Senior Systems Admin – Windows/Linux, Virtualization

Chickasaw Nation Industries, Inc. seeks a Systems Administrator IV to deliver mid-level infrastructure and systems administration support for client systems, including Windows/Linux administration and virtualization operations.

You will maintain baselines, validate patches, manage accounts, and troubleshoot to sustain mission-critical FM systems. The role requires DoD 8140 WRC 722 intermediate-level certifications and the ability to access classified information at the Secret level.