Let’s find your next opportunity​

{{ job.job_posting_title }}
{{item.trim() }} {{item.trim() }} {{item.trim() }}
{{ job.job_posting_title }}

{{ job.is_cms_job ? (job.cities.split(';').length > 1 ? 'Various locations' : job.location_mappings[0]) : (job.location_mappings.length > 1 ? 'Various locations' : job.location_mappings[0]) }}

saved
viewed

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.
Nuclear Engineering

Location

Mississauga, Ontario, Canada

Job Type

Full time

Ref

R-153720

Salary range

-

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?

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.

Souvik: A nuclear leader and mentor dedicated to shaping a sustainable energy future

Discover Souvik’s video: a nuclear leader and mentor dedicated to shaping a sustainable energy future.

Souvik: A nuclear leader and mentor dedicated to shaping a sustainable energy future

About AtkinsRéalis

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.

Related jobs

Project Engineering Coordinator
Nuclear Engineering Full time
Project Engineering Coordinator

Mississauga, Ontario, Canada

Project Specialist
Nuclear Engineering Full time
Project Specialist

Mississauga, Ontario, Canada

Human Factors Designer/Engineer
Nuclear Engineering Full time
Human Factors Designer/Engineer

Mississauga, Ontario, Canada

Piping & Structural Engineer
Nuclear Engineering Full time
Piping & Structural Engineer

Mississauga, Ontario, Canada

Senior Computer Systems Engineer
Nuclear Engineering Full time
Senior Computer Systems Engineer

Mississauga, Ontario, Canada

Senior Fuel Handling Engineer
Nuclear Engineering Full time
Senior Fuel Handling Engineer

Mississauga, Ontario, Canada

Senior Materials Engineer
Nuclear Engineering Full time
Senior Materials Engineer

Mississauga, Ontario, Canada

Junior Project Specialist
Nuclear Engineering Full time
Junior Project Specialist

Mississauga, Ontario, Canada

Junior Electrical / I&C Analyst
Nuclear Engineering Full time
Junior Electrical / I&C Analyst

Pickering, Ontario, Canada

Senior Mechanical Engineer
Nuclear Engineering Full time
Senior Mechanical Engineer

Mississauga, Ontario, Canada

Senior I&C Engineer
Nuclear Engineering Full time
Senior I&C Engineer

Various locations

Project Engineering Director - Civil
Nuclear Engineering Full time
Project Engineering Director - Civil

Various locations

Related blogs

Building strong teams and stronger communities: Dhara’s career at AtkinsRéalis

Today, I’m the Manager, Municipal Infrastructure, Ontario at AtkinsRéalis, where I lead a multidisciplinary team of more than 40 professionals while overseeing the delivery of complex municipal infrastructure projects. It’s a role that allows me to combine my passion for project delivery with my commitment to supporting and developing people.

Card link for Building strong teams and stronger communities: Dhara’s career at AtkinsRéalis
Award image

AtkinsRéalis named among the 50 GREAT British Employers of Veterans

Proven commitment to those who’ve served, see how AtkinsRéalis supports Armed Forces talent beyond words.

Card link for AtkinsRéalis named among the 50 GREAT British Employers of Veterans

The lessons 23 years in engineering will teach you: Suraya Dolah’s story

Meet Suraya Dolah and read about her 23 year journey in engineering shaped by passion, resilience, and impact.

Card link for The lessons 23 years in engineering will teach you: Suraya Dolah’s story

Chen Zhou on building better transit systems

Connecting people, operations, and infrastructure is what make transit work.

Card link for Chen Zhou on building better transit systems

Not your typical engineering career: Danielle’s story across borders

Read how Danielle Lim‑Kwan built a truly global engineering career.

Card link for Not your typical engineering career: Danielle’s story across borders
Vanessa smiling at the camera

Vanessa on growth, leadership, and meaningful impact

Meet Vanessa and read how she transformed hands-on field experience into impactful leadership and team success.

Card link for Vanessa on growth, leadership, and meaningful impact

Powering major infrastructure: Paul on leading electrical engineering in British Columbia

I’m the Manager of Electrical Engineering for British Columbia at AtkinsRéalis, where I lead our Vancouver electrical team and support the delivery of complex infrastructure projects.

Card link for Powering major infrastructure: Paul on leading electrical engineering in British Columbia

From India to South Korea: building a career in HSE on one of Asia’s biggest pet food expansions

Meet Ashish, and read about what it takes to lead HSE on a major construction project and why he’s invested his career in helping a multinational organisation operate safely.

Card link for From India to South Korea: building a career in HSE on one of Asia’s biggest pet food expansions
Smita in Blue dress

From delivery to legacy: Smita on engineering what matters

From project delivery to quality leadership, Smita's journey has been guided by a simple belief: great engineering is not just about what we build, but the impact it leaves behind.

Card link for From delivery to legacy: Smita on engineering what matters
Picture of Marielle in an aircraft

Leading geotechnical work with purpose in Québec city

Meet Marielle and read how she built a career that brings together engineering expertise and leadership.

Card link for Leading geotechnical work with purpose in Québec city
Belal smiling in black suite

How Belal Deiranieh is shaping Middle East transportation.

Transportation is at the heart of the Middle East’s transformation. Discover how Belal Deiranieh will help drive the next phase of growth and connectivity at AtkinsRéalis.

Card link for How Belal Deiranieh is shaping Middle East transportation.
Aishwarya smiling in front of camera

From Pune to UK rivers: what Aishwarya’s intern work in water quality looks like.

At AtkinsRéalis, meaningful environmental impact can begin early in your career. As an intern in the Water Management Consultancy team, Aishwarya is helping assess water quality and pollution risks in UK rivers, applying her academic knowledge to real-world challenges that support healthier ecosystems and better environmental outcomes.

Card link for From Pune to UK rivers: what Aishwarya’s intern work in water quality looks like.