Security-First Data Engineer
Who Ships Impact

Building resilient RAG/AI pipelines and high-concurrency SQL/Spark infrastructures. Proven in M&A data integration, FinOps, and turning fragmented data into mission-critical BI. Completing MS Cybersecurity at UNO; open to senior data engineering and architect roles.

Hire me / Let's talk

Technologies & Tools

Advanced SQL · Python · PySpark · AWS · GCP BigQuery · ETL/ELT · Tableau · Power BI · RAG · MLOps · Data Governance

Advanced SQL Python PySpark Apache Spark AWS (S3, EC2) Google BigQuery Tableau Power BI PostgreSQL Redshift MongoDB DynamoDB ETL / ELT FinOps RPA Data Modeling dbt RAG NLP Pipelines MLOps Bash

Experience

Mgr II Data Engineer & Architect
Union Pacific · Omaha, NE · 01/2023 – 12/2025
Route optimization (Python) → 70% delivery precision; Spark/SQL ETL re-engineering → 34% revenue increase; Python/RPA + OCR → 95% reduction in billing errors; M&A data integration → 100% availability; FinOps & data governance → 67% cost cut ($20M+ annually).
Office Manager
Zumach Agency · Buford, GA · 01/2016 – 12/2022
AWS Spark pipelines for social analytics (100k+ logs, 95% scaling); proprietary SQL/FMCSA compliance system; MDM strategy → 100% data accuracy across contracts.

Quick Wins & Impact Metrics

67%
Cost Reduction
Architected automated FinOps and data governance protocols cutting operational expenses by $20M+ annually (Union Pacific).
FinOps & Governance
34%
Revenue Increase
Re-engineered Spark/SQL ETL pipelines identifying market inefficiencies and capturing untapped opportunities
Performance Tuning
95%
Error Reduction
Deployed Python/RPA frameworks with OCR, eliminating manual billing errors and preventing financial leakage
Automation
70%
Delivery Precision
Built Python-driven route optimization engine improving delivery precision for a global client base (Union Pacific).
Python & Spark
100%
Data Availability
Guided critical M&A data integration with seamless schema mapping and zero downtime migration
Architecture
100K+
Real-Time Logs
Scaled AWS Spark pipelines processing social analytics at enterprise scale with 95% efficiency gain
AWS & Big Data

Projects & Side Work

System SEO Dashboard (RAG)

RAG toolkit for regulated advertising; processed 10,000+ logs. Full project ownership.

RAG Python Analytics

MLOps / App Dev

Machine Learning Operations and application development—predictive models, automated validation.

MLOps Python

Threat Modeling

Data Flow Diagrams (DFDs), 165+ security improvements for enterprise defenses.

Security DFD

Automated Pipeline Reporting

Python/Excel reports with real-time validation—19 hours of manual labor saved weekly.

Python Automation

BitWarden Security

Python-based security checks and documentation architecture for cybersecurity frameworks.

Python Security

Education & Certifications

Master of Science, Cybersecurity
University of Nebraska-Omaha · May 2026 · Nullify Member
Bachelor of Arts, Economics
Georgia State University · 2022 · Dean's List (2019–2022) · Database Security, Leadership, Risk Analysis
Google Professional Data Architect
Expected Nov 2026
Google Data Analytics Professional Certificate
July 2025
Tableau Explorer License
Union Pacific · Jan 2024

Languages: English (native), Igbo (conversational), Spanish (conversational).

Community & Volunteer

Water for Kids Initiative
primeyef.org
Orchestrated logistics and resource allocation for clean water access for underserved youth.
Kappa Alpha Psi · Heart Ministry Center · 15K Charity Match · Turkey Drive · Recycling Plastic Drive
Omaha, NE · 2024
Fundraising (5% YoY increase in donations), community service (35% more participants), event management.

Interactive Dashboards & Analytics

View my Tableau Public dashboards →
Performance Metrics
Cost Analysis
Pipeline Health
$20M
Annual Savings
99.8%
Uptime SLA
2.4s
Avg Query Time
SQL Query Performance Optimization
Click to view SQL →
ETL Pipeline Throughput Analysis
Click to view SQL →
67%
Cost Reduction
$20M+
Annual Savings
34%
Revenue Impact
Cloud Spend by Service (FinOps)
Click to view SQL →
99.8%
Success Rate
100K+
Logs / Hour
95%
Efficiency Gain
Pipeline Runs by Status (7d)
Click to view SQL →

I'm open to senior data engineering, architect, and data/security hybrid roles. Let's build something that scales.

Get in touch