Senior SysAdmin - Linux/Windows, Cloud & Automation

RPMGlobal; Bethesda, Northern (MD, KY); Hybrid; USD 140,000 - 190,000; Full time

Job summary

RPMGlobal is seeking an experienced Systems Administrator 4 to support the OSINT Integration Center under the DOMEX Technology Platform contract. The role emphasizes Linux/Windows administration, performance optimization, and user support.

You will implement DISA STIGs, build and maintain server environments, and manage Kubernetes, Rancher, and Helm while developing automation scripts. A TS/SCI with CI polygraph is required, along with strong communication skills.

Qualifications

• Active TS/SCI with the ability to obtain a CI Polygraph.
• Bachelor's degree with at least ten years of experience in the field.
• Expertise in Linux systems administration (RHEL/CentOS and Ubuntu).
• Experience patching and building virtual servers.
• Familiarity with Agile project management and security requirements derivation.
• Strong scripting in Python and Bash.
• Excellent verbal and written communication skills.
• Ability to work independently and in a team.
• Experience in air-gapped environments.
• Ability to obtain Privileged User Account certification by the Government.

Responsibilities

• Perform Linux and Windows builds, installations, configurations, administration, and troubleshooting.
• Implement and enforce DISA STIG compliance across systems and networks.
• Develop and maintain server builds for virtual and physical environments.
• Manage and deploy Kubernetes, Rancher, and Helm.
• Develop scripts for patching, configuration, and automation using Python, Bash, or PowerShell.
• Use Salt and Ansible for infrastructure automation.
• Administer AWS cloud environments including provisioning, monitoring, and optimization.
• Provide service desk coverage between 6 AM and 6 PM, Monday through Friday, on a rotational basis.

Skills

Linux administration

Scripting (Python/Bash)

DISA STIG

Kubernetes

Rancher

Helm

AWS

Agile

Excellent communication

Education

Bachelor's degree

Master's degree

PhD

Tools

Kubernetes

Rancher

Helm

Ansible

Salt

AWS CloudFormation

ArgoCD

Jenkins

GitLab

ELK Stack

Beats

Active Directory (Linux)

Job description

RPMGlobal is seeking an experienced Systems Administrator 4 to support the OSINT Integration Center under the DOMEX Technology Platform contract. The role emphasizes Linux/Windows administration, performance optimization, and user support.

You will implement DISA STIGs, build and maintain server environments, and manage Kubernetes, Rancher, and Helm while developing automation scripts. A TS/SCI with CI polygraph is required, along with strong communication skills.