Senior RHEL Admin — Secret Clearance (Onsite MD)

Maximus; Annapolis (MD); On-site; USD 90,000 - 130,000; Full time

Job summary

Maximus seeks an accomplished Red Hat Enterprise Linux Administrator to manage and optimize the RHEL infrastructure for a federal client. The role involves system administration, configuration, troubleshooting, and ensuring security, stability, and performance of the RHEL environment.

An active Secret clearance is required, and onsite reporting to Annapolis Junction, MD is expected. Key duties include patch management, backup/DR, vulnerability assessments, DISA STIGs, and automation using

Qualifications

• 7+ years of experience as a system admin on Linux or Red Hat systems.
• Active Secret clearance is required.
• U.S. Citizens only due to contract requirements.
• On-site presence required in Annapolis Junction, MD.

Responsibilities

• Administer RHEL-based server infrastructure (RHEL 7.x/8.x/9.x) including installs, upgrades, and patch management.
• Perform daily system administration tasks (user management, permissions, file systems, network config).
• Monitor and tune system performance and address bottlenecks for reliability.
• Execute backup, restore and disaster recovery operations to ensure high availability.

Skills

RHEL

System administration

Security best practices

On-call readiness

Ansible

Tools

Ansible Automation Platform

Tenable

HP WebInspect

DISA STIGs

Job description

Maximus seeks an accomplished Red Hat Enterprise Linux Administrator to manage and optimize the RHEL infrastructure for a federal client. The role involves system administration, configuration, troubleshooting, and ensuring security, stability, and performance of the RHEL environment.

An active Secret clearance is required, and onsite reporting to Annapolis Junction, MD is expected. Key duties include patch management, backup/DR, vulnerability assessments, DISA STIGs, and automation using