Linux Systems Administrator

$80,001 - $80,001/Yr

SAIC

Full-time - Mid Level

Remote

10,001+ employees

Professional, Scientific, and Technical Services

About the position

The Linux Systems Administrator will support the US Army Corps of Engineers Revolutionary IT Services (USACE RITS) program by managing server operations, ensuring compliance, and providing customer support. This role involves building and decommissioning servers, performing maintenance, and executing updates on Red Hat packages, while also addressing vulnerabilities and improving system performance.

Responsibilities

• Gather customer requirements and complete new server builds per operational procedures.
• Perform server decommissions per operational procedures.
• Perform day-to-day operational maintenance, customer support, and program compliance.
• Execute yum/dnf installation and updates of Red Hat packages.
• Remediation of IAVM and ACAS vulnerability reports.
• Understand and audit DISA STIG checklists, including usage of automated SCAP scans.
• Execute Ansible automation content to audit and remediate compliance.
• Define technical details within milestones for Plan of Action & Milestones (POA&Ms).
• Effectively communicate with customer and implement resolution for operational compliance.
• Assess, suggest, and implement system performance improvements.
• Modify and establish storage allocation, including NFS.
• Understand, troubleshoot, and improve functionality within SELinux, AIDE, fapolicyd, firewall, Red Hat Identity Management (RHIdM), Red Hat Satellite, and Trellix products.
• Conduct root cause analysis and articulate to customer.
• Assist customers with migrating functionality to new servers with latest RHEL OS.
• Participate in on-call rotation to support outages and occasional after-hours maintenance.

Requirements

• BS degree with nine (9) years of related experience; four (4) years of IT experience accepted in lieu of a degree
• In-depth knowledge of RHEL operating system
• Excellent troubleshooting skills
• Excellent communication skills, including verbal and written
• Familiarization with VMware virtualization
• Familiarization with Ansible concepts
• Familiarization with storage concepts, specifically NFS
• Familiarization with DISA STIG requirements
• Active Secret security clearance
• Must possess CompTIA Security+ CE certification (or other IAT-II equivalent IAW 8750 requirements)
• Must possess or obtain Linux-related certification within six (6) months of start date (i.e. CompTIA Linux+, Red Hat Certified Systems Administrator, or similar)