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Senior Overhead Catenary System Engineer

Vacancy details

General information


Egis is a global consulting and engineering firm working in construction, transport and mobility services. Our mission: create and operate intelligent infrastructure and buildings to further the transition to a low-carbon economy and contribute to more balanced and sustainable territorial development.
To support our growth dynamic, we offer a wide variety of career opportunities in more than 120 countries.
Joining our Group and its 16,000 employees means, above all, sharing our values as a people-first company, strongly committed to sustainability and innovation.




Position description

Job title

Senior Overhead Catenary System Engineer

Contract type

Permanent contract

Job description

Within the Power Supply and OCS department, you will support the development of our project activities in the Asia Pacific Region and internationally. Particularly, you are supporting the Overhead Catenary System Design Team in their detailed design and turnkey activities.


The OCS Engineer’s main duties consist in carrying out design studies, from feasibility to detailed design phases. This covers :   

  • Pantograph / OHE Dynamic Mechanical simulations
  • OCS Layout plans for yards and corridors, Switching station designs on Mainline and in depot
  • Foundation design calculation and foundation cross section drawings for OHE support structures in yards
  • Profile calculations, contact wire gradient study,  dropper schedule
  • Sag & tension calculations for return conductor & overhead protection conductor
  • Conceptual earthing and bonding report and developing earthing and bonding layout in yards and mainline
  • OCS major components detailed specifications (cantilever, droppers, switcher, disconnectors, auto-tensors, etc..)
  • Interfacing with Traction PSY Deign Team for Wires calculations.


The Sr OCS Engineer is also expected to :

  • Manage CAD Draftmen / BIM modeller to produce the relevant Drawings and digital models
  • Assist on a punctual basis Design Managers in their own duties.
  • Contribute to R&D actions, technical watch and knowledge capitalization
  • Participate to tenders technical proposal / Business development actions


The scope of Works cover :

  • Mass Rapid Transit Systems
  • Suburban train
  • High Speed Rai
  • Light Transit system (Tram



  • • Degree in Electrical or Mechanical Engineering
  • Qualified professional working under limited supervision capable of performing technical studies and with
  • Ability to work in an International Context – Outstanding level of English (oral & writing)

Position location

Job location

Asia, Thailand



Candidate criteria

Minimum level of education required

6-Engineer’s degree

Minimum level of experience required

6-10 years