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Posted 2 months ago

Instrumentation & Controls Engineer

@ AtkinsRéalis

Mississauga, Ontario

Full-time7+ years experience
Apply now
SIGNALS

Overview

AtkinsRéalis is hiring an experienced Instrumentation & Controls Engineer to design and modify CANDU instrumentation and control systems under QA programs and nuclear codes. The role requires a Professional Engineer registration in Ontario and 7 to 12 years of engineering experience, with hybrid work and competitive compensation.

Responsibilities:

  • Design CANDU instrumentation and control systems and modifications
  • Prepare I&C specifications, setpoint calculations and technical documents
  • Prepare drawings, wiring input and procurement requisitions
  • Coordinate with clients, suppliers and design disciplines
  • Perform field walk-downs and support construction and commissioning

Requirements summary:

  • Engineering degree in a relevant field
  • Professional Engineer registration in Ontario
  • 7 to 12 years of pertinent engineering experience
  • Willingness to become a Nuclear Energy Worker
  • Excellent written and oral communication skills

Tools & skills

Source and dates

Employer career site / ATS feed · workday

Employer posting date
2026-09-16
First seen by our source
2026-10-08
Source record updated
2026-10-22

These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.

Job details

SenioritySenior
DepartmentEngineering
Experience7+ years
Hours per week40 (estimated)
Work settingOffice, Plant or factory, Client sites
PositionSitting and standing
Physical demandsphysical low · computer high
LanguagesEnglish
Licences & certificationsProfessional Engineer (PEO), Nuclear Energy Worker
EducationBachelor’s degree (required)
Fields of studyEngineering
Perks mentionedFlexible hours, Paid training

Summary and details written by AI from the posting; the employer’s posting is the authority.

AtkinsRéalis

Saved company profile

Historical company information from a saved The Jobs API profile (LinkedIn/Crunchbase fields). It is not live-verified; figures may have changed. Missing values remain unknown.

Full company description

We are 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. ---

LinkedIn followers
522,517
People associated on LinkedIn
46,698
Reported office locations
  • 455 René-Lévesque Blvd W, Montreal, QC H2Z 1Z3, CA
Business categories
  • Construction
  • Innovation Management
  • Mining
  • Infrastructure
  • Transportation
  • Energy
  • Civil Engineering
Other recorded names
  • AtkinsRéalis
Profile identifies a recruitment agency
No
Reported total investment
1,128,343,771

Currency and observation date were not supplied; this is not a current valuation or a funding round.

We are 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. ---

FieldValue
IndustryEngineering Services
Company size10,001+ employees
HeadquartersMontreal, QC
Organization typePublic Company
Open jobs on Jobsy123
LinkedInView page
Job description

Job Description

Overview

This position is for an experienced individual who is extremely self-motivated and looking to further develop his/her career in the nuclear field. The candidate shall be able perform engineering work following AtkinsRéalis/Candu Energy QA programs, and applicable codes, standards, and regulatory requirements as well as coordinate and interface with colleagues and the client to execute assigned engineering work.

Your role

  • Perform engineering work following AtkinsRéalis/Candu Energy procedures and QA programs, and applicable codes, standards, and regulatory requirements.

  • 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.

  • Prepare requisitions or Engineering Quotation Requests (EQR) for equipment and materials to support procurement.

  • Coordinate and interface with client(s), suppliers, stakeholders and other design disciplines to execute assigned engineering work.

  • Deliver technical presentations accurately and effectively.

  • Interface and provide technical guidance and instruction to Designers/Drafters.

  • Prepare scope of work and input to bid proposals.

  • Perform field walk-downs during different design phases and prepare Walkdown reports as required.

  • Assist field construction and execution activities, such as field changes, design revisions, commissioning, AFS, closeout, etc.

  • Assist in providing responses to technical enquiries from design review teams and regulatory agencies.

  • Complete the assigned scopes or tasks within given budget and schedule, and in good quality.

  • Provide prompt response and engineering resolutions on any critical engineering related matters.

About you

  • Engineering Degree in a relevant field of engineering from an accredited university or equivalent degree as recognized by Professional Engineers Ontario (PEO).

  • Registered as a Professional Engineer in the Province of Ontario.

  • Experience commensurate with the grade level, with a minimum of 7 to 12 years of pertinent engineering experience.

  • Previous experience at an operating nuclear power station or a similar installation not required but would be an asset.

  • Site experience in construction, or commissioning of electrical systems for nuclear or other heavy industries would be an asset.

  • 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.

  • 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.

  • Knowledge of OPG and/or BP Engineering Change Control (ECC) process, standards and procedures is considered an asset.

  • Willingness to become a Nuclear Energy Worker (NEW).

  • Shall have fundamental technical knowledge to resolve engineering issues or technical problems.

  • Shall have excellent communication and technical writing skills and good ability to interact and communicate (both verbal and in writing) professionally with colleagues, clients and contractors.

  • Demonstrate strong interpersonal skills and the ability to work in a multidisciplinary team environment.

  • Demonstrate good technical skills and problem-solving capabilities and be able to seek practical solutions to engineering problems.

  • Excellent written and oral communication skills.

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.

About AtkinsRéalis

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.

Find out more.

Additional information

AtkinsRéalis 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.

By submitting your personal information to AtkinsRéalis, you confirm that you have read and accept our Privacy Notice.

Appropriate 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).

Successful 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.

Worker Type

Employee

Job Type

Regular

At AtkinsRéalis, we seek to hire individuals with diverse characteristics, backgrounds and perspectives. We strongly believe that world-class talent makes no distinctions based on gender, ethnic or national origin, sexual identity and orientation, age, religion or disability, but enriches itself through these differences.

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