Engineering Manager ( HV Cables)

J. Murphy & Sons Ltd; Ollerton; On-site; GBP 90,000 - 120,000; Full time

Job summary

J. Murphy & Sons Ltd is seeking an Engineering Manager (HV Cables) to lead design, procurement, testing, and commissioning of EHV cable projects across multiple sites in the UK.

You will provide technical leadership, mentor engineers, and ensure compliance with IEC, British Standards and National Grid specs. The role requires a Degree in Electrical/Power Engineering, Chartered Engineer status (or progress towards it) and 10+ years in HV cable systems.

Qualifications

• Degree in Electrical/Power Engineering or equivalent.
• Chartered Engineer status (or working towards) with IET or IMechE.
• Typically 10+ years in EHV/HV cable design, installation, and commissioning.
• Experience with technical procurement and supplier management for HV cables.
• In-depth knowledge of IEC, British Standards, and National Grid specs.
• Proven track record in leading technical investigations and corrective actions.
• Experience in developing and leading engineering teams.
• Experience with CYMCAP or similar cable rating software and on/offshore projects.
• Familiarity with digital engineering and GIS for cable projects.

Responsibilities

• Lead technical delivery and assurance of HV cable projects.
• Review design of EHV cable systems (400kV, 275kV, 132kV).
• Oversee HV testing and commissioning activities, including pressure and sheath testing.
• Provide technical leadership for site teams and QA/QC documentation.
• Mentor and develop junior engineers; foster excellence and improvement.
• Represent the business in technical meetings and client reviews.

Skills

Electrical engineering

Chartered Engineer

EHV/HV design

Procurement & supplier mgmt

IEC/BS/NG specs

Technical investigations

Engineering team leadership

CYMCAP

GIS & digital engineering

Education

Degree in Electrical/Power Engineering

Tools

CYMCAP software

GIS software

Job description

Murphy is recruiting for a [[title]]to work with Energy as part of our delivery of theGreat Grid partnership (GGP)

The project is currently in the process of mobilising the project teams in order to support the early works, inclusive of DCO support, ahead of site commencement Mid 2027. The works are currently split between our regional office in Stone Cross (Warrington), with GGP support in Birmingham and working with the Client based in Bury St Edmunds.

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.

Overall responsibility for all engineering activities related to Extra High Voltage (EHV) cable systems (400kV, 275kV, 132kV AC) across design, procurement, installation, testing, commissioning and rectification works. Lead the technical delivery and assurance of HV cable projects, ensuring compliance with customer scope, specifications, processes and relevant IEC/British Standards.

A day in the life of a Murphy Engineering Manager ( HV Cables)

• Review the design of EHV cable systems, with a focus on 400kV, 275kV, and 132kV AC and DC systems with the ability offer practical installation, testing and maintenance inputs
• Practical experience and appreciation of civil engineering aspects of HV cable installation including the management of temporary works and trenchless crossing design and installation techniques.
• Possess a robust understanding and application of cable system design principles, including thermal ratings
• Provide technical support to the Procurement function through scope production, review of designer specifications, BoMs and review of offers/proposals for the purchasing of HV cables and associated accessories, engaging with international suppliers.
• Lead supplier engagement for Type Testing, customer Type Registration requirements and Factory Acceptance Testing (FAT), ensuring all deliverables meet associated IEC, British Standards and customer specifications/scope.
• Ensure all engineering activities and deliverables are fully compliant with applicable standards and client specifications.
• Oversee and support HV cable installation, jointing, and termination (AIS/GIS) works, ensuring best practice and high standard of safety are considered at all times.
• Provide technical leadership for site teams, including the review and acceptance of supplier and subcontractor Risk Assessment Method Statements (RAMS), Inspection Test Plans (ITPs), checklists,and associated QA/QC documentation.
• Manage and coordinate HV testing and commissioning activities, including pressure testing, sheath testing and system energisation.
• Lead technical investigations into asset failures, conduct root cause analysis, and report findings.
• Develop and implement corrective and preventive actions to mitigate future risks through NCR and Lesson Leartn processes.
• Build and lead a high-performing HV Cable Engineering team, fostering a culture of technical excellence and continuous improvement.
• Mentor and develop junior engineers, supporting their professional growth
• Promote knowledge sharing and best practice across the team and wider business.
• Support RDEC claim for projects and area of expertise
• Represent the business in technical meetings, audits, and reviews with National Grid and other key clients.
• Champion best practice in health, safety, and environmental management, working closely with the SHES department.
• Ensure all engineering activities are conducted in accordance with company policies and legal requirements.

Requirements

• Degree in Electrical/Power Engineering or equivalent.
• Chartered Engineer status (or working towards) with IET or IMechE.
• Significant experience (typically 10+ years) in EHV/HV cable system design, installation, and commissioning.
• Demonstrable experience with technical procurement and supplier management for HV cable systems.
• In-depth knowledge of IEC, British Standards, and National Grid Technical Specifications.
• Proven track record in leading technical investigations and implementing corrective actions.
• Experience in developing and leading engineering teams.
• Ideally with xperience with CYMCAP or similar cable rating software and maybe experience in both onshore and offshore HV cable projects.
• Familiarity with digital engineering and GIS for cable projects would be a bonus