[Hiring] UNIX/Linux Support Engineer @Quantori

Role Description

We are looking for a UNIX/Linux Support Engineer (L3) to provide comprehensive operational support for our enterprise's mixed UNIX/Linux infrastructure.

• This infrastructure includes RHEL, Ubuntu, AIX, HP-UX, and Solaris systems hosted on Dell, IBM, and Cisco UCS hardware, as well as VMware ESX, OpenShift, RStudio, GPFS, and LSF environments.
• The remote engineer will focus on resolving approximately 85% of incidents without the need for physical access, collaborating with on-site staff for hardware tasks and escalations.

Responsibilities:

• Monitor and resolve alerts via ServiceNow and TrueSight for Linux/Unix and virtualized systems.
• Troubleshoot filesystem, CPU, memory, swap, and agent issues.
• Execute approved standard changes such as service restarts, configuration updates, and agent reinstalls.
• Perform health checks and first-level troubleshooting for GPFS, LSF, OpenShift, and RStudio environments.
• Use Ansible Tower and Red Hat Satellite for patching and configuration management.
• Maintain and improve automation scripts and reporting tools for recurring operational tasks.
• Collaborate with the on-site team and L3 SMEs for escalated or hardware-dependent incidents.
• Participate in the on-call rotation approximately once per month, providing after-hours support for high-priority incidents.
• Coordinate tasks with L3 Support Engineers.
• Ensure ServiceNow tickets and incident bridges are properly updated during off-hours events.

Qualifications

• Strong experience supporting RHEL 6–9 and Ubuntu 20/22/24 in production environments, including patching, monitoring, and incident response.
• Hands-on experience with VMware ESX, GPFS, and LSF, and working knowledge of OpenShift and RStudio services.
• Strong understanding of Ansible Tower, Red Hat Satellite, Puppet, and shell scripting.
• Experience with ServiceNow, TrueSight, and PATROL for monitoring and ITSM processes.
• Solid grasp of Linux networking and remote troubleshooting practices in large enterprise environments.
• 3–5 years of experience in Linux/Unix support within enterprise environments.
• RHCSA and/or ITIL v4 Foundation certification.
• Ability to work independently and effectively within remote, structured support operations.
• Excellent problem-solving, documentation, and communication skills.

Nice to have

• Familiarity with AIX and other Unix platforms (HP-UX, Solaris).