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Yao AmegnranYA
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Yao Amegnran

@yaoamegran

I’m a senior database administrator delivering secure, high-availability Oracle, PostgreSQL, and SQL Server platforms.

United States
Message

What I'm looking for

I’m looking for a team where I can own secure, high-availability database platforms end to end—tuning performance, automating operations, and enforcing NIST-aligned controls across hybrid and cloud environments.

I’m an accomplished Database Administrator with 8+ years of expertise managing and optimizing mission-critical Oracle, PostgreSQL, and Microsoft SQL Server environments. I deliver high-availability, secure, and scalable database solutions across on-premises, cloud (AWS, Azure, Oracle Cloud), and data warehouse (Snowflake) platforms, with a strong focus on operational reliability and measurable performance.

I lead end-to-end DBA work—installations, configuration, upgrades, patch management, performance tuning, and backup and recovery using tools like RMAN and Data Pump—while implementing security hardening aligned to FISMA and NIST 800-53 controls. I’ve engineered high-availability architectures (Oracle RAC, Data Guard, GoldenGate, PostgreSQL Streaming Replication) and modernized systems through cloud migrations and automation with SQL, PL/SQL, PowerShell, and UNIX scripting, earning an active Public Trust Clearance and cybersecurity-focused certifications (including AWS Solutions Architect, Oracle OCP, Security+ and CySA+).

Experience

Work history, roles, and key accomplishments

ME
Current

Database Administrator

Merkle

Feb 2025 - Present (1 year 3 months)

Architect and administer enterprise Microsoft SQL Server (2016–2022) environments supporting high-volume marketing analytics, ensuring 99.9%+ availability and strong query performance. Designed automated backup/restore and DR strategies to reduce RTO/RPO gaps, and led tuning by optimizing indexing and resolving blocking/deadlock issues.

AL

Database Administrator

Akima Systems Intelligence, LLC

Sep 2023 - Jan 2025 (1 year 4 months)

Engineered secure, high-performance database environments on Linux using RMAN backup/recovery patterns and supported on-prem to AWS/Azure migrations aligned to NIST 800-53 controls. Administered Snowflake (RBAC, virtual warehouses, health monitoring) and delivered performance tuning using AWR/ADDM/Statspack alongside rigorous patch management with CPU/PSU using OPatch.

CS

Database Administrator

CSX

Jan 2018 - Sep 2023 (5 years 8 months)

Executed backup and disaster recovery using RMAN, Data Pump, and Veritas NetBackup to improve RPO/RTO, and maintained high-availability using Oracle RAC and PostgreSQL master-slave replication for 24/7 uptime. Managed monitoring and tuning through OEM and performance tools (AWR/ADDM/EXPLAIN PLAN), while administering Oracle Cloud/AWS RDS and supporting SQL Server upgrades and maintenance.

Education

Degrees, certifications, and relevant coursework

Montgomery College - Takoma Park logoMP

Montgomery College - Takoma Park

Associate of Applied Science, Cyber Security

Completed an Associate of Applied Science in Cyber Security at Montgomery College (Takoma Park Campus).

BC

BCR Cyber

SOC Operations Analyst Trainee, Cybersecurity (SOC Operations Analyst)

2025 - 2026

Activities and societies: Hands-on SOC training; Splunk Enterprise SIEM/log monitoring; pfSense firewall attack/defense exercises; foundational Active Directory and incident response concepts.

Completed SOC Operations Analyst Trainee training focused on Linux hardening, network defense, and incident response aligned to NIST best practices. Practiced alert triage and incident documentation using Splunk in a simulated SOC environment.

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