Senior Kubernetes Platform Engineer

Company Description
Lumen SolutionsGroupInc. is a technology consulting Services company based inFlorida. Weprovidea wide array of experienced business and IT professionals supporting clients from solution design to implementation and support.We specialize in professional IT consulting services, IT Staffing, Business/IT Strategy, Business Process Blueprints, Enterprise Architecture, and EnterpriseTransformation.

Job Role:Senior Kubernetes Platform Engineer
Job Location: Washington, DC (Remote with Quarterly Travel required for PI Planning at D.C. or Wilmington, DE)
Job Type: Contract

JOB SUMMARY
We are seeking a highly experienced Senior Kubernetes Platform Engineer to lead the architecture, engineering, governance, and operations of enterprise Kubernetes platforms across AWS, Azure, and hybrid cloud environments.

The ideal candidate will have deep expertise in Kubernetes platform engineering, Amazon EKS, Azure AKS, ArgoCD, GitOps, GitHub Actions Runner Controller (ARC), and Terraform. This role will focus on building secure, scalable, reliable, and standardized Kubernetes platforms while enabling developer self-service and enterprise-wide CI/CD automation.

Key Responsibilities

Kubernetes Platform Architecture & Engineering

• Design, implement, and manage enterprise Kubernetes platforms across AWS EKS and Azure AKS.
• Establish standards for cluster lifecycle management, networking, storage, and platform operations.
• Develop self-service platform capabilities to improve scalability and developer productivity.

Kubernetes Governance & Security

• Establish and enforce Kubernetes security policies, RBAC, network policies, and Pod Security Standards.
• Implement policy-as-code solutions using Kyverno and/or Open Policy Agent Gatekeeper.
• Define multi-tenancy standards and governance controls to support enterprise security and compliance requirements.

GitHub ARC & CI/CD Platform Engineering

• Implement and manage GitHub Actions Runner Controller (ARC) for enterprise CI/CD workloads.
• Establish standardized CI/CD pipelines, secure build processes, and deployment automation.
• Improve pipeline security, scalability, and reliability across development teams.

ArgoCD & GitOps

• Lead ArgoCD architecture, configuration, and enterprise adoption.
• Establish GitOps governance, application onboarding processes, and multi-cluster deployment patterns.
• Implement progressive delivery strategies and automated deployment workflows.

Multi-Cloud Kubernetes Strategy

• Develop standardized Kubernetes architecture and operational practices across AWS and Azure.
• Design disaster recovery strategies and promote workload portability across cloud environments.
• Establish consistent cross-cloud platform management and operational standards.

Reliability & Observability

• Define Service Level Objectives (SLOs), error budgets, monitoring standards, and incident response practices.
• Improve platform reliability, availability, performance, and operational visibility.
• Establish proactive monitoring and troubleshooting practices for Kubernetes environments.

Developer Experience & Automation

• Develop reusable Terraform modules and infrastructure automation solutions.
• Build standardized platform services, golden paths, and self-service tooling.
• Enable development teams to deploy and manage applications efficiently through secure, automated platform capabilities.

Required Qualifications

• Bachelor's degree in a relevant field.
• 7+ years of experience in DevOps, Platform Engineering, or related infrastructure engineering roles.
• 5+ years of hands-on Kubernetes engineering experience.
• Strong experience designing, implementing, and managing Kubernetes platforms in enterprise environments.
• Deep expertise in Amazon EKS, Azure AKS, ArgoCD, GitOps, GitHub Actions Runner Controller (ARC), and Terraform.
• Strong understanding of Kubernetes networking, security, governance, observability, and automation.
• Experience implementing enterprise CI/CD platforms and automated deployment workflows.
• Ability to establish platform engineering standards and collaborate with development, security, and infrastructure teams.

Preferred Qualifications

• Certified Kubernetes Administrator (CKA) and/or Certified Kubernetes Security Specialist (CKS).
• AWS and/or Microsoft Azure certifications.
• Experience with service mesh technologies.
• Familiarity with Backstage or similar internal developer portal platforms.
• Experience working in regulated enterprise environments.

Lumen SolutionsGroup Inc is an equal opportunity employer. All qualified applicants will be considered for employment without regard to any legally protected status.