Senior Advisor Regulatory Affairs

Date: September 18, 2026

Location: Toronto, ON – Hybrid

Requisition ID: 21276

Number of Openings: 3 REG & 1 TEMP (Up to 18-months)

Business Unit: Legal Resources and Corporate Governance

Grade/Band: MP5

Shift Work: No

Annual Pay Range: For standard 35-hour work week

Step 1: $118,456 to Step 10: $169,208

The successful candidate will be placed at the appropriate step within the salary grade/band, based on relevant years of experience and other applicable considerations.

Why join us?

The IESO is committed to ensuring Ontario’s electricity system meets the province’s needs today and into the future. We are charged with purpose, delivering reliable, affordable, and sustainable electricity for homes, businesses, and communities across the province. We are energized to grow, embracing opportunities to shape the future of a dynamic and evolving energy sector while advancing our careers. We are powered by teamwork, supported by diverse and passionate colleagues who foster respect, celebrate successes, and thrive on shared achievements. At the IESO, it’s not just what we do—it’s who we are! 

Who we are

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. Our employees play a key role in driving grid innovation, protecting the system from threats, advancing the province’s energy conservation programs, and forecasting and procuring the electricity resources we’ll need in the decades to come. 

This is a unionized position that falls within the Regulatory Affairs department in the Legal Resources and Corporate Governance Business Unit.

What makes this role exciting

The energy sector is rapidly evolving, offering exciting new opportunities for those who want to make a difference.

• Under the direction of the Supervisor, Regulatory Research and Analysis, or the Supervisor, Regulatory Proceedings, the Senior Advisor will lead the development of strategic IESO positions related to electricity sector regulation. This includes cross-cutting topics such as gas-electricity coordination, the future role of local distribution companies, transmission expansion, and other matters that support IESO priority initiatives. The Senior Advisor will also provide regulatory research, advice, and information to internal groups. 
• The Senior Advisor will represent the IESO in regulatory forums and share accountability for developing and recommending IESO submissions in policy consultations and regulatory proceedings. These may include the IESO’s revenue requirement and fee application, IESO and SME licence matters, LDC and Enbridge rate applications, and leave-to-construct applications, among others. 
• The Senior Advisor will raise awareness among staff across the IESO of regulatory matters that may affect their work, provide direction on how to proceed, and manage the IESO’s interactions with regulatory bodies, including the Ontario Energy Board, North American Electric Reliability Corporation, Federal Energy Regulatory Commission, and Canada Energy Regulator. 
• This position requires a passion for advancing the IESO’s mission and strategic direction, as well as strong analytical, presentation, and writing skills. The successful candidate will research and analyze regulatory developments while building broader energy industry expertise and contributing to the team’s thought leadership. 

What you’ll do

In this role, you’ll make a meaningful impact by contributing to the IESO team and supporting the electricity needs of the province through:

• Lead IESO appearances and develop submissions for regulatory proceedings and policy initiatives of significance to the IESO in Ontario, elsewhere in Canada, and the United States, coordinating with other departments as required. 
• Manage the IESO’s fee application to the OEB, including leading the design of IESO fees, developing supporting evidence, and preparing related submissions. 
• Prepare and manage the development of IESO evidence for other entities’ rate cases, leave-to-construct applications, distribution plans, and other proceedings, and provide recommendations to the Supervisor as required. 
• Monitor industry developments, government policy, regulatory proceedings, and marketplace developments in Ontario and other jurisdictions, and recommend appropriate actions, regulatory interventions, or positions in response to evolving regulatory and policy changes. 
• Develop and maintain relationships and alliances with interjurisdictional organizations, including Electricity Canada and the ISO/RTO Council, as well as with the OEB and other regulatory institutions, such as the Canada Energy Regulator, Federal Energy Regulatory Commission, and North American Electric Reliability Corporation. 
• Conduct studies and analyses in support of the IESO’s regulatory objectives, including assessments of strategic options, research initiatives, and special projects. 
• Manage the IESO’s timely compliance with its regulatory obligations and responsibilities by ensuring adherence to applicable licences, permits, and market rules, and by maintaining required reporting and record-keeping practices. 
• Identify potential areas of interest or concern for the IESO and recommend actions to mitigate risk. This includes attending hearings and stakeholder sessions and proactively sharing relevant information with internal client groups. 
• Provide advice on regulatory matters and serve as a subject matter expert on IESO initiatives. 
• Manage relationships with team members, colleagues, other departments, and stakeholders to facilitate information sharing, resolve issues, and achieve outcomes that support the IESO’s objectives. 
• Provide periodic or limited supervision to delegated staff assisting with specific projects or studies. 
• Travel away from the regular work location on IESO business, as required. 
• Perform other duties as required.

Role Requirements

Our team consists of experts from diverse backgrounds, each bringing their unique perspectives and skills. 

The successful candidate will bring strong analytical, presentation, and technical writing skills, as well as a passion for advancing the IESO’s mission and strategic direction. They will research and analyze regulatory developments, build broader energy industry expertise, and contribute to the team’s thought leadership. Our team includes experts from diverse backgrounds, each bringing unique perspectives and skills. 

• Knowledge of power systems, the electricity sector, and the fundamentals of economic regulation. 
• Knowledge of regulatory frameworks, market rules, and compliance requirements within the electricity sector, including the ability to interpret and apply regulatory policies to support decision-making and ensure adherence to applicable standards. 
• An understanding of the evolution of the electricity sector and the roles of its various participants. 
• Familiarity with power system operations, system characteristics, market participants, and customers. 
• Familiarity with the IESO and the operations of its related business units. 
• Experience with regulatory procedures and policy design. 
• Experience conducting financial evaluations and business risk assessments. 
• This knowledge is typically acquired through the completion of four years of university education. A period of over 8 years and up to and including 10 years is considered necessary to gain this experience. 

How We Support You

From a comprehensive total rewards program to dynamic learning and development opportunities—including job rotations to broaden your expertise—we empower you to define and shape your own success. When you join the IESO, here’s what you can expect:

• Best-in-class benefits and long-term support in the form of a defined benefit pension plan. 
• Work in a dynamic and evolving sector that offers exciting opportunities and the chance to explore new career paths.
• Leadership that values meaningful discussions, welcomes feedback, and prioritizes career development. 
• A strong, inclusive culture and a collaborative team environment with a shared passion for impactful work.
• Compensation packages that are regularly reviewed to remain competitive and to best accommodate the diverse needs of our employees. 

Deadline: October 2, 2026 at 11:59PM

For future reference, please save a copy of the job posting as it will no longer be available once the posting closes.

Thank you for your interest in a career at the IESO. Only candidates selected for an interview will be contacted. Please note that the successful candidate must be legally eligible to work in Canada and will be subject to applicable background checks. 

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. Selected candidates will work with our Talent Acquisition team to ensure their application is processed.

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. 

We believe in opportunities for everyone. 

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. If you require accommodation during the recruitment process, please let us know. We’re proud to say we’ve been recognized as a supportive, inclusive employer. 

Be sure to follow us on LinkedIn.