Specialist Engineer - Architecture in London

Do you want to be at the forefront of specialist fire engineering, working on some of the UK's most prestigious projects? Are you passionate about architectural design and fire safety, and eager to develop expertise in Passive Fire Protection (PFP)? Then Crown House Technologies, Laing O'Rourke's in-house MEP Engineering business, could be the perfect place for you. We are seeking a Specialist Engineer with an architectural background to take ownership of architectural fire systems, drive technical excellence, and develop into an in-house subject matter expert.

With us you'll become an integral member of an innovative, industry-leading team, working on some of the most technically challenging and rewarding projects in the construction industry. We are committed to your growth, offering extensive training, career development, and long-term progression opportunities.

We are leading the way in Passive Fire Protection—recognising it as a vital, evolving discipline at the intersection of architecture, structure, and MEP services. As part of our industry-leading central fire team, you'll play a key role in shaping fire safety standards across our projects.

• Work on high-profile projects that push the boundaries of fire safety in construction.
• Receive mentorship and structured career development to become a recognised expert.
• Collaborate with top professionals in fire engineering, architecture, and building services.

• Serve as the custodian of architectural fire knowledge, ensuring best practices across projects.
• Lead the interpretation and implementation of passive fire protection within fire strategies.
• Develop technical guidance and internal standards to drive consistency.
• Provide expert support to project teams on architectural fire-related challenges.
• Engage with manufacturers and industry bodies to source innovative solutions.
• Conduct technical audits and reviews to ensure compliance and continuous improvement.
• Work closely with external consultants and regulatory bodies where required.
• Stay at the cutting edge of fire safety by continuously developing your expertise.

• Experience in architectural design, consultancy, or a related field.
• Strong understanding of building elements, facades, structure, and MEP systems.
• Knowledge of Building Regulations, PFP materials, and fire safety standards.
• Digital Engineering experience – familiarity with BIM software is a plus.
• Strong problem-solving skills and an analytical, curious mindset.
• Membership in a Professional Institution (e.g., RIBA) and Chartered status (or working towards it) is desirable.
• A commitment to continuous learning and professional development.
• Willingness to gain PFP certifications within two years of appointment.

CHT is one of the UK's most advanced, and innovative, engineering and business services specialists. Part of the Laing O'Rourke Group, and founded on more than 200 years of experience, we are a leading construction and infrastructure technology services provider, supplying a complete Building Services package with communications, ICT, intelligent building, monitoring, BMS and the UK's largest mechanical, electrical & public health manufacturing facility - a 129,000 sq. ft factory - offering Off-site manufacturing and assembly for our digitally engineered modular MEP packages.

As part of the Disability Confident scheme, we would like to enable access to candidates with long term health conditions and disabilities through the ‘Offer an interview scheme’. This supports applicants that meet the essential criteria by offering an interview for the advertised position. Please let us know prior to interview what adjustments are required as well as discussing how we can support you in the workplace.

We want to ensure our recruitment process is accessible to all. If you need the application form in an alternative format or you would like to know more about our recruitment process, please email.