Oracle Database Administrator (DBA)

Diné Source is seeking an Oracle Database Administrator (DBA) to support our program’s modernization effort. The DBA will be responsible for installation, configuration, maintenance, monitoring, performance tuning, backup and recovery, security hardening, and operational support of mission-critical Oracle database environments. The ideal candidate will possess deep expertise in Oracle Database Administration, Oracle Grid Infrastructure, ASM, security controls, performance tuning, and high-availability architectures supporting federal mission systems. Responsibilities: Install, configure, patch, upgrade, and maintain Oracle Database environments. Administer Oracle Grid Infrastructure, Oracle Restart, and ASM storage environments. Implement Oracle quarterly Release Updates (RU), OJVM patches, and security updates. Monitor database health, availability, performance, and capacity utilization. Perform database performance tuning and SQL optimization activities. Configure and maintain backup and recovery solutions using Oracle RMAN. Develop and test disaster recovery procedures and recovery strategies. Implement Oracle security controls including: Transparent Data Encryption (TDE) Oracle Label Security (OLS) Oracle Database Vault (DV) Unified Auditing Database Roles and Privileges Configure and maintain Oracle networking components including Listeners, TCPS, and Oracle Net Services. Support database deployments across development, test, staging, and production environments. Collaborate with application developers, architects, cybersecurity teams, and system administrators. Support vulnerability remediation and compliance activities including STIG implementation. Develop automation scripts for operational and maintenance tasks. Perform root cause analysis and incident resolution. Maintain operational documentation and standard operating procedures. Perform other related duties as assigned. Required Qualifications: U.S. Citizen with ability to obtain a Secret clearance. Bachelor’s degree in Computer Science, Information Systems, Engineering, or related field. 5+ years of Oracle Database Administration experience. Extensive hands-on experience administering: Oracle Database 19c or newer Oracle Grid Infrastructure Oracle ASM Oracle Linux Strong experience with: RMAN Backup and Recovery Oracle Performance Tuning Oracle Data Pump SQL and PL/SQL Oracle Enterprise Manager (OEM) Experience implementing: Oracle Label Security (OLS) Oracle Database Vault (DV) Oracle Transparent Data Encryption (TDE) Experience applying Oracle Critical Patch Updates and Release Updates. Strong knowledge of Oracle security best practices. Experience supporting production enterprise database environments. Preferred Qualifications: Experience supporting DoD, DFAS, or Federal Government programs. Experience operating within IL5, RMF, NIST 800-53, and DISA STIG environments. Experience with: Oracle RAC Oracle Data Guard Oracle GoldenGate Oracle Exadata Experience supporting Oracle workloads hosted in Azure, OCI, or AWS. Familiarity with Zero Trust Architecture principles. Experience integrating Oracle with Microsoft Entra ID and enterprise identity management solutions. Oracle Certified Professional (OCP) certification preferred. Oracle Certified Master (OCM) highly desired. 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 [email protected]