Principal / Associate Fire Safety

Tetra Tech; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

A leading engineering consultancy in Greater London is seeking a Senior/Principal Fire Safety Engineer. The role involves delivering fire engineering services across various sectors and ensuring compliance with safety regulations. Ideal candidates will hold a recognised fire engineering qualification and possess consultancy experience, particularly in commercial, residential, and healthcare settings. The position requires effective communication with stakeholders, leading complex analyses, and mentoring junior staff. A full UK driving licence is needed.

Qualifications

• Demonstrable consultancy experience in fire engineering.
• Extensive track record across public and private sectors.
• Full, clean UK driving licence required.
• Full, clean UK driving licence and willingness to undergo security clearance.

Responsibilities

• Deliver fire engineering services across various sectors.
• Shape fire solutions influencing design teams and client outcomes.
• Lead fire engineering analyses and produce robust design solutions.
• Conduct compliance checks and reviews of drawings.
• Mentor junior engineers and support project winning activities.

Skills

Fire engineering consultancy

Technical delivery

Fire dynamics application

Regulatory compliance checks

Stakeholder collaboration

Coaching junior engineers

Education

Recognised fire engineering qualification

Tools

Fire/evacuation modelling tools

Job description

Purpose & Scope of the Role

As Senior/Principal Fire Safety Engineer you will deliver fire engineering services across public and private sector projects in the UK and internationally. You’ll apply fire engineering principles to building design, undertake technical delivery and compliance checks (Approved Document B, BS 9999 and fire engineering approaches), review designs and drawings, attend site and design‑team meetings, and contribute to winning and delivering projects with a fire safety component.

Your Impact in this position

You will shape safe, pragmatic fire solutions across commercial, residential, education, healthcare and defence sectors. Your technical decisions will influence design teams and client outcomes, reduce risk, and support project delivery. You’ll also provide technical guidance that raises team capability and ensures consistent, high‑quality engineering outputs.

Core Capabilities

• Technical Delivery: Lead complex fire engineering analyses, apply fire dynamics, and produce robust, defendable design solutions.
• Design Review & Compliance: Conduct detailed drawing and specification checks for regulatory compliance and engineered solutions.
• Modelling & Analysis: Use fire and evacuation modelling or structural fire engineering methods to inform design and risk assessments.
• Stakeholder Collaboration: Communicate clearly with clients, project teams and contractors at all levels; represent fire engineering input in meetings and on site.
• Coaching & Leadership: Mentor junior engineers, provide technical oversight, and contribute to business growth and project winning activities.

Training, Qualifications & Experience

Recognised fire engineering qualification and demonstrable consultancy experience. Extensive track record across the listed sectors. Familiarity with fire/evacuation modelling tools or structural fire methods is advantageous. Full, clean UK driving licence and willingness to undergo security clearance.

Additional Information

In alignment with the Equality Act 2010, we will make reasonable adjustments to support candidates and employees requiring additional arrangements. This could include adaptations to work schedules, training approaches, or the physical workspace. Please inform us if you need any accommodations during the recruitment process or in your day‑to‑day role.