Senior Project Manager

Snc-Lavalin; Harwell; On-site; GBP 70,000 - 100,000; Full time

Benefits offered by this job

25 days holiday entitlement + holidays

Life Assurance

Career progression opportunities

Job summary

Linxon is seeking an experienced Senior Project Manager to lead end-to-end delivery of a two-stage HV substation project, ensuring safety, quality, and contractual compliance. The role requires managing subcontractors, interfaces, and programme milestones to meet customer objectives.

The candidate will oversee commercial governance under NEC4, drive cost control and risk management, and coordinate across engineering, commissioning, and operations teams to deliver on time and within budget.

Qualifications

• Bachelor's degree in engineering or project management.
• Proven experience managing HV substation or transmission projects.
• Strong understanding of NEC4 contract mechanisms and commercial governance.
• Demonstrable experience managing multiple subcontractors, designers, and interfaces.
• Programme management skills.
• Cost management and financial reporting capability.
• Experience in risk mitigation and opportunity realisation.
• Strong communicator with the ability to influence stakeholders at all levels.
• Demonstrated commitment to health, safety, quality and environmental compliance.
• Experience working with transmission‑connected clients.

Responsibilities

• Lead end‑to‑end delivery of a two‑stage HV substation project.
• Administer projects under NEC4 contract governance and cost reporting.
• Oversee construction activities in HV environments with subcontractors.
• Lead risk identification, assessment and mitigation throughout the lifecycle.
• Act as primary contact for clients, subcontractors, suppliers and internal teams.
• Promote and enforce a strong safety culture and CDM/HSE compliance.

Skills

HV Substation mgmt

NEC4 contracts

Contract governance

Subcontractor management

Programme delivery

Cost control

Risk management

Stakeholder management

Health, Safety & Environment

Education

Bachelor's degree in engineering or project management

Job description

Job Title and Location

Senior Project Manager – Didcot

Overview

As a Senior Project Manager you’ll work alongside a team delivering exceptional outcomes—for our people, the built environment, and a truly sustainable future. We are seeking an experienced HV Substation Senior Project Manager to lead the delivery of a major GIS high‑voltage (HV) infrastructure project located in Lancaster, from concept through to commissioning. The ideal candidate will bring strong technical knowledge of HV environments, experience with NEC4 contracts, and a track record of managing subcontractors, programme delivery, cost control, and risk/opportunity management.

Responsibilities

• Project Leadership - Lead end‑to‑end delivery of a two‑stage HV substation project, ensuring compliance with safety, technical, and contractual requirements; plan and manage programme, milestones, interfaces, and deliverables to meet customer and business objectives.
• Contract & Commercial Management - Administer projects under NEC4 contract governance, including early warnings, compensation events, change control, and communications; maintain robust cost management practices: forecasting, cost tracking, budget control, and financial reporting.
• Technical & Construction Management - Oversee construction activities within HV environments, ensuring safe working practices and adherence to relevant standards; manage subcontractors effectively: performance, quality, progress, and compliance with contractual obligations; coordinate with engineering, commissioning, and operational teams to ensure quality of delivery.
• Risk & Opportunity Management - Lead risk identification, assessment, and mitigation activities throughout the project lifecycle; drive opportunity realization to improve programme, cost, or technical outcomes; maintain and report on project risk registers and mitigation strategies.
• Stakeholder & Interface Management - Act as primary point of contact for clients, subcontractors, suppliers, and internal teams; ensure strong communication and collaboration across engineering, commercial, HSE, and operational teams; prepare and present project progress reports, dashboards, and performance updates.
• Health, Safety & Environment - Promote and enforce a strong safety culture, ensuring compliance with HV safety rules, CDM regulations, and company HSE policies; support environmental compliance and sustainability objectives throughout project delivery.

Qualifications

• Bachelor's degree in engineering or project management.
• Proven experience managing HV substation or transmission/distribution projects.
• Strong understanding of NEC4 contract mechanisms and commercial governance.
• Demonstrable experience managing multiple subcontractors, designers, and interfaces.
• Programme management skills.
• Cost management and financial reporting capability.
• Experience in risk mitigation and opportunity realisation.
• Strong communicator with the ability to influence stakeholders at all levels.
• Demonstrated commitment to health, safety, quality and environmental compliance.
• Experience working with transmission‑connected clients.
• Desirable: Project management qualifications (APM, PRINCE2, PMP).
• Heavy civil, mechanical or electrical engineering background.

Benefits

• 25 days holiday entitlement + statutory and public holidays + an additional 3 days holiday available on our purchase scheme.
• Life Assurance.
• Career Progression opportunities.

Equal Opportunity

At Linxon, we seek to hire individuals with diverse characteristics, backgrounds and perspectives. We strongly believe that world‑class talent makes no distinctions based on gender, ethnicity or national origin, sexual identity and orientation, age, religion or disability, but enriches itself through these differences.