Abongwa Waindim

SQL Server Database Administrator with 10 years of progressive experience managing mission-critical production environments across healthcare, higher education, manufacturing, and financial services. Proven track record designing Always On Availability Group architectures that deliver 99.99% uptime, leading HIPAA-compliant encryption and security programs, and automating operations that cut manual workload by 60%.

Microsoft Certified Azure Database Administrator

Associate with hands-on Azure SQL migration experience. Known for translating complex database issues into measurable business outcomes: reduced downtime, faster reporting, and audit-ready compliance.

Database Administrator at Ohio State University Wexner Medical Center (2023-07 – Present)

Directed SQL Server administration for mission-critical clinical and patient-care applications in a HIPAA-regulated healthcare environment, ensuring continuous data availability for hospital operations.

• Designed and configured Always On Availability Groups across production and disaster recovery data centers, achieving 99.99% uptime for critical hospital systems.
• Drove proactive performance tuning and query optimization using Extended Events, SQL Sentry, and Query Store, resolving bottlenecks before they impacted clinical users.
• Implemented database encryption and data-masking controls (TDE, Always Encrypted, DDM) across HIPAA-regulated systems, safeguarding protected health information and satisfying compliance audits.
• Migrated databases across SAN storage while automating registry updates and validation with PowerShell, eliminating manual errors during cutover.
• Configured snapshot and transactional replication to a dedicated reporting environment, enabling near real-time analytics without degrading production performance.
• Led service pack and cumulative update rollouts for critical applications, delivering zero unplanned downtime across releases.
• Provided 24x7 on-call support for high-availability systems, consistently meeting response-time SLAs for critical and partial system failures.
• Authored HA architecture, patching, and maintenance documentation, shortening onboarding time for new team members and standardizing incident response.

SQL Server Database Administrator / SQL Developer at Redbridge Debt and Treasury Advisory (2023-01 – 2023-06)

• Automated deployment processes using Dynamic SQL and T-SQL scripting, cutting repetitive manual deployment tasks by 60% and reducing human error.
• Assessed Azure SQL migration readiness using Microsoft's Database Migration Assistant (DMA), flagging compatibility issues ahead of a planned cloud migration.
• Built stored procedures, triggers, and SSIS/T-SQL packages supporting enterprise reporting, improving data accuracy for business stakeholders.
• Implemented automated integrity checks, index maintenance, and statistics-update jobs, maintaining database health with minimal manual intervention.
• Led a SQL Server upgrade from 2016 to 2019, including cumulative update rollouts, completed with minimal downtime.
• Diagnosed and resolved performance bottlenecks using Activity Monitor, SQL Profiler, and Task Manager, restoring system responsiveness for end users.

Database Administrator / System Tech IV at University of Houston – Clear Lake (2022-01 – 2022-12)

• Administered SQL Server environments supporting academic operations, configuring backups, scheduled jobs, and automated health checks to protect data availability for students and staff.
• Resolved technical incidents across software, network, and system configurations, minimizing disruption during peak academic periods such as registration.
• Performed routine patching and Windows Server administration across enterprise infrastructure, maintaining system security and uptime.
• Analyzed SQL workload performance and recommended hardware upgrades, improving system responsiveness during high-demand periods.
• Implemented security best practices for academic databases, strengthening access controls and reducing risk exposure.

SQL Server Database Administrator at CAMTEL (Cameroon Telecommunications) (2015-04 – 2021-12)

Managed SQL Server 2008–2016 environments supporting financial and logistics operations, ensuring data availability and integrity for business-critical systems.

• Designed and implemented HA/DR strategies (failover clustering, log shipping, Always On Availability Groups), improving system resilience and reducing recovery time during outages.
• Led migration of SQL Server 2012 databases to SQL Server 2016 with minimal downtime, modernizing infrastructure and improving performance.
• Built comprehensive backup and disaster recovery plans and documented Availability Group setup procedures, strengthening organizational recovery readiness.
• Created and maintained databases, logins, roles, and permissions, enforcing least-privilege access and improving overall database security posture.
• Migrated databases across SAN storage while automating registry updates and validation with PowerShell, eliminating manual errors during cutover.
• Configured snapshot and transactional replication to a dedicated reporting environment, enabling near real-time analytics without degrading production performance.
• Led service pack and cumulative update rollouts for critical applications, delivering zero unplanned downtime across releases.
• Provided 24x7 on-call support for high-availability systems, consistently meeting response-time SLAs for critical and partial system failures.
• Authored HA architecture, patching, and maintenance documentation, shortening onboarding time for new team members and standardizing incident response.
• Automated database maintenance (index rebuild/reorganization, DBCC checks, statistics updates) via SQL Agent Jobs, improving query performance and reducing manual DBA workload.
• Configured Database Mail for proactive server and database alerting, enabling faster incident response.
• Planned and deployed monthly Windows and SQL Server patches across the environment, maintaining security compliance with zero critical incidents.

Master of Science in Information Systems – University of Houston, Clear Lake

Bachelor of Science in Accounting – University of Buea