Senior Systems Administrator (TS/SCI) – Linux, Kubernetes & AWS

Base-2 Solutions; Bethesda (MD); On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

100% company-paid medical premiums for

100% company-paid dental premiums for

100% company-paid vision premiums for

100% company-paid life insurance up to

401(k) with 8% total match

PTO 20 days

11 paid floating holidays

Flexible work schedules

Job summary

Base-2 Solutions is seeking a Senior Systems Administrator to support the OSINT Integration Center under the DOMEX Technology Platform contract. Focus areas include Linux/Windows administration, performance optimization, and user support in an on-site Bethesda environment.

The role requires TS/SCI with CI polygraph eligibility, a Bachelor's degree with 10+ years in the field, and strong scripting (Python/Bash) with experience in Kubernetes, Rancher, Helm, and AWS.

Qualifications

• Active TS/SCI with ability to obtain a CI Polygraph.
• Bachelor's degree with 10 years of experience in the field.
• 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 skills in Python and Bash.
• Excellent verbal and written communication skills.
• Ability to work independently and in a team environment.
• Experience working 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 systems administration

Python scripting

Bash scripting

Windows systems administration

DISA STIG compliance

Agile project management

Communication

Air-gapped environments

Education

Bachelor's degree

Master's degree

PhD

Tools

Kubernetes

Rancher

Helm

AWS

Salt

Ansible

GitLab

ArgoCD

Job description

Base-2 Solutions is seeking a Senior Systems Administrator to support the OSINT Integration Center under the DOMEX Technology Platform contract. Focus areas include Linux/Windows administration, performance optimization, and user support in an on-site Bethesda environment.

The role requires TS/SCI with CI polygraph eligibility, a Bachelor's degree with 10+ years in the field, and strong scripting (Python/Bash) with experience in Kubernetes, Rancher, Helm, and AWS.