Electrical Design Engineers - Senior to Lead Roles

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Job Specification: Electrical Design Engineer (Senior - Lead)

Business Unit: Data Centre Design Consultancy (Client Side)
Location: Remote
Reporting to: Associate Director/Director

Overview

We are seeking highly skilled Senior and Lead Electrical Design Engineers to join our specialist data centre design consultancy team. These roles will be responsible for driving the design, coordination, and delivery of complex electrical systems for hyperscale, colocation, and enterprise data centre environments.
You will work directly with clients, end users, and multidisciplinary engineering teams to develop high-quality, technically robust designs from concept through to construction.

Core Responsibilities (All Levels)

Lead and produce electrical designs for data centre infrastructure including: HV and LV power distribution
UPS systems (static and rotary)
Standby generation
Earthing and bonding
Lighting and small power
Busbar distribution systems

Develop design documentation: calculations, reports, schematics, single-line diagrams, and specifications.
Collaborate with mechanical, structural, architectural, and commissioning teams.
Ensure compliance with: UK/EU electrical standards (BS7671, EN standards)
Uptime Institute Tier guidelines
Client technical specifications
Local authority and utility provider requirements

Participate in technical design reviews and value engineering workshops.
Support tender evaluations, contractor queries, and construction phase design support.
Contribute to continuous improvement of design processes and best practices.

Experience & Requirements by Level

Senior Electrical Design Engineer

Experience

Typically 5-8 years electrical design experience.
Demonstrable experience designing critical power systems .
Prior data centre project exposure preferred but not essential if background includes mission-critical environments (pharma, hospitals, industrial).
Competent in delivering multiple design packages under guidance from a Lead or Principal Engineer.

Technical Competencies

Strong grasp of: LV distribution design
UPS system selection & load calculations
Generator sizing
Cable sizing and fault level studies

Competent in electrical calculation software (e.g., Amtech/Trimble, Dialux, ETAP beneficial).
Ability to produce design deliverables independently with technical checking by senior leadership.

Soft Skills

Good communication and client-facing ability.
Ability to work collaboratively in multidisciplinary teams.
Strong organisational skills and proactive problem solving.
Principal Electrical Design Engineer
Experience
12-18+ years experience in electrical engineering with deep specialism in data centre design.
Demonstrated ability to lead multi-disciplinary design teams on hyperscale or global data centre programmes.
Strong experience engaging with end users, developers, and hyperscale clients at a strategic level.
Technical Competencies
Recognised expert in:
High-voltage system design, utility grid integration & negotiations
Full MEP system interaction & resilience strategies
Advanced power systems: network modelling, short-circuit analysis, arc flash studies, and system selectivity
Designing to Uptime Institute Tier III & Tier IV

Ability to define project technical strategy, design principles, and standardisation frameworks.
Leadership & Strategic Responsibilities
Acts as the Technical Authority for electrical systems.
Leads QA/QC process and sets engineering standards across projects.
Provides key input into bids, proposals, and business development.
Trains, mentors, and develops the engineering team.
Coordinates with Directors on resource planning, pipeline forecasting, and client strategy.
Soft Skills
Exceptional communication, influencing, and negotiation ability.
Ability to represent the business as a subject matter expert.
High-level problem solving, innovation, and risk management.

Lead Electrical Design Engineer

Experience

Typically 8-12+ years experience in electrical building services design.
Proven track record leading electrical design on major data centre projects .
Experience interfacing directly with hyperscale or colocation clients (Google, AWS, Meta, Microsoft, etc., if applicable).
Capable of managing electrical design delivery across entire projects or programmes.

Technical Competencies

Expert knowledge of: Complex power distribution (N+1, 2N, 2N+1 systems)
HV systems design and utility interfacing
Advanced power system studies (discrimination, arc flash, harmonic analysis)
Resilience modelling & load diversity assessments

Ability to technically lead teams and review work from Senior and Junior Engineers.
Strong commercial awareness and ability to influence design strategy.

Soft Skills

Excellent communication and stakeholder management skills.
Comfortable presenting to clients, design teams, and senior leadership.
Strong leadership in design coordination, technical decision-making, and project delivery.
Ability to mentor and develop junior engineers.

Please click here to find out more about our Key Information Documents. Please note that the documents provided contain generic information. If we are successful in finding you an assignment, you will receive a Key Information Document which will be specific to the vendor set-up you have chosen and your placement.
To find out more about Progressive please visit
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Location:
Windsor
Salary:
£35 - £55 per hour
Job Type:
FullTime
Category:
Engineering;Engineering;Engineering;Design;Skilled Trades

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