Senior Linux Administrator

Location:

Remote (Ability to travel to NGC facilities as needed)

• Full time

MAXX Potential helps organizations diversify and strengthen their tech talent pipeline. Founded by industry leaders in 2012, we understand the continuous challenge IT Leaders face: the need to deliver more with less, while at the same time building a strong team and planning for the future. MAXX has created a one-of-its-kind Apprenticeship program that benefits everyone and truly puts people first.

Our approach enables us to attract high-potential aspiring technologists and get them delivering value right away, while simultaneously building their skill sets with mentorship from our experienced team. This highly versatile and flexible design makes it possible for us to offer high-quality services at costs comparable to offshore companies. We are also able to offer our customers a dependable, reliable, and diverse talent pipeline, that they might otherwise be missing out on.

We are seeking a Senior Linux Systems Administrator to oversee and optimize enterprise-level Linux infrastructure . This role involves managing both physical and virtual Linux environments , troubleshooting complex system issues, ensuring high availability, and maintaining secure, scalable computing resources.

• Meaningful Work :
  Support critical Linux infrastructure for enterprise IT environments.
• Growth Opportunities :
  Work in a collaborative, learning-driven environment with experienced mentors .
• Remote Flexibility :
  Enjoy the benefits of a remote role while solving real-world Linux infrastructure challenges .

• Maintain smooth operation of multi-user Linux systems , ensuring high availability and optimal performance .
• Interact with users and evaluate vendor products , recommending hardware/software purchases.
• Oversee system installation, backup recovery, policy enforcement , and documentation.
• Troubleshoot RHEL operating system issues and provide immediate solutions to restore service.

• Perform physical server builds and troubleshooting, including:
  • DAS/SAN storage connectivity.
  • Memory, power supply, HBA, and component replacements.
  • Coordination with application/database teams for issue resolution.
  • Storage provisioning: extending/adding SAN drives, configuring RAID groups for DAE storage.
  • Configure server backups and restores (TSM, Avamar)
• Connect Linux servers to network/SAN, ensuring proper setup and performance.
• Diagnose and resolve issues related to database connectivity, nonresponsive applications, backup agent failures, and CIFS/NFS permissions .
• Deploy and manage virtual servers (TSM, Avamar, Nutanix applications).
• Perform CPU/RAM adjustments , hypervisor troubleshooting, and cluster resource planning .
• Troubleshoot VM performance issues ,
  host failures , and fiber channel storage path failures .
• Administer snapshots, image backups, disaster recovery , and Linux-based VMware ESXi/AHV/Azure/AWS environments .
• Manage proactive health checks , including datastore capacity thresholds, CPU/memory utilization, and host availability.
• Use Service Now for incident resolution, request fulfillment, and system documentation.
• Troubleshoot and resolve server, application, and storage issues in both on-premises and cloud-based Linux environments .
• Work with cross-functional teams to resolve critical IT infrastructure challenges
  .

• 5+ years of Linux server administration experience (preferably Red Hat Enterprise Linux ).
• Ability to lift up to 40 lbs and work after hours/weekends as needed .
• Capable of travel to NGC facilities as needed.

• Experience with NAS storage administration (preferably Net App ONTAP 8.x or higher, CDOT).
• Strong understanding of RAID configurations and enterprise storage concepts .
• Experience with Red Hat Satellite Server (v5 & v6) configuration and usage .
• Security hardening experience, including RMF compliance and STIG implementations .
• Hands-on expertise with VMware ESXi (6.x or higher) .