Senior Electrical Design Engineer (Substations)

Senior Electrical Design Engineer (Substations)

London or Manchester - Hybrid Working

Auxo Talent are currently seeking an experienced Senior Electrical Design Engineer (Substations) to join a leading global consultancy specialising in the development and operation of high-performance data centre facilities. Locations in London or Manchester, Dublin and Amsterdam.

The successful candidate will play a key role in the detailed design and delivery of high voltage substations supporting large-scale data centre infrastructure projects. This is a client-facing role requiring strong technical expertise and the ability to collaborate with multidisciplinary teams.

Key Responsibilities of Senior Electrical Design Engineer (Substations)

• Lead detailed substation design for systems ranging from 110kV to 400kV.
• Perform power system studies using ETAP including:
• Load Flow Analysis
• Short Circuit Analysis
• Harmonic Analysis
• Protection and Coordination Studies
• Cable calculations (HV, MV and LV)
• Support the Electrical Engineering team in the execution of technically sound substation designs compliant with international standards including IEC, IEEE and BS.
• Provide technical guidance to Architect Engineers (AEs) and EPC contractors from concept design through to commissioning.
• Participate in all design stages including campus planning, detailed design, IFC documentation and construction support.
• Conduct design reviews ensuring compliance with client specifications and national grid codes.
• Collaborate with multidisciplinary teams to integrate electrical systems within overall data centre infrastructure designs.

Day-to-Day Responsibilities

• Attend internal and external design coordination meetings.
• Prepare technical reports, calculation packages and design documentation.
• Review milestone design submissions and provide feedback through collaboration platforms.
• Work closely with internal teams and external stakeholders.
• Identify opportunities for innovation, cost optimisation, sustainability improvements and carbon reduction.
• Travel
• Occasional travel to project sites across EMEA (typically short trips of 2-3 days).

Requirements

• Minimum 10 years'' experience in substation design.
• Strong experience working on high voltage substations between 110kV and 400kV.
• Solid understanding of protection and control concepts within substation electrical architecture.
• Proven experience performing power system studies using ETAP.
• Experience collaborating with EPC contractors and multidisciplinary engineering teams.

Software Essential

• ETAP
• SKM
• Amtech
• Ampcalc
• DigSilent
• Cymap

Location

Hybrid working with preferred locations in London or Manchester. Dublin and Amsterdam may also be considered.