Database Administrator V

The Senior Database Administrator (Sr. DBA) provides enterprise‑level database engineering and sustainment for the client system.

This role is responsible for DB2 database lifecycle management, including schema design, performance tuning, resilience engineering, backup/recovery operations, and ensuring data integrity across all environments.

The Sr. DBA collaborates with infrastructure, middleware, and cybersecurity teams to maintain reliable system performance, support cross‑stack integration, and uphold mission‑critical availability requirements.

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.

When you do business with us, you gain efficient and cost‑effective solutions that help safeguard the environment, protect and secure key assets, and connect resources to needs. We are proud to support the economic development of the Chickasaw Nation and to contribute to the tribal mission of enhancing the overall quality of life of the Chickasaw people.

A portion of our profits is used to support Chickasaw citizens through a multitude of programs and services such as education, health care, nutrition services, housing programs, legal services, elder and child care and community support programs. Successful economic development is an integral part of the Chickasaw Nation’s operations.

• (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
• 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 Secret level. Must support Air Force cybersecurity directives, including IAVA, TCNO, NOTAM implementation and verification.

• Perform full lifecycle database engineering for DB2 environments, including schema design, indexing strategy, tuning, and query optimization to ensure system performance and scalability.
• Administer database backup, restore, and recovery operations, ensuring secure and resilient data availability.
• Maintain and validate database configuration baselines, ensuring alignment with approved engineering changes and Air Force sustainment directives.
• Ensure data integrity and consistency across development, test, and production environments.
• Support cross‑stack integration between DB2, Web Sphere middleware, and underlying infrastructure components.
• Collaborate with system administrators and software engineers to troubleshoot and resolve database‑related issues affecting application performance.
• Develop and maintain database documentation, including architecture diagrams, configuration records, and sustainment procedures.
• Participate in engineering reviews, patch validation events, and readiness assessments to ensure database components meet required performance and security expectations.

Bachelor’s degree or equivalent experience of twelve (12+) years related experience.

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…