Electrical Engineering ; SENIOR​/PRINCIPAL

Location/s: Glasgow, Brighton, York, Cardiff

Recruiter contact: Abhijeet Barpanda

Mott Mac Donald is a global engineering, management, and development consultancy with over 20,000 employees across more than 50 countries and 140+ offices. We work across incredible global industries, delivering exciting work that is defining our future and making an important societal impact in the communities we serve. Our people power our performance – we succeed when they do. With countless opportunities to collaborate, learn, and grow, the possibilities for excellence are as varied as every individual.

Whether you want to grow as a subject matter expert or broaden your experience with roles across our international community, you’re surrounded by global specialists who want to combine their expertise and champion you to be your best. As a proudly employee‑owned business, we benefit our clients, our communities, and each other, investing in creating the right space for everyone to feel empowered, included, and valued.

Whatever your ambition, Mott Mac Donald is where people come to be brilliant.

The Energy unit delivers services to clients globally across several sectors including hydropower, nuclear, waste, renewable generation and transmission & distribution networks. Together we provide integrated engineering and project management services across the project lifecycle – from concept and design to construction and operations, to decommissioning or repowering and life extension. Together with our clients, we’re helping to deliver the energy transition globally.

The Energy Unit, specifically the Transmission & Distribution division, are recruiting for Electrical Engineers at various capacities (Senior/Principal) to join our team. This role is to support client projects from inception and master planning through concept and detailed design stages all the way to commissioning and final completion. Our work is varied and spans across all forms of Renewable Power Generation, Network Design, Grid Connections, Net Zero Carbon aspirations and Estate Management Planning.

We also provide detailed design solutions in the renewables, aviation, data centre, healthcare, nuclear and defence sectors. Typical projects will include working from a client brief to produce tender specifications, calculations, designs and drawings for new or renovated 11kV and 33kV switch gear networks and renewable energy connections with HV cable connections, transformers, diesel generators, load banks, LV interfaces, SCADA interfaces and protection schemes.

The successful candidate will provide technical solutions and project leadership in the production of electrical designs for major electrical and multi‑disciplinary infrastructure works. You will be expected to become familiar with the company procedures and provide technical expertise and contributions to bids and proposals in addition to project planning, project delivery and execution to a high standard. You will manage engineering projects and deliverables ensuring they meet the client’s expectations and applicable statutory and regulatory specification, on time and within budget.

You will also support and contribute to the development of junior staff and graduates.

• Leading site surveys
• Ensure project deliverables and scope are clear
• Understand procurement and contract awards such as NEC PSC
• LV and MV network configuration and advice on resilience issues
• Input into the network configuration and understanding of operations scenarios and impacts
• LV and MV (up to 33kV) network design
• LV and MV cable sizing, routing and termination
• LV and MV substation design layouts
• LV and MV substation main equipment operations and specifications
• Understanding and interpretation of client standards and DNO regulations and standards
• Earthing designs including understanding of design, modelling and calculations for step, touch and transfer potential
• Protection requirements
• Arc flash requirement
• Review of design submissions within the team against client scope

Working as part of a Team and reporting to the Project…