Independent Electricity System Operator (IESO)

Operations

• Provide leadership to the Training function.
• Oversee and participate in order to achieve function accountabilities.
• Receive assignment from Supervisor in broad terms on specific problems related to assigned areas of work.
• Obtain necessary data for problem solution.
• Develop solutions to problems, producing necessary documentation to substantiate recommendations.
• Conduct Control Room Initial Training Program and Continuing Education (CE) Program, prepare material and deliver training to other IESO staff and external parties (e.g., Market Participants) as required/contracted.
• Coordinate and deliver divisional training through Development and Training days.
• Coordinate and deliver the training for IESO staff as well as Market Participants as required.
• Provide refresher and continuing training of existing Shift Staff.
• Create, review and maintain materials required for delivery of the above training, including training for other business units and external entities as contracted.
• Review and provide feedback on new or revised documentation, processes and tools for Control Room use from the viewpoint of their training implications and operability.
• Maintain training materials and records, including webpage maintenance.
• Maintain NERC certification program, ensuring that Continuing Education Hours (CEH) Training Program is up to date and revised to meet changing NERC policies.
• Make recommendations to line management regarding candidate readiness to sit for NERC certification exam.
• Produce, revise and maintain Department training records, including the training library.
• Represent the Department in NERC and internal audits.
• Assist in developing and measuring standards of performance for individuals involved in the Shift operation.
• Develop scenarios for, train staff in, and manage use of IESO Simulator.
• Coordinate the use of the Simulator and Backup Control Center facility for shift staff simulator training.
• Act as primary contact for future Simulator enhancements / architecture and perform required testing as applicable.
• Represent the IESO on internal/external committees and working groups as required.
• Assist Supervisor on other matters as required, including recommendations on selection and performance and providing inputs to business plan and budget.
• Perform other duties as required.

Senior Specialist, Operations Training

Security Engineer

• Report the results of cyber security threat assessments with conclusions, recommendations for improvement, and planned management actions internal and external stakeholders.
• Develop and maintain the applications and technology required to deliver IESO's Cyber Threat Intelligence and Cyber Security Information Sharing services.
• Keep abreast of developments in the areas of geopolitics; cyber threats; legal, regulatory, corporate requirements; technological developments; and best practices in the Information Technology and Corporate Security field.
• As required, lead projects, assign work, resolve problems and assess performance.
• Assist in the investigation of identified security breaches, or concentrated attempts at breaching IESO security.
• Will have access/handle confidentiality issues, requiring high level of trust and integrity.
• Contribute to the development of cyber security and cyber threat intelligence standards and procedures consistent with corporate objectives and cyber security best practices to support cyber security programs at the IESO.
• Deliver intelligence collection frameworks to support robust processes for the collection of information and identification of threats to the Ontario electricity sector.
• Review, assess and analyze intelligence to support the IESO’s Cyber Threat Intelligence team and cyber security programs.
• Deliver and support information security technologies and programs.
• Review and update deliverables to ensure they meet the highest standards.
• Work with business units to identify opportunities for collaboration and growth of the cyber security and cyber intelligence programs.
• Collaborate internally with technology, cyber security, and other business units to support and enhance job functions.
• Perform other duties/tasks/projects as required or assigned.

Information Security Specialist

Full-stack Engineer

• 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.

Senior Engineering Technologist

Compliance

• Lead the development, submission and management of IESO compliance documentation for NERC, NPCC and MACD.
• Strengthen and maintain the IESO’s Internal Compliance Program by updating documentation, assessing risks, testing internal controls.
• Act as the IESO’s primary liaison with compliance enforcement authorities, coordinating submissions and managing alerts.
• Represent the IESO in standards development processes and industry forums, coordinating Ontario’s positions on standards.
• Provide leadership, collaboration and guidance across the organization, mentoring staff, and supporting key initiatives.

Senior Specialist, Compliance Assurance

Risk

• Lead enterprise‑wide risk management activities, including the identification, assessment, aggregation, and monitoring of risks, while setting and guiding risk targets that support organizational objectives.
• Advise and partner with business units, Risk Owners, and senior leaders to develop effective risk response plans, strengthen governance practices, and promote a proactive, organization‑wide risk culture.
• Develop and enhance ERM frameworks, policies, standards, and training, ensuring consistent, high‑quality risk management practices and continuous improvement in risk maturity.
• Prepare and deliver comprehensive risk reporting—including ERM dashboards, corporate risk profiles, and Board‑level updates—that clearly communicate trends, emerging risks, and mitigation progress.
• Coordinate with internal stakeholders and external partners to support key risk initiatives, oversee project deliverables, and ensure high‑quality, timely execution of risk‑related work.

Risk Management Lead

Analyst

• Assist in the development and maintenance of appropriate processes, systems and procedures to support metering, meter registration, meter data management, and/or settlement activities for the IESO-administered market.
• Assist in reviewing the effectiveness of existing processes and contribute to the development and implementation of effectiveness and efficiency improvements, as necessary.
• Provide technical and analytical support to both internal and external customers.
• Investigate customer inquiries or complaints, or provide support to settlement staff investigating such inquiries or complaints.
• Maintain records, work methods, policies and procedures relating to the market rules and legislation.
• Prepare and analyze data and information including estimation of meter data, settlement adjustments for notice of disagreements (NODs) and disputes for application to settlement statements, for use in settlement decision-making, to meet corporate financial reporting requirements and as negotiated with other business units or customers.

Analyst – Settlements

• Keeping abreast of industry developments, government policy, regulatory proceedings, and marketplace developments in Ontario and other jurisdictions and determine appropriate actions, regulatory interventions, and/or positions under evolving regulatory and policy changes.
• Flag potential areas of interest or concern for the IESO, providing recommendations to mitigate any risks to the IESO, attending hearings and stakeholder sessions, and proactively disseminating information to relevant client groups.
• Conduct studies and analyses in support of the regulatory objectives of the IESO, including analyses of strategic options, research, or special projects.
• Lead IESO appearances and develop IESO submissions for regulatory proceedings and policy initiatives of significance to the IESO in Ontario, Canada, and the United States, in coordination with other departments as required.
• Manage regulatory projects to ensure the submission of materials in accordance with established timelines and guidelines.
• Provide advice on regulatory matters and serve as a regulatory Subject Matter Expert on IESO initiatives.
• Manage relationships with team members, colleagues, other departments and stakeholders to ensure information is shared, issues are resolved, and an outcome that is desirable to the IESO is achieved.
• Develop and maintain relationships and alliances with inter-jurisdictional institutions, such as the Canadian Electricity Association and the ISO/RTO Council, and with the OEB and other regulatory institutions, such as the National Energy Board, the Federal Energy Regulatory Commission (FERC), and the North American Electric Reliability Corporation (NERC).
• Prepare and manage the development of IESO evidence in other entities’ rate cases, leave-to-construct applications, distribution plans and other applications, providing recommendations as required to the Supervisor.
• Prepare comments and materials on relevant codes, rate orders and licenses, providing recommendations as required to the Supervisor.
• Provide periodic/limited supervision to other delegated staff to assist on certain projects or studies.
• Undertake Company business on “away from home” trips as required.
• Perform other regulatory duties as required including: Monitor the IESO’s timely compliance with its regulatory obligations and responsibilities, ensuring pertinent licenses, permits and applicable market rules are adhered to and reporting and record keeping requirements are maintained.
• Manage the IESO’s fee submission to the OEB including taking a lead role in the design of IESO fees, the development of evidence and the preparation of related submissions to the OEB, providing recommendations as required to the Senior Manager, Regulatory Affairs.
• Conduct analyses and assess risks and uncertainties around IESO revenues and fees and recommend actions to mitigate these risks.

Senior Advisor – Regulatory Affairs

• Technical Support with existing budget, settlement, contracts and business information systems daily operations.
• Identify and perform gap analyses to recommend and establish enhancements to existing or new operational processes, procedures, and information systems.
• Prepare presentations, summaries, databases and organizes information, as required.
• Prepare reports of Demand Side Management data, including settlements, forecasts, contracts, procurements, contract milestones, and data in general, in addition to developing ad hoc reports.
• Work with internal users to develop business requirements for enhancements to existing or new information systems.
• Work with Information Technology (IT) to translate business requirements to IT specific requirements.
• Develop use cases and test cases for use in user acceptance testing.
• Develop user manuals and facilitate training sessions for solution enhancement releases or new product releases.
• Support access to financial data from various information systems for the purposes of reporting and analyses.
• Support budget management and settlement functions for the Demand Side Management division.
• Support with processing invoices and payments through OnlineIESO and Market Settlements, as applicable.
• Maintain budgets and settlements data as needed in the budget management tool.

Junior Analyst, Central Services

Community Manager

• Provide feedback to management on employee competency and performance evaluation of employees in stakeholder engagement and training.
• Oversee all aspects of hiring, development, training, performance objectives, performance reviews, coaching, and all matters of performance management including, if necessary, termination.
• Keep the Sr. Manager and leadership informed of progress, recommend staffing needs, select and implement staff needs, select and implement staff changes, and ensure job training and development.
• Develop and lead all Municipal and Community engagement strategies, processes, and assessment of stakeholder engagement plans.
• Establish mechanisms to support and guide stakeholder engagement activities within the company and the conduct of both the IESO and stakeholder participants.
• Lead cross-functional initiatives and major events working with leadership, IESO business units, and external stakeholders.
• Share the plans and strategies with the Regional & Community Engagement team for day-to-day implementation.
• Lead the development and implementation of the IESO’s municipal conference strategy, ensuring effective participation in key municipal and sector events.
• Identify strategic opportunities for engagement, coordinate IESO participation and messaging, and leverage conferences to advance IESO’s municipal engagement objectives.
• Develop and foster strong relationships with key municipal associations, including AMO, ROMA, NOMA, and FONOM, serving as one of IESO’s liaison.
• Report on the status of engagement opportunities to IESO leadership and stakeholders.
• Ensure timely, accessible, accurate and coordinated communication in support of stakeholder engagement processes.
• Develop appropriate control processes and project management that meet regulated requirements and IESO objectives.
• Develop, implement and monitor appropriate systems to meet due diligence requirements and to ensure stakeholder processes and data confidentiality.
• Lead and coach the team in their facilitation of engagement initiatives.
• Develop strategies to help staff build stakeholder engagement expertise.
• Assign work and/or areas of responsibility; provide guidance, and ensure the quality and accuracy of performance and output of the group is aligned with workload demands and efficient and economic practices.

Manager – Regional and Community Engagement

• 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, SMEs 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.

Operational Transformation Analyst – Operational Assessments

Systems Engineer

• Assist in conducting studies, analysis and application of specialized technology the field of power systems in support of real-time operations, operations planning or planning activities.
• Assist in the provision of analytical and technical support as needed for policies, operating agreements, equipment specifications, operational and outage plans and system investments.
• Assist with model development, studies and analysis that contribute to the production of Operating Instructions.
• Support IESO security, adequacy and operability obligations found in the Market Rules and in applicable NERC and NPCC reliability standards.
• Coordinate with neighboring entities on NERC, NPCC and regional market in the area of reliability matters.

Power System Engineering Analyst

• Conduct engineering studies and analysis to resolve inquiries and support real-time operations, operations planning or planning functions through analysis and application of highly specialized technology in the field of power system operation in areas including: Operating Security Limits (all time frames); transfer capability; outage (transmission and resource) assessment and support; transmission services; ancillary service requirements; supply adequacy, security and operability; joint operating and/or planning studies; inter-area activities; new or modified power system facilities and connections to the IESO-controlled grid; NERC/NPCC reliability standards compliance and support; developing and managing online and off-line models used by security and market software; validation of the real time operating plan; mentoring and assisting training of new and/or junior staff; or supporting real-time operations use of operating instructions and the accuracy of security software results.
• Receive assignment from the Sr Power System Engineer, Engineering Supervisor, Engineering Manager, and/or Senior Manager in general terms on specific problems related to assigned areas of work. Obtain necessary data for problem solution. Develop solutions to problems, information and produce the necessary justification (documentation, study results, etc.) to substantiate recommendations.
• Limit Derivation and Outage Integration Role: Through technical studies, identify bounds of operations and define critical parameters in the power system for all time frames within the normal scope of coverage. Produce reports to support findings and recommendations. Through technical studies, identify power system operating limits and instructions in support of real-time, operations planning and long-term planning using appropriate study criteria within the normal, high-risk and emergency system conditions. As required, derive limits and operating instructions within the normal scope of coverage and for forced/planned outages in all time frames, including the provision of TTC/ATC to facilitate the energy markets, capacity/demand response auctions, and transmission rights markets. Issue and oversee the revision, maintenance and accuracy of operating limits to support reliability monitoring and security constrained economic dispatch (market) systems through applicable contingency analysis software and instructions used by off-shift and on-shift staff. Support real-time monitoring tools as they related to system and market operations. Complete outage integration reviews and reporting for system security and adequacy with the purpose of accepting or rejecting outage requests from market participants and neighbouring entities. Coordination between participants, neighbouring entities, or with the IESO may be required. Common Role: Support IESO security, adequacy and operability obligations found in the Market Rules and in applicable NERC and NPCC reliability standards. Support the preparation and delivery of reliability compliance evidence, including work procedures, RSAWs, market manuals, training material and participation in reliability audits Participate in task forces, as well as internal/external committees on matters related to the secure and economic operation of the IESO-controlled-grid. Represent the IESO on interconnection committees. Participate as assigned, as a representative of the IESO before regulatory agencies, etc. and endeavor to advance the interests of the organization in designated areas. Supply a consultative service to other departments and/or business units on matters related to adequacy, security and operability. Mentor and assist training of new and/or junior staff. Exercise limited/periodic supervision over assigned staff on special projects. Sign or sign and seal documents as a P Eng. thus taking professional responsibility for one’s own work. On occasion, sign or sign and seal documents as a P Eng. for peer review, or to assume professional engineering responsibility for engineering work performed by unlicensed staff. Perform other duties as required.

Power System Engineer

Engineer

• The Transmission Planning Engineer will receive assignments from the Sr. Transmission Planning Engineer, Engineering Manager, and/or Manager in general terms on specific problems related to assigned areas of work.
• Obtain necessary data for problem solution, develop solutions to problems and produce the necessary justification (documentation, study results, etc.) to substantiate recommendations.
• Develop and/or contribute to the development of plans and planning products related to the electricity transmission system.
• Project manage the development of plans and planning products, including: documenting plan objectives, outcomes, deliverables, milestones, and setting the schedule/time lines.
• Build and maintain a familiarity with the tools and models commonly used to conduct transmission system assessments and analysis, including load flow simulation tools, economic evaluation tools, risk evaluation tools, electricity resource modeling tools, etc.
• Participate in economic evaluation of different options for meeting reliability needs as a transmission planning subject matter expert.
• Contribute to the development and continuous improvement of planning processes, procedures, tools and assumptions, including process documentation, quality assurance and quality control.
• Participate in stakeholder engagements, community engagements and/or consultations on planning matters, including occasionally acting as a subject matter expert on transmission planning matters and on specific plans and planning products.
• Liaise with government staff, Ontario Energy Board staff, and other sector agencies on planning matters, policy development and analysis, and joint initiatives, as required.

Transmission Planning Engineer

• Provide technical and analytical support related to the administration and application of metering, meter data management and settlement services to customers.
• Assist in the development and maintenance of appropriate processes, systems and procedures within the Metering, Production and/or Support groups of the Settlement Division and to perform settlement activities for the IESO-Administered Market.
• Assist in reviewing the effectiveness of existing processes and contribute to the development and implementation of effectiveness and efficiency improvements, as necessary.
• Provide technical and analytical support to both internal and external customers.
• Investigate customer inquiries or complaints, or provide support to settlement staff investigating such inquiries or complaints.
• Support and assist in one or more of the following areas: Developing and maintaining the functional specifications for metering installations including site documentation and totalization tables, on-site communication equipment and systems, meter data collection system interfaces and meter data management processes and requirements.
• Track and process document submissions in support of meter registration activities.
• Analyze and review metering installation proposals, measurement and verification (M&V) plans, commissioning reports and post-installation audit reports to confirm compliance with market rules.
• Identify non-compliances and communicate these concerns to metering staff, as necessary.
• Maintain records, work methods, policies and procedures relating to the market rules and legislation.

Settlements Analyst

• Manage the project management function that oversees the connection process
• Manage the overall authorization process for participation in IESO-administered markets and/or programs with internal IESO business units and organizations seeking such participation.
• Manage the overall “facility registration lifecycle” with internal IESO business units and external participants.
• Facilitate the registration, maintenance and de-registration of physical facilities for IESO-administered markets or programs.
• Review documentation, market rules, market manuals and converse with subject matter experts to develop registration requirements for facilities.
• Following up on customer issues to expedite their resolution within the IESO.
• Deal with subject matter experts and customers to achieve an acceptable resolution.
• Manage the issuance of approval documentation to the participant and within the IESO on recommended decisions pertaining to participation or physical facilities.
• Manage the collection of participant data and equipment models and data for operational and planning purposes, and the assignment and maintenance of other related master data or market data needed for IESO applications as required.
• Manage the IESO registration system and Online IESO.
• Champion the registration system as a central library for all master data required by the IESO.
• Establish proactive discussions with participants or IESO personnel either to mitigate existing issues or to develop new solutions to challenges surrounding registration activities or operational matters.
• Manage the support of system operations with respect to problems associated with registered data.
• Foster the knowledge of market rules for the purposes of identifying the obligations.
• Provide customers and others in the IESO with updates, interpretations and impacts as needed.
• Manage the coordination, technical leadership and business systems expertise to internal and external customers regarding projects and change management.
• Lead, manage and support process improvements and execution in Operations.
• Manage the preparation and maintenance of guides and procedures to support the processes consistent with business needs, market rules or other IESO-controlled documents.
• Manage the delivery of new or revised IESO-controlled documents in accordance with the IESO baseline process.
• Assess and manage compliance with relevant reliability standards, criteria, policies and market rules.
• Establish and maintain as applicable, RSAWs, documents, procedures, business controls and performance measures in support of department functions.
• Provide support to reliability organizations (NERC, NPCC) as required.