Site Supervisor jobs in United Kingdom

Engineer Supervisor - Fire & Security | Hertfordshire/Berkshire - Field-based with office days

Salary: £45-55k + company vehicle + benefits | Full-time, Permanent

About the Role

We\'re working with a leading independent Fire & Security business that delivers cutting edge solutions for prestigious clients, from universities and local authorities to high security facilities. They\'re seeking an Engineer Supervisor to spearhead quality, compliance, and technical excellence within their service & maintenance division. This is a hands on leadership role, balancing field-based work with mentoring, compliance oversight, and supporting the wider engineering team.

• Lead and supervise a team of Fire & Security engineers, ensuring high standards across all service and maintenance work
• Carry out complex maintenance and service visits where required
• Champion compliance with NSI standards, delivering toolbox talks and developing processes that improve quality
• Provide technical support, act as point of escalation, and assist with root cause analysis for recurring issues
• Monitor engineer performance, provide feedback, and support training and development needs
• Liaise with clients, ensuring clear communication, service updates, and customer satisfaction
• Assist with large project handovers, ensuring compliant documentation and asset details are captured
• Maintain health & safety standards and promote a safety-first culture
• Track and deliver on KPIs including first-time fix rates, escalation resolution, and compliance recommendations

• Minimum 5 years\' experience in the Fire & Security industry
• Strong knowledge of high-end Fire Alarms, Intruder Alarms, CCTV, PAVA, Access Control, or Door Entry systems
• Background in service, maintenance, and fault-finding across multiple systems
• Previous supervisory or team leadership experience preferred
• Highly organised with strong communication and client-facing skills
• Ability to balance fieldwork with leadership and compliance responsibilities
• Full UK driving licence

• £45,000 - £55,000 pa basic salary (depending on expereince)
• Annual leave increasing with service, plus bank holidays
• Birthday off after one year\'s service
• Company vehicle, Smartphone, laptop, and uniform provided
• Overtime and commission opportunities
• Staff discount scheme & salary sacrifice options
• Ongoing training, engineer forums, and review meetings
• Pension contributions and additional employee benefits

This is a brilliant opportunity for a skilled Fire & Security Engineer ready to step into a leadership role, driving quality and compliance while still staying hands-on in the field, or an already experienced Supervisor/Team Leader looking for a new challenge.

Keywords: Fire & Security Supervisor, Fire Alarm Supervisor, Security Engineer Supervisor, Fire & Security Engineer Lead, Senior Fire & Security Engineer, Fire & Security Compliance, Fire & Security Team Leader, NSI Supervisor, Fire Alarm Team Leader, Security Systems Supervisor, Engineer Supervisor Fire Security Oxfordshire