Senior Oracle DBA: RAC, Data Guard & High Availability

Ethereum Technologies; Houston (TX); On-site; USD 117,000 - 138,000; Full time

Job summary

Ethereum Technologies is seeking an experienced Oracle Database Administrator in Houston, TX, for a 12-month contract with extension possibilities. The role requires hands-on Oracle DBA expertise, RAC/ASM, Data Guard, RMAN, and strong performance tuning skills to manage enterprise Oracle environments.

The candidate should have 8+ years in Oracle DBA, experience with high availability, disaster recovery, and cloud familiarity (OCI/Exadata) with Linux/Unix scripting.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, Database Administration, or a related field
• Master's degree in Computer Science or Information Systems is preferred
• Relevant certifications such as Oracle Database Administration Professional/Associate or Oracle Cloud Infrastructure certifications are an advantage

Responsibilities

• Install, configure, administer, and maintain Oracle database environments
• Monitor database health, availability, performance, and resource utilization
• Perform database performance tuning and troubleshoot slow-running SQL queries
• Manage Oracle RAC, ASM, and Data Guard configurations to ensure high availability
• Develop and maintain RMAN backup, recovery, and disaster recovery strategies
• Perform database upgrades, patching, migrations, and environment refreshes
• Manage tablespaces, datafiles, storage allocation, and database capacity planning
• Configure and monitor database replication using Oracle GoldenGate
• Implement database security policies, access controls, user permissions, and auditing
• Identify and resolve database failures, blocking sessions, locks, and performance bottlenecks
• Automate routine DBA activities using shell scripting and Oracle utilities
• Collaborate with application developers, infrastructure teams, and data engineers to resolve database-related issues
• Maintain technical documentation, backup procedures, recovery plans, and operational standards

Job description

Ethereum Technologies is seeking an experienced Oracle Database Administrator in Houston, TX, for a 12-month contract with extension possibilities. The role requires hands-on Oracle DBA expertise, RAC/ASM, Data Guard, RMAN, and strong performance tuning skills to manage enterprise Oracle environments.

The candidate should have 8+ years in Oracle DBA, experience with high availability, disaster recovery, and cloud familiarity (OCI/Exadata) with Linux/Unix scripting.