DevOps Engineer

ManTech; Chantilly (VA); In loco; USD 120.000 - 180.000; Tempo pieno

Vantaggi offerti da questo lavoro

Descrizione del lavoro

MANTECH seeks a motivated, career and customer-oriented DevOps Engineer to join our team in Herndon, Virginia. You will manage bare-metal Linux and Kubernetes infrastructure, integrating GPU-accelerated nodes and automating deployments with GitOps.

You will implement multi-cluster Kubernetes, CI/CD pipelines with Git, ArgoCD, Helm, Rancher, and secure air-gapped environments, enabling high-performance computing for our sensitive programs while maintaining rigorous documentation in

Competenze

• 4+ years of Linux system administration experience.
• 2+ years of hands-on Kubernetes experience or an active CKA credential.
• 1+ years’ experience managing GitLab or Bitbucket CI/CD workflows and version control.

Mansioni

• Administer, secure, and maintain bare-metal servers running Enterprise Linux 8/10.
• Provision and manage multi-cluster Kubernetes environments using Rancher.
• Develop YAML manifests and Helm charts for core Kubernetes resources.
• Build GitOps deployment pipelines with ArgoCD and maintain CI/CD pipelines with Git.
• Document work in JIRA and Confluence.

Conoscenze

Kubernetes

GitOps

CI/CD

Rancher

ArgoCD

Helm

YAML

Scripting

Formazione

High School Diploma

Bachelor's Degree in Computer Science

Strumenti

Enterprise Linux

Linux

NVIDIA GPU Toolkit

CUDA drivers

NVIDIA Container Toolkit

IPMI/iLO/iDRAC

GitLab

Bitbucket

Kubernetes multi-cluster

Descrizione del lavoro

MANTECH seeks a motivated, career and customer-oriented DevOps Engineer to join our team in Herndon, Virginia. In the role of DevOps Engineer, you will be responsible for the end-to-end management of our bare-metal Linux and Kubernetes infrastructure. You will drive innovation by seamlessly integrating GPU-accelerated nodes and streamlining application deployments through automated GitOps workflows. Your expertise in Kubernetes and infrastructure automation will directly enable our high-performance computing capabilities within highly secure, air-gapped environments.

Responsibilities include but are not limited to:

• Administer, secure, and maintain bare-metal servers running Enterprise Linux 8 and 10.
• Provision, upgrade, and manage multi-cluster Kubernetes environments utilizing Rancher.
• Deploy and manage core Kubernetes resources by developing scalable YAML manifests and Helm charts, including , including StatefulSets, Deployments, DaemonSets, ConfigMaps, Secrets, and Persistent Volumes.
• Build and maintain GitOps-driven deployment pipelines and automated cluster synchronization using ArgoCD.
• Integrate and maintain standard CI/CD pipelines and version control workflows via Git.
• Document all work in JIRA and Confluence

Minimum Qualifications:

• High School Diploma and 4+ years of Linux system administration experience.
• Experience in Enterprise Linux.
• 2+ years of hands-on Kubernetes experience, or an active Certified Kubernetes Administrator (CKA) credential
• 1+ years’ experience managing version control workflows, repository management, and CI/CD pipeline integrations using GitLab or Bitbucket.

Preferred Qualifications:

• Bachelor’s Degree in Computer Science or relevant technical field.
• Experience deploying, patching, and maintaining Linux and Kubernetes infrastructure within an air-gapped network environment with zero internet connectivity.
• Experience implementing GitOps-driven deployment pipelines and automated cluster synchronization via ArgoCD.
• Experience configuring Kubernetes worker nodes with NVIDIA GPUs, including the installation and troubleshooting of the NVIDIA Container Toolkit, CUDA drivers, and GPU operators.
• Experience utilizing bare-metal IPMI/iLO/iDRAC for out-of-band server hardware management, remote console/firmware management, and telemetry monitoring.
• Experience handling multi-cluster administration, ingress control, and configuring RBAC security policies via Rancher

Clearance Requirements:

• Current/active TS/SCI with polygraph clearance is required.

Physical Requirements:

• The person in this position must be able to remain in a stationary position 50% of the time.

MANTECH International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at [e-mail] and provide your name and contact information.