Systems Administrator II
- Location
- Ellsworth AFB, SD
- Work mode
- On-site
- Employment type
- Full-time
About the job
SUMMARY The Systems Administrator II is responsible for managing, configuring, and supporting the client’s IT infrastructure, including servers, networks, and other critical systems.
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.
ESSENTIAL REQUIREMENTS The ability to obtain, maintain and access classified information at the Secret level.
Must possess appropriate level of certifications for this position as required by the contract - IAT Level II
KEY DUTIES AND RESPONSIBILITIES Essential Duties and responsibilities include the following. Other duties may be assigned.
Installs, configures, and maintains computer systems, servers, and network infrastructure.
Troubleshoots and resolve hardware, software, and network issues.
Monitors system performance, identify bottlenecks, and optimize system resources.
Implements and maintains security measures, including firewalls, antivirus software, and user access controls.
Develops and maintains system documentation, including network diagrams, configurations, and procedures.
Collaborates with other IT teams to ensure seamless integration of systems and applications.
Assists in the planning and execution of system upgrades and migrations.
EDUCATION AND EXPERIENCE Bachelor's degree and a minimum of nine (9) years of relevant experience, or equivalent combination of education/experience.
PHYSICAL DEMANDS
EOE including Disability/Vet
CNI offers a comprehensive benefits package that includes:
- Medical
- Dental
- Vision
- 401(k)
- Family Planning/Fertility Assistance
- STD/LTD/Basic Life/AD&D
- Legal-Aid Program
- Employee Assistance Program (EAP)
- Paid Time Off (PTO) – (11) Federal Holidays
- Training and Development Opportunities
Your application submission will be considered for all potential employment opportunities with Chickasaw Nation Industries (CNI).
From 792 Washington Business Dynamics LLC's careers page (Workday), checked 29 Oct 2026.
How to apply
- Select Apply on cni.wd503.myworkdayjobs.com. It opens 792 Washington Business Dynamics LLC's own application form in a new tab, run on Workday.
- Fill in the form and upload your résumé there. Jobiwork never sees your application.
- 792 Washington Business Dynamics LLC will reply to you directly. No real employer asks you for money to apply.
Posted 19 Oct 2026 · checked 29 Oct 2026 · Report this job