Dianee Estiva

Result-driven Infrastructure and Database Administrator with over 4 years of experience optimizing, securing, and managing enterprise-level database systems. Proven expertise across multi-platform environments including Oracle, MS SQL Server, and IBM DB2 LUW. Adept at streamlining complex administrative processes, executing high-availability protocols, and managing cross-functional technical incidents in fast-paced global delivery environments.

Systems Engineer at Indra Philippines, Inc. (2025 – 2026)

• Database Administration: Managed and optimized on-premise Oracle and MS SQL Server production databases, ensuring maximum efficiency, high availability, and minimal downtime.
• Incident & Problem Management: Conducted deep-dive technical analysis on database health metrics to proactively identify vulnerabilities, resolve complex incidents, and deliver root-cause solutions via Service Now.
• Data Protection & Recovery: Engineered and executed robust backup and disaster recovery strategies using Oracle RMAN and EMC Networker to guarantee data integrity.
• Lifecycle Management: Spearheaded critical database maintenance lifecycles, including seamless patching, version upgrades, secure migrations, and compliant decommissioning phases.
• Compliance & Security: Deployed precise technical tasks following strict Method of Procedures (MoPs) to align with global regulatory standards and data security frameworks.

Software Engineering Analyst at Accenture, Philippines (2021 – 2025)

• Multi-Platform Administration: Provided comprehensive database administration, performance tuning, and day-to-day operational support for diverse Oracle, IBM DB2 LUW, and MS SQL Server environments.
• Process Optimization: Streamlined routine administrative processes and automated daily health check protocols, reducing manual overhead and improving monitoring visibility.
• Cross-Functional Collaboration: Partnered with global infrastructure teams to support data replication and maintain optimal environment baselines for enterprise client applications.

Bachelor of Science in Electronics and Communications Engineering – New Era University (2016-2021)