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Salary
≈ $71k – $124k per year (Estimated)
Location
Hybrid (Mississauga, Canada)
Seniority
Architect · 15+ years exp
Visa
Positions approved through LMIA in 12 months: 5
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 24, 2026. First seen by Alion on Oct 21, 2026. AtkinsRéalis scores A on the Alion truth index.

Overview
Company
Impact
Profile match
AtkinsRéalis is a Canadian professional services and project management company created when the engineering firm SNC-Lavalin, founded in Montreal in 1911, acquired the British consultancy Atkins in 2017 and adopted the combined name in 2023. It designs and manages infrastructure programmes across transport, water, buildings, energy and defence, and holds a substantial nuclear business through Candu Energy that services and builds heavy water reactors. Headquartered in Montreal and listed in Toronto, the group employs tens of thousands of engineers, planners and consultants across Canada, the United Kingdom, the Middle East and Asia Pacific.

Job Description

Overview

A Control System Software Specialist is responsible for leading complex software and control design, construction, and commissioning activities for major industrial and nuclear projects, overseeing technical documentation, guiding engineering teams, and collaborating closely with clients and suppliers to deliver high-quality solutions. This role is ideal for a candidate with extensive experience in Siemens PLC programming and Siemens SCADA programming.

Your role

  • Lead and mentor a team of junior engineers in Siemens PLC custom programming for specialized engineered tooling.
  • Oversee programming and engineering work following internal and client procedures, QA programs, and applicable codes, standards, and regulatory requirements.
  • Perform programming troubleshooting and testing activities.
  • Integrate software and hardware components and review/approve software engineering documents such as test procedures, test reports, operation manuals, etc.
  • Coordinate and interface with clients, suppliers, and project stakeholders to execute assigned engineering work.
  • Provide prompt response and engineering resolutions on any critical engineering-related matters.

About you

  • Engineering Degree in Electrical Engineering from an accredited university or equivalent degree as recognized by Professional Engineers Ontario (PEO).
  • Registered Professional Engineer (P.Eng.) in the Province of Ontario and member in good standing.
  • 15+ years of relevant design, implementation, or construction support experience (experience with greenfield construction and/or the nuclear industry is an asset).
  • Experience with Siemens PLC programming including Step 7, S7-SCL, S7-GRAPH, S7-Starter, SIMATIC NET, WinCC Flexible, and S7 Distributed Safety.
  • Experience in Siemens SCADA programming, specifically WinCC Classic.
  • Experience with Siemens PROFIBUS and PROFINET.
  • Experience executing projects that are subject to import/export controls.
  • PELCO experience (Endura Certified System Technician is an asset).
  • Excellent organizational and effective problem-solving skills.
  • Willingness to travel to project sites to meet corporate needs.

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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