Principal Engineer - Design Assurance

Equans is a renowned energies & services contractor and a proud member of the Bouygues global industrial group. Our expertise spans the design, construction, and maintenance of buildings and critical infrastructure worldwide.

We have a great opportunity for a Principal Engineer - Design Assurance to join our highly successful Energy Solutions business within the ICP team; primarily supporting our renewable energy projects.

Our Energy Solutions business oversee major renewable EPC projects across the UK. We design, install, commission and operate large scale solar PV farms for our clients. Supplying renewable energy from solar power plants enables local communities to reduce costs and reduce their carbon footprint.

Alongside our solar farm projects we are involved in delivering a wide range of energy solutions to secure a more sustainable future.

Acts as the independent design checking and technical assurance authority across all disciplines (Primary Plant, Secondary/Protection & Control, Power Systems, Earthing, Cabling and Civils) for contestable HV grid connections (11–33kV, extending to 66/132kV). Deputises for the Head of Design & Engineering, owns the design governance framework required by NERS, and co-ordinates the multi-discipline design team day-to-day as the business grows from Partial to Full NERS accreditation.

• Will be the single point of design assurance for every multi-discipline connection design package submitted for DNO/IDNO approval
• Directly determines right-first-time approval rates, rework costs and programme certainty across the concurrent project portfolio
• The post role holder will lead and allocate the workload of six discipline engineers plus the CAD/BIM team
• Will also supervise external design consultants working under the company's accreditation
• Must oversee and manage the design sections of the NERS management system that underpin the move from partial to full accreditation within 12–18 months
• Will resolve multi-discipline design conflicts, checking disputes, resourcing trade-offs across concurrent projects and audit findings; matters of business strategy, commercial terms, accreditation scope and major investment decisions
• Degree in Electrical/Power Engineering;
  Chartered Engineer (CEng) or demonstrably equivalent standing.
• Substantial experience in HV connection, substation or distribution network design, including significant experience checking, approving or technically leading multi-discipline design teams at a DNO, IDNO, ICP or consultancy.
• Deep working knowledge of DNO/IDNO design approval processes, G81 libraries, ENA Engineering Recommendations (G99, G5, TS 41-24) and relevant BS/IEC standards.
• Demonstrable experience of formal design assurance regimes: independent checking, design gates, verification records and audit evidence.
• Strong people leadership: mentoring, workload management and development of engineers across more than one discipline.

• 25 days leave
• 5% bonus
• Company shares
• Employee assistance programme (Private GP Appointments, Legal support, Counselling)

In the UK & Ireland, Equans is a provider of sustainable facilities management and regeneration, and cutting-edge energy and digital services. Our 15,000 employees combine these activities to deliver decarbonisation across the built environment and help businesses, communities, public sector organisations and government to accelerate the transition to a low carbon, resilient world.

Globally, Equans is a world leader in the energy and services sector with operations in 20 countries, 90,000 employees working on 5 continents and a turnover of 19.2 billion euros in 2024. Equans is a subsidiary of the Bouygues group.