Senior Linux System Administrator (Remote) - DoD-Trusted, Cloud & Automation

ASRC Federal Holding Company; Nevada (IA); Remote; USD 120,000 - 150,000; Full time

Benefits offered by this job

Great Place to Work

Best for Vets Employer

401(k) with company match

Comprehensive health benefits

Paid leave and holidays

Professional development support

Job summary

ASRC Federal is seeking a Senior Linux System Administrator to support DoD missions in a remote role, requiring a Secret clearance. You will lead admin tasks, hardening, and modernization of enterprise Linux environments, with emphasis on RHEL across on-prem and AWS GovCloud, and collaboration with security and DevOps teams.

The role involves patch management, IaC, automation scripting, and supporting ASIC software delivery for deployed Army units.

Qualifications

• Active Secret clearance required or higher; TS/SCI preferred.
• Minimum 5 years Linux admin, with 3+ in senior/lead capacity.
• Experience in DoD/federal settings with mission-critical Linux.
• Experience administering and troubleshooting RHEL in on-prem and cloud.
• DoD 8570/8140 baseline certification required at hire or within 6 months.

Responsibilities

• Administer, maintain, and harden enterprise RHEL environments across on-prem and AWS GovCloud.
• Operate high-availability clusters (Pacemaker/Corosync) and load-balanced services.
• Lead patch management, system hardening, STIG/ACAS compliance activities.
• Support ASIC software delivery workflows for Army deployments.
• Develop IaC and configuration management using Ansible, Terraform, or equivalents.
• Author automation scripts in Bash and Python for ops tasks and monitoring.
• Collaborate with security, network, and application teams for ATO/continuous authorization.
• Mentor junior admins and contribute to architecture and lifecycle decisions.

Skills

RHEL administration

AWS GovCloud

Bash

Python

Ansible

Terraform

CI/CD tooling

Puppet

Chef

Salt

DoD RMF

Vulnerability remediation

STIG/ACAS

Networking (TCP/IP, DNS, LDAP/AD)

RHCSA/RHCE

Education

Bachelor's Degree in Computer Science/Engineering/Information Systems

Equivalent experience in lieu of degree

Tools

Ansible

Terraform

Puppet

Chef

Salt

Job description

ASRC Federal is seeking a Senior Linux System Administrator to support DoD missions in a remote role, requiring a Secret clearance. You will lead admin tasks, hardening, and modernization of enterprise Linux environments, with emphasis on RHEL across on-prem and AWS GovCloud, and collaboration with security and DevOps teams.

The role involves patch management, IaC, automation scripting, and supporting ASIC software delivery for deployed Army units.