Computer Control Specialist Engineer

slihrms; Mississauga; Hybrid; CAD 90,000 - 130,000; Full time

Benefits offered by this job

Hybrid working culture

Generous time-off policies

Professional development opportunities

Job summary

AtkinsRéalis in Canada seeks a Computer Control Specialist Engineer to design and sustain digital I&C systems for CANDU plants. You will develop architectures for DCC, DCS, PPC, HMI, and data historians, and specify interfaces and safety requirements.

Responsibilities include safety analyses, software lifecycle reviews, FAT/SAT support, and coordination with vendors, operations, and licensing bodies. Strong I&C and cyber knowledge is essential.

Qualifications

• Bachelor's degree in Electrical, Computer, or Software Engineering.
• Licensed P.Eng. or eligible for registration is required.
• Experience with DCC, DCS, PLCs and cybersecurity assessments.
• Knowledge of CSA and IEC nuclear safety standards and I&C practices.
• Experience with RTOS, SCADA, and networked control systems.

Responsibilities

• Develop and maintain computer control system architectures for CANDU plants.
• Design DCC, DCS, PPC, HMI, and data historian systems.
• Define system requirements, specs, and interfaces.
• Prepare architecture diagrams and design documentation.
• Perform safety-related evaluations and hazard analyses.
• Review lifecycle activities, code reviews, and change control.
• Support FAT/SAT and licensing interactions with regulators.

Skills

DCC platforms

DCS platforms

PLC systems

Safety PLCs

Cybersecurity assessments

RTOS

CANDU control knowledge

Networked control systems

Redundant network design

IEC 61850 concepts

Education

Bachelor's degree in Electrical or Computer Engineering or Software Engineering

P.Eng. license or eligible for registration

Tools

IEC 61850

IEC 61513

SCADA systems

Real-time operating systems

Industrial Ethernet / networked control

Job description

Overview

The Computer Control Specialist Engineer is responsible for the design, analysis, specification, integration, verification, and lifecycle support of digital Instrumentation & Control (I&C) systems used in CANDU nuclear generating stations. The role focuses on Distributed Digital Control Computers (DCC), Distributed Control Systems (DCS), plant computer systems, safety-critical computer systems, communication networks, cybersecurity, and overall I&C architecture supporting reactor control, process control, monitoring, and nuclear safety functions. The engineer ensures that computer-based systems meet nuclear safety, reliability, cybersecurity, licensing, and operational requirements throughout the design, refurbishment, commissioning, and operating phases of CANDU facilities.

Your role

Develop and maintain computer control system architectures for CANDU nuclear plants.

Design and specify Distributed Digital Control Computer (DCC) systems, Distributed Control Systems (DCS), Plant Process Computers (PPC), Human Machine Interfaces (HMI), Supervisory and Monitoring Systems, Data Historians and plant information systems.

Define system requirements, functional specifications, and interface requirements.

Prepare architecture diagrams, system descriptions, and design documentation.

Perform engineering evaluations for safety-related computer systems.

Develop and review Safety Design Requirements, Software Design Requirements, Functional Requirements Specifications, Failure Modes and Effects Analysis (FMEA), Hazard Analyses, Reliability Assessments.

Ensure compliance with nuclear safety principles including Single failure criterion, Independence, Defense-in-depth, Diversity, Redundancy and Fail-safe design.

Develop plant wide I&C architecture strategies by designing communication interfaces among Reactor regulating systems, Shutdown systems, Turbine control systems, Process control systems, and Emergency support systems.

Evaluate Network segmentation, Data flow requirements, Communication protocols, Cybersecurity boundaries.

Support modernization and digital upgrades. System Integration between: Control system vendors, Engineering disciplines, Operations personnel, and Licensing organizations.

Review interface control documents and Resolve hardware and software integration issues.

Support Factory Acceptance Testing (FAT) and Site Acceptance Testing (SAT).

Review software lifecycle activities and quality assurance.

Participate in requirements verification, Software validation, Code reviews, Configuration management, Software change control.

Perform root cause investigations, recommend corrective actions and plant improvements.

About you

Bachelor's degree in Electrical engineering, Computer Engineering, or Software Engineering.

Licensed Professional Engineer (P.Eng.) or eligible for registration.

Experience with Deterministic safety analysis, Common Cause Failure (CCF) assessments, Diversity assessments, Software hazard analysis, Reliability analysis and Cybersecurity assessments.

Experience with DCC platforms, DCS platforms, PLC systems, Safety PLCs, Networked control systems, Virtualized control environments, SCADA systems and Real-time operating systems.

Thorough Knowledge of Candu Control Systems.

CANDU Control Systems: Knowledge of Candu Control Systems for safety and non-safety applications commensurate with the role requirements.

Thorough knowledge of CSA Nuclear standards (such as CSA N286 - Management System Requirements, CSA N290.14 - Qualification of Digital Safety Systems, CSA N290.7 - Cyber Security for Nuclear Facilities, CSA N290.1 - Safety Systems of Nuclear Power Plants, CSA N290.13 - Reliability Programs for Nuclear Power Plants and CSA N285/N299), International standards (IAEA Safety Standards, IEC 61513, IEC 60880, IEC 62138, IEC 61226 and other IEEE nuclear I&C standards) and CNSC REGDOCs.

Thorough understanding of Control system architecture, Redundant network design, Ethernet-based industrial networks. Time synchronization systems, Fiber optic communications, IEC 61850 concepts and Cybersecure architecture.

Architecture and Networking: Understanding of Control system architecture, Redundant network design, Ethernet-based industrial networks. Time synchronization systems, Fiber optic communications, IEC 61850 concepts and Cybersecure architecture.

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

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