Principal Consultant (Air Quality & Emissions) in London

Are you an accomplished Emissions or Air Quality Specialist ready to take on a senior role at the forefront of sustainable building design? At Black & White Engineering, you’ll join a team that is redefining the future of high-performance infrastructure across Europe. Based from our Newcastle, Manchester, or London office, this opportunity places you at the centre of delivering innovative building services solutions that support some of the most technically demanding projects in the built environment.

As an experienced Emissions or Air Quality Specialist, you’ll play a pivotal role in helping clients achieve their sustainability, environmental and regulatory objectives. Working across mission-critical, commercial, industrial and infrastructure projects, you’ll provide expert guidance on air quality and emissions strategies that influence design decisions, planning outcomes and long-term operational performance. You’ll collaborate with multidisciplinary teams, engage directly with clients, and contribute to the delivery of healthier, more sustainable and future-ready buildings.

For someone who thrives in a fast-paced environment and enjoys solving complex environmental challenges, this is an opportunity to join a growing consultancy where your expertise will be recognised, valued and continuously developed.

• Leadership on Complex Environmental Projects: You’ll take the lead on air quality and emissions assessments across a wide range of building services and infrastructure projects, influencing decisions from concept design through to planning, construction and operation.
• Strategic Client Partnership: You’ll work closely with developers, contractors, end users and design teams, providing expert advice on air quality impacts, emissions compliance and mitigation strategies. Your ability to communicate complex technical information clearly will establish you as a trusted advisor.
• Technical Excellence & Innovation: You'll develop and review detailed air quality and emissions assessments, supporting planning applications, environmental studies and sustainability objectives. Your expertise will help shape solutions relating to energy generation plant, standby generators, CHP systems, heat pumps, building ventilation systems and wider building services infrastructure.
• Regulatory & Industry Leadership: You’ll remain at the forefront of evolving environmental legislation, local authority requirements, planning policy and best practice guidance, ensuring projects are delivered in compliance with UK and international standards.
• Cross-Disciplinary Collaboration: Working alongside mechanical, electrical, sustainability, civil, structural and BIM specialists, you'll contribute to fully integrated design solutions that balance operational requirements with environmental performance.
• Talent Development & Team Growth: You’ll support and mentor junior consultants, contribute to technical excellence initiatives and help foster a collaborative culture focused on innovation, continuous improvement and professional development.
• Business Influence & Growth: You'll play an important role in strengthening client relationships, identifying new opportunities and supporting the continued growth of Black & White Engineering's environmental and sustainability services.

Extensive experience in air quality, emissions consultancy or environmental engineering within the built environment sector. Strong understanding of emissions and air quality impacts associated with building services systems including energy centres, standby generators, CHP, boilers, heat pumps and ventilation systems. Experience preparing air quality assessments, emissions studies and environmental reports to support planning and development projects. Knowledge of UK air quality legislation, planning requirements, IAQM guidance and relevant environmental standards. Experience using air dispersion modelling software such as ADMS, AERMOD or similar tools. Ability to interpret complex technical data and provide practical, commercially focused recommendations. Proven experience managing projects and engaging with clients and stakeholders. Excellent written and verbal communication skills with the ability to present technical information to both specialist and non‑specialist audiences. Relevant degree in Environmental Science, Environmental Engineering, Air Quality, Building Services Engineering or a related discipline. Professional membership with a recognised institution such as IEMA, CIWEM, IES or equivalent is desirable.

In addition, you will be joining a community that focuses on learning and development through regular lunch and learn sessions, investment in accredited professional courses and 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. This role can be based from our Newcastle, Manchester or London office. 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 specialists have developed into leadership roles as the business has expanded. Joining Black & White means making a meaningful impact with clients and colleagues, while receiving the recognition you deserve.

Ready to help shape a more sustainable future? Apply now and let's build something extraordinary together.