Senior​/Principal Mechanical Engineer

Are you ready to take ownership of major engineering projects and help deliver the next generation of mission-critical infrastructure?

Black & White Engineering is looking for a Senior / Principal Mechanical Engineer to join our expanding team. This is an outstanding opportunity for an experienced engineer who enjoys technical leadership, project responsibility and mentoring others while continuing to develop their own career.

You'll play a significant role in shaping project outcomes, supporting major clients and helping deliver innovative mechanical engineering solutions across complex international developments.

• Leadership Opportunities – Lead significant project packages and technical deliverables.
• Technical Excellence – Work on innovative cooling and HVAC solutions.
• Client Exposure – Build relationships with leading global organisations.
• Team Development – Mentor engineers and contribute to future talent development.
• Professional Growth – Advance your career within a rapidly expanding consultancy.
• Global Projects – Support some of the industry's most exciting developments.

• Leading mechanical design delivery across major projects.
• Producing and reviewing engineering calculations and designs.
• Managing project deliverables and technical quality.
• Supporting client meetings and project workshops.
• Coordinating multidisciplinary design activities.
• Mentoring junior and intermediate engineers.
• Supporting business development and technical initiatives.

• Degree-qualified Mechanical Engineer.
• Strong building services consultancy experience.
• Expertise in HVAC and cooling systems.
• Proven experience leading project delivery.
• Strong communication and client-facing skills.
• Knowledge of industry best practices and standards.

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.

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.