Job Description

INDEPENDENT ELECTRICITY SYSTEM OPERATOR (IESO) Requisition ID: 18270
Location: Mississauga
Temporary Assignment: Regular
Business Unit: Markets & Reliability

Why join us?

You've got great skills. And you want to use them in an organization where you know what you do every day matters. We get that.
We also know that ensuring Ontarians have access to affordable and reliable power doesn't happen by accident. So we give you the tools, flexibility and support you need to achieve your goals, and development opportunities to help you grow. You'll thrive in a collaborative, team-based environment that values your unique skills and experiences - and recognizes that when you do better, we become even better too.

Who we are

The Independent Electricity System Operator (IESO) works at the centre of the province's power system, ensuring Ontarians have access to reliable and cost-effective electricity when and where they need it. We operate the province's electricity grid 24/7, design, run and oversee the wholesale electricity markets, and plan and prepare to meet Ontario's electricity needs - now and into the future.

Job Opportunity Summary:

The Independent Electricity System Operator (IESO) works at the heart of Ontario's power system to ensure that there is enough electricity to keep the lights on, today and into the future. We operate the power system in real time, oversee Ontario's electricity markets, deliver energy efficiency and plan for Ontario's future energy needs. In today's fast-changing energy landscape, ensuring Ontario's businesses and communities have access to reliable and affordable power is becoming more complex - and more exciting. That's why now, more than ever, we need value-driven and agile professionals to provide diverse perspectives, embrace innovation, and thrive in a collaborative environment built on shared values and a powerful purpose.

We are seeking bright, talented and ambitious applicants who are eager to apply their analytical skills to support the transformation of the Ontario electricity sector while ensuring a reliable and cost effective power grid in the role of a Senior Engineering Technologist. A successful candidate is an effective team player, creative problem solver, strong communicator and has an excellent grasp of power system operations and electricity markets fundamentals.

Job Overview:

The Senior Engineering Technologist has the following key responsibilities:

• Analyze statistical, mathematical and engineering data to assist professional staff carrying out studies relative to power system operation and reliability.
• Write, modify, implement, test and debug computer programs and associated data to facilitate the monitoring of security limits in the EMS.
• Design programs based on standard programming models to provide mathematical solutions to engineering problems. Prepare detailed flow charts and design logic and subroutines within the program.
• Maintain computer programs and associated data in operating and production condition.
• Plan and carry out tests to detect and isolate problems and discuss findings with responsible personnel. Contact users and others involved to discuss and agree on remedial measures. Correct or modify coding and update documentation, listings and operating procedures.
• Determine system fault currents under short-circuit conditions through use of commercial power system analysis tools. Obtain all line, machine and transformer data necessary for internal and external systems to establish the short circuit base cases.
• Prepare load flow base cases for operating and planning studies, outage assessment studies and contingency analysis. Collect, analyze and prepare all data required for the development of loads, generation patterns and system configuration changes essential for the creation of base case load flows.
• Design and create single line diagrams for the required study areas.
• Maintain and manage technical databases. Collect data necessary to maintain and update databases used in the operation of the power system; such as, lines, transformers, generator, exciter, circuit breaker, capacitor, loads, relay settings and flowgates.
• Document and assist in the coordination of planned outages in the short term. Maintain and update data files relative to the present and future status of the power system.
• Using commercial CAD application, create ICG single line diagrams for Control Room and other users as requested. Print the requested size drawings and distribute to users.
• Maintain the EMS save cases directory space. Delete old snap shots as required to maintain adequate space to facilitate user studies. Convert any TLR save cases into PSS/E raw files for TLR investigation purposes.
• Perform other duties as required.

Receive assignment from the Senior Power System Engineer, Engineering Manager, and/or Senior Manager in detail on specific problems related to assigned areas of work.

What the IESO offers:

• Work with the best engineers in the industry and be part of a team that supports your continuous growth and development;
• Engage with power system experts across the electricity industry;
• A strong sense of accomplishment as your work not only shapes the current operation of the Ontario power grid, but sets the standard for future changes;
• Competitive salary and opportunities for career advancement
• Education assistance for programs and courses to develop and enrich staff;
• Flexible working arrangements;
• Smaller team sizes to facilitate improved focus and meaningful interaction;
• Great work-life balance with 35-hour work-weeks; and
• Extra circular activities both on and off-site, that provide opportunities to build relationships and contribute to a positive working environment.

Who You Are

Education:

• 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.

Experience:

• Requires experience which demonstrates the capability to become familiar with present and planned power system configuration, interrelationships and interdependence between various locations functions and personnel, methods, practices, computer programs and facilities available for carrying out the work and similar detail associated with the position.
• Requires experience which demonstrates the capability to become familiar with IESO organization, standards and procedures.
• A period of up to six years is considered necessary to gain this experience.

Core Competencies:

Competency Focus #1: Shape our Future

• Anticipate the future and demonstrate thought leadership
• Build organizational capability by aligning resources to strategic priorities
• Drive change and continuous improvement to support business transformation

Competency Focus #2: Energize our People

• Communicate with authenticity and clarity to inspire a shared purpose
• Develop, empower and motivate people to achieve high performance
• Model core values and invest in continuous learning

Competency Focus #3: Deliver our Mandate

• Demonstrate agility to adapt to evolving market and customer needs
• Exercise savvy risk taking and make informed decisions
• Leverage and bridge diverse perspectives to facilitate collaboration

What's in it for you

• A comprehensive total rewards program, including best-in-class benefits and a flexible workplace
• A challenging, fast-paced and collaborative team environment, where your perspectives and experiences matter
• Leaders who support your growth and success through regular feedback and coaching
• The opportunity to work with some of the brightest minds in the industry

Deadline: November 4, 2022

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

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 thank you for your interest in a career at the IESO, but we will only contact those candidates selected for an interview.

Note: The successful candidate must be eligible to work in Canada and will be subject to a background check.

Join our talent community

Sign up for talent community; stay in touch, find out about new opportunities - and discover how you can make a difference. Discover how we use our expertise and commitment to deliver reliable and affordable electricity to Ontario's businesses and communities, and how we're innovating to secure a stronger energy future for all Ontarians. Visit and be sure to follow us on .

Find out , and what we offer.