft Entra ID integration, workload identity, managed identities, and secrets management.
  • Integrate AKS with Azure Key Vault, Azure Policy, Microsoft Defender for Cloud, Microsoft Defender for Containers, Azure Monitor, Log Analytics, and Container Insights.
  • Mentor junior and mid-level engineers and provide technical guidance.

Requirements

  • 8+ years of relevant experience.
  • Significant professional experience designing, deploying, and operating Kubernetes environments and production clusters supporting enterprise workloads.
  • Strong hands-on experience with Microsoft Azure, Azure Kubernetes Service, Terraform, Bicep, Helm, and Kubernetes manifests.
  • Deep understanding of Kubernetes architecture, networking, identity, authentication, authorization, RBAC, storage, and secure cluster configuration.
  • Experience with automated infrastructure deployment and Kubernetes deployment automation.
  • Strong scripting and automation skills using PowerShell, Python, Bash, Azure CLI, or similar tools.
  • Must be a U.S. citizen.
  • Bachelor's degree in Computer Science or a related field from an accredited college or university.
  • Mandatory certifications: CompTIA Security+, Certified Kubernetes Administrator, and Azure Administrator Associate AZ-104.
  • Must possess or be able to obtain an active TS/SCI security clearance.
  • Preferred experience includes Azure Government AKS, DoD or regulated environments, private AKS, Azure CNI, Azure Key Vault, workload and managed identities, Azure Policy, Defender for Containers, Flux, Argo CD, Azure Container Registry, OPA Gatekeeper, Kyverno, Azure Monitor, Log Analytics, Prometheus, Grafana, container image security, supply-chain security, Zero Trust architecture, DoD RMF, NIST SP 800-53, and STIGs.

Benefits

  • Dental and vision insurance.
  • Medical insurance including HSA, FSA, and DFSA plans.
  • Life and AD&D coverage.
  • Employee Assistance Program.
  • 401(k) plan with company matching contributions.
  • 160 hours of paid time off and 12 floating holidays.
  • Educational assistance.
  • Full-time, on-site position in Rome, United States.

Tech Stack

Argo CDAzureBashGrafanaHelmKubernetesPowerShellPrometheusPythonTerraform

Categories

Sigma Defense Systems, LLC

About Sigma Defense Systems, LLC

501-1,000 employees

Sigma Defense Systems, LLC builds software-driven communications and ISR solutions for the U.S. Department of Defense, spanning CJADC2/C5ISR, satellite communications, electronic warfare, and DevSecOps. The privately held company, founded in 2006 and headquartered in Perry, Georgia, delivers products plus engineering, integration, and logistics services across ground, air, and space systems. Customers include branches such as the Army, Navy, Air Force, Marine Corps, and Space Force.

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