Senior Systems Admin (Linux/Windows) - Flexible Hours

Base-2 Solutions

Chevy Chase (MD)

On-site

USD 120,000 - 150,000

Full time

39 hours ago
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Benefits offered by this job

100% company-paid medical premiums
100% company-paid dental premiums
100% company-paid vision premiums
401(k) with 4% match + 4% non-elective

Job summary

Base-2 Solutions seeks a Systems Administrator 2 to support the OSINT Integration Center under the DOMEX Tech Platform. Focus on Linux/Windows administration, performance optimization, and user support.

Responsibilities include building and patching systems, enforcing DISA STIGs, deploying Kubernetes/Rancher/Helm, and automating with Python, Bash, Salt, and Ansible. AWS handling and 6am–6pm service desk on weekdays are included.

Qualifications

  • Active TS/SCI with ability to obtain CI Polygraph.
  • Bachelor's degree with a minimum of three years of experience in the category field; two additional years may substitute for the 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.

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

TS/SCI with CI Polygraph
Linux administration
Scripting (Python Bash)
Agile understanding
Communication skills
Air-gapped environments
Privileged User Account cert readiness

Education

Bachelor's degree +3 years
Associates degree +5 years
High School Diploma/GED +5 years
Master's degree +3 years
PhD +3 years

Tools

Kubernetes
Rancher
Helm
AWS
Salt
Ansible
ArgoCD
Jenkins
GitLab
ELK stack
Active Directory (Linux)

Job description

Base-2 Solutions seeks a Systems Administrator 2 to support the OSINT Integration Center under the DOMEX Tech Platform. Focus on Linux/Windows administration, performance optimization, and user support.

Responsibilities include building and patching systems, enforcing DISA STIGs, deploying Kubernetes/Rancher/Helm, and automating with Python, Bash, Salt, and Ansible. AWS handling and 6am–6pm service desk on weekdays are included.

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