Senior I&C Engineer
AtkinsRéalis
Mississauga, Ontario, Canada
OverviewA 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.
Your role
- Perform 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.
- Perform 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.
- Update 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.
- Provide 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.
- Provide or update wiring and technical design input to computerized wiring programs.
- Interface with various engineering disciplines, suppliers, and other areas of the company.
- Assist in providing responses to technical enquiries from design review teams and regulatory agencies.
- Assist in providing technical support to engineering groups at site.
- Deliver technical presentations accurately and effectively.
- Manage assigned work effectively, including prioritizing, executing, managing schedule and budget, and reporting, to meet project goals.
About you
- Registered Professional Engineer in the Province of Ontario, member in good standing.
- BS Honors degree in a relevant field of I&C/Electrical/Automation engineering.
- Minimum 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.
- Experience at an operating nuclear power station or a similar installation is not required but would be an asset.
- Demonstrate good technical skills and problem‑solving capabilities and be able to seek practical solutions to engineering problems.
- Demonstrate strong leadership and interpersonal skills as well as a strong customer focus and the ability to work in a multidisciplinary team environment.
- Excellent written and oral communication skills.
- Familiarity 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.
- Previous experience with methodologies and processes used for I&C modernization of a nuclear power plant would be an asset.
- Familiarity with industrial/nuclear QA programs and procedures along with pertinent CSA, IEEE, or related I&C engineering codes and standards would be an asset.
Why choose AtkinsRéalis?
Wherever you are in your career – and whoever you are – AtkinsRéalis is for you. Here, support and collaboration are a vibrant part of a culture that lets you choose where – and how far – your career can go. Take on projects that push boundaries and drive sustainable impact, surrounded by colleagues who believe there's no limit to how brilliant you can be. It's time to join a like‑minded team where you'll be rewarded, supported, and free to be your kind of brilliant.
Rewards & benefits
Explore the rewards and benefits that help you thrive – at every stage of your life and your career at AtkinsRéalis in Canada.
Enjoy competitive compensation, employee recognition, and a brilliant range of flexible benefits you can tailor to your health, wellbeing, financial and lifestyle needs.
Make the most of diverse opportunities for training and professional development to grow your skills and expertise.
And take advantage of our hybrid working culture and generous time‑off policies to balance a fulfilling career with your personal life.
Be rewarded. Find out more.
We'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.
- ...Job Description Overview A 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...SeniorFull timeInternshipWork at officeFlexible hours
- ...Job Description Overview An Instrumentation and Controls (I&C) engineer/designer 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...SuggestedFull timeInternshipWork at officeFlexible hours
- ...AtkinsRéalis is one of Canada's largest private sector nuclear engineering groups. We have been providing a wide range of services to the nuclear... ...CANDU nuclear technology. Your role Lead a team of I&C engineers to prepare I&C related tasks and deliverables. To review...SuggestedFull timeInternshipWork at officeFlexible hours
- ...Job Description Overview We are seeking an Instrumentation and Controls (I&C) Engineer to join our team. The candidate is required to work on the design and development of I&C systems on project involving new design of Small Modular Reactors for Nuclear plants. Your...SuggestedFull timeInternshipWork at officeFlexible hours
$150k - $200k per year
...Senior Geotechnical Engineer Geotechnical Services Southern Ontario Annual Salary Range: $150,000 - $200,000 Be part of a team dedicated to delivering high-quality technical solutions that help clients navigate complex project needs. You'll have the opportunity to...SeniorLong term contractFull timeContract workFor contractorsInternshipWork at officeFlexible hours- ...Senior Software Developer About the Role We are looking for a Senior Software Developer who approaches software delivery with... ..., automated testing, Git-based workflows, CI/CD, and repeatable engineering practices to deliver faster, safer, and higher-quality outcomes....SeniorFull timeInternship
- ...Working with the Associate Director, Airside & Infrastructure Engineering (AIE) this position supports the Capital Project and Commercial... ...resolve problems and support various key GTAA partners. As a Senior Engineer, Structural, you will: Provide technical direction...SeniorHourly payFull timeContract workInternshipWork at office
- ...shifting way to solve the data security problems that legacy approaches cannot. About You: We are looking for a skilled DevOps Engineer to join our team and help streamline software delivery, infrastructure management, and system reliability. You will work closely with...SeniorFull timeWork at officeShift work3 days per week
$80k - $99k per year
...The role You are where things stop being stuck. When our Senior Support Analysts cannot resolve something, it comes to you — and... ...(roughly 40–50% of your time, with a dedicated Implementation Engineer seat planned as this work grows) Lead migrations, server...SeniorFull timeImmediate start$154k - $193k per year
...capabilities within PointClickCare, working closely with other engineering teams across the organization to identify, build and support traditional... ..., scalable, and high-impact AI products. Job Summary The Senior Machine Learning Systems Engineer will work closely with the...SeniorLong term contractFull timeWork at officeRemote workFlexible hours- ...Job Description Overview AtkinsRéalis provides cutting-edge engineering, procurement, construction and financing solutions to projects... ...from a qualified professional engineer to complete the assigned I&C related scopes or tasks and prepare necessary engineering design...RemplacementFull timeFor contractorsInternshipWork at officeFlexible hours
$90k - $110k per year
...Senior Civil Engineering Designer Environmental Due Diligence & Remediation Mississauga, ON / Remote Annual Salary Range: $90,000-$110,000 CAD Join Pinchin Canada in a Senior Civil Engineering design role where your technical expertise will support project excellence...SeniorFull timeWork at officeRemote workFlexible hours$139k - $155k per year
...office with your specific team. This is a requirement for this role. Team Summary: The AI SRE team is a focused group of SRE engineers dedicated to making PointClickCare's AI and ML platforms reliable, secure, and operationally excellent — from data processing and ML...SeniorLong term contractFull timeWork at officeRemote workFlexible hours- ...AtkinsRéalis is one of Canada's largest private sector nuclear engineering groups. We have been providing a wide range of services to the nuclear... ...or equivalent work experience with a minimum of 3 years in I&C and mechanical design and drafting. Working knowledge of REVIT...Full timeInternshipWork at officeFlexible hours
- ...We are the leading provider of sustainable Engineering, Architecture, Construction and Consulting... ...execution. Job Description The I&C Design Engineer III is responsible for overseeing... ...under the supervision of a Lead or Senior Engineer. Identifies basic non-compliant...SeniorFull timeFor subcontractorWork at office
$89k - $138k per year
...Then the infrastructure team is for you! As Hatch continues to grow its presence in Ontario, we are seeking an experienced Senior Highway Engineer to play a key role in delivering some of the region's most impactful transportation infrastructure projects. Based in...SeniorLong term contractContract workInternshipLocal areaFlexible hours- ...Job Description Overview Senior Electrical Engineer (BOP) is responsible for leading all Balance of Plant (BOP) electrical engineering activities... ...Civil & Structural, Mechanical, Instrumentation & Controls (I&C), Turbine Generator, Cooling Water Systems, Construction...SeniorFull timeContract workInternshipFlexible hours
$115k - $165k per year
...and water. Want to be part of the creation and construction of our cities? Then the infrastructure team is for you! Drainage Engineer, Senior We are actively seeking a motivated and experienced Drainage Engineer, Senior based in Mississauga, Ontario. The successful...SeniorLong term contractFor contractorsLocal areaFlexible hours- ...Job Description Overview The Computer Systems Engineering department is responsible for digital instrumentation and control equipment... ...related industries Experience with industry and/or international I&C/software standards is considered an asset Strong background...SeniorFull timeInternshipFlexible hours
- ...Requisition ID: 100967 Job Category: Engineering Location: Mississauga, ON, Canada Join a company that is passionately committed... ...Closure (Tailings) Practice group at Hatch is seeking to hire a Senior level, Geotechnical Tailings Engineer to become a practitioner...SeniorLong term contractLocal areaFlexible hours
$115k - $165k per year
...Requisition ID: 100496 Job Category: Engineering; Metals Location: Mississauga, ON, Canada Join a company that is passionately committed to the pursuit of a better world through positive change. With more than 70 years of business and technical expertise in mining...SeniorLong term contractLocal areaFlexible hours$115k - $165k per year
...Requisition ID: 100492 Job Category: Engineering; Metals Location: Mississauga, ON, Canada Join a company that is passionately... ...cycle on greenfield and brownfield facilities? Apply today! The Senior Process Engineer will be part of an engineering team providing...SeniorLong term contractLocal areaFlexible hours- ...AtkinsRéalis is one of Canada's largest private sector nuclear engineering groups. We have been providing a wide range of services to the nuclear... ...system performance and reliability. Evaluate digital I&C system products and establish processes and procedures for their...SeniorFull timeInternshipFlexible hours
$131k - $181k per year
...make positive change! Are you looking to take the next step in your career? Hatch is currently seeking a highly motivated Senior Electrical Engineer - Nuclear to join our team in Mississauga. The global energy transition is upon us. As we shift to a low carbon world,...SeniorLong term contractLocal areaFlexible hoursShift work$115k - $165k per year
...mining life cycle on greenfield and brownfield facilities? Apply today! The hydrometallurgy team is growing! Hatch needs a Senior Process Engineer to join our Metals Business Unit in the Hydrometallurgy Practice. Become part of a global team of innovative and trusted...SeniorLong term contractLocal areaFlexible hours$81k - $138k per year
...Requisition ID: 101785 Job Category: Engineering Location: Mississauga, ON, Canada Join a company that is passionately committed... ...to hearing from you. Hatch is seeking an experienced Senior Fire Engineer to join our growing Fire Safety team. In this role...SeniorLong term contractLocal areaFlexible hours- ...Job Description Overview As a new member of the Nuclear Steam Plant (NSP) electrical engineering department, you will involve with a variety of exciting projects supporting the design and modifications for the electrical power system for Candu and other Nuclear power...SeniorFull timeFor contractorsInternshipFlexible hours
$115k - $165k per year
...Then the infrastructure team is for you! As Hatch continues to grow its presence in Ontario, we are seeking an experienced Senior Highway Engineer and Project Manager to play a key role in delivering some of the region's most impactful transportation infrastructure...SeniorLong term contractContract workLocal areaFlexible hours- ...Component Design Job Description Role Overview The Onsite Engineer / Coordinator serves as the critical link between the client’s... ...engineering ~8–10 years’ experience (Check in the JD) ~ Senior Engineer / Lead Engineer (only if aligned with JD level) Technical...SeniorFull time
$150k - $200k per year
...our cities? Then the infrastructure team is for you! Hatch is currently seeking a highly motivated and experienced Senior Traction Power Engineering Manager to join our Global Rail Systems team in Mississauga, Ontario location. In this role the ideal candidate is...SeniorLong term contractFor contractorsLocal areaFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior I&C Engineer. Be the first to apply!
- ingénieur en planification Mississauga, ON
- evaluation engineer Mississauga, ON
- engineering co-op student Mississauga, ON
- compiler engineer Mississauga, ON
- mixing engineer Mississauga, ON
- city engineer Mississauga, ON
- resident engineer Mississauga, ON
- vibration engineer Mississauga, ON
- engineer Mississauga, ON
- contact center engineer Mississauga, ON

