Open To Work
WANDA TODD-COVINGTON
Bowie,MD
Work Preference
Summary
Data Engineer with 18 years of expertise in architecting and optimizing high-availability multi-cloud data infrastructures across AWS, GCP, and Windows environments. Expert in system administration and Snowflake data warehousing, successfully leading a complex migration on AWS that boosted analytics efficiency by 20%. Proven ability to optimize SQL performance by 35% through detailed usage analysis and cost stewardship. Combines technical depth with a commitment to superior customer support, ensuring operational rigor and data quality through proactive monitoring, reliable system maintenance, and stakeholder collaboration.
Overview
17
17
years of professional experience
1
1
Certification
Work History
Database Engineer
KPI Partners
02.2022 - Current
- Drove data accessibility by implementing a robust Fivetran ELT pipeline that successfully centralized data from 30 applications into Snowflake, ensuring 100% data availability for analytics.
- Directed BigQuery access governance, from defining user roles to configuring specific dataset permissions for 5 teams, thereby safeguarding data reliability and ensuring 99.9% compliance with data privacy regulations.
- Spearheaded production-ready dbt, Informatica and Airflow projects through a robust CI/CD pipeline, achieving 100% deployment success rate and fortifying system reliability.
- Optimized intricate SQL queries to power Tableau dashboards, facilitating anomaly detection and delivering actionable insights that increased operational efficiency by 15%.
- Developed a dynamic Tableau dashboard integrated with Snowflake Cortex AI to monitor and visualize AI service utilization, providing stakeholders with real-time insights into model performance, token consumption, and cost metrics.
- Trained a team of 3 Database Engineers, fostering a culture of continuous learning and professional development.
Systems Engineer
Leidos
09.2016 - 02.2020
- Spearheaded large-scale patch management, distribution, and compliance protocols for classified and unclassified Windows networks, ensuring operational excellence for over 3,000 users via SCCM.
- Developed and implemented data analysis methodologies using Google BigQuery, automating key reporting processes and reducing manual effort by 45%.
- Developed and optimized ETL processes to consolidate data from five disparate sources into a centralized SQL data warehouse, resulting in a 20% increase in reporting efficiency.
- Orchestrated a successful database upgrade project that supported an increase in research data capacity by 100%.
Server Administrator
ActioNet
05.2015 - 09.2016
- Assessed and piloted cutting-edge IT platforms and software within the PREP environment, facilitating the modernization of the Army's technology infrastructure and improving operational readiness.
- Developed and optimized ETL workflows using Fivetran that reduced data loading times by 25%.
- Engineered and deployed a new data backup and recovery system, resulting in 99.9% system availability and safeguarding against potential data loss scenarios.
Systems Engineer
The Judge Group
09.2014 - 03.2015
- Designed and implemented end-to-end database solutions for enterprise systems, leveraging SQL Server and Oracle to support over 2,000 daily users and enhance data retrieval times by 20%.
- Coordinated cross-departmental efforts to achieve a 15% reduction in project completion time.
Systems Administrator
General Dynamics Information Technology
05.2012 - 09.2014
- Orchestrated the end-to-end release process for 15 products, including the deployment and promotion of code through all development life cycle environments (Test, Staging, Production), reducing average deployment time by 20%.
- Provided expert troubleshooting for IIS, Oracle, ASP.NET, and ColdFusion applications, reducing average issue resolution time by 30% and boosting user satisfaction.
- Engineered automation solutions using PowerShell and Batch scripting to streamline server provisioning workflows, reducing manual effort and improving deployment speed by 15%.
Lead Wintel Server Administrator
The Fountain Group
06.2011 - 05.2012
- Directed the planning and execution of a large-scale data center migration, transitioning over 1,000 servers to an upgraded infrastructure, maintaining high availability throughout the process.
- Ensured 99.99% uptime for enterprise RAID infrastructure across production and non-production Dell, IBM, and SUN servers by implementing proactive monitoring and failover strategies.
Systems Engineer
Stinger Ghaffarian Technologies
11.2008 - 05.2011
- Streamlined user account and group policy management procedures, improving efficiency by 30% and ensuring a seamless lifecycle for 500 users.
- Implemented a proactive vulnerability management program, reducing system vulnerabilities by 30% within 6 months by managing timely software updates and patch deployment.
Education
Bachelor of Science - Information Systems
University of Maryland University College
Adelphi, MD01.2019
Skills
- AWS (S3, Glue) GCP Azure
- Snowflake
- BigQuery
- SQL & Query Optimization
- DBT Github
- Tableau
- ETL/ELT and CI/CD Pipelines
- Apache Airflow
- Fivetran Informatica
- Salesforce
- Microsoft 365
- Slack MS Teams ServiceNow Jira
- Okta SAML SSO IAM
- System Administration
- Business Intelligence
Accomplishments
- Optimized cloud resource allocation for 70 Tableau user accounts, contributing to a 10% reduction in monthly cloud spend while maintaining performance.
- Cut storage costs by 30%, leveraging analytical SQL to isolate key drivers behind increased daily query volumes.
Certification
SnowPro Core Certification (COF-C02), Snowflake - Jan 2026
CompTIA A+ CE Certified, August 2014
VMware Certified Associate – (VCA-DCV), October 2015
CompTIA Security+ CE Certified, August 2014
DISA (ACAS) 4.6 Training (32 Hours) – Certificate, August 2015
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Additional Information
As a key member of the Data Operations team at Sunrun, my role as a Database Engineer focuses on the health and optimization of our multi-cloud data infrastructure leveraging AWS, GCP, and Snowflake. My work supports the ingestion and processing of data from over 1 million solar and storage systems. I manage the full data platform operations lifecycle, from ensuring pipeline stability using Fivetran and Airflow to deploying production-ready dbt models that enable last-mile modeling for over 40 analysts.
I provide cost stewardship by performing detailed SQL analysis of Snowflake usage and managing cloud spend to boost operational efficiency. I ensure operational rigor through on-call rotations, documented runbooks for critical issues, and proactive monitoring to maintain data quality and meet SLAs, collaborating closely with tech/business teams to deliver high-performance data solutions for critical apps like Grid Services and the Sunrun Customer App.
As a seasoned IT professional with 18 years of cross-functional experience, I offer a unique blend of expertise in Data Engineering, Cloud Architecture, and Technical Support. My career is built on a foundation of operational agility, enabling me to bridge the gap between complex infrastructure and high-level stakeholder objectives.
Timeline
Database Engineer
KPI Partners
02.2022 - Current
Systems Engineer
Leidos
09.2016 - 02.2020
Server Administrator
ActioNet
05.2015 - 09.2016
Systems Engineer
The Judge Group
09.2014 - 03.2015
Systems Administrator
General Dynamics Information Technology
05.2012 - 09.2014
Lead Wintel Server Administrator
The Fountain Group
06.2011 - 05.2012
Systems Engineer
Stinger Ghaffarian Technologies
11.2008 - 05.2011
Bachelor of Science - Information Systems
University of Maryland University College