Senior System Administrator - TS/SCI, Air-Gapped Enclaves

J T; Annapolis (MD); On-site; USD 100,000 - 200,000; Full time

Benefits offered by this job

Health Insurance

401(k) Retirement Plan with Company<br

Tuition Reimbursement

Job summary

J T is seeking a Mid/Sr System Administrator to support a large, distributed network environment in Annapolis Junction, MD. You will deliver full-lifecycle systems administration across air-gapped enclaves, deploying and patching servers and desktops while driving security compliance.

You will manage AD, patching, vulnerability mitigation, and virtualization, with strong documentation and cross-team communication. Travel and lifting up to 50 lbs are needed.

Qualifications

• High-level systems administration experience required in large, distributed environments.
• Experience securing air-gapped enclaves and managing domain services.
• Proficient with Windows and Linux server environments and AD.
• Knowledge of vulnerability management and security patching processes.
• Experience with virtualization and enterprise monitoring/tools is essential.

Responsibilities

• Install, configure, and maintain Windows and Linux servers and desktops across air-gapped enclaves.
• Administer Active Directory, group policies, cert renewals, and access controls.
• Perform vulnerability management and security patching using automated tools.
• Manage VM provisioning, virtualization, and hardware reimaging/troubleshooting.
• Document server/network architectures for rapid incident response and knowledge sharing.
• Communicate system status and outages with technical teams and leadership.
• Support occasional short-duration travel and physical equipment handling up to 50 lbs.

Skills

System administration

Security compliance

Vulnerability management

Patch management

Air-gapped networks

Education

Bachelor's degree in Systems Engineering, Computer Science, Information Systems, Engineering Management, or a related technical discipline

Tools

SaltStack

Ansible

Splunk

Puppet

SolarWinds

Nessus

VMware

Job description

J T is seeking a Mid/Sr System Administrator to support a large, distributed network environment in Annapolis Junction, MD. You will deliver full-lifecycle systems administration across air-gapped enclaves, deploying and patching servers and desktops while driving security compliance.

You will manage AD, patching, vulnerability mitigation, and virtualization, with strong documentation and cross-team communication. Travel and lifting up to 50 lbs are needed.