Kubernetes Administrator

Guidehouse•Dc, DC

5d•Onsite

About The Position

This role involves maintaining, troubleshooting, and monitoring Kubernetes environments, specifically for hosting Appian stateful workloads and .NET applications. The administrator will assist development teams with deployment automation, support the Appian platform on Kubernetes, manage infrastructure as code, operationalize security and compliance, and configure observability tools. The position requires the ability to obtain and maintain a Public Trust clearance.

Requirements

Bachelor’s degree from an accredited university.
Minimum of FIVE (5+) years of overall work experience.
THREE (3+) years of professional experience in Cloud Kubernetes Operations, DevOps, or Site Reliability Engineering (SRE).
Strong hands-on experience using AWS Elastic Kubernetes Service (AWS EKS) (kubectl, managing namespaces, resource limits) and writing/modifying Helm charts.
Core knowledge of AWS foundational infrastructure with an understanding of navigating the operational constraints of secure or regulated cloud boundaries.
Familiarity supporting .NET application environments and an interest in or exposure to enterprise low-code platform topologies (like Appian or similar BPM engines).
Must be able to OBTAIN and MAINTAIN a "PUBLIC TRUST"; candidates must obtain approved adjudication of their PUBLIC TRUST prior to onboarding with Guidehouse.
US Citizenship or Green Card required.

Nice To Haves

Certified Kubernetes Administrator (CKA), AWS Certified CloudOps Engineer Associate or AWS Certified DevOps Engineer Professional
Hands-on experience or familiarity with the Appian Operator on Kubernetes, including managing Appian Custom Resources (CRs) and monitoring underlying data plane components like Apache Kafka.
Experience containerizing legacy .NET Framework applications into Windows containers or working with cloud-native .NET Core/6/8 microservices running on Linux containers.
Experience utilizing declarative continuous delivery tools such as ArgoCD or FluxCD to sync and maintain cluster states directly from Git repositories.

Responsibilities

Maintain, troubleshoot, and monitor Kubernetes pods, services, and ingress controllers hosting Appian stateful workloads and .NET applications.
Assist development teams in packaging .NET applications (Windows or Linux containers) and deploying them via Helm charts and established CI/CD pipelines (e.g., GitLab, Jenkins, or GitHub Actions).
Monitor the health and connectivity of self-managed Appian platform layers (Engines, Data Server, Kafka/Zookeeper data planes) utilizing the Appian Operator on Kubernetes.
Maintain and update existing Terraform or CloudFormation modules to manage core AWS services (EC2, EKS, RDS, IAM, and VPCs).
Execute routine cluster updates, patch container vulnerabilities, and implement RBAC policies to ensure alignment with FedRAMP or NIST SP 800-53 security controls.
Configure alerts, dashboards, and log streaming using tools like Prometheus, Grafana, or AWS CloudWatch to minimize downtime.

Benefits

Medical, Rx, Dental & Vision Insurance
Personal and Family Sick Time & Company Paid Holidays
Parental Leave
401(k) Retirement Plan
Group Term Life and Travel Assistance
Voluntary Life and AD&D Insurance
Health Savings Account, Health Care & Dependent Care Flexible Spending Accounts
Transit and Parking Commuter Benefits
Short-Term & Long-Term Disability
Tuition Reimbursement, Personal Development, Certifications & Learning Opportunities
Employee Referral Program
Corporate Sponsored Events & Community Outreach Care.com annual membership
Employee Assistance Program
Supplemental Benefits via Corestream (Critical Care, Hospital Indemnity, Accident Insurance, Legal Assistance and ID theft protection, etc.)
Position may be eligible for a discretionary variable incentive bonus