{"id":1797351,"url":"https://alion.io/job/atkinsrealis-senior-ic-engineer-2","title":"Senior I&C Engineer","company":{"id":8926,"name":"AtkinsRéalis","domain":"atkinsrealis.com","url":"https://alion.io/company/atkinsrealis","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":86,"open_postings":408,"ghost_share":0,"stale_share":0.556,"repost_share":0.002,"time_to_fill_p50_days":43,"computed_at":"2026-10-20T05:45:00Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Mississauga, Canada"],"countries":["CA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":62000,"max_usd":106000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":418},"experience_years_min":12,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-10-03T18:16:45Z","employer_posted_date":"2026-10-03","last_verified_at":"2026-10-20T03:22:06Z","board_verified":true,"closed_at":null,"days_open":16,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":16},"description":"Job Description\nOverview\nA Senior Instrumentation and Controls (I&C) engineer is required to work on the design and development of I&C systems on projects involving new designs and/or enhancements (via Services type of work) to CANDU plants and other nuclear installations.\nYour role\nPerform conceptual and/or detailed design of CANDU instrumentation and control systems and modifications thereof, including definition of system functional and performance requirements and control algorithms, definition of control logic and wiring arrangements, control parameters, setpoints, instrument ranges and environmental qualification and seismic qualification.\nPerform specification, sizing, and selection for various types of I&C components, and produce component related documentation including assessment documents, setpoint calculations, error analyses, technical specifications, etc.\nUpdate and/or prepare I&C engineering design documents including design requirements, design description, elementary diagrams, functional specifications, etc., together with the supporting analysis/assessment documents and other design basis documents.\nProvide input to the drawing office for the preparation of various I&C related engineering drawings such as general arrangement drawings, instrument loop diagrams, wiring and connection diagrams, bills of materials, etc.\nProvide or update wiring and technical design input to computerized wiring programs.\nInterface with various engineering disciplines, suppliers, and other areas of the company.\nAssist in providing responses to technical enquiries from design review teams and regulatory agencies.\nAssist in providing technical support to engineering groups at site.\nDeliver technical presentations accurately and effectively.\nManage assigned work effectively, including prioritizing, executing, managing schedule and budget, and reporting, to meet project goals.\nAbout you\nRegistered Professional Engineer in the Province of Ontario, member in good standing.\nBS Honors degree in a relevant field of I&C/Electrical/Automation engineering.\nMinimum 12 Years experience in conceptual, preliminary and/or detailed design of CANDU instrumentation and control systems and modifications. Familiarity with Engineering Change Control/Modification process is an asset.\nExperience at an operating nuclear power station or a similar installation is not required but would be an asset.\nDemonstrate good technical skills and problem-solving capabilities and be able to seek practical solutions to engineering problems.\nDemonstrate strong leadership and interpersonal skills as well as a strong customer focus and the ability to work in a multidisciplinary team environment.\nExcellent written and oral communication skills.\nFamiliarity with instrumentation and control system functions, configurations and equipment as used for CANDU plant process systems, safety systems or safety-related systems, or for similar systems in other industries would be an asset.\nPrevious experience with methodologies and processes used for I&C modernization of a nuclear power plant would be an asset.\nFamiliarity with industrial/nuclear QA programs and procedures along with pertinent CSA, IEEE, or related I&C engineering codes and standards would be an asset.\nRewards & benefits\nExplore the rewards and benefits that help you thrive - at every stage of your life and your career at AtkinsRéalis in Canada.\nEnjoy competitive compensation, employee recognition, and a brilliant range of flexible benefits you can tailor to your health, wellbeing, financial and lifestyle needs.\nMake the most of diverse opportunities for training and professional development to grow your skills and expertise.\nAnd take advantage of our hybrid working culture and generous time-off policies to balance a fulfilling career with your personal life.\nBe rewarded. Find out more.\nAbout AtkinsRéalis\nWe're AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world's infrastructure and energy systems. Together, with our industry partners and clients, and our global team of consultants, designers, engineers and project managers, we can change the world. We're committed to leading our clients across our various end markets to engineer a better future for our planet and its people.\nFind out more.\nAdditional information\nAtkinsRéalis cares about your privacy. AtkinsRéalis and other subsidiary or affiliated companies of AtkinsRéalis (referred to throughout as “AtkinsRéalis”) are committed to protecting your privacy. Please consult our Privacy Notice on our Careers site to know more about how we collect, use, and transfer your Personal Data.\nBy submitting your personal information to AtkinsRéalis, you confirm that you have read and accept our Privacy Notice.\nAppropriate accommodation will be provided upon request throughout the recruitment and hiring process as required by Company policy and the Accessibility for Ontarians with Disabilities Act (AODA).\nSuccessful applicants will be notified about AtkinsRéalis’ accommodation policies at the time the employment offer is extended, and the information will be shared with new personnel during the onboarding process.\nWorker Type\nEmployeeJob Type\nRegularAt AtkinsRéalis, we seek to hire individuals with diverse characteristics, backgrounds and perspectives. 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