Mississauga, ON – On-site Temporary up to 12 months Business Unit: Markets and Reliability Shift Work: We are charged with purpose , delivering reliable, affordable, and sustainable electricity for homes, businesses, and communities across the province. Our central role includes managing the provincial power grid in real-time, overseeing and evolving Ontario’s electricity market, engaging with government, municipalities and Indigenous communities, and planning for Ontario’s future electricity needs. This is a unionized position that falls within the Settlements team within Markets and Reliability Business Unit.

Assist in the development and maintenance of appropriate processes, systems, procedures, policies and standards to support meter data management functions for the IESO-administered market. On an on-going basis assist in reviewing the effectiveness of existing meter data management processes and contribute to the development and implementation of effectiveness and efficiency improvements as necessary. Identify meter data system anomalies or issues, test and document changes for resolution and continuous improvement.

Provide technical and analytical support and training to both internal and external customers as related to meter data management accountabilities. Investigate customer inquiries or complaints and provide support to groups such as Market Settlements, Customer Relations or Market Assessment and Compliance Division investigating such inquiries or complaints. Manage the meter data management processes related to maintaining the metering database and support the metering registry to produce settlement-ready delivery point data: Process metering data and execute the data validation, estimation and edit (VEE) process.

Review and analyze exception reports from various meter data management systems. Manage the meter trouble report (MTR) process. Review and execute plans, when required, or develop revised plans with MSPs if no longer valid to replace the instrument transformer in the field and determine how to address any missing metering data.

Manage Meter

Registration activities by interfacing directly with MSPs in the field and facilitating end to end testing of new meter installations and maintenance of existing meters. Monitor MSP performance measures to confirm compliance with market rules, policies and procedures. Oversee and monitor meter data management and settlement calendar processes to ensure full completion.

Manage the Demand Response (DR)



Program measurement data submissions and support the DR contributor management process. Schedule and perform DR audits on measurement data for validity. Provide support and data for various audits including Metering Installation, Records and Procedures, etc.

Review notice of disagreements (NODs) and disputes, investigate and analyze measurement data. Collect, monitor and maintain measurement data from various interconnections and ensure successful meter replacements at the interties. Interact with jurisdictional counterparts to resolve issues and reconcile measured /scheduled data to support the inadvertent settlement process.

Contribute to the development and delivery of training packages relating to work methods, technology, techniques, and the policies, practices, and procedures relating to the established market rules. In a typical day, you will be involved with managing and validating electricity meter data to ensure accurate, settlement-ready information for the IESO-administered market. The role requires reviewing exception reports, investigating metering issues, coordinating with Meter Service Providers (MSPs), and resolving data anomalies through validation, estimation, and editing (VEE) processes.

You would provide technical support to internal teams and external stakeholders, respond to customer inquiries, and assist with meter registrations, testing, audits, and compliance monitoring. The position also includes analyzing disputes, supporting demand response measurement activities, maintaining metering databases, and contributing to process improvements that enhance data quality, operational efficiency, and adherence to market rules. Requires knowledge of electrical theory & principles, power systems & distribution, mathematics, concepts of electrical metering, data processing, and statistics.

Ability to carry out analytical calculations in order to analyze and synthesize data related to the application and performance of metering installations, meter data management, and settlement activities. Requires the ability to read and interpret single line diagrams and voltage readings to understand the severity of the problem,



conduct analyses, assess whether proposed methods for restoration are appropriate, and determine the best approach for reconciling data. This knowledge is considered to be normally acquired either through the successful completion of Grade XII plus additional specified lengthy courses, such as 3 year College diploma in a related field, such as electrical engineering technology, or a related 4 year University degree.

Requires familiarity/exposure to system and market operations, applicable market rules, legislation and practices related to metering, meter data management and settlement activities. Requires familiarity and a good understanding of the electrical utility industry, meter data management and metering systems including applicable regulatory requirements, equipment characteristics, installation and field practices, maintenance practices and loss adjustment methodologies. Requires experience to become familiar with statistical and database software, data processing/manipulating, desktop software applications, various PC-based query and calculation tools and computer system interfaces.

Requires experience in communicating with internal and external parties on technical matters and providing advice including good customer service skills. Best-in-class perks and long-term support in the form of a defined benefit pension plan. IESO will not conduct interviews or offer positions via online, text, chat or social media platforms.

We will not gather personal information directly from candidates or potential candidates. The IESO currently has a 3-day in-office work week for applicable roles. Over the course of 2026, the IESO will advance plans to acquire additional office space to accommodate more in-office time.

While the timeline for moving to a full 5-day in-office model has not yet been established, we are committed to keeping employees and candidates informed as plans progress and give them as much advance notice as possible to prepare for any changes. At the IESO, we know that achieving great results depends on embracing diversity by attracting, developing, and retaining people from a wide variety of backgrounds. We do this by ensuring our recruitment and advancement policies are fair and equitable, and by creating an accessible and inclusive environment— one that values every team member’s unique skills and experiences and ensures they have the support they need to achieve their potential.

📌 Analyst Meter Data Management (Mississauga)
🏢 Independent Electricity System Operator (IESO)
📍 Mississauga