Electrical Tunnel Engineer - M&T

Bouygues Travaux Publics SA; Greater London; On-site; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Market-leading salaries

Generous annual leave entitlements

Pension scheme

Flexible benefits

Job summary

Bouygues Travaux Publics SA is seeking an experienced Electrical & PLC Engineer to support underground and tunneling works during the Sizewell C construction phase. Based at Orwell Logistics Park with regular site visits, you will provide electrical expertise across marine and tunnel workstreams to help deliver safe, reliable site infrastructure.

You will design, install and test electrical systems, develop power distribution and review designs, while supporting from installation through

Qualifications

• Degree or equivalent in Electrical or Electronic Engineering.
• ECS Card and 17th or 18th Edition qualification.
• Experience in a comparable electrical engineering role within major construction, infrastructure or tunneling environments.
• Experience with TBMs, including electrical establishment, power distribution and auxiliaries.
• Strong knowledge of electrical systems, power distribution, control systems and fault-finding.
• Experience designing and troubleshooting electrical systems and making sound technical decisions.
• Proven project and process management capability with a methodical, collaborative approach.
• Ability to produce clear technical documentation (drawings, specifications, testing plans).
• Commitment to safety and compliance with relevant standards; promote HSE.
• Clear communication across multidisciplinary teams, subcontractors and alliance partners.

Responsibilities

• Support the design, implementation and technical oversight of electrical systems for tunneling and marine works.
• Lead and coordinate electrical aspects of TBM establishment, including power supplies and control panels.
• Develop electrical power requirements and distribution for TBMs, conveyors and auxiliary equipment.
• Assess and plan power requirements for TBMs and associated plant, including ventilation and water treatment.
• Produce and review technical drawings, specifications, calculations, simulations and documentation.
• Design, develop and maintain robust testing regimes for on-site electrical systems.
• Provide technical support through installation, commissioning, fault-finding and breakdown resolution.
• Support HV/LV cabling schemes, transformers, grids and power supply units.
• Prepare risk assessments, method statements and permit applications.
• Review subcontractor designs and ensure alignment with project requirements.
• Coordinate electrical works with project teams to maintain safety and schedule.
• Champion high standards of health, safety, wellbeing, environmental performance, quality and continuous improvement.

Skills

Electrical engineering

TBM experience

Power distribution

Control systems

Electrical fault-finding

Documentation

Health and safety

Communication

Project management

Team collaboration

Education

Electrical or Electronic Engineering degree

Tools

AutoCAD

PLC programming

Job description

Specialized in civil engineering and engineering structures, Bouygues Travaux Publics is one of the world leaders in the fields of land use planning and sustainable infrastructure construction. Bouygues Travaux Publics is committed to diversity and is open to all talents.

Electrical & PLC Engineer – Tunneling

As part of the CWA (Civil Works Alliance) we will support the building for Sizewell C. Sizewell C will be a 3.2-gigawatt power station generating low-carbon electricity for around 6 million homes and will play a key role in our energy future, supplying reliable, clean electricity for at least 60 years.

The Civil Works Alliance is seeking an experienced Electrical & PLC Engineer to support underground and tunneling works during the Sizewell C construction phase. Based at Orwell Logistics Park, with regular site visits, this role will provide vital electrical engineering expertise across the marine and tunnel workstreams, helping to deliver safe, reliable and high-performing site infrastructure.

What You Will Do

• Support the design, implementation and technical oversight of electrical systems for tunneling and marine works.
• Lead and coordinate electrical aspects of Tunnel Boring Machine (TBM) establishment, including power supplies, control panels and auxiliary systems.
• Develop electrical power requirements and distribution arrangements for slurry, EPB or dual-mode TBMs.
• Assess and plan power requirements for TBMs, conveyors and auxiliary equipment, including grout plants, gantry cranes, chiller plants, ventilation and water treatment plants.
• Produce and review technical drawings, specifications, calculations, simulations and engineering documentation.
• Design, develop and maintain robust testing regimes for on-site electrical systems.
• Provide technical support through installation, commissioning, fault-finding and equipment breakdown resolution.
• Support the development of HV/LV cabling schemes, transformers, grids and power supply units.
• Prepare risk assessments, method statements and permit applications.
• Review subcontractor designs and implementation plans, ensuring alignment with project requirements.
• Work collaboratively with project teams and stakeholders to coordinate electrical works safely and effectively.
• Champion high standards of health, safety, wellbeing, environmental performance, quality and continuous improvement.

What We Are Looking For

• A degree, or equivalent qualification, in Electrical or Electronic Engineering.
• An ECS Card and 17th or 18th Edition qualification.
• Demonstrable experience in a comparable electrical engineering role within major construction, infrastructure or tunneling environments.
• Essential experience working with TBMs, including their electrical establishment, power distribution and auxiliary systems.
• Strong knowledge of electrical systems, power distribution, control systems and electrical fault-finding.
• Experience designing and troubleshooting electrical systems, with the ability to make sound technical decisions in a live project environment.
• Proven project and process management capability, with a methodical and collaborative approach.
• The ability to produce clear technical documentation, including drawings, specifications and testing plans.
• A commitment to working safely, following relevant standards and regulations, positively and influencing others to own the HSE agenda.
• Clear communication skills and the ability to work effectively across multidisciplinary teams, subcontractors and alliance partners.

The Following Would Be Advantageous

• PLC programming and maintenance experience.
• AutoCAD experience.
• Experience designing electrical schematics and control panel layouts.
• Experience installing and commissioning motors, sensors and actuators.
• Nuclear industry or nuclear licence condition awareness.
• Experience within joint ventures, alliances or major UK construction projects.

What We Will Offer You

The CWA is a single delivery organization made up of the client (Sizewell C) and three parent companies - Balfour Beatty, Bouygues, and Laing O'Rourke - which offers industry-leading packages including market-leading salaries, generous annual leave entitlements, pension scheme, and other flexible benefits.

About Us

The Civil Works Alliance brings together Sizewell C, Balfour Beatty, Bouygues and Laing O'Rourke to deliver essential civil engineering works for one of the UK's most significant low-carbon infrastructure projects.

The CWA is built around five core values: Humility, Positivity, Respect, Solidarity and Clarity . These values shape how its people work together: valuing different perspectives, challenging constructively, supporting one another, communicating openly and taking shared responsibility for exceptional project outcomes.

Diversity Statement

The CWA celebrates the creativity and innovation that comes from a diverse workforce, and we welcome applications from people of all backgrounds — especially those from under-represented communities. Our project is built on five core values: Humility, Positivity, Respect, Solidarity, and Clarity. By joining us, you'll be encouraged to bring your whole self to work, speak up, and share your ideas. We encourage applications from all suitably qualified candidates regardless of gender, race, disability, age, sexual orientation, gender reassignment, religion or belief, marital status, or pregnancy and maternity. We are committed to protecting your privacy. If you decide to apply, please avoid including sensitive personal data in your CV.