Project Manager - HV Systems
Posted on Jul 10, 2026 by CV-Library
Porthmadog, Gwynedd, United Kingdom
Construction
Immediate Start
£70k - £80k Annual
Full-Time
Project Manager - HV Systems | Snowdonia National Park
£70,000 - £80,000 (Negotiable, DOE) + Package | Permanent
Location: Snowdonia National Park (Eryri), North Wales
About the Role
TRIbuild Solutions are recruiting for an experienced Project Manager to join a major infrastructure scheme delivered on behalf of National Grid, based within the stunning Eryri National Park.
The project involves constructing a new cable tunnel beneath the estuary near Portmeirion, enabling the removal of 10 pylons and 3.4km of overhead line, and replacing them with 400kV cables routed through a tunnel deep underground - significantly enhancing the visual and environmental quality of this iconic landscape.
You will play a key role in delivering this landmark engineering project, from design through to construction and commissioning.
The Project Scope Includes:
A 3.4km tunnel, 3.5m in diameter, connecting two new shafts at Garth and Cilfor
Construction of two new headhouses, one at each shaft
A new sealing end compound, plus reconfiguration and extension of an existing sealing end compound
Installation of two high voltage (HV) electrical circuits
Circuit connections between the reconfigured Garth Sealing End Compound (SEC) and the new Cilfor SECKey Responsibilities
Manage and oversee HV systems delivery across all project phases, from design through construction and commissioning
Coordinate with multi-disciplinary design and construction teams, including tunnelling, M&E, and civils specialists
Liaise closely with National Grid and key delivery partners to ensure project milestones, quality standards, and safety requirements are met
Manage project constraints specific to working within a National Park environment, including environmental and planning considerations
Oversee programme, cost, and risk management across the HV electrical scope
Ensure compliance with relevant HV standards, regulations, and health & safety legislation
Report on progress, risks, and key decisions to senior stakeholdersAbout You
Proven experience as a Project Manager within HV transmission, substation, or major electrical infrastructure projects
Strong understanding of HV systems (400kV experience highly desirable)
Experience delivering large, complex civil/M&E infrastructure projects, ideally within utilities, energy, or National Grid frameworks
Familiarity with tunnelling or underground infrastructure projects advantageous
Excellent stakeholder management skills, with experience working alongside principal contractors and design consultants
Relevant qualifications (e.g., Engineering degree, PMP, APM, or equivalent) desirable
Full UK driving licence, with flexibility to be based on-site in SnowdoniaWhat's on Offer
£70,000 - £80,000 basic salary, negotiable dependent on experience
Attractive benefits package
Opportunity to work on a landmark national infrastructure project
Based in one of the UK's most beautiful National Parks
Long-term career development within a high-profile schemeInterested?
If you're a driven Project Manager looking to make a visible, lasting impact on the UK's landscape and infrastructure, contact Leon at TRIbuild Solutions, or apply now to be part of this prestigious scheme
£70,000 - £80,000 (Negotiable, DOE) + Package | Permanent
Location: Snowdonia National Park (Eryri), North Wales
About the Role
TRIbuild Solutions are recruiting for an experienced Project Manager to join a major infrastructure scheme delivered on behalf of National Grid, based within the stunning Eryri National Park.
The project involves constructing a new cable tunnel beneath the estuary near Portmeirion, enabling the removal of 10 pylons and 3.4km of overhead line, and replacing them with 400kV cables routed through a tunnel deep underground - significantly enhancing the visual and environmental quality of this iconic landscape.
You will play a key role in delivering this landmark engineering project, from design through to construction and commissioning.
The Project Scope Includes:
A 3.4km tunnel, 3.5m in diameter, connecting two new shafts at Garth and Cilfor
Construction of two new headhouses, one at each shaft
A new sealing end compound, plus reconfiguration and extension of an existing sealing end compound
Installation of two high voltage (HV) electrical circuits
Circuit connections between the reconfigured Garth Sealing End Compound (SEC) and the new Cilfor SECKey Responsibilities
Manage and oversee HV systems delivery across all project phases, from design through construction and commissioning
Coordinate with multi-disciplinary design and construction teams, including tunnelling, M&E, and civils specialists
Liaise closely with National Grid and key delivery partners to ensure project milestones, quality standards, and safety requirements are met
Manage project constraints specific to working within a National Park environment, including environmental and planning considerations
Oversee programme, cost, and risk management across the HV electrical scope
Ensure compliance with relevant HV standards, regulations, and health & safety legislation
Report on progress, risks, and key decisions to senior stakeholdersAbout You
Proven experience as a Project Manager within HV transmission, substation, or major electrical infrastructure projects
Strong understanding of HV systems (400kV experience highly desirable)
Experience delivering large, complex civil/M&E infrastructure projects, ideally within utilities, energy, or National Grid frameworks
Familiarity with tunnelling or underground infrastructure projects advantageous
Excellent stakeholder management skills, with experience working alongside principal contractors and design consultants
Relevant qualifications (e.g., Engineering degree, PMP, APM, or equivalent) desirable
Full UK driving licence, with flexibility to be based on-site in SnowdoniaWhat's on Offer
£70,000 - £80,000 basic salary, negotiable dependent on experience
Attractive benefits package
Opportunity to work on a landmark national infrastructure project
Based in one of the UK's most beautiful National Parks
Long-term career development within a high-profile schemeInterested?
If you're a driven Project Manager looking to make a visible, lasting impact on the UK's landscape and infrastructure, contact Leon at TRIbuild Solutions, or apply now to be part of this prestigious scheme
Reference: 225358555
https://jobs.careeraddict.com/post/113543824
Project Manager - HV Systems
Posted on Jul 10, 2026 by CV-Library
Porthmadog, Gwynedd, United Kingdom
Construction
Immediate Start
£70k - £80k Annual
Full-Time
Project Manager - HV Systems | Snowdonia National Park
£70,000 - £80,000 (Negotiable, DOE) + Package | Permanent
Location: Snowdonia National Park (Eryri), North Wales
About the Role
TRIbuild Solutions are recruiting for an experienced Project Manager to join a major infrastructure scheme delivered on behalf of National Grid, based within the stunning Eryri National Park.
The project involves constructing a new cable tunnel beneath the estuary near Portmeirion, enabling the removal of 10 pylons and 3.4km of overhead line, and replacing them with 400kV cables routed through a tunnel deep underground - significantly enhancing the visual and environmental quality of this iconic landscape.
You will play a key role in delivering this landmark engineering project, from design through to construction and commissioning.
The Project Scope Includes:
A 3.4km tunnel, 3.5m in diameter, connecting two new shafts at Garth and Cilfor
Construction of two new headhouses, one at each shaft
A new sealing end compound, plus reconfiguration and extension of an existing sealing end compound
Installation of two high voltage (HV) electrical circuits
Circuit connections between the reconfigured Garth Sealing End Compound (SEC) and the new Cilfor SECKey Responsibilities
Manage and oversee HV systems delivery across all project phases, from design through construction and commissioning
Coordinate with multi-disciplinary design and construction teams, including tunnelling, M&E, and civils specialists
Liaise closely with National Grid and key delivery partners to ensure project milestones, quality standards, and safety requirements are met
Manage project constraints specific to working within a National Park environment, including environmental and planning considerations
Oversee programme, cost, and risk management across the HV electrical scope
Ensure compliance with relevant HV standards, regulations, and health & safety legislation
Report on progress, risks, and key decisions to senior stakeholdersAbout You
Proven experience as a Project Manager within HV transmission, substation, or major electrical infrastructure projects
Strong understanding of HV systems (400kV experience highly desirable)
Experience delivering large, complex civil/M&E infrastructure projects, ideally within utilities, energy, or National Grid frameworks
Familiarity with tunnelling or underground infrastructure projects advantageous
Excellent stakeholder management skills, with experience working alongside principal contractors and design consultants
Relevant qualifications (e.g., Engineering degree, PMP, APM, or equivalent) desirable
Full UK driving licence, with flexibility to be based on-site in SnowdoniaWhat's on Offer
£70,000 - £80,000 basic salary, negotiable dependent on experience
Attractive benefits package
Opportunity to work on a landmark national infrastructure project
Based in one of the UK's most beautiful National Parks
Long-term career development within a high-profile schemeInterested?
If you're a driven Project Manager looking to make a visible, lasting impact on the UK's landscape and infrastructure, contact Leon at TRIbuild Solutions, or apply now to be part of this prestigious scheme
£70,000 - £80,000 (Negotiable, DOE) + Package | Permanent
Location: Snowdonia National Park (Eryri), North Wales
About the Role
TRIbuild Solutions are recruiting for an experienced Project Manager to join a major infrastructure scheme delivered on behalf of National Grid, based within the stunning Eryri National Park.
The project involves constructing a new cable tunnel beneath the estuary near Portmeirion, enabling the removal of 10 pylons and 3.4km of overhead line, and replacing them with 400kV cables routed through a tunnel deep underground - significantly enhancing the visual and environmental quality of this iconic landscape.
You will play a key role in delivering this landmark engineering project, from design through to construction and commissioning.
The Project Scope Includes:
A 3.4km tunnel, 3.5m in diameter, connecting two new shafts at Garth and Cilfor
Construction of two new headhouses, one at each shaft
A new sealing end compound, plus reconfiguration and extension of an existing sealing end compound
Installation of two high voltage (HV) electrical circuits
Circuit connections between the reconfigured Garth Sealing End Compound (SEC) and the new Cilfor SECKey Responsibilities
Manage and oversee HV systems delivery across all project phases, from design through construction and commissioning
Coordinate with multi-disciplinary design and construction teams, including tunnelling, M&E, and civils specialists
Liaise closely with National Grid and key delivery partners to ensure project milestones, quality standards, and safety requirements are met
Manage project constraints specific to working within a National Park environment, including environmental and planning considerations
Oversee programme, cost, and risk management across the HV electrical scope
Ensure compliance with relevant HV standards, regulations, and health & safety legislation
Report on progress, risks, and key decisions to senior stakeholdersAbout You
Proven experience as a Project Manager within HV transmission, substation, or major electrical infrastructure projects
Strong understanding of HV systems (400kV experience highly desirable)
Experience delivering large, complex civil/M&E infrastructure projects, ideally within utilities, energy, or National Grid frameworks
Familiarity with tunnelling or underground infrastructure projects advantageous
Excellent stakeholder management skills, with experience working alongside principal contractors and design consultants
Relevant qualifications (e.g., Engineering degree, PMP, APM, or equivalent) desirable
Full UK driving licence, with flexibility to be based on-site in SnowdoniaWhat's on Offer
£70,000 - £80,000 basic salary, negotiable dependent on experience
Attractive benefits package
Opportunity to work on a landmark national infrastructure project
Based in one of the UK's most beautiful National Parks
Long-term career development within a high-profile schemeInterested?
If you're a driven Project Manager looking to make a visible, lasting impact on the UK's landscape and infrastructure, contact Leon at TRIbuild Solutions, or apply now to be part of this prestigious scheme
Reference: 225358555
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