Estimator – Physical Security Systems (Data Centre Projects) Location: Hertfordshire Type: Full-Time, Permanent Salary: £45,000–£55,000 DOE Quarterly Bonus Scheme Work Style: Office-Based with Flexible Working Options A leading fire and security integrator is seeking a skilled Estimator to join its design team, focusing exclusively on physical security systems for data centre projects. This is a fantastic opportunity for someone with strong commercial and technical insight who thrives in high-security, mission-critical environments. About the Role As an Estimator, you’ll be responsible for preparing accurate and competitive cost estimates for large-scale physical security installations. You’ll collaborate with the design team, project managers, and commercial leads to ensure proposals are commercially viable, technically sound, and aligned with client expectations. Key Responsibilities - Develop detailed cost estimates and tender submissions for access control, CCTV, and perimeter protection systems - Analyse drawings, specifications, and client requirements - Liaise with suppliers and subcontractors for pricing and technical input - Identify risk, value engineering opportunities, and compliance considerations - Support budgeting, forecasting, and bid strategy development Looking For - Experience as an Estimator in physical security or related M&E sectors - Solid understanding of access control, CCTV, and perimeter security technologies - Familiarity with data centre environments is highly desirable - Proficiency in estimating software (e.g., ConQuest, Causeway, Excel) - Strong communication and collaboration skills - Based in or near Letchworth Garden City (or willing to commute) - Experience with C•CURE and Lenel systems is desirable but not essential. These are widely used access control platforms, and familiarity is a plus—but happy to train the right candidate with strong technical aptitude and a willingness to learn. On offer - Competitive salary between £45,000 and £55,000 depending on experience - Quarterly bonus scheme based on performance and project milestones - Office-based role with flexible working options - Company pension scheme - Career development and training support — including mentoring, certifications, and industry-specific learning - Supportive, collaborative team culture within a market-leading integrator