Systems Administrator 2

RPMGlobal; Bethesda (MD); On-site; USD 105,000 - 150,000; Full time

Job summary

RPMGlobal seeks a Systems Administrator 2 to support the OSINT Integration Center under the DOMEX Technology Platform, focusing on Linux/Windows administration, performance optimization, and user support.

The role requires DS/SCI eligible and hands-on experience with Kubernetes, AWS, and automation tooling. You will operate in an air-gapped environment and provide weekday service desk coverage from 6 AM to 6 PM on a rotating basis.

Qualifications

• Active TS/SCI with CI Polygraph eligibility required.
• Bachelor's degree with 3+ years of relevant experience (or 5 years in lieu).
• Strong Linux administration experience (RHEL/CentOS, Ubuntu).

Responsibilities

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

Skills

Linux systems administration

Python scripting

Bash scripting

Verbal and written communication

Independent and collaborative work

Air-gapped environments experience

Agile project management understanding

Education

Bachelor's degree with 3 years of experience

High School Diploma/GED with 5 years of experience

Associates Degree with 5 years of experience

Masters' Degree with 3 years of experience

PhD with 3 years of experience

Tools

Kubernetes

Rancher

Helm

AWS CloudFormation

ArgoCD

Jenkins

GitLab

ELK stack

Job description

Position Summary

Support the OSINT Integration Center under the DOMEX Technology Platform contract as a Systems Administrator 2 focused on Linux and Windows systems administration, performance optimization, and user support.

Essential Duties and 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.

Required Qualifications

• Active TS/SCI with ability to obtain a CI Polygraph.
• Bachelor's degree with a minimum of three years of experience in the category field. Two additional years of experience may be substituted for the bachelor's degree.
• Expertise in Linux systems administration, including RHEL/CentOS and Ubuntu.
• Experience with patching and virtual server builds.
• Familiarity with Agile project management and security requirements derivation.
• Strong scripting skills in Python and Bash.
• Excellent verbal and written communication skills.
• Ability to work independently and collaboratively in a team environment.
• Experience working in air-gapped environments.
• Ability to obtain Privileged User Account certification by the Government.

Preferred Qualifications

• Experience with Kubernetes, Rancher, and infrastructure-as-code tools such as AWS CloudFormation.
• Familiarity with ArgoCD, Jenkins, and GitLab.
• Knowledge of the ELK stack and beats.
• Experience with Active Directory in a Linux environment.
• Background maintaining AI/ML environments and large data storage solutions.

Required Education and Experience Equivalency

• High School Diploma/GED with 5 years of experience.
• Associates Degree with 5 years of experience.
• Bachelors' Degree with 3 years of experience.
• Masters' Degree with 3 years of experience.
• PhD with 3 years of experience.

RequiredCertifications

• None specified.

Required Security Clearance

• Active TS/SCI with ability to obtain a CI Polygraph.