Senior SysAdmin - Linux/Windows, Cloud & Automation

Base-2 Solutions, LLC; Bethesda (MD); On-site; USD 120,000 - 155,000; Full time

Job summary

Base-2 Solutions, LLC is seeking a Systems Administrator 4 to support the OSINT Integration Center under the DOMEX Technology Platform contract. The role focuses on Linux and Windows admin, performance optimization and user support in a demanding gov-contractor environment.

You will implement DISA STIGs, develop automation with Python/Bash/PowerShell, and manage Kubernetes/Rancher/Helm in cloud and on‑prem. Strong scripting and team collaboration are essential.

Qualifications

• Active TS/SCI clearance with ability to obtain CI Polygraph.
• Bachelor’s degree with 10 years of relevant experience.
• Expertise in Linux systems administration (RHEL/CentOS and Ubuntu).
• Experience with patching and virtual server builds.
• Familiarity with Agile project management and security requirements derivation.
• Strong scripting in Python and Bash.
• Experience working in air-gapped environments.
• Ability to obtain Privileged User Account certification by the Government.

Responsibilities

• Perform Linux and Windows builds, configurations, administration, and troubleshooting.
• Implement 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 on a rotating basis, 6 AM–6 PM, Mon–Fri.

Skills

Linux systems administration

Windows systems administration

Python scripting

Bash scripting

PowerShell scripting

Agile project management

Security requirements derivation

Air-gapped environments experience

Education

Bachelor’s degree

Tools

Kubernetes

Rancher

Helm

Salt

Ansible

AWS CloudFormation

GitLab

Jenkins

Job description

Base-2 Solutions, LLC is seeking a Systems Administrator 4 to support the OSINT Integration Center under the DOMEX Technology Platform contract. The role focuses on Linux and Windows admin, performance optimization and user support in a demanding gov-contractor environment.

You will implement DISA STIGs, develop automation with Python/Bash/PowerShell, and manage Kubernetes/Rancher/Helm in cloud and on‑prem. Strong scripting and team collaboration are essential.