Independent Electricity System Operator (IESO)

Senior Engineering Technologist

Independent Electricity System Operator (IESO)

full-time

Posted on:

Location Type: Hybrid

Location: Mississauga • Canada

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Salary

💰 CA$117,310 - CA$124,798 per year

Job Level

Senior

About the role

  • Analyze statistical, mathematical, and engineering data to support studies related to power system operation, reliability, and planning.
  • Prepare, organize, and present technical data in graphic, tabular, and report formats to enable engineering conclusions.
  • Develop, modify, test, and debug computer programs for EMS security‑limit monitoring, including documentation and production implementation.
  • Maintain and troubleshoot existing engineering software and databases by identifying issues, coordinating corrective actions, and updating procedures.
  • Perform short‑circuit and load‑flow studies using commercial power system analysis tools, including base‑case development and results documentation.
  • Design and produce single-line diagrams and other CAD-based drawings to support system studies and operational needs.
  • Manage and update technical databases in line with changes in the IESO-controlled grid to support system operations, EMS applications, outage coordination, and system configuration tracking.
  • Provide periodic supervision to assigned staff and collaborate with internal users to define requirements, validate data, and deliver study results.

Requirements

  • Requires knowledge of power system networks, control and feedback systems, electrical and electronic theories, advanced mathematics and engineering principles to analyze statistical, mathematical and engineering data in assisting professional staff to carry out studies relative to power system operation and reliability.
  • Requires knowledge of computer techniques to write and modify programs and utilize computer facilities.
  • Requires knowledge of technical writing for the preparation of clear, concise reports. This knowledge is considered to be normally acquired either through the successful completion of Grade 12 in a Secondary School, Commercial or Technical School plus a three-year course of concentrated study in the appropriate subjects obtained in the Province of Ontario from a College of Applied Arts and Technology, Polytechnical Institute or Community College or by having the equivalent level of education.
Benefits
  • 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.

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
statistical analysismathematical analysisengineering data analysisprogram developmentprogram modificationprogram testingprogram debuggingtechnical writingCAD designpower system analysis
Soft skills
presentation skillscollaborationsupervisionproblem-solvingcommunication