Project Manager (High Voltage)

Millbank Holdings; Minffordd; On-site; GBP 90,000 - 150,000; Full time

Job summary

Millbank Holdings is seeking a senior HV project lead to oversee 132kV/400kV works, coordinating HV cable and plant subcontractors, designers, and supply chain partners across office, site and interfaces.

The role offers autonomy, scope ownership, and progression in a safety-critical environment, with emphasis on design management, documentation control and digital engineering adoption.

Qualifications

• 10 years’ experience on HV projects with a contractor.
• Experience on National Grid transmission systems (400kV/275kV/132kV).
• Strong design management and document control experience.

Responsibilities

• Lead HV cable and HV plant subcontractors to meet HS&E and contractual requirements.
• Manage designer activities, track progress, and report to senior leadership.
• Act as technical lead for HV works including design reviews and interface management.
• Oversee BIM requirements and design deliverables documentation.

Skills

HV delivery leadership

Subcontractor management

Interface management

Tools

BIM

Job description

Do you have hands on experience leading HV delivery with subcontractors and designers (including HV cable and plant) and controlling programme, interfaces, and technical compliance on 132kV & 400kV works?

Can you evidence robust design management leadership, running reviews, tracking deliverables, closing actions/RFIs, and enforcing document control/BIM requirements in a live project environment?

The Opportunity

This role exists to support an expansion of HV scope and increased delivery demands across multiple workstreams. You’ll oversee HV cable and plant subcontractors, coordinate designers and supply chain partners, and act as the technical lead for HV interfaces and assurance. What’s in it for you: influence design and build outcomes from concept through handover; shape HSQE culture and digital engineering adoption; and gain exposure to largescale HV systems (400kV/275kV/132kV) with clear scope ownership, autonomy, and progression.

Your duties and responsibilities

• Lead and manage HV cable and HV plant subcontractors to deliver works in compliance with contractual, technical, and HS&E requirements.
• Manage HV and MEP designer activities and deliverables to the agreed programme; track inputs/outputs and report progress to senior leadership.
• Act as the technical lead for all HV works, including design reviews, interface management, and challenge/close out of non conformances.
• Coordinate design queries, comments, and actions from workshops/meetings; raise RFIs and maintain robust records.
• Maintain the design deliverables schedule; review monthly designer reports; produce monthly design progress and performance reports.
• Ensure compliance with design management processes and documentation control; manage provision of drawings to the project team.
• Oversee BIM requirements for permanent and temporary works in conjunction with BIM/CAD specialists.
• Identify temporary works and support the TWC in preparing design briefs for HV and MEP packages.
• Commercial management: define work scopes and programmes; support procurement; agree monthly subcontract accounts and variations; issue formal instructions; forecast cost and value and close gaps with action plans.
• Contract management: ensure compliance with legal, company, and environmental obligations; lead management of HV/LV subcontractors and suppliers.
• Project management: produce and maintain the integrated management plan, resource plans, and resourced programme; coordinate with planning; set and monitor production targets; drive continuous improvement and value.
• Risk and opportunity: actively participate in risk management, maintaining registers and using project tools to monitor and mitigate.
• Assurance: promote high standards in Health, Safety, Environmental, Sustainability and Quality; investigate incidents and close actions.
• Change control: maintain detailed knowledge of scope and instructed change; identify and evidence uninstructed change; support the commercial team with timely records.
• Administration and reporting: manage stakeholder relationships; ensure controlled distribution of approved documents; contribute to periodic project reports, payment applications, programme updates, and handover documentation; ensure data is entered into compliance and document control systems.
• Additional duties commensurate with role seniority, including supporting recruitment and development of engineers, and promoting best practice across procedures, method statements, ITPs, and digital engineering.

Qualifications & Experience

• 10 years’ experience on high voltage projects with a contractor.
• Previous experience working on National Grid transmission systems (400kV, 275kV or 132kV).
• Experience on Design & Build projects (advantageous).
• Strong understanding of National Grid Transmission Procedures and Technical Specifications.
• Significant construction and design experience.
• Understanding of Principal Designer and Principal Contractor duties.
• Ability to manage and communicate design queries, reviews and deliverables.
• Experience with design management processes and documentation control.
• Ability to lead HV/LV subcontractor management.
• Strong commercial awareness including subcontractor packages, accounts and forecasting.
• Competent in digital engineering/BIM for both permanent and temporary works.
• SMSTS trained.
• National Grid Competent Person (CP) or ability to achieve.
• Valid UK Driver’s License.

Nice to Have

• Experience implementing and promoting digital engineering practices across design and construction.
• Ability to manage BIM requirements for both permanent and temporary works.
• Strong understanding of temporary works identification and preparation of design briefs.
• Experience supporting risk management processes and using risk management tools.
• Ability to challenge designs, specifications and methods to drive continual improvement.
• Strong stakeholder engagement skills and experience representing the organisation in external meetings.
• Experience supporting recruitment, mentoring and development of engineering staff.
• Experience conducting or contributing to incident/near miss investigations and closing out required actions.

Role Summary

The setting for the role: You will operate within a multi-disciplinary, safety critical environment, coordinating HV designers, subcontractors, supply chain, and stakeholder engineering functions. The role spans office, site, and interface meetings, with frequent engagement across design management, construction delivery, commercial, assurance, and digital engineering workflows. You will be expected to provide clear leadership, maintain rigorous documentation and controls, and uphold exemplary standards of safety and quality throughout design and delivery.

Equal Opportunity Employer

Millbank Holdings Ltd is an equal opportunities employer committed to creating an inclusive and diverse workforce. We welcome applications from all suitably qualified individuals, regardless of background, and encourage candidates from underrepresented groups to apply. We are proud to be a member of the Disability Confident Scheme, and we are committed to ensuring an accessible and supportive recruitment process for everyone. If you require any adjustments at any stage, please let us know and we’ll do our best to accommodate.