Job Responsibility: Location: Toronto, Canada Thales people architect solutions that support 85 million mainline and suburban passenger journeys, worldwide, every day. Our Rail Signalling and Communication systems are used on metro lines across major cities, and 72,000 kms of route, 52,000 trains per day in 16 countries are controlled by our Traffic Management Systems. Together We deployed the first-ever nationwide ticketing system which processes over 50 million ticketing transactions in 100 cities daily. Thales provides world-leading Communications-Based Train Control (CBTC) and interlocking for mass rail transit applications globally. The Centre of Competence for Urban Rail Signalling is located right before you at mid-town Toronto. As the largest office in Canada, we house a department for every step of the Software Development Lifecycle (SDLC)! This includes Software, Hardware, Systems Design, Verification & Validation, Operations, etc. The supporting corporate shared services teams in Finance, Human Resources and IT is also located at the office. Our office space was designed to provide a sustainable, healthy workplace that expresses TRSS's brand while increasing collaboration. Features include Greenguard furniture, EnergyStar appliances, low-emitting adhesives, sealants, and sliding glass doors on internal offices provide daylight and views to the outside. Come join the big Transport family, here in Toronto! We are looking for an Intermediate System Design Specialist to join our team in Toronto. The successful candidate will perform system design, analysis, modelling and simulation to specify and verify train control systems developed. You will also develop and define system design features to meet Customer requirements. Additionally you will Analyze and evaluate designs to verify compliance with System technical requirements; Develop and define ATC Subsystems requirements and Analyze and evaluate ATC system performance and prepare associated technical contract deliverables. Reporting to the Project Systems Specialist, the incumbent is accountable for performing the design work correctly, within cost and schedule limits,



as defined in approved work packages. The System Design Specialist typically works with a team of engineers to define what will be designed, how it will perform and how it will be determined that it is working correctly. Key Responsibilities: TECHNICAL

- Converts Customer requirements into conceptual designs and prepares associated documentation by performing operational analyses, simulations and technical trade-off studies evaluating alternative design configurations and functional features
- Creates new concepts or modifies existing concepts to fulfil customer requirements
- Prepares system and subsystem requirement specifications, interface requirements and test requirement documents by analyzing, decomposing, modelling and refining customer requirements and typical train control domain requirements
- Performs technical/engineering tasks to define system design and subsystem requirements details
- Analysis and simulations are performed as necessary to identify design feasibility & driving requirements
- Prepares and supports preparation of design and development proposals based on the knowledge of ATC technology, customer requirements and backed by analysis, simulation and trade-off of key design driving requirements
- Presents technical design proposals and reports to customers and/or other engineering/management groups in clear, complete, concise and non-ambiguous terms
- Prepares specialized ATC system analyses based on polytechnic engineering skills and detail knowledge of the ATCS domain, covering one or more of the following: Logic and Continuous Controls Design; Safety distance calculations; Headway simulations and Radio/Network knowledge including RF

GENERAL
- To ensure system requirements are accurately and completely defined




- To ensure that system design meets customer requirements, and to enforce lower levels designs compliance to their respective requirements
- To maintain high personal productivity while working interactively with many other suppliers and user groups
- To make system design decisions and document them in a methodical and professional manner within budget and on time
- To meet deadlines on the development programs involving new design challenges
- To produce accurate cost/schedule estimates

Required Skills and Experience:
- Bachelor's degree in Electrical, Computer, System Design Engineering or equivalent
- Minimum of 3 years relevant experience in systems design engineering

Preferred Skills and Experience:
- Knowledge of railway signalling techniques
- Knowledge of specification-driven systems design (as it applies to computer systems with both hardware and software operation)
- Familiarity with military and automated train control systems specifications and standards
- Good technical English language writing skills; positive communication and analytical skills
- Familiarity with modern software development methodology tools and software specification
- Knowledge of the Thales RSS product line and its operating principles
- Good planning and organization skills
- Basic mechanical and dynamic motion analysis, reliability engineering, radio communications systems engineering, automatic controls and command engineering
- Experience with DOORS, or equivalent based requirements tool
- Model based system engineering experience

Thales is an equal opportunity employer which values diversity and inclusivity in the workplace. Thales is committed to providing accommodations in all parts of the interview process. Applicants selected for an interview who require accommodation are asked to advise accordingly upon the invitation for an interview. We will work with you to meet your needs. All accommodation information provided will be treated as confidential and used only for the purpose of providing an accessible candidate experience.

📌 Intermediate System Design Specialist (Toronto)
🏢 Thales
📍 Toronto