Systems Administrator – Operational Technology (OT) Infrastructure

Optomi, in partnership with a leading organization, is looking for a Systems Administrator – Operational Technology (OT) Infrastructure for a 6-month contract opportunity in Moncks Corner, SC.

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This hybrid role focuses on supporting critical OT infrastructure in a mission-critical energy environment, with an emphasis on Windows Server, Red Hat Enterprise Linux (RHEL), infrastructure troubleshooting, and maintaining secure, reliable server systems.
What the right candidate will enjoy:Supporting critical infrastructure in a mission-critical energy environment.Contributing to high-priority technical projects and daily operations.Troubleshooting complex systems while collaborating with an established technical team.Working across server administration, networking, backup, and security platforms.
What type of experience does the right candidate have:Experience administering Microsoft Windows Server and Red Hat Enterprise Linux (RHEL).Strong understanding of enterprise networking and infrastructure troubleshooting.Experience with enterprise backup, endpoint protection, and security monitoring platforms.Familiarity with Active Directory, operating system patching, and application updates.Strong analytical, troubleshooting, written, and verbal communication skills.Ability to work independently while collaborating effectively with a technical team.Experience supporting NERC CIP-regulated environments is a plus.
What are the responsibilities of the right candidate:Administer and support Microsoft Windows Server and Red Hat Enterprise Linux (RHEL) systems.Evaluate, test, and deploy operating system and application patches.Troubleshoot Active Directory, server, application, and infrastructure issues.Support security and infrastructure platforms, including Symantec Endpoint Protection, Veeam Backup & Replication, and Tripwire.Develop, configure, and deploy PRTG Network Monitoring System.Assist with plant switch configuration, enterprise networking, and system monitoring.Support critical OT initiatives, infrastructure improvements, and daily operational needs.Participate in a rotating 24x7x365 on-call support schedule.
Team Overview:The OT Infrastructure team supports critical technology initiatives and mission-critical environments within the energy sector. xzbcwsv The team is seeking a self-sufficient Systems Administrator who can integrate into an established group and independently support complex Windows and Linux server environments.