Fasika Zenebe
Summary
Highly accomplished Quality Assurance Analyst with 3 years of experience specializing in Electric and Gas Billing, MDMS, and CSS testing within large-scale utility environments. Proficient in manual and integration testing, ETL validation, system workflows, and cloud-based data storage validation. Demonstrated expertise in leveraging tools such as Mainframe, Postman (API testing), Matillion ETL, Snowflake, and Microsoft Azure Storage Explorer. Experienced in test strategy development, end-to-end test execution, defect lifecycle management, and root cause analysis. Adept at liaising with business stakeholders, UAT teams, third-party L+G vendors, and multiple QES teams to ensure seamless product delivery and compliance with utility industry standards.
Overview
3
3
years of professional experience
1
1
Certification
Work History
Quality Assurance Analyst
National Grid USA
08.2022 - Current
- Developed and executed test strategies for MDMS and CSS systems, encompassing functional, regression, system, and integration testing.
- Designed and executed comprehensive test cases for MuleSoft conversion projects, validating data exchange through Postman API calls and ensuring adherence to interface specifications.
- Validated end-to-end ETL workflows using Matillion ETL and confirmed data accuracy in Snowflake and Azure Storage Explorer during billing and meter data migration processes.
- Conducted billing cycle testing within Customer Service System (CSS), verifying accurate bill generation, rate calculations, and meter reads.
- Performed MDMS batch validation, ensuring accuracy in interval data aggregation, VEE (Validation, Estimation, and Editing) processing, and synchronization with CSS.
- Supported User Acceptance Testing (UAT) by preparing test data, executing business scenarios, and resolving defects with stakeholders.
- Collaborated with business analysts, third-party L+G teams, and QES counterparts to validate requirements and ensure test coverage for multiple integration points.
- Conducted root cause analysis for critical defects and recommended solutions to development teams to reduce defect leakage into production.
- Documented testing artifacts, including test plans, execution reports, and traceability matrices, ensuring compliance with organizational QA standards.
- Achievements
- Delivered 100% test coverage for MDMS-to-CSS integration with zero post-production high-priority defects.
- Streamlined defect triage process, reducing resolution time by 30% through proactive coordination with developers and vendors.
- Played a key role in data migration validation, ensuring accurate conversion of millions of customer and meter records without discrepancies.
Education
Bachelor Degree -
Arba Minch University
Ethiopia 01-2015
Skills
- Test Strategy & Planning
- Manual & Integration Testing
- Regression & Functional Testing
- ETL & Data Validation
- API Testing (Postman)
- MuleSoft Conversion Testing
- Cloud Data Verification
- Billing Cycle Testing
- MDMS Batch Processing Validation
- Defect Management (Jira)
- Root Cause Analysis
- UAT Support & Business Coordination
Certification
- ISTQB Certified Tester
- Microsoft Azure Fundamentals
Timeline
Quality Assurance Analyst
National Grid USA
08.2022 - Current
Bachelor Degree -
Arba Minch University
Additional Highlights
- Proficient in test design techniques (Boundary Value Analysis, Equivalence Partitioning, Decision Table Testing).
- Hands-on experience with cloud-based data storage validation and ETL workflows for utility billing systems.
- Strong understanding of utility domain workflows, including meter read processing, bill calculation, and usage aggregation.
- Skilled in cross-team coordination, ensuring clear communication between development, QA, business, and vendor teams.
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