Summary
Overview
Work History
Education
Skills
Certification
Technical Tools
Timeline
Generic

Vezi Isike

Richmond,TX

Summary

Highly skilled Senior Database Administrator with expertise in managing complex database systems. Proven capability to design, implement and maintain efficient databases, with focus on data security and integrity. Demonstrated strong problem-solving skills, strategic thinking and team leadership abilities. Made significant contributions in previous roles by improving processes and enhancing system performance.

Overview

9
9
years of professional experience
1
1
Certification

Work History

Senior Database Administrator

Qapabli
Austin, TX
10.2021 - Current
  • Configured SQL Server backups using Commvault backup solutions for 4+ TB databases in on-premises and Azure environments, ensuring 99.9% recoverability.
  • Set up transactional replication from on-premises SQL Server to Azure SQL Database for real-time analytics and reduced load on production systems.
  • Audited and disabled high-risk features like `xp_cmdshell`, removed orphaned logins, enforced TLS 1.2+, and integrated SQL logging into SIEM for proactive threat detection.
  • Developed and maintained complex stored procedures, functions, and triggers to streamline business logic and enhance data integrity.
  • Led upgrades from SQL Server 2005, 2008, 2017, 2019, and 2022, and led projects to decommission legacy SQL Server instances.
  • Trained junior DBA team members on best practices related to database administration.
  • Participated in an on-call rotation to support production databases, ensuring 24/7 reliability and performance.
  • Implemented change management processes to ensure smooth transition between different stages of development life cycle.
  • Analyzed query execution plans to identify potential areas for improvement or optimization.

SQL Database Administrator

Memorial Hermann | Majority Group
Houston, TX
09.2018 - 10.2021
  • Installed and configured 20+ SQL Server instances and managed 80 production databases (including VLDBs) across on-premises and cloud environments.
  • Managed a (10+ TB) SQL Server environment (on-premises and Azure Managed instance), supporting EMR, billing, and BI systems, with 99.99% uptime
  • Led the cloud migration of legacy SQL Server workloads to Azure SQL Managed Instance, resulting in a 30% cost reduction and improved disaster recovery.
  • Designed and implemented AlwaysOn AG and AOFC across multiple regions for business-critical patient applications.
  • Collaborated with InfoSec to deploy TDE, SQL Auditing, and Data Classification, aligned with HIPAA and HITRUST frameworks.
  • Worked closely with developers to design and optimize database and data warehouse architectures, selecting the right schemas and normalization strategies to align with business requirements.
  • Tuned slow-running queries and redesigned indexing strategies, improving report generation by 40%.
  • Built PowerShell automation scripts for backup verification, orphaned user clean-up, and monitoring alerts.
  • Assisted in designing Power BI dashboards for executive-level reporting on database performance and SLA compliance.
  • Used SSAS cubes to streamline analytics workflows, improving report generation speed.
  • Deployed SSIS packages for data integration and reporting, enhancing business insights.
  • Applied patches and upgrades on a regular basis in order to keep the databases secure and up-to-date with the latest versions of software tools.
  • Collaborated with stakeholders to gather business requirements for enhancements and change requests.

Junior Database Administrator

Amtrek
Houston, TX
09.2016 - 09.2018
  • Took ownership of daily health checks across multiple SQL Server instances (2012–2017), proactively addressing job failures, disk pressure, and blocked sessions.
  • Monitored and maintained SQL Server Agent jobs, including nightly full backups, hourly transaction log backups, and ETL imports.
  • Validated backup integrity with regular test restores to QA environments, using both T-SQL and SSMS GUI, achieving a 100% restore success rate during disaster recovery tests.
  • Worked closely with developers to troubleshoot slow queries using execution plans, Query Store, and DMVs; helped optimize a stored procedure that cut runtime from 15 minutes to under 2 minutes.
  • Managed SQL Server logins, AD-integrated roles, and database permissions; implemented a least privilege model that passed internal audit checks.
  • Monitored disk space across 5+ production servers, and led cleanup efforts that freed up over 200 GB by archiving logs and rotating backup folders.
  • Scheduled index maintenance routines using custom scripts, reducing fragmentation, and improving query performance by approximately 20%.
  • Regularly dug into SQL Server logs and Windows Event Viewer, tracking down root causes for errors, like auto-growth events and failed logins.
  • Supported Dev and QA teams with ad hoc database restores, data masking for testing, and provisioning isolated DB copies for load testing scenarios.
  • Assisted with deployment nights, ran release scripts, validated schema updates, and rolled back changes when needed, with minimal downtime.
  • Responded to helpdesk tickets for SQL issues, including login failures, job errors, and connection timeouts, which were resolved mostly within SLA, often ahead of time.
  • Created internal documentation for backup/restore procedures, environment mapping, and server naming conventions.
  • Automated repetitive tasks using PowerShell, such as disk space reports and job status emails, reduced manual checks by 50%.
  • Actively participated in daily stand-ups with cross-functional teams, providing database insights and progress updates on ongoing DB-related tasks and projects.

Education

Bachelor of Science - Economics

Madonna University
Anambra, NG
07-2011

Skills

  • RDBMS design
  • Cloud Technologies (Azure, AWS)
  • Cross-platform database support
  • Microsoft SQL Server Management
  • SQL Server database administration
  • High Availability (Always On, Log Shipping)
  • Backup and recovery strategies
  • Database security management
  • Regulatory compliance (GDPR, HIPAA, PHI)
  • Database Maintenance
  • Database migration and upgrade
  • Performance tuning and optimization
  • Database troubleshooting and root cause analysis
  • Automation and scripting
  • Database monitoring
  • Analytics and Reporting services
  • Database version control
  • Project management (SDLC, Agile methodology)
  • Cost optimization and licensing
  • Document
  • Systems administration
  • Team collaboration
  • Mentorship
  • Cross-functional leadership
  • Time management
  • Critical thinker
  • Problem solving
  • Exceptional interpersonal and communication skills

Certification

  • CompTia Security+

Technical Tools

  • Third Party Backup Tools: Commvault, Rubrikk, Ola Hallegrene
  • Reporting and Analytic Tools: PowerBI, SSRS, SSAS, Azure Synapse
  • Ticketing Tools: ServiceNow, Remedy
  • Programming Languages: HTML, CSS, Python (Beginner)
  • Performance Tuning & Diagnostics: Dynamic Management Views (DMVs), Query Store, Execution Plans, Extended Events, Performance Monitor (PerfMon), Database Tuning Advisor, Query Performance Insight (Azure), SP_Who is active
  • Monitoring & Alerting: Azure Monitor + Log Analytics, SQL Alerts, SQL Insights (Azure)
  • 3rd-party monitoring tools: SolarWinds DPA, Spotlight, Regdate, Idera.

Timeline

Senior Database Administrator

Qapabli
10.2021 - Current

SQL Database Administrator

Memorial Hermann | Majority Group
09.2018 - 10.2021

Junior Database Administrator

Amtrek
09.2016 - 09.2018

Bachelor of Science - Economics

Madonna University

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