(Operational Transformation) Analyst Operational Assessments MTI

Date: December 24 2025

Location: Mississauga

Requisition ID: 20802

Status:Temporary up to 24 months

Business Unit:Markets and Reliability

Grade/Band: MP2

Annual Pay Range: For standard 35-hour work week

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 Ontarios electricity system meets the provinces 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 its not just what we doits who we are!

Who we are

Our central role includes managing the provincial power grid in real-time overseeing and evolving Ontarios electricity market engaging with government municipalities and Indigenous communities and planning for Ontarios future electricity needs. Our employees play a key role in driving grid innovation protecting the system from threats advancing the provinces energy conservation programs and forecasting and procuring the electricity resources well need in the decades to come.

This posting is for the Operational Transformation team who is responsible for enabling and guiding the Markets & Reliability (M&R) business unit for the evolving electricity grid. We act as the central coordination hub for M&R; anticipating future system and business needs partnering with M&R divisions to foster data-driven decision making and driving continuous innovation.

What makes this role exciting

Ontarios electricity system is embarking on an unprecedented transformation due to increasing reliance on electricity driven by economic growth and decarbonization alongside an aging supply mix. This shift is compounded by new and emerging technologies such as Distributed Energy Resources and Energy Storage which have significantly different operating characteristics and requirements than traditional generators. As the operator of Ontarios electrical system and market the IESO has a crucial mandate to ensure reliable cost-effective and efficient electricity for all Ontarians.

Just as the IESO is at the center of the grid transition the Operational Transformation team plays a crucial central role to enable M&R to meet its Vision and Purpose.

We are seeking bright talented and motivated people to join our team in supporting the operation of a cost-effective reliable and sustainable Ontario power grid. A successful candidate is an effective team player a creative problem solver a strong communicator and has or shows a high degree of potential to obtain an excellent grasp of power system operations and electricity market fundamentals.

What youll do

• Work with senior department staff SMEs within and outside Operations as necessary to assist in integrating new technology/market design into IESO Operations.
• Contribute to internal and external working groups and provide Operations perspective by participating in various stakeholder engagements that impact the operation of the IESO administered markets.
• Assist in developing appropriate processes to support Operations activities. Identify the objectives of business processes assess the risk of not meeting those objectives and identify process controls to mitigate risk as appropriate. Document process objectives tasks risks and controls in summary documentation (e.g. risk-control matrices).
• Work with senior department staff subject matter experts (SME) from different business units to produce business process documentations including procedural instructions for Operations activities.
• Liaise with Operations staff to understand issues with the performance of existing operational tools and processes and follow-up with relevant groups including Information Technology (IT) to facilitate their resolution.
• Assist in developing end user computing tools as necessary to support Operations tasks including operation of the IESO controlled grid and operation of the IESO administered markets.
• Work towards developing knowledge of Operations processes (including but not limited to day-ahead scheduling control room procedures real-time scheduling) for the purposes of interpreting and assessing the priority of issues regarding Operations tools and processes.
• Assist in executing forward market functions in a timely manner.
• Assist senior department staff in assessing the effectiveness of new programs and potential solutions to address operational and market inefficiencies in coordination with SMEs from other business units.
• Assist in the assessment of operational events for their compliance with legislation regulations and standards including the market rules and market manuals NERC standards and NPCC criteria Where needed assist in conducting root cause analysis to develop appropriate mitigation plans to contain IESOs compliance risk exposure.
• Assist in conducting ex-post and ex-ante operational assessments to identify operating and ancillary services needs to mitigate any reliability and operability risks.
• Support senior department staff in performing analysis by gathering and screening data providing input where appropriate and drafting related materials as assigned.
• Prepare materials for meetings reports and presentations made by senior operations staff.
• Support as required specialized system and market efficiency studies
• Provide support as required to other business units agencies and market participants to fulfill strategic plans.
• Assist senior department staff as required on key tasks and assignments.
• Perform other duties as required.

Role Requirements

Our team consists of experts from diverse backgrounds each bringing their unique perspectives and skills.
To succeed in this role youll need:

Education:

• Requires an engineering knowledge of electrical theory power system analysis and control mathematics computer science economics and other specialty related courses to undertake engineering economic or analytical studies related to the management and control of the bulk power system.
• Requires knowledge of technical writing to prepare effective reports and data analysis to conduct quantitative assessments.
• This knowledge is considered to be normally acquired either through the successful completion of a four-year university education in an appropriate field/discipline or by having the equivalent education.

Experience:

• Requires exposure to the overall power system operation
• Requires an overall understanding of the IESO-Administered Markets their operation and the characteristic of the interconnected systems to support the activities of the IESO
• Requires excellent facility in written and oral communications including the ability to prepare effective documentation recommendations and reports
• Requires exposure to develop a good overall understanding of system and market operation practices and procedures including legislation regulatory standards resource utilization and system control orders and an ability to undertake complex market or system event analysis
• Requires working with multiple stakeholders including customers and good judgement in dealing with multiple priorities
• Requires computer experience including exposure to statistical and database software desktop software applications computer data conversion various PC-based query and calculation tools and computer system interfaces
• Requires experience in applying testing and considering the merits of alternatives
• Requires good customer service skills

Experience will be related to the fields of:

• The IESO Administered Markets and interconnected power system operations
• Reliability and operability assessment
• NERC NPCC and IESO Market Rules compliance assessments

Background experience will include:

• Electrical engineering design concepts as they relate to the functions and characteristics of power system components
• Familiarity with power system operation practices and policies
• Familiarity with energy and forward market operations practices policies and Market Rules
• Competitive market operations

If your skills and experience exceed the role requirements please consider applying to the Specialist Operational Assessments role by clicking the following URL - We Support You

From a comprehensive total rewards program to dynamic learning and development opportunitiesincluding job rotations to broaden your expertisewe empower you to define and shape your own success. When you join the IESO heres 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

January 20 2026. 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 will be transitioning to a 3-day in-office work week effective January 2026. 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 environmentone that values every team members 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. Were proud to say weve been recognized as a supportive inclusive employer.

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