Senior Systems Administrator – Windows, Linux & Virtualization

Chickasaw Nation Industries, Inc.; Northern (KY); Hybrid; USD 95,000 - 135,000; Full time

Benefits offered by this job

Medical Dental Vision

401(k) Immediate Vesting

Paid Time Off

Professional Development

Legal Aid

Job summary

Chickasaw Nation Industries, Inc. is seeking a Systems Administrator IV to provide mid‑level infrastructure support for client systems, including Windows and Linux administration, with virtualization operations and baseline configuration maintenance.

You will patch, monitor, and troubleshoot to sustain mission‑critical FM systems. This role works under senior technical direction to ensure configuration integrity, system availability, and compliance with sustainment and cybersecurity directives.

Qualifications

• Bachelor's degree and 9+ years of relevant experience, or equivalent mix.
• Experience administering Windows and Linux systems in mission-critical environments.
• DoD 8140 or equivalent security certifications desired; active clearance not required.

Responsibilities

• Perform routine Windows and Linux systems administration, including system configuration, patch application, monitoring, and troubleshooting.
• Support virtualization environments (e.g., Nutanix) by assisting with VM provisioning, configuration, and performance checks.
• Maintain system configuration baselines, ensuring updates are properly documented and aligned with approved engineering changes.
• Implement and assist in validating patch engineering requirements associated with IAVA, TCNO, and NOTAM directives.
• Provide entry level diagnostic support, contribute to root cause investigations, and elevate complex issues to senior engineers.
• Assist in maintaining test and development environments, supporting patch testing, configuration control, and test data accuracy.
• Support service account management, directory services configuration, and routine system administration tasks.
• Maintain accurate system documentation, configuration records, and sustainment artifacts in accordance with PWS configuration management expectations.

Skills

Windows administration

Linux administration

Nutanix virtualization

Patch management

Account management

Troubleshooting

Documentation

Education

Bachelor's degree

Tools

Nutanix

Job description

Chickasaw Nation Industries, Inc. is seeking a Systems Administrator IV to provide mid‑level infrastructure support for client systems, including Windows and Linux administration, with virtualization operations and baseline configuration maintenance.

You will patch, monitor, and troubleshoot to sustain mission‑critical FM systems. This role works under senior technical direction to ensure configuration integrity, system availability, and compliance with sustainment and cybersecurity directives.