Principal Electrical Engineer

Black & White Engineering Limited; Greater London; Hybrid; GBP 80,000 - 110,000; Full time

Benefits offered by this job

Lunch & learn sessions

Accredited professional courses

Career progression opportunities

Job summary

Black & White Engineering Limited is seeking an experienced Principal Electrical Engineer to lead the design and delivery of advanced electrical infrastructure and critical facilities projects. You will own significant electrical design packages, mentor junior engineers and collaborate with multidisciplinary teams to deliver high-performance solutions.

The role focuses on complex power distribution, LV systems, standby power and lighting within demanding projects.

Qualifications

• Strong experience delivering electrical building services engineering designs.
• Demonstrated ability to lead design packages and manage technical deliverables.
• Experience coordinating with multidisciplinary project teams and stakeholders.
• Familiarity with industry standards and best practices.

Responsibilities

• Deliver electrical engineering designs for complex projects, including LV systems, power distribution, backup power, lighting and related building services.
• Lead development of technical solutions and perform engineering calculations and system design tasks.
• Coordinate with internal disciplines and external stakeholders to ensure successful project delivery.
• Review design outputs and provide technical guidance to maintain quality and consistency.
• Mentor less experienced engineers and share knowledge across teams.
• Identify opportunities for continuous improvement, innovation and enhanced performance.

Skills

Electrical design

Power distribution

Standby power

Lightning protection

Coordination

Mentoring juniors

Client liaison

Multidisciplinary teamwork

Reviewing designs

Job description

Are you an experienced electrical engineer who enjoys solving complex technical challenges while helping shape the performance of high-profile engineering projects?

We are looking for a Principal Electrical Engineer to play a key role in the design and delivery of advanced electrical infrastructure and critical facilities projects. Whether you are operating at Senior level and ready for greater responsibility, or already working as a Principal Engineer, this role offers the opportunity to lead significant design packages, contribute technical expertise and work alongside multidisciplinary teams delivering world-class engineering solutions.

You will be trusted to take ownership of key aspects of project delivery while helping to maintain engineering quality, supporting colleagues and contributing to innovative, practical and efficient design solutions.

What’s in It For You

Meaningful Project Ownership
Take responsibility for significant electrical design packages, influencing project outcomes and delivering resilient, high-performance solutions.

Complex Technical Challenges
Work on sophisticated power distribution, standby power, earthing, lightning protection and critical electrical infrastructure where your expertise makes a measurable impact.

Multidisciplinary Collaboration
Engage with mechanical, structural, sustainability and wider specialist teams to deliver coordinated and integrated engineering solutions.

Professional Development
Build your technical profile through exposure to complex projects, increasing responsibility and opportunities to develop leadership capability.

Technical Influence
Share your expertise through design reviews, mentoring and the development of engineering best practice across project teams.

Supportive Culture
Join a collaborative environment where accountability, integrity, simplicity and supportiveness underpin the way teams work together and deliver for clients.

What You’ll Be Doing

• Deliver electrical engineering designs for complex projects, including LV systems, power distribution, backup power, lighting and associated building services systems.
• Lead the development of technical solutions and undertake engineering calculations and system design activities.
• Coordinate with internal disciplines and external stakeholders to ensure effective project delivery.
• Review design outputs and provide technical guidance to maintain quality and consistency.
• Support client interactions and contribute to technical discussions throughout project lifecycles.
• Mentor less experienced engineers and share technical knowledge across teams.
• Identify opportunities for continuous improvement, innovation and enhanced engineering performance.
• Support project planning, resource forecasting and design programme delivery.
• Strong experience delivering electrical building services engineering designs.
• Proven understanding of power distribution, standby power systems, lighting and associated electrical infrastructure.
• Experience leading design packages and managing technical deliverables.
• Strong coordination and communication skills within multidisciplinary project environments.
• Ability to review engineering work and solve complex technical challenges.
• Experience supporting clients, stakeholders and developing junior engineers.
• Familiarity with relevant industry standards, regulations and best practices.

Learning & Development

You will be joining a community that focuses on learning and development through regular lunch and learn sessions and investment in accredited professional courses or educational programmes. You can set the pace for your professional development, and whatever path you choose, you will receive relevant support.

Company Overview

Black & White Engineering is a multi-award-winning engineering consultancy with offices across the UK, Europe, the Middle East and Asia Pacific.

We are a leading provider of engineering design services for the data centre sector, delivering expertise across Mechanical, Electrical and Plumbing (MEP), Civil and Structural, Power Systems, Sustainability, BIM, Design Management and wider specialist infrastructure disciplines.

Our teams support projects across all areas of the construction industry, offering practical, efficient design solutions that prioritise real-world installation, maintenance and operational performance.

As one of the fastest-growing consultancies in our industry, we offer genuine opportunities for progression. Many of our engineers have developed into leadership roles as the business has expanded. Joining Black & White Engineering means making a meaningful impact with clients and colleagues while receiving the recognition you deserve.