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Specialists Operational Assessments MTI

Date: Jul 31, 2022

Location: CA

Company: Independent Electricity System Operator


Requisition ID: 17001
Location: Mississauga, ON
Temporary Assignment: Temporary, up to 12 months
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.


The opportunity


This opportunity is for the Operational Assessments/Market and Technology Integration teams and the functions described below will be focused on the assessment of real time operations, the forward markets and the integration of new technologies into Operations


What you’ll do


  1. Work with SMEs within and outside Operations as necessary to integrate new technology/market design into IESO Operations by:
  • Determining different stakeholders impacted and coordinate development of appropriate processes, tools and procedures to enable seamless integration
  • Managing risks by developing proper controls and monitoring to ensure that processes/tools are functioning as designed
  1. Liaise with Operations staff to understand issues with the performance of existing operational tools, and follow-up with relevant groups including Information Technology (IT) to facilitate their resolution.
  2. Maintain a current 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.
  3. Execute forward market functions in a timely manner and track their performance by
  • Coordinating with different business units within operations to conduct assessment of forward market participation requests, preparation of required inputs for forward market execution, and reporting of results
  • Developing proper monitoring including tools to assess validity of results against the market objectives
  1. Contribute to, lead and manage internal and external working groups and provide Operations perspective by participating in various stakeholder engagements that impact the operation of the IESO administered markets.
  2. Assess the effectiveness of new programs and potential solutions to address operational and market inefficiencies in coordination with SMEs from other business units.
  3. Develop end user computing tools as necessary to support Operations tasks, including operation of the IESO controlled grid and operation of the IESO administered markets.
  4. Conduct 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, conduct root cause analysis to develop appropriate mitigation plans to contain IESO’s compliance risk exposure.
  5. Conduct ex-post and ex-ante operational assessments to identify operating and ancillary services’ needs to mitigate any reliability and operability risks. Where required, assist appropriate business units in procuring these services to meet reliability and operability needs.
  6. Assist with maintaining operating agreements with transmitters and interconnection agreements with our neighbours 
  7. Assist in providing guidance to other business units on market operations including, but not limited to, clarifying policies and principles in making operational decisions.
  8. Develop 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).
  9. On an on-going basis, assist process owners/stewards in reviewing the effectiveness of existing Operations processes.  Recommend, develop and implement effectiveness and efficiency improvements, as necessary.
  10. Work with subject matter experts (SME) from different business units to produce business process documentations including procedural instructions for Operations activities. Ensure that the documentation is consistent with NERC standards, NPCC criteria, the market rules, relevant government regulations and other industry standards, and is consistent with IESO processes for managing controlled documents. Ensure that the documentation is appropriate for the targeted audience (e.g. internal vs market manuals) and contains the appropriate level of detail.
  11. Support, as required, specialized system and market efficiency studies
  12. Provide support, as required to other business units, agencies, and market participants to fulfill strategic plans.
  13. Assist senior department staff as required on key tasks and assignments.
  14. Perform other duties as required.

What you need to succeed


  • exposure to the overall power system operation. 
  • an overall understanding of the IESO-Administered Markets, their operation and the characteristic of the interconnected systems to support the activities of the IESO. 
  • excellent facility in written and oral communications, including the ability to prepare effective documentation, recommendations and reports.
  • 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.
  • working with multiple stakeholders including customers and good judgement in dealing with multiple priorities.
  • 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.
  • experience in applying, testing and considering the merits of alternatives.

 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
  • particulars of power system operation, including technical features of generation and transmission equipment and facilities, system interconnection


A period of over 6 years, up to and including 8 years is considered necessary to gain this experience.


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

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.

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