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System Design Specialist - Intermediate

Toronto, Ontario
System Design Specialist

Aversan Inc. (www.aversan.com) is a reputable Engineering Company that provides expertise in Systems Integration and Software Testing for industries including Digital Health, Medical Devices, IT and Aerospace. We seek a qualified System Design Specialist
to work on leading edge technology products. The successful candidate for this full-time position will be a part of a highly motivated and highly technical work environment that feeds off the collective energy of a team-oriented workplace.

Location: Toronto

Work Model: hybrid

Experience-3 to 5 years

Job Description:

Key Accountabilities: 

●              Converts Customer (internal and/or external) 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.

●              Similarly creates new concepts or modifies existing concepts to fulfil customer requirements.

●              Prepares system, subsystem, and interface requirement specifications by analysing, decomposing modelling and refining customer requirements and typical train control domain requirements.

●              Prepares Operational Concept Document.

●              Performs technical/engineering tasks to define system design, subsystem requirements, application databases for software subsystems.  Analysis and simulations are performed as necessary to identify design feasibility & driving requirements.

●              Prepares specialised signalling design skills, covering one or more of the following:

●              Signalling Principles;

●              Block design;

●              Interlocking control tables;

●              Safe braking model;

●              Performance analysis and Headway simulations;

●              Application database design;

●              Prepares specialised network design skills, covering one or more of the following:

●              Communication network requirements;

●              Communication network design (both wired and wireless);

●              Communication network configuration (both wired and wireless);

●              Communication network analysis on various perspectives, such as reliability, security, scalability, maintainability etc.

●               Troubleshooting various complex network issues;

●              Evaluation of existing third-party communication network design and their interaction with CBTC communication network, such as development of interface definition, RF interference, security assessment etc.

●              Prepares and supports bids and proposals, including customer requirements compliance assessment, gap analysis, architecture design, simulation, trade-off of key features, estimation, etc.

●              Presents technical design and reports to customers and/or other engineering/management groups in clear, complete, concise and non-ambiguous terms.

●              Defines or proposes updates of processes and standards covering the work and its products based on the knowledge of systems engineering and/or his technical speciality.

●              Operational design limits are evaluated and defined; performance analyses and simulations are developed & performed to support the above.

●              Ensure the signalling design is implemented in accordance with applicable standards and signaling principles.

●              Interface and build strong working relationships with Software, Hardware and IVVQ groups to ensure timely analysis and resolution of in-house and field test issue.

●              (LR8 or LR9) leading technical discussions, technical solution presentation to internal and external stakeholders


●              Promote a safety culture where product safety is paramount

●              Ensure that safety is built into the design by early identification and resolution of safety related defects

  • Domain knowledge in Engineering system principles
  • SDLC
  • DOORS, Polarian, Data analytics, Power Query, Power Bi, JIRA, Schedule Tools etc
  • Rail signaling knowledge (Desirable)
organizational skills
Optional : Professional Engineer (PENG), PMP,International council on system Engineering(INCOSE)Management Professional (PMP), International Council on Systems En

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