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Electrical Supervisor Tunnelling

Job Introduction

Reporting directly to the Electrical Superintendent on day-to-day basis regarding safety, quality, productivity of electrical operations; the Electrical Foreman will be responsible for overseeing all the electrical plant, distribution and services required for the construction of the Tunnels and site setup at Area Central and associated works.

Role Responsibility

Key Responsibilities


  • Safety critical role overseeing all Electrical, Surface, Tunnels and Shaft works – Temp site services and then tunnel construction works, TBM construction, communications & control systems.
  • Compliance with Costain Way Safe Systems of Works
  • Oversee all the electrical personnel and electrical plant and distribution and associated activities as required.
  • Electrical Supervisor - Controls will be responsible for, but not limited to; delegating work among the electrical personnel, liaising with the Electrical Superintendent to organize shift patterns as the job progresses, procurement of materials, daily allocation sheets for labour, overseeing management of spare parts, implement and manage PPM system, overseeing test and inspection regime. Oversee construction of TBMs and HV package substations.
  • HV SAP with specialist knowledge of control systems and comms as well as TBM’s
  • Maintain all records of inspections and maintenance (planned & unplanned)  


Other Responsibilities

  • Close liaison with the immediate tunnel construction team on requirements and programme.
  • Close liaison with the SCS Safety team.
  • Promoting and monitoring the roll out and implementation of SCS values and behaviours.

The Ideal Candidate


  • JIB Approved Electrician
  • Experience in a similar level role, responsible for the electrical distribution and personnel.
  • An accepted City & Guilds Apprenticeship or equivalent professional electrical qualification or HNC, HND or Eng. Tech. in Electrical Engineering
  • Strong leadership, communication and conflict management skills
  • In depth knowledge of industry regulations for, construction and testing and commissioning of tunnelling electrical equipment and services e.g. Health & Safety in Tunnelling in The Construction Industry (BS 6164: 2019), IET Wiring Regulations (BS 7671: 2018)
  • Highly experienced in Tunnelling works; minimum 15 years.
  • Proven track record working with various TBM manufacturers.
  • Experienced HV SAP
  • Proficient at working with PLC’s to programming level.
  • Knowledge of robotics and automated systems.
  • High level English (written and spoken)



  • Expert knowledge of products, construction details and relevant rules, regulations and quality standards.

About the Company

The role will work on the HS2 project. HS2 is the UK’s new high speed rail network. It will be a catalyst for

economic growth across Britain, freeing up space on the existing railways and connecting 8 out of the UK’s

10 biggest cities with fast, reliable and frequent high speed services

The Skanska | Costain | STRABAG (SCS JV) is delivering the HS2 Main Civils Contracts which include both

Lots S1 (Euston Tunnels & Approaches) and S2 (Northolt Tunnels). The combined value of the contracts is

around £1.8billion with the works due for completion in 2025. Scope of works includes twin-bored tunnels (TBM), SCL tunnels, shaft sinking, bridge demolition and reconstruction, services diversions, earthworks and the construction of site compounds. You’ll be a welcomed member of the wider team, with opportunities to take on additional responsibility, join one of our networks for women, military or LGBT+ staff, and participate in cultural and social events with the local community (e.g. as a STEM ambassador). Your personal and professional development is important to us. We welcome a discussion about how we can support you with further study, or professional membership or attainment for example. HS2 – working with Skanska, Costain and STRABAG, closely monitors job applications, to ensure an inclusive recruitment process. To ensure we are able to maintain this, and to recruit a diverse workforce, we require candidates to complete the diversity form as part of their application so we are able to monitor and improve our approach to diversity. Please note, all responses are anonymous and we will not share any of your data with other parties. All data will be held securely, (as stated within the Data Protection Act 1998) and will be reported to HS2. It is an SCSJV requirement that all employees, Design House, and Supply Chains must implement and comply with the requirements of ISO 9001:2015 Quality Management System, ISO 14001:2015 Environmental Management System with guidance for use”, OHSAS 18001:2017 Occupational Health and Safety Management Systems and ISO/IEC 27001:2013 Information Security Management System, Policies, Plans, Procedures and Processes, and statutory requirements as they affect the Joint Venture ‘s operations and ensure that the requirements, as applicable within their discipline, are effectively implemented on the project. Develop a culture of safety on the project through the absolute commitment to the Zero Accidents target and ethos, and develops a wider awareness of quality, environmental issues and demonstrates commitment to achieve continual improvement and Zero tolerance. We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

SCS Railways


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