IT Systems Administrator

Please note, that this position is contingent upon the award or funding. The essential duties, experience, education requirements, and salary are subject to change.*

Please note, that this position is contingent upon the award or funding. The essential duties, experience, education requirements, and salary are subject to change.*

The IT Systems Administrator is responsible for the administration, maintenance, and support of enterprise information systems and infrastructure. This role ensures system reliability, security, and performance through effective configuration, monitoring, troubleshooting, and implementation of technical solutions. The Senior IT Systems Administrator collaborates with technical teams to support daily operations, resolve complex issues, maintain system compliance, and ensure the availability and integrity of IT services.

Chickasaw Nation Industries, Inc. serves as a holding company with multiple subsidiaries engaged in several lines of business (Business Services, Health, Infrastructure and Engineering, Mission Optimization, Technology and Transportation) for the federal government and commercial enterprises. A portion of our profits is used to support Chickasaw citizens. We are proud to support the economic development and long-term viability of the Chickasaw Nation and its people.

CNI offers premium benefits eligible on the first day of hire to full-time employees; (Medical
- Dental
- Vision), Company Life Insurance, Short-term and Long-term Disability Insurance, 401(K) Immediate Vesting, Professional Development Assistance, Legal Aid Assistance Program, Family Planning / Fertility Assistance, Personal Time Off, and Observance of Federal Holidays.

As a federal contractor, CNI is a drug-free workplace and adheres to the Federal Controlled Substance Act.

The ability to obtain, maintain and access classified information at the Top Secret level.

CompTIA Security+ certification is required and must be maintained throughout the duration of employment.

Proven hands-on skills in network and system administration, troubleshooting, and customer support within a secure environment.

• Essential Duties and responsibilities include the following. Other duties may be assigned.
• System & Network Administration:
  Perform daily system administration tasks on Windows and/or Linux servers, including user account management, patching, and applying Security Technical Implementation Guides (STIGs). Manage and troubleshoot network infrastructure devices (switches, routers, firewalls).
• Tier 1/2 User Support:
  Provide direct support to end-users for technical issues, including VTC setup and troubleshooting, account resets, and software support. Escalate complex issues to senior specialists or external vendors as needed.
• Security Operations:
  Monitor security logs, respond to alerts, and assist with incident response and remediation activities. Ensure systems are backed up and that disaster recovery plans are tested.
• Technical Support:
  Provide skilled technical support across all performance areas as assigned by the Team Lead, adapting to emerging technologies and requirements.

A Bachelor’s degree from an accredited institution in Information Technology, Cybersecurity, Business Management, or a related field; or experience equal to. Minimum 5+ years of relevant IT experience in an enterprise environment.

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of this job. Work is primarily performed in an office/warehouse setting. Regularly required to use hands to finger, handle, or feel.

Regularly required to reach with hands and arms, occasionally above head. Regularly required to twist at the waist, climb and descend stairs while carrying objects. Ability to speak and hear. Frequently required to stand, walk, stoop, kneel, crouch or crawl. Occasionally required to sit and…