Unix Linux System Administrator

Role: Unix/Linux Systems Administrator

Location: Jacksonville, FL (Onsite)

Job Type: Full Time Permanent with Benefits

Primary Platform: Red Hat Enterprise Linux (RHEL)

Key Skills & Responsibilities

1. 10+ years of hands-on Unix/Linux system administration experience, preferably within enterprise production environments.

2. Strong hands-on experience with Red Hat Enterprise Linux (RHEL) is mandatory; exposure to SUSE Linux is desirable.

3. Excellent Linux command-line administration and troubleshooting skills, covering services, processes, users, filesystems, CPU and memory.

4. Strong experience with the end-to-end Linux server build process, including OS installation, configuration and validation.

5. Hands-on experience with Linux OS patching, including pre-checks, patch implementation, reboot activities, post-patch validation and issue resolution.

6. Proven experience supporting business-critical Linux servers in production environments, with the ability to independently diagnose and resolve incidents.

7. Good understanding of Linux storage, including disks presented to servers, filesystems, LVM and mount points, with the ability to troubleshoot OS-level issues and coordinate with Storage teams.

8. Strong Linux network troubleshooting skills, including interfaces, IP configuration, routing, DNS, connectivity and ports, with the ability to coordinate with Network teams.

9. Experience supporting physical server hardware and firmware upgrades, including pre/post-upgrade OS validation, troubleshooting and coordination with hardware/vendor teams.

10. RHCE certification is preferred, and hands-on Ansible automation experience for Linux administration and patching is an added advantage.