Senior Linux Systems Administrator with TS Clearance

ASRC Federal; Maryland; On-site; USD 110,000 - 150,000; Full time

Benefits offered by this job

Health care

Dental

Vision

Life insurance

401(k)

Job summary

ASRC Federal is seeking a Senior Linux Systems Administrator with an active Top Secret clearance to support DEVCOM-CBC/TDAC at Aberdeen Proving Ground, MD. You will engineer, deploy, secure, and maintain enterprise RHEL infrastructure, automate tasks with Ansible, and enforce strict security baselines.

Responsibilities include container management with Docker, storage via LVM, and integrating with LDAP/AD for CAC/PKI MFA. DoD credentials and security compliance are essential assets for this role.

Qualifications

• BA/BS in Computer Science, IT, Engineering or related field with 7+ years of relevant work experience.
• 3+ years Red Hat Enterprise Linux experience.
• Active Top Secret clearance required.

Responsibilities

• Architect, deploy, configure, maintain, and decommission RHEL 7/8/9 servers with kernel updates and lifecycle management.
• Develop and execute Ansible playbooks; write Bash scripts for automation.
• Manage systemd, SELinux in enforcing mode, and Docker container environments.
• Configure storage with LVM; deploy Samba and NFS shares.
• Support middleware and database tiers (Oracle DB, WebLogic, Apache, PostgreSQL, MongoDB).
• Apply DISA STIGs; remediate vulnerabilities using ACAS/Nessus; maintain IAMV and STIG compliance.
• Integrate RHEL with LDAP/AD for CAC/PKI-based MFA; manage DoD certificates.
• Monitor health and performance; perform root-cause analysis and optimization.

Education

Bachelor's degree in Computer Science or related field

Tools

Red Hat Satellite

Ansible

Docker

Samba

NFS

Oracle Database

WebLogic

Apache HTTP Server

PostgreSQL

MongoDB

ACAS/Nessus

LDAP/Active Directory

CAC/PKI

Job description

ASRC Federal is seeking a Senior Linux Systems Administrator with an active Top Secret clearance to support DEVCOM-CBC/TDAC at Aberdeen Proving Ground, MD. You will engineer, deploy, secure, and maintain enterprise RHEL infrastructure, automate tasks with Ansible, and enforce strict security baselines.

Responsibilities include container management with Docker, storage via LVM, and integrating with LDAP/AD for CAC/PKI MFA. DoD credentials and security compliance are essential assets for this role.