Overhead Catenary System (OCS) Design Engineer

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Date: 5 Sep 2023

Location: Toronto, ON, CA

Company: Alstom

Req ID:412540 

Imagine playing a central role in reducing the carbon footprint of Canada’s busiest public transit system and doing so with a consistently ranked Top Employer with a global reach. As part of the ONxpress consortium, Alstom is proudly working to transform the collective mobility of the Greater Toronto and Hamilton areas (GTHA) through the On-Corridor Works project, and we are hiring for hundreds of roles. The GO Expansion scope : new electric locomotives, fleet upgrades, train control systems, network electrification, signalling, telecommunications and digital systems, maintenance, and much more.

Alstom is seeking a Overhead Catenary System (OCS) Design Engineer. This individual will be responsible to establish and review basic and detailed design documents for the project.



  • Technical Interface Management with internal and external stakeholders
  • Technical management of suppliers and subcontractors
  • Responsible for on-time Design submission by their operational team (if applicable)
  • Sign-off OCS design documents delivered
  • Prepare and submit BIM format documents when applicable
  • Provide support on OCS topics to System Engineering team
  • Respect of Engineering Management Plan and Design Quality Plan
  • OCS global performances,
  • Requirement development, coming from reference and applicable documents from Metiers, Standards, Certification, Safety, Platform and Customer, and for transverse requirement allocations to the various subsystems in close collaboration with the relevant specialists
  • Respect of normative references and local standards rules
  • Integration of Reliability, Availability, Maintainability, Safety (RAMS) requirements
  • Functional analysis and specification
  • Support in definition of the global OCS typical assemblies and components and basic design (pegging plan, overlaps, crossover…etc) as per the external/internal requirements
  • Consistency and compatibility between all the sub-systems specifications
  • Efficiency of the transversal studies related to OCS (CEM, Earthing & Bonding…)
  • Technical interface with Customer to provide support to OCS Sub-system and OCS Design Manager
  • Off-shore Design team coordination
  • Participation to Design Reviews, part of the DFQ process
  • Preparation and follow up of all correspondences (letters, minutes of meetings, submittals…) related to OCS design activities
  • Definition of components technical criteria and technical evaluation of suppliers
  • Factory Acceptance Tests (FAT) procedures and technical assistance to FAT if any
  • Bill of Quantities (BOQ) elaboration, review and update
  • Support on arbitration on architecture definition between the subsystems to reach the best compromise for the OCS design
  • Participate in collecting REX on OCS design
  • Checking of suppliers, sub-contractors and in-house OCS designs and ensure technical compliance
  • Review and getting approval of design deliverables and reply to comments


The OCS team is mainly composed of on-shore located in Toronto, Canada, and off-shore part located in St-Ouen, France.



This position will report to the Overhead Catenary System (OCS) Design Manager and, managing a team of up to three.


The candidate will liaise with:

  • Engineering: Central Engineering and Transverse Engineering team
  • Project: Project management team
  • Site: Construction management team
  • Customer, Consultants, External stakeholders
  • Civil Works and Track works partners
  • Interfacing sub-systems (Rolling Stock, Trackwork, OCS, Signalling, Civil works)
  • Regional Centers


Performance Measurements

  • On-time delivering: 100%
  • Respect of Design For Quality (DFQ) milestones: 100% Go On Time, in accordance with the standards or rules of their Metier
  • Respect of performances of the system provided: 100%
  • The quality of the works performed


Educational Requirements



  • Bachelor's Degree of Mechanical/Civil/Electrical Systems


Prefered :

  • Master's Degree in Engineering
  • Professional Engineer designation as per Canadian regulations or in progress



  • A minimum of 4-5 years of experience in OCS engineering
  • A first experience in AC Electrification in Railway Project/s is preferred
  • Good knowledge of Canada standards and common practices
  • Good knowledge of BIM softwares and BIM design
  • Autonomy, motivated, initiative, team spirit
  • Fluent in English, second language appreciated


Competencies & Skills

  • Communication skills
  • Interpersonal skills (teamwork and leadership)
  • Decision-making ability
  • Analytical and critical thinking
  • Problem-solving ability
  • Resilience


Alstom is the leading company in the mobility sector, solving the most interesting challenges for tomorrow’s mobility. That’s why we value inquisitive and innovative people who are passionate about working together to reinvent mobility, making it smarter and more sustainable. Day after day, we are building an agile, inclusive and responsible culture, where a diverse group of people are offered opportunities to learn, grow and advance in their careers, with options across functions and geographic locations. Are you ready to join a truly international community of great people on a challenging journey with a tangible impact and purpose?  


Equal opportunity statement:
Alstom is an equal opportunity employer committed to creating an inclusive working environment where all our employees are encouraged to reach their full potential, and individual differences are valued and respected.  All qualified applicants are considered for employment without regard to race, colour, religion, gender, sexual orientation, gender identity, age, national origin, disability status, or any other characteristic protected by local law. 


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