Control Systems Software Specialist

Mississauga, Ontario, Canada

Overview

Join our team as a Control System Software Specialist leading complex software and control design, construction, and commissioning activities for major industrial and nuclear projects. You will oversee technical documentation, guide engineering teams, and collaborate 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. If you thrive in a dynamic environment and enjoy solving critical engineering challenges, we would love to meet you.

Your role

As the company recognized subject matter expert, the Electrical engineering drawings (including GAs, DDs, EDs), change paper markups, calculations, design/analysis reports, design requirements, design manuals, bill of materials, design specifications, technical specifications, component specification sheets, commissioning specifications, etc.

• Lead and mentor a team of junior engineers, in Siemens PLC custom programming for specialized engineered tooling.
• Perform programming/engineering work following internal as well our clients' procedures and QA programs, and applicable codes, standards, and regulatory requirements.
• Perform programming troubleshooting and testing activities.
• Integrating software and hardware components and preparing/approving software engineering documents such as test procedures, test reports, operation manuals etc.
• Coordinate and interface with client(s), suppliers, stakeholders, provide technical guidance and instruction to Designers/Drafters to execute assigned engineering work.
• Provide prompt response and engineering resolutions on any critical engineering related matters.
• Perform field walk‑downs during different design phases and prepare Walkdown reports as required.

About you

• Engineering Degree in Electrical Engineering from an accredited university or equivalent degree as recognized by Professional Engineers Ontario (PEO).
• 15+ years of relevant design implementation/construction support experience (experience with green field construction and/or nuclear industry are assets).
• Experience with Siemens PLC programming experience – Step 7, S7‑SCL, S7‑GRAPH, S7‑Starter, SIMATIC NET, WinCC Flexible and S7 Distributed Safety.
• Experience in Siemens SCADA programming experience – WinCC Classic.
• Experience in Siemens PROFIBUS and PROFINET.
• PELCO experience (Endura Certified System Technician an asset)
• Experience in interpreting electrical drawings and Engineering Change Control.
• Good working knowledge of applicable codes and standards, such as of CSA 22.1, Canadian Electrical Code Part I and The Ontario Electrical Safety Code (OESC).
• Excellent organization and effective problem‑solving skills.
• Willing to travel to and potentially work at Project sites to meet corporate needs.

Additional, preferred qualifications (mandatory for some projects):

• Registered Professional Engineer in the Province of Ontario and member in good standing or eligible to obtain such registration within 6 months of hiring.
• Experience in executing projects that are subject to import/export controls.
• Ability to obtain and maintain a Level 2 security clearance.

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.