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Diné Development Corporation (DDC) – Source is seeking a Senior Oracle E-Business Suite (EBS) Apps DBA to support a mission-critical U.S. Air Force program modernizing enterprise maintenance and logistics systems. This role supports the Maintenance, Repair & Overhaul Initiative (MROi) and focuses on managing large-scale Oracle EBS R12.2 environments across on-premise infrastructure and Oracle Cloud Infrastructure (OCI), Exadata Cloud Services, and Cloud One. The Senior Apps DBA will work closely with government stakeholders, system integrators, and engineering teams to ensure secure, high-performance Oracle ERP systems supporting Air Force operations worldwide. This position is ideal for cleared professionals who want to work on high-impact national defense systems while leveraging modern Oracle cloud technologies.
Responsibilities :
Install, configure, clone, and maintain Oracle E-Business Suite R12.2 environments
Manage ADOP patching cycles, upgrades, and system maintenance
Perform environment provisioning and cloning across development, test, training, and production
Administer user provisioning, roles, and responsibilities
Support application monitoring, troubleshooting, and system optimization
Manage Oracle Database 12c / 19c environments
Implement backup, recovery, and disaster recovery strategies
Support Oracle RAC, ASM, RMAN, and Data Guard architectures
Monitor database performance and perform tuning as needed
Support Oracle ERP deployments across OCI, Cloud One, Exadata Cloud Services, and DISA environments
Assist with cloud migration, hybrid architecture integration, and infrastructure automation
Ensure systems meet DoD security requirements and STIG compliance
Analyze query execution plans and optimize database performance
Identify application performance bottlenecks
Conduct performance testing and system benchmarking
Support capacity planning and load balancing
Work closely with the MRO Program Office (PMO) and system implementers
Provide technical expertise on architecture and scalability decisions
Interface with Oracle Support and other stakeholders to resolve issues
Mentor junior DBAs and contribute to operational best practices
Procedure and system documentation creation, maintenance, and review
Performs other related duties as assigned
Qualifications
Active Secret Clearance . U.S. Citizenship required
IAT Level II Certification (Security+ CE, CASP+ CE, CISSP, or equivalent)
5–7+ years supporting Oracle E‑Business Suite R12.2
Experience with large enterprise Oracle environments
Oracle EBS installation, cloning, patching, and upgrades
ADOP online patching cycles
Oracle Database 12c / 19c administration
Oracle RAC, RMAN, ASM
Linux or Solaris system administration
Oracle WebLogic Server administration
Monitoring with Oracle Enterprise Manager
Preferred Qualifications
Experience supporting Department of War programs
Bachelor’s degree in Information Technology, Computer Science, or related field
Oracle Cloud Infrastructure (OCI) certification
Oracle E‑Business Suite certification
Experience with Oracle Exadata infrastructure
Knowledge of Oracle Fusion Middleware technologies (SOA, IAM, APEX, OEM)
Experience with DevSecOps pipelines such as Jenkins, Bitbucket, Ansible
Experience with Infrastructure as Code (Terraform)
Experience working with distributed or government contractor teams
About Us
Diné Development Corporation (DDC) is a Navajo Nation–owned family of companies that provides government agencies and commercial organizations with high-quality IT, professional, environmental, and research and development services. DDC is dedicated to empowering the Navajo Nation and the communities we serve.
Benefits
Eligible full-time employees receive a comprehensive benefits package, including medical, dental, vision, life and disability coverage, retirement savings with company match, and paid time off. Additional benefits include voluntary supplemental benefits, access to an employee assistance program, and educational assistance with tuition reimbursement.
Equal Opportunity & Compliance Statement
This contractor and subcontractor shall abide by the requirements of 41 CFR 60-1.4(a), 60-300.5(a), and 60-741.5(a). These regulations prohibit discrimination against qualified individuals based on their status as protected veterans or individuals with disabilities, and prohibit discrimination against all individuals based on their race, color, religion, sex, sexual orientation, gender identity, national origin, or for inquiring about, discussing, or disclosing information about compensation, or any other basis prohibited by law.
We participate in E-Verify.
DDC is committed to providing equal employment opportunities to all applicants and employees. If you require a reasonable accommodation to participate in the application or interview process, please contact Recruiting for assistance
