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CWA seeks an experienced Plant Manager to lead the Mechanical & Electrical infrastructure on the Sizewell C Avonmouth HUB mobilisation and production phase. You will manage plant, drive safety, asset management, and contractor performance across construction and operations, reporting to the Plant Leader.
Based on site, you will coordinate onboarding, commissioning, and ongoing plant stewardship. The role requires extensive leadership of multidisciplinary teams, budget acumen, and a strong track
Help Shape the UK’s Energy Future
Electrical Plant Manager Opportunity with the Civil Works Alliance (CWA), Supporting Sizewell C
As part of the CWA (Civil Works Alliance), you will support the building of 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.This role will be within theMarine and Tunnels Section.
The Plant Manager will be responsible for the management, operation and maintenance of the project's Mechanical & Electrical infrastructure, and all associated Plant on site, ensuring the safe, compliant and reliable supply of power & plant across all construction and operational areas. The role leads electrical safety, asset management, maintenance of mechanical plant, commissioning and contractor performance activities, while ensuring compliance with statutory requirements and supporting the successful delivery of project objectives within a highly regulated environment.
The successful candidate will be the main point of contact for all Electrical, Mechanical, and Plant related activities at the Avonmouth HUB for all site set-up, and then production activities that will be used to support the Marine & Tunnelling section of the Sizewell C project.
The Avonmouth plant manager will start the project to coordinate the site requirements and reporting during the site set-up works phase. The candidate will be based on site at the Avonmouth HUB, close to Bristol.
The Plant Manager would be responsible for overseeing the mobilisation of the machines on site, ensure the standard requirement for the project, the inspection, commission, decommissioning, and ensure they are maintaining and safe to work on site first.
They will report to the CWA plant leader, develop the plant procedures to apply the Electrical, Mechanical, and Plant related safe systems of work on the project.
The scope will include a list of activities to coordinate the asset and maintenance within the project including but not limited to the following:
Understand plant requirements in both short and long term.
Issue plant procedures to explain and roll out the CWA plant system of work, for CWA owned assets and for hired equipment management.
Define the standard plant and equipment requirements based on the project requirements.
Monitor plant utilisation and maintain plant records, including usage, maintenance and downtime.
Ensure the assets are recorded in the GMAO system for asset and maintenance management.
Ensure all plant and vehicles are accurately recorded as either on or off hire.
Maintain plant/vehicle check lists for ongoing plant audits.
Support the delivery teams to produce plant and equipment forecasts and share with the Plant Department for sourcing and management.
Identify opportunities for operational efficiencies by utilisation of new technology or equipment in consultation with the CWA Plant Team.
Maintain records of plant maintenance and statutory inspections, implementing inspections at appropriate timescales to ensure compliance with relevant industry standards.
Support the implementation and maintenance of good working practices regarding Plant and Equipment Utilisation.
Develop reporting and dashboards to monitor the plant and equipment fleet.
Organise meetings with the delivery and production teams to collect feedback and propose improvement plans.
Ensure the process in place is well performed, and alert in case of deviation.
Inform regularly the Plant Leader of progress.
Sharing regular progress reports with the stakeholders.
Resolving any issues or delays in an efficient manner.
Promote continuous systems improvements and good practice.
The CWA is a single delivery organisation made of up of the client (Sizewell C) and three parent companies - Balfour Beatty, Bouygues and Laing O'Rourke - which offer industry leading packages including market leading salaries, generous annual leave entitlements, pension scheme and other flexible benefits.
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, , , , gender reassignment, or belief, marital status, or and maternity.