Senior Systems Administrator - Windows/Linux & Virtualization

790 IPKeys Technologies, LLC; South Dakota; On-site; USD 90,000 - 110,000; Full time

Benefits offered by this job

Medical Dental Vision

401(k) Immediate Vesting

Paid Time Off

Disability Insurance

Life Insurance

Job summary

Chickasaw Nation Industries, Inc. (CNI) is seeking a Systems Administrator IV to provide mid-level infrastructure support for client systems, including Windows/Linux admin, virtualization, and patch validation.

You will help maintain baselines, document configurations, and comply with sustainment and cybersecurity directives. The role requires DoD 8140 certifications and the ability to obtain Secret level clearance.

Qualifications

• Must be able to obtain, maintain and access classified information at the Secret level.
• DoD 8140 WRC 722 Intermediate level certifications or equivalent (GMON, SecurityX/CASP+, CCISO, CCSP, CGRC/CAP, CISSO, Cloud+, GCSA, GSEC, SSCP).
• Must comply with cybersecurity patch directives (IAVA, TCNO, NOTAM) and sustainment processes.

Responsibilities

• Perform routine Windows and Linux systems administration, including configuration, patching, monitoring, and troubleshooting.
• Support virtualization environments (e.g., Nutanix) via VM provisioning, configuration, and performance checks.
• Maintain system configuration baselines and ensure updates align with engineering changes.
• Validate patch requirements associated with IAVA, TCNO, and NOTAM directives.
• Provide entry-level diagnostic support and escalate complex issues to senior engineers.
• Maintain test/development environments, patch testing, configuration control, and test data accuracy.
• Support service account management and directory services configuration.
• Maintain thorough system documentation and sustainment artifacts per PWS CM expectations.

Skills

Classified information handling

Education

Bachelor's degree or equivalent experience

Tools

Nutanix virtualization

Active Directory

Job description

Chickasaw Nation Industries, Inc. (CNI) is seeking a Systems Administrator IV to provide mid-level infrastructure support for client systems, including Windows/Linux admin, virtualization, and patch validation.

You will help maintain baselines, document configurations, and comply with sustainment and cybersecurity directives. The role requires DoD 8140 certifications and the ability to obtain Secret level clearance.