Michelle Ng
Toronto
Summary
8 years of experience in the IESO market working with gas, wind, and solar generators and their power purchase agreements. I developed an in-house data pipeline tracking IESO market data to optimize facility operations.
Overview
12
12
years of professional experience
Work History
Manager, Commercial Operations
Northland Power
12.2024 - Current
- Led the IESO Market Renewal (MRP) transition for the Thermal Business Unit, including contract amendments, end-to-end testing, and operator training to align daily operations with new market rules.
- Designed and deployed a MS SQL Server silver-layer database to handle MRP’s expanded data requirements, enabling reliable analytics.
- Developed a Python-based shadow settlement engine, providing enhanced revenue tracking for Northland's IESO-participating generators.
- Created real-time Grafana dashboards that transformed raw data into actionable insights, empowering operators to optimize facility revenue.
Senior Analyst, Commercial Operations
Northland Power
07.2021 - 11.2024
- Prevented a $10M CAD revenue loss by conducting forensic analysis on 20 years of operations data under tight deadlines to challenge a counterparty’s claim that threatened an early shutdown of a peaker unit.
- Defended against an IESO contract dispute by reconstructing a detailed timeline from historical correspondence, successfully preventing a $3.7M CAD clawback.
- Prepared for the transition from the IESO legacy market to the renewed market.
- Identified and removed a financial risk due to variances between two gas pricing indices in the North Battleford power contract.
- Upgraded the IESO reports scraper into a bronze-level data pipeline, significantly improving data accessibility and reliability.
Analyst, Energy Services
Northland Power
07.2018 - 06.2021
- Continued monthly power purchase agreement responsibilities, taking a main role managing the day-to-day operations and contract compliance of the Iroquois Falls Corp and Kirkland Lake Power Corp IESO Long-Term Enhanced Dispatch Contracts.
- Created an Excel model of the new Kirkland Lake Power Corp IESO Long-Term Enhanced Dispatch Contract which was used to invoice IESO Contracts.
- Assisted in the successful 2018 transition of natural gas operations to the internal Northland Power Energy Marketing team.
- Expanded responsibilities managing North Battleford's daily natural gas operations including optimizing unused firm transportation and nomination duties.
- Assumed primary liaison role for Canadian natural gas pipeline and marketer counterparties following the closure of the Northland Power Energy Marketing department in 2021.
- Refactored the existing VBA IESO report scraper to Python, improving efficiency and maintainability.
Settlement Analyst
Northland Power
10.2017 - 07.2018
- Managed and reconciled monthly power purchase agreement invoices for Canadian thermal, wind, and solar facilities.
- Created an Excel model of the new Iroquois Falls Power Corp IESO Long-Term Enhanced Dispatch which was used to invoice IESO Contracts.
- Coordinated daily natural gas burns with counterparties and submitted pipeline nominations to ensure reliable fuel supply for thermal facilities.
- Used VBA scripting to automate manual processes, including scraping IESO private reports, to significantly speed up the month-end estimation process.
Operations Data Entry
Northland Power
06.2013 - 10.2017
- Digitized legal documents, correspondence, and power plant operation documentation.
- Leveraged self-taught AutoIt scripting to automate repetitive tasks, reducing manual input and improving productivity.
Education
Bachelor of Science - Biology
York University
Toronto01-2011
Skills
- Power Purchase Agreement Management
- Natural Gas Trading & Optimization
- IESO Market Operations
- SQL (MS SQL, PostgreSQL)
- VBA
- Data Visualization (Grafana, Power BI)
- Python (Pandas, Polars, NumPy, SQLAlchemy)
Timeline
Manager, Commercial Operations
Northland Power
12.2024 - Current
Senior Analyst, Commercial Operations
Northland Power
07.2021 - 11.2024
Analyst, Energy Services
Northland Power
07.2018 - 06.2021
Settlement Analyst
Northland Power
10.2017 - 07.2018
Operations Data Entry
Northland Power
06.2013 - 10.2017
Bachelor of Science - Biology
York University
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