System Administrator

The System Administrator will operate and maintain internal and customer environments including: Linux servers, virtual machines, shared storage, identity services, and network infrastructure. This role supports unclassified user VMs and shared storage environments, including classified and unclassified systems, * Administer Oracle Linux 8, 9, and 10 systems, including installation, configuration, patching, monitoring, and troubleshooting.

• Manage unclassified user VMs in Oracle Linux Virtualization Manager (OLVM).
• Maintain Oracle ZFS Storage Appliance (ZS11-2) shared storage for TS and unclassified environments.
• Support FreeIPA identity and DNS services for the unclassified environment.
• Configure and troubleshoot network connectivity and Cisco IOS-XE devices in coordination with network teams.
• Assess Common Vulnerabilities and Exposures (CVEs), track remediation, and support IAVM management.
• Document configurations, maintenance procedures, incidents, and system changes.
• Ownership of the networks to ensure limited (<99%) down time for the users.

• Minimum of 5 years as a System Administrator.
• Hands-on experience administering Linux systems and troubleshooting infrastructure issues.
• Ability to maintain reliable services across virtualization, storage, identity, and network components.
• Intermediate knowledge and hands-on experience with Cisco network administration.
• Advanced scripting skills, including the ability to modify existing scripts and develop new scripts.
• Clear documentation and communication skills.
• Active CompTIA Security+ certification, * Strong knowledge of CVEs and IAVM management.
• Network configuration experience, including Cisco IOS-XE.
• Experience with ZFS or comparable storage appliances, such as NetApp or Dell EMC.
• Strong virtualization experience with OLVM, oVirt, Proxmox, VMware, or similar platforms.

Our firm offers a professional and respectful work environment, exciting opportunities for professional growth, and comprehensive benefits, including:

• Generous paid time off
• Health, vision, and dental benefits
• Long term/short term disability
• Life insurance
• 401(k) plan with match available immediately
• Employee referral incentive
• Remote or Hybrid telework arrangements are available for some positions