Designer/ Estimator - Fire and Security

Are you passionate about designing innovative Fire & Security solutions that deliver real value to customers?

At Mitie Fire & Security, we’re looking for a talented Designer / Estimator to join our growing team. Supporting a portfolio of national and enterprise customers, you’ll play a key role in transforming customer requirements into fully engineered, commercially viable solutions across fire detection, CCTV, access control and intruder systems.

Working closely with sales, operational and technical teams, you’ll take ownership of the design and estimating process, producing high-quality proposals that balance technical excellence, compliance and commercial success. This is an excellent opportunity to work on a diverse range of projects, influence customer outcomes, and further develop your career within one of the UK’s leading Fire & Security businesses.

Responsibilities

• Produce detailed and accurate Fire & Security system designs, quotations and cost estimates.
• Develop solutions across CCTV, Access Control, Intruder Alarm and Fire Detection systems.
• Review customer specifications, drawings, surveys and tender documentation to develop compliant proposals.
• Conduct site surveys where required to validate design requirements and identify opportunities.
• Work collaboratively with Business Development, Account Management and Operational teams throughout the sales lifecycle.
• Liaise with manufacturers and suppliers to identify the most appropriate technologies and solutions.
• Prepare technical submissions and supporting design documentation.
• Ensure all designs comply with relevant legislation, standards and industry best practice.
• Provide technical expertise and guidance to internal and external stakeholders.
• Support continuous improvement initiatives and contribute to design and estimating best practice.

Essential Criteria

• Previous experience within a Fire & Security Design, Estimating, Surveying or Technical Solutions role.
• Strong knowledge of CCTV, Access Control, Intruder Alarm and Fire Detection systems.
• Experience producing technical designs, quotations and cost estimates.
• Ability to interpret specifications, drawings and tender documentation.
• Strong commercial awareness and understanding of project costing.
• Knowledge of relevant industry standards and compliance requirements.
• Excellent communication and stakeholder management skills.
• Strong organisational skills and the ability to manage multiple projects simultaneously.
• Full UK driving licence.

Desirable Criteria

• Experience designing solutions for national account or enterprise customers.
• Knowledge of leading Fire & Security manufacturers and technologies.
• Experience using CAD, design or estimating software.
• Understanding of IP networking and integrated security solutions.
• Experience supporting tender submissions and bid responses.
• Industry qualifications relevant to Fire & Security design or engineering.
• Experience working within NSI, BAFE or other accredited environments.

Why Join Mitie Fire & Security?

• Work on a diverse range of high-profile customer projects.
• Join a growing and supportive technical team.
• Influence solution design from concept through to approval.
• Gain exposure to the latest Fire & Security technologies.
• Access ongoing training, development and career progression opportunities within a market-leading business.