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Commercial Manager

Job in Cardiff, Cardiff City Area, CF10, Wales, UK
Listing for: J. Murphy & Sons Ltd
Full Time position
Listed on 2026-08-12
Job specializations:
  • Management
    Project & Program Management, Operations Management, Contracts Manager, Regulatory Compliance Specialist
  • Engineering
    Operations Management, Regulatory Compliance Specialist
Job Description & How to Apply Below
Murphy is recruiting for a Commercial Manager to work with Energy on the ETP Project in Aberthaw (South of Cardiff near Barry) OR Llandyfaelog (between Carmathen and Llanelli).

Llandyfaelog is a new substation build, Aberthaw is an extension of an existing substation. The commercial team will be based off site predominantly for Stages 1a and 1b at a client co-located office in Bristol / Cardiff (TBD)   

Our business is well-known for its extensive in-house expertise, experience, and continuous drive to innovate within the industry to create added value for all our customers. Throughout our history we have strived to challenge the norm and incorporate a wide range of new technologies and capabilities to ensure we meet the ever-changing markets and demands. Today we support groundbreaking transmission and distribution projects in four countries - ensuring their energy security for decades to come.

We offer a wide range of services including design, construction and commissioning. We deliver Engineering, Procurement & Construction (EPC) projects serving both regulated and private customers along with technical and engineering solutions within the conventional power and energy transition markets. Our continual drive to innovate, while encouraging sustainability, ensures we remain at the forefront of the industry, and is demonstrated in our long-standing relationships with major energy providers in multiple countries.

Murphy is recruiting for a Commercial Manager to work with Energy on the ETP Project in Aberthaw (South of Cardiff near Barry) OR Llandyfaelog (between Carmathen and Llanelli).

Llandyfaelog is a new substation build, Aberthaw is an extension of an existing substation. The commercial team will be based off site predominantly for Stages 1a and 1b at a client co-located office in Bristol / Cardiff (TBD)   

Our business is well-known for its extensive in-house expertise, experience, and continuous drive to innovate within the industry to create added value for all our customers. Throughout our history we have strived to challenge the norm and incorporate a wide range of new technologies and capabilities to ensure we meet the ever-changing markets and demands. Today we support groundbreaking transmission and distribution projects in four countries - ensuring their energy security for decades to come.

We offer a wide range of services including design, construction and commissioning. We deliver Engineering, Procurement & Construction (EPC) projects serving both regulated and private customers along with technical and engineering solutions within the conventional power and energy transition markets. Our continual drive to innovate, while encouraging sustainability, ensures we remain at the forefront of the industry, and is demonstrated in our long-standing relationships with major energy providers in multiple countries.

A day in the life of a Murphy Commercial Manager

Manage all commercial aspects of the Project and maintain regular liaison with all stakeholders.
Monthly Cost and Value Reconciliation reviews.
Manage project contractual change including variations, contractor’s claims and the early warning process.
In conjunction with the Project Director, manage the project risk register and ensure mitigation measures are reviewed and implemented in a timely manner.
Manage and support the project commercial team on a daily basis.
Oversee project procurement, ensuring commercial advantageous procurement for the business.
Maximising of cash position, including WIP control, cash flow production & improvement plans.
Manage contractor’s cost on a weekly basis, ensuring full understanding of all costs each week. Relaying cost performance information to the construction team to ensure project continually improves the estimated final margin.
Along with the Project Director and Planning Manager, assist in management of the programme.
Continually seek to improve the project performance commercially, including margin betterment, change control capture and avoidance of risks.
Manage project controls including value, cost, production and supply chain.  

Still interested, does this sound like you?

Chartered…
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