Senior Mechanical Engineer

Black & White Engineering Limited; Frankfurt; Hybrid; EUR 90,000 - 130,000; Full time

Job summary

Black & White Engineering is seeking a Senior Mechanical Engineer to lead mechanical design packages for data centre projects across Europe. You will own the delivery from concept through to completion, coordinating with clients and multidisciplinary teams to optimize cooling, HVAC and critical infrastructure.

You will mentor junior engineers, drive technical excellence, and contribute to robust engineering standards within a fast-growing international consultancy that values accountability,

Qualifications

• Relevant engineering qualification or equivalent professional experience.
• Experience delivering complex HVAC and cooling system designs.
• Proven project delivery experience within multidisciplinary engineering environments.
• Ability to communicate effectively with clients and project stakeholders.

Responsibilities

• Deliver mechanical engineering designs for mission-critical projects.
• Lead mechanical design packages from concept through delivery.
• Prepare and review calculations, reports, specifications and technical documentation.
• Coordinate with electrical, structural and BIM teams.
• Participate in client meetings and technical reviews.
• Ensure engineering outputs meet quality and project requirements.
• Support and mentor junior team members.
• Experience delivering complex HVAC and cooling system designs.
• Proven project delivery experience within multidisciplinary engineering environments.

Job description

Are you ready to take ownership of complex mechanical design projects within one of the fastest-growing sectors in construction? Black & White Engineering is seeking a Senior Mechanical Engineer to support the delivery of cutting-edge data centre projects across Europe.

This is an opportunity to work on highly technical developments where performance, resilience and efficiency are critical. You will lead mechanical design activities, collaborate with clients and project teams and contribute to solutions that support some of the most demanding environments in the construction industry.

What's in It For You

Project Ownership - Take responsibility for major mechanical design packages across complex and high-profile data centre developments.

Technical Excellence - Work on advanced cooling, HVAC and critical infrastructure systems that demand innovative engineering solutions.

Client Engagement - Build strong working relationships with clients and stakeholders while influencing key project decisions.

Career Development - Strengthen your technical and leadership capabilities within a rapidly growing international consultancy.

Mentorship & Influence - Share your expertise, support junior engineers and contribute to improving technical standards across projects.

Values & Culture - Join a supportive and collaborative engineering community built around accountability, integrity and simplicity.

What You'll Be Doing

• Deliver mechanical engineering designs for mission-critical projects.
• Lead mechanical design packages from concept through delivery.
• Prepare and review calculations, reports, specifications and technical documentation.
• Coordinate with electrical, structural and BIM teams.
• Participate in client meetings and technical reviews.
• Ensure engineering outputs meet quality and project requirements.
• Support and mentor junior team members.
• Experience delivering complex HVAC and cooling system designs.
• Proven project delivery experience within multidisciplinary engineering environments.
• Ability to communicate effectively with clients and project stakeholders.
• Strong technical reporting and problem-solving capabilities.
• Relevant engineering qualification or equivalent professional experience.

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