{"id":3733757,"url":"https://alion.io/job/independent-electricity-system-operator-system-operator","title":"System Operator","company":{"id":1050606,"name":"Independent Electricity System Operator","domain":"ieso.ca","url":"https://alion.io/company/ieso-ca","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":null},"role":"Field & Service","role_family":"Field & Service","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Canada"],"countries":["CA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"IAM","optional":false},{"name":"NERC CIP","optional":false}],"status":"live","first_seen_at":"2026-10-20T07:00:00Z","employer_posted_date":"2026-10-20","last_verified_at":"2026-11-04T10:04:27Z","board_verified":true,"closed_at":null,"days_open":16,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":16},"description":"Date: February 25, 2025\nLocation: Mississauga - On-site\nRequisition ID: 21087\nStatus: Regular\nBusiness Unit: Markets and Reliability\nGrade/Band: [[payGrade]]\nShift Work: Yes\nAnnual Pay Range: For standard 40-hour work week\nStep 1: $126,939.28 to Step 10: $181,376.00\nThe successful candidate will be placed at the appropriate step within the salary grade/band, based on relevant years of experience and other applicable considerations.\nWhy join us?\nThe IESO is committed to ensuring Ontario’s electricity system meets the province’s needs today and into the future.We are charged with purpose, delivering reliable, affordable, and sustainable electricity for homes, businesses, and communities across the province. We are energized to grow, embracing opportunities to shape the future of a dynamic and evolving energy sector while advancing our careers. We are powered by teamwork, supported by diverse and passionate colleagues who foster respect, celebrate successes, and thrive on shared achievements. At the IESO, it’s not just what we do-it’s who we are!\nWho we are\nOur central role includes managing the provincial power grid in real-time, overseeing and evolving Ontario’s electricity market, engaging with government, municipalities and Indigenous communities, and planning for Ontario’s future electricity needs. Our employees play a key role in driving grid innovation, protecting the system from threats, advancing the province’s energy conservation programs, and forecasting and procuring the electricity resources we’ll need in the decades to come.\nThis is a unionized position that falls within the Market Operations Division in the Markets and Reliability Business Unit.\nWhat makes this role exciting\nThe energy sector is rapidly evolving, offering exciting new opportunities for those who want to make a difference.\nAs a member of the Control Room Operations Team, the System Operator helps fulfill the IESO’s roles as Reliability Coordinator, Transmission Operator and Balancing Authority for the province of Ontario by administering the IESO Controlled Grid (“ICG”) and the IESO Administered Markets (“IAM”) on a minute-to-minute basis ensuring a reliable, competitively-priced and sustainable electricity supply for the province:\nthrough intense and timely analysis, investigation and execution of control actions;\nin compliance with NERC reliability standards and NPCC criteria;\nwithin the Market Rules and relevant Regulations;\nthrough collaborative work with other Operations Team members;\nand under the general direction of the Shift Superintendent.\nThis is a promotion-in-place (PIP) affected role, candidates with lesser qualifications would be considered for a Assistant System Operator role.\n\nWhat you’ll do\nIn this role, you’ll make a meaningful impact by contributing to the IESO team and supporting the electricity needs of the province through:\nIESO Administered Markets (“IAM”/”Markets”)\nImmediately direct generation or shed load to mitigate critical conditions and preserve the integrity and reliability of the Bulk Electrical System (BES).\nCoordinate the IAM as per market rules, NPCC criteria and NERC standards.\nManage the inputs to the Dispatch Scheduling and Optimization engine (“DSO”), review the solution (both real-time (multi-interval optimization (“MIO”)) and pre-dispatch) to ensure accuracy, prepare to manually intervene in the solution if required, and provide final approval of the IAM 5-minute dispatch to maintain the balance of load and generation. \nMonitor/identify/investigate/resolve problems in the real-time and pre-dispatch schedules.\nMonitor/assess/recommend/implement/reconcile ancillary services contracts (e.g. voltage support, regulation) to meet market rule requirements and recommend further actions if the contract requirements are not being met.\nImplement interchange transactions between the IESO and its interconnected neighbours. This includes verifying the accuracy of NERC E-Tags, curtailing tags as required and providing final approval or denial of E-tags and transactions.\nLiaise with neighboring Reliability Coordinators (“RC”) and Balancing Authorities (“BA”) to ensure all interchange schedules are correct and agreed to. This includes working to resolve disagreements in schedules and arriving at an agreed to solution.\nMonitor/assess/implement the required control actions to maintain inadvertent interchange as low as possible as per procedures.\nProvide final approval for all planned generation outages, and implement connection and disconnection of generators from the ICG into the market tools.\nImplement demand response programs (e.g. OPA DR3 program) as per procedures and direct participants accordingly.\nImplement time error corrections and control actions as directed.\nReconcile daily reports such as inadvertent, market reports, etc.\nIESO Controlled Grid (“ICG”/”System”)\nImmediately direct generation, reconfigure transmission or shed load to mitigate critical conditions and preserve the integrity and reliability of the BES.\nCoordinate the operation of the ICG as per market rules, NPCC criteria, NERC standards and Operating Agreements.\nMonitor/assess/validate/update Operating Security Limits (“OSLs”) used to maintain system reliability throughout the day.\nMonitor/assess/implement/direct the operation of the ICG to maintain all equipment within the ratings provided by market participants, including day-to-day voltage control and power quality.\nMonitor/assess/implement/direct items to provide Area supply, provide ancillary services, maintain pre- and post- contingency voltage, respect thermal and stability limits, implement control actions, and respect transmission capacity and tie-line capacity between the IESO and its interconnected neighbors.\nImplement industry-based processes and procedures as required (e.g. Intertie Distribution Calculator (“IDC”), Transmission Loading Relief (“TLR”), etc.).\nRecognize deficiencies/errors in displays and drawings and recommend and request revision.\nRun system studies to determine the effect of different generation and transmission configurations upon the ICG. Provide recommendations to the Senior Operations Officer.\nSystem for Markets (“SFM”)\nCreate/check for accuracy/publish System Status Reports (“SSR”) for current day and next day to notify the market place of the status of the ICG and IAM.\nManage the inputs required for the Energy Management System (“EMS”) and DSO to ensure an accurate, consistent and economical solution.\nMonitor/assess/recommend/implement hourly changes to items such as Operating Reserve, Area Supply, OSLs, loop flows, post-contingency conditions, transmission capacity and inter-tie capacity to ensure an accurate, consistent and economical solution.\nEnsure the accuracy of the OSL activation plan. Manage and create OSL limits as directed for unplanned outages and out-of-scope conditions.\nMonitor/assess/approve/deny the submission of offers and bids into the IAM as per Market Rules.\nSubmit offers on behalf of market participants in the event of market participant tool failures.\nRun reports and produce the daily energy summary report for the Shift Superintendent used in the Morning Report.\nSelect re-preparation actions as directed and required. \nContingency Operation and System Restoration\nHave knowledge and implement contingency plans in preparation for the loss of a generator or transmission system element to maintain the reliability of supply throughout the ICG and protect the integrity of the Eastern Interconnection. This includes actions that are not documented and require staff to develop and implement plans based on good operating practice, operating agreements and equipment ratings with the cooperation of affected market participants.\nImplement demand limits as directed for out-of-scope conditions.\nRecommend plans and direct market participants to remove equipment from service.\nPlan/coordinate/supervise/direct the actions of internal (Ontario) and external (outside Ontario) entities for system restoration following a major system disturbance or energy emergency. This may include operation that is beyond the scope of past practice and may require execution of undocumented actions.\nImplement actions as directed to manage the IAM and ICG following a full or partial loss of the EMS and/or MIS systems.\nOutage Plan\nAssess/coordinate/revise the outage plan accordingly as real-time approaches to accommodate any changes required.\nAssess any short notice and forced outages that may affect the outage plan for the day and change the outage plan accordingly.\nWork with market participants to review switching plans to determine if they meet system requirements.\nWork with market participants to ensure the accuracy of outage data. This includes start/end times, correct equipment isolated and that all information is kept up-to-date.\nEnter forced/planned outages on behalf of market participants when required and provide an electronic response.\nHave an understanding of the impact of generation and transmission outages and the way they are processed in the EMS and DSO systems to ensure a proper outcome.\nNotify Operations Planning staff (i.e. those IESO staff that prepare and deliver the daily Operating Plan) of all critical forced outages and extensions that affect their time-frame.\nProvide Final Approval for all planned generation and transmission outages.\nTool Set\nHave an understanding of the DSO and EMS systems - how they are different and how inputs such as OSL’s and outage slips are handled differently.\nHave an understanding of how all the individual programs work on both the EMS and MIS systems and how to manipulate the inputs to achieve the required results.\nPerform general performance checks each shift to ensure the results produced are correct. \nIdentify performance issues to the appropriate support staff for repair.\nPerform a detailed assessment of the performance of the EMS and MIS systems following Network Model Builds and software releases.\nCoaching, Mentoring and Training\nContribute to the “training” program to ensure that department staffing is adequate as it relates to the certification and technical requirements of the operations functions. This includes coaching/mentoring junior staff, exercising periodic/limited supervision over designated Control Room staff mainly directed to work assignment, checking work and giving instruction. \nObtain and continually train to complete the required CEH hours to maintain NERC certification as per NERC standards. Keep up-to-date on advancements or changing technology, government policy, programs, NPCC criteria and NERC standards pertinent to the field of system operations.\nConduct special studies/analyses of market and/or system operations as required. \nOff-Shift Assignments\nUndertake “off-shift” assignments to gain necessary experience in departments that support system operations. Lead/support working groups’ preparation or review of operational analysis, instruction or tool development. As examples:\nPrepare reports such as System Control Reports and Incident Reports. Provide further input to support staff related to system events.\nReview and recommend changes to operating documentation and procedures acting as a Subject Matter Expert (SME) while advocating for the interests of the control room.\nPerform user acceptance testing of new software and tools.\nParticipate in committees and internal audits collecting and presenting information on operational issues.\nPrepare and present training material for both internal and external parties.\nIdentify user requirements for tools used for system operations.\nLiaise with market participants and interconnected companies to assist in administrative or technical projects/programs or emergency issues.\nCollaborate with other segments of the IESO in the study, planning, development, preparation, testing and implementation of programs/projects with an impact upon system operations.\nNote regarding mental pressure\nThere is frequent and sustain...","description_format":"text","description_chars":16871,"description_truncated":true,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"phd","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"Canada","iso":"CA","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Energy Efficiency","Smart City"],"lifecycle":[{"event":"open","at":"2026-11-04T08:58:35Z"}],"visa":[],"liveness":{"score":70,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.774,"p_room":0.9,"age_days":15,"expected_fill_days":25,"reasons":["conf:19","win:mid"],"computed_at":"2026-11-05T05:54:30Z"},"pay":null,"html_url":"https://alion.io/job/independent-electricity-system-operator-system-operator","json_url":"https://alion.io/job/independent-electricity-system-operator-system-operator.json","meta":{"generated_at":"2026-11-05T09:35:19Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":12170,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-06T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":1050606},"rest":"https://alion.io/mcp/rest/get_company?id=1050606"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Findependent-electricity-system-operator-system-operator"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Findependent-electricity-system-operator-system-operator"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Findependent-electricity-system-operator-system-operator"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/independent-electricity-system-operator-system-operator\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Findependent-electricity-system-operator-system-operator"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3733757}},{"tool":"search_jobs","arguments":{"company":"ieso.ca","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3733757},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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