Sr. Oracle DBA
Wisemen Global
About the Job About the Job:
- Must be a U.S. Citizen.
- Must be able to pass Minimum Background Investigation (MBI) / Medium-Risk federal agency security clearance.
- Location: Hybrid work environment / 80% Remote - Candidate must live within 2 hours of a government facility.
- Install, configure, upgrade, and maintain PostgreSQL and Oracle database environments across development, test, staging, and production systems.
- Manage database instances, schemas, users, and storage structures to ensure optimal performance and reliability.
- Monitor and tune database performance, identify bottlenecks, and implement solutions to improve throughput and response times.
- Design and manage high-availability and disaster recovery solutions, including replication, clustering, Data Guard, streaming replication, and failover strategies.
- Implement and manage robust backup, recovery, and retention policies using tools such as RMAN (Oracle) and pgBackRest or similar solutions (PostgreSQL).
- Conduct regular disaster recovery tests and document procedures.
- Implement database security policies, manage access controls, and ensure compliance with organizational and regulatory standards.
- Apply patches, perform vulnerability assessments, and support audits by providing required database evidence and documentation.
- Collaborate with developers, architects, and application teams to design efficient database schemas, queries, indexes, and stored procedures.
- Design and implement robust data warehouse solutions, leveraging best practices for schema design, partitioning, and optimized query performance.
- Conduct code reviews, performance tuning, and query optimization to improve application performance.
- Automate administrative tasks using scripting languages (e.g., Bash, Python) and infrastructure-as-code tools.
- Implement and maintain database monitoring and alerting solutions to proactively identify and resolve issues.
- Provide advanced troubleshooting and root cause analysis for database incidents, including performance degradation and outages.
- Participate in 24/7 on-call support rotation and planned maintenance activities.
- Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience).
- 7+ years of hands-on experience as a production DBA supporting large-scale PostgreSQL and Oracle environments.
- Strong experience with database installation, configuration, patching, backup/recovery, and performance tuning.
- Expertise with replication, clustering, high availability, and disaster recovery solutions.
- Strong skills in SQL and PL/pgSQL/PL/SQL, query optimization, and indexing strategies.
- MySQL, PostgreSQL, SQL ServerMongoDB, or Oracle Database Engineering.
- Proficiency with database monitoring and automation tools (e.g., Oracle Enterprise Manager.
- Strong scripting skills (e.g., Bash, Python) for automation and operational tasks.
- Collaborate with cross-functional teams to develop ETL pipelines, data governance strategies, and reporting solutions within the OCI ecosystem.
- Monitor, tune, and troubleshoot environments, proactively identifying and resolving potential issues to maintain high system health.
- Document configurations, procedures, and best practices for ADB management, security policies, and migration strategies.
- Familiarity with multiple RDMS products in addition to Oracle's on premise and cloud services to include:
- Install and use Oracle Enterprise Manager to monitor, manage, and optimize Autonomous Database (ADB) environments, ensuring comprehensive performance analysis, alerting, and reporting.
- Experience with database migrations, cloud platforms (AWS RDS, Azure Database, Oracle Cloud), or hybrid environments.
- Familiarity with DevOps practices, CI/CD pipelines, and infrastructure-as-code tools (e.g., Ansible, Terraform).
- Certifications such as Oracle Certified Professional (OCP) or PostgreSQL Professional Certification are highly desirable.
- Excellent analytical and problem-solving abilities.
- Strong communication and documentation skills, with the ability to collaborate effectively with cross-functional teams.
- Proven ability to manage multiple priorities in a fast-paced, mission-critical environment.
- Leadership mindset with mentoring capabilities and strategic thinking.
Vacancy posted 3 days ago
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