Date:Monday June 29, 2026Location:Mississauga, ON – HybridRequisition ID:21145Status:RegularBusiness Unit:Markets and ReliabilityGrade/Band:MP4Shift Work:NoAnnual Pay Range:For standard 35‑hour work weekStep 1:$111,072 to Step 10: $158,704The successful candidate will be placed at the appropriate step within the salary grade/band, based on relevant years of experience and other applicable considerations.OverviewThis unionized position is within the Connection Assessments team of the Markets and Reliability Business Unit. The Power System Engineer conducts engineering studies, analysis, and application of specialized technology in the field of power systems in support of real‑time operations, operations planning, or planning activities.ResponsibilitiesContribute to the production of Operating Instructions (including System Control Orders and on‑demand limits)Support IESO security, adequacy and operability obligations found in the Market Rules and in applicable NERC and NPCC reliability standardsAssess the impact on reliability and validate performance of new or modified facilities impacting the IESO‑controlled gridDevelop and update models, data and security applications for existing, recent or modified facilitiesSupport online and offline security model management (models, data, and security applications)Support coordination with neighboring entities on NERC, NPCC and regional market reliability mattersUndertake System Impact, Technical Feasibility and de‑registration assessments to evaluate the reliability and operability impact of a new or modified connection or a disconnection on the integrated power systemPrepare reports outlining study results,



required system upgrades and recommendations for approval or disapproval of connectionsValidate registration data and re‑assess proposed connections when data materially differs from original parametersProvide support for regional and bulk power system planning, and respond to inquiries from neighboring jurisdictions related to connection assessmentsConduct technical studies to support IESO initiatives for evolving policies related to operations and evolution of the IESO‑controlled grid and administered marketsSupport SPS/RAS classification processes on behalf of the IESO with external standards authoritiesSupport preparation and delivery of reliability compliance evidence, including work procedures, RSAWs, market manuals, training material and participation in reliability auditsParticipate in task forces and committees on matters related to secure and economic operation of the IESO‑controlled grid, representing the IESO on interconnection committees and regulatory agenciesSupply consultative service to other departments and/or business units on adequacy, security and operability mattersMentor and assist training of new and/or junior staff; exercise limited periodic supervision on special projectsSign or seal documents as a P Eng, taking professional responsibility for work; assume responsibilitiesfor peer review when requiredPerform other duties as requiredQualificationsEngineering degree from an accredited university in electrical engineering, power systems, mathematics,



or computer science (or equivalent education)Professional Engineering licence in Ontario and competence in electrical engineeringExtensive experience working with power systems and real‑time operations, planning and policy supportKnowledge of power system analysis, control, and reliability standards (NERC, NPCC, Market Rules)Strong technical writing skills for effective reportsMinimum 6 to 8 years of relevant experience in power system design, analytical studies, and market operationsExperience with generation resource utilization, secure operation of bulk power systems, and reliability assessmentFamiliarity with power system operation practices, policies, and market operationsBenefitsBest‑in‑class benefits and long‑term support in the form of a defined benefit pension planDynamic learning and development opportunities, including job rotationsCareer development support from inclusive leadershipStrong, inclusive culture and collaborative team environmentCompetitive compensation packages regularly reviewedDeadlineJuly 13, 2026Legal and Application InformationThe 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. Selected candidates will work with the Talent Acquisition team to ensure their application is processed.IESO currently has a 3‑day in‑office work week for applicable roles. Plans for additional office space are under development for a possible 5‑day in‑office model. Employees will be notified with advance notice of any changes.Equal Opportunity EmployerIESO is committed to diversity, equity, and inclusion in recruitment and advancement. We provide an accessible and inclusive environment and offer accommodations during the recruitment process. We are recognized as a supportive, inclusive employer.#J-18808-Ljbffr

📌 Power System Engineer - C$111,072 - C$158,704 A Year (Winnipeg)
🏢 IESO
📍 Winnipeg