Senior Oracle E-Business Suite; EBS) Apps DBA

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.

• 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

• 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 Web Logic Server administration
• Monitoring with Oracle Enterprise Manager

• 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 Dev Sec Ops  pipelines such as Jenkins, Bitbucket, Ansible
• Experience with Infrastructure as Code (Terraform)
• Experience working with distributed or government contractor teams

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.

Eligible full-time employees receive a comprehensive benefits package, including medical, dental, vision, life…