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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Oracle Database Administrator - **Company:** Mars - **Location:** Dallas, TX, United States - **Experience:** Expert - **Salary:** $145,600.0 - $156,000.0 - **Contract:** Temporary contract - **Skills:** Amazon Web Services, Automation of Tests, Microsoft Azure, Bash Shell, Unix, Cloud Database, Databases, Continuous Integration, Data Recovery, Database Security, Oracle Data Guard, DevOps, Disaster Recovery, Memory Management, Oracle Databases, Oracle (Applications), Oracle Rac, Performance Tuning, Query Optimization, Recovery Manager (RMAN), PL-SQL, SQL Databases, Enterprise Data Management, Cloud Platform System, Oracle Enterprise Manager, System Availability, Database Performance, Indexer, Database Migration, Infrastructure Automation Frameworks, Information Technology, Oracle Cloud Infrastructure, Sql Tuning, User Accounts - **Published:** August 24, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=6909ecad381c6f6c ## About the Role The candidate must possess an Active Security Clearance and be a US Citizen., * 15+ years of Oracle Database Administration experience. * Strong hands-on expertise with Oracle Database 12c/18c/19c/21c or equivalent enterprise Oracle environments. * Strong knowledge of Unix/Linux operating systems. * Experience with Shell/Bash scripting and database automation. * Strong understanding of database architecture, storage, memory management, and networking. * Experience supporting high-volume, highly available, mission-critical databases. * Strong troubleshooting and problem-solving skills. * Excellent communication and documentation skills. * Ability to work independently and collaborate with cross-functional technical teams., * Experience working in Federal/Government or highly regulated environments. * Experience with Active Security Clearance requirements. * Experience with cloud database platforms such as Oracle Cloud Infrastructure (OCI), AWS, or Azure. * Experience with Oracle database migrations to cloud environments. * Knowledge of GoldenGate, replication, and enterprise data integration technologies. * Experience with DevOps, CI/CD, infrastructure automation, and database automation tools. * A Bachelor's degree in Computer Science, Information Technology, or a related field is preferred. Extensive experience with: * Oracle RAC * Oracle Data Guard * Oracle ASM * RMAN * Oracle Enterprise Manager (OEM) * SQL & PL/SQL * Performance Tuning * Backup & Recovery * Database Security ## Description We are seeking a highly experienced Senior Oracle DBA Consultant with 15+ years of hands-on experience in Oracle database administration, architecture, performance tuning, high availability, disaster recovery, and enterprise database management. The ideal candidate will have extensive experience supporting large-scale, mission-critical Oracle environments and working within secure/government environments., * Design, implement, administer, and maintain large-scale Oracle databases across development, test, staging, and production environments. * Perform Oracle database installation, configuration, upgrades, patching, migration, and maintenance. * Monitor database performance, availability, capacity, and overall health. * Perform advanced Oracle Performance Tuning, SQL tuning, indexing, query optimization, and database troubleshooting. * Configure and manage Oracle RAC, Data Guard, ASM, and other high-availability technologies. * Develop and maintain Backup & Recovery strategies using RMAN and related Oracle technologies. * Implement and support Disaster Recovery (DR) and Business Continuity solutions. * Troubleshoot complex database performance, connectivity, replication, and production issues. * Perform database migrations, upgrades, consolidations, and environment refreshes. * Develop automation scripts using Shell/Unix scripting, SQL, and PL/SQL. * Manage database security, user accounts, roles, privileges, auditing, and access controls. * Work closely with application, infrastructure, security, development, and DevOps teams to resolve database-related issues. * Support database releases, deployments, change management, and production implementations. * Establish and maintain database standards, documentation, operational procedures, and technical runbooks. * Participate in on-call and production support activities as required. * Ensure database environments comply with applicable security, compliance, and government standards. ## Related Videos - [Hacking MSSQL on Cloud. 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