Sr System Engineer - Supervision Control Center
Confirmed on the employer's own hiring board on Nov 1, 2026. First seen by Alion on Oct 14, 2026.
Req ID:530153
At Alstom, we understand transport networks and what moves people. From high-speed trains, metros, monorails, and trams, to turnkey systems, services, infrastructure, signalling and digital mobility, we offer our diverse customers the broadest portfolio in the industry. Every day, more than 80 000 colleagues lead the way to greener and smarter mobility worldwide, connecting cities as we reduce carbon and replace cars.
Could you be the full-time Senior System Engineer - Supervision Control Center (SCC) in Toronto, ON we’re looking for?
Your future role
Take on a new challenge and apply your system engineering expertise in a cutting-edge field. You’ll work alongside collaborative, innovative, and dedicated teammates.
You'll play a central role in transforming the collective mobility of Canada’s busiest transit system, contributing to the success of the GO Expansion project. Day-to-day, you’ll work closely with teams across the business (such as System Architecture, Design, Integration, Validation, and Cybersecurity), lead technical reviews, and ensure seamless integration and validation of complex systems.
You’ll specifically take care of designing system architecture, managing system requirements, and ensuring compliance with safety and cybersecurity standards, but also collaborate with cross-functional teams to deliver high-quality solutions.
We’ll look to you for:
Lead the following activities for the SCC System, which includes three subsystems: ATS (Automatic Train Supervision), SCADA, and the Security System:
Review and allocate accepted requirements to the User Stories.
Write User Stories based on the input requirements.
Write system specifications (requirements) and the operational context description.
Update design documentation based on internal (peer) reviews and customer comments.
Update and clarify specifications (requirements) during the design, development, and mock-up presentation phases.
Ensure that the system architecture and design comply with RAM, Safety, Standards, and Cybersecurity requirements.
Validate technical procedures defining the integration of the system, subsystems, and external interfaces.
Follow up and provide guidance on all integration activities between the system, the subsystems, and external interfaces.
Follow up and provide guidance on all validation activities at the system level; dispatch identified anomalies to subsystems when necessary.
Ensure that the system complies with all system requirements, the original customer contract, and any other implicit requirements derived from them.
Support and follow up on requirements traceability from the system level to subsystems and external interfaces.
Follow the ADDA processes (User Story process, proofreading process, delivery process, etc.).
Collaborate with the project planner to report progress on deliverable dates.
Participate in workshops with the SCC System team and MLX regarding User Story and System topics.
Interface with other system teams (ETCS, TMS, RBC, Iconis product, Turnkey, S&TC, Interlocking, Safety, Cyber, RAM, Quality, etc.).
Actively participate in reviews within the team and with other teams (System, Design, Integration, V&V, etc.).
Provide SCC System KPIs for OnCorr management.
Participate in CCB meetings and support the investigation of Change Requests.
All about you
We value passion and attitude over experience. That’s why we don’t expect you to have every single skill. Instead, we’ve listed some that we think will help you succeed and grow in this role:
Bachelor’s degree in Electrical Engineering, Automation, or equivalent
5+ years of experience in the railway industry
5+ years of experience in system engineering (requirements, architecture, integration)
3+ years of experience with large control center systems and their integration challenges
3+ years of experience with ATS and SCADA, desirable experience with ICONIS products (e.g., ATS CF, ATS CT, S2K-AGUI, S2K-UHMI)
Desirable experience with ETCS (European Train Control System)
Desirable experience with CROR (Canadian Rail Operating Rules)
Knowledge of distributed systems, network principles, and cybersecurity
Understanding of Agile principles and configuration management tools (e.g., Clearcase, EWM)
Strong relationship-building and problem-solving skills
Excellent communication skills in English
Things you’ll enjoy Join us on a life-long transformative journey - the rail industry is here to stay, so you can grow and develop new skills and experiences throughout your career. You’ll also:
Enjoy stability, challenges, and a long-term career free from boring daily routines
Work with new security standards for rail signalling
Collaborate with transverse teams and helpful colleagues
Contribute to innovative projects that shape the future of mobility
Utilise our flexible and inclusive working environment
Steer your career in whatever direction you choose across functions and countries
Benefit from our investment in your development, through award-winning learning
Progress towards leadership roles or technical expertise pathways
Benefit from a fair and dynamic reward package that recognises your performance and potential, plus comprehensive and competitive social coverage (life, medical, pension)
Compensation
The expected compensation for this role is $90,000 - $125,000 CAD per year, plus benefits and eligibility for an annual performance bonus. Final compensation will be based on skills, experience, and internal equity.
Use of Artificial Intelligence in Hiring
We do not use artificial intelligence in the recruiting process for this role.
Interview Process & Candidate Communication
Candidates who participate in an interview for this role will be informed of the hiring decision within 45 days of their final interview date.
This job posting represents an existing vacancy.
You don’t need to be a train enthusiast to thrive with us. We guarantee that when you step onto one of our trains with your friends or family, you’ll be proud. If you’re up for the challenge, we’d love to hear from you!
Important to note
As a global business, we’re an equal-opportunity employer that celebrates diversity across the 63 countries we operate in. We’re committed to creating an inclusive workplace for everyone.
If you require accommodation during the hiring process, please email us at [email protected] while referring to the job requisition number, job title and location you applied to.