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Senior Oracle Database Administrator

Qualient Technology Solutions UK LimitedIpswich, England, United Kingdom

30+ days ago

Job type

Full-time

Job description

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Senior Database Administrator – 3rd Line Production Support

Experience : 9+ years |

Good to have : PostgreSQL, MySQL, NoSQL

Professional Summary

Seasoned and proactive 3rd Line Production DBA with over 9 years of experience in managing mission-critical database environments. Proven expertise in backup and recovery , disaster recovery planning , performance tuning , and high availability solutions across Oracle , PostgreSQL , MySQL , and NoSQL platforms. Adept at supporting large-scale enterprise systems in both on-premise and cloud-based infrastructures . Strong analytical skills, customer-facing experience, and a passion for optimizing database performance and reliability.

Core Competencies

Backup & Recovery : RMAN, logical / physical backups, PITR, snapshot-based backups
Disaster Recovery : Oracle Data Guard, PostgreSQL streaming replication, MySQL replication, cloud-native DR solutions
Performance Tuning : AWR / ASH analysis, SQL tuning, indexing strategies, partitioning, query optimization
High Availability : RAC, GoldenGate, Always-On, replication clusters, failover testing
Security & Compliance : User access control, auditing, encryption, patching
Incident & Change Management : ITIL-aligned processes, RCA, change planning, stakeholder communication

Key Responsibilities

Lead 3rd line support for production databases, ensuring 24x7 availability and rapid incident resolution.

Design and implement disaster recovery strategies and conduct regular DR drills.

Perform root cause analysis for critical incidents and provide long-term fixes.

Optimize database performance through AWR analysis , SQL tuning , and resource monitoring .

Manage database upgrades , patching , and migrations with minimal downtime.

Collaborate with application and infrastructure teams to ensure seamless integration and performance.

Develop and maintain automation scripts for routine DBA tasks and monitoring.

Provide mentorship and technical guidance to junior DBAs and support teams.

Certifications & Training

Oracle Certified Professional (OCP)

AWS Certified Solutions Architect – Associate (preferred)

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Information Technology

Industries

IT Services and IT Consulting

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Database Administrator • Ipswich, England, United Kingdom