Senior Oracle Database Administrator

Job Title: Senior Database Administrator (DBA) / Database Engineer

Location: Sunrise, FL

Hire Type: Contract

Job Description:

Experienced Senior Database Administrator (DBA) / Database Engineer with 10+ years of hands-on experience in database architecture, design, development, administration, and performance optimization across relational and NoSQL database technologies. The ideal candidate will have strong technical expertise in Oracle, PostgreSQL, Couchbase, and Cassandra , with proven experience designing scalable, highly available, secure, and high-performing database solutions for enterprise applications.

Key Responsibilities

• Design, develop, implement, and maintain enterprise database solutions using Oracle, PostgreSQL, Couchbase, and Cassandra.
• Perform database architecture and data modeling activities for relational and NoSQL databases.
• Develop and optimize complex SQL queries, stored procedures, functions, triggers, and database objects.
• Monitor and tune database performance, including query optimization, indexing, execution plans, and resource utilization.
• Design and implement high availability, replication using GoldengGate, backup, recovery, and disaster recovery solutions.
• Support large-scale database migrations, platform upgrades, and modernization initiatives.
• Implement database security, access controls, encryption, auditing, and compliance best practices.
• Troubleshoot complex database issues, production incidents, and performance bottlenecks.
• Collaborate with development teams to establish database design standards, coding best practices, and efficient data access patterns.
• Automate routine database administration, monitoring, deployment, and maintenance activities.
• Support database solutions deployed in on-premises, cloud, and hybrid environments.
• Develop technical documentation, architecture diagrams, operational procedures, and database standards.

Required Qualifications

• 10+ years of professional experience in database design, development, engineering, and administration.
• Strong hands-on experience with Oracle and PostgreSQL , including database architecture, SQL development, performance tuning, and administration.
• Practical experience with Couchbase and Cassandra , including NoSQL data modeling, cluster management, replication, and performance optimization.
• Strong understanding of relational and distributed database architecture, indexing strategies, partitioning, and query optimization.
• Experience implementing database high availability, backup/recovery, disaster recovery, and replication strategies using GoldenGate.
• Proficiency in SQL, PL/SQL, PL/pgSQL, and database scripting.
• Experience diagnosing and resolving complex production database issues.
• Strong knowledge of database security, access management, and data protection.
• Experience working in large-scale enterprise environments with mission-critical applications.
• Excellent analytical, troubleshooting, communication, and cross-functional collaboration skills.