Fire & Security Engineering Supervisor

OCS; Winchester; On-site; GBP 42,000 - 65,000; Full time

Benefits offered by this job

Award-Winning Employer

Digital Learning

Discounts & Wellbeing

Job summary

OCS UK & Ireland is seeking a hands-on Supervisory Engineer to oversee daily fire and security system services across commercial sites in Southern England. You will balance field-based engineering work with leading and coordinating a small team to meet PPM, repairs and small works.

The role requires strong fault-finding skills, relevant qualifications, and the ability to manage contracts, plan workloads, and maintain safety and compliance.

Qualifications

• Proven experience working with fire and security systems including CCTV, access control, intruder alarms and automatic fire detection.
• Experience supervising engineers or coordinating subcontractors is desirable.
• Full, valid UK driving licence.

Responsibilities

• Carry out and supervise planned preventative maintenance (PPM) across fire and security systems.
• Diagnose faults, complete reactive repairs and carry out system upgrades and modifications.
• Deliver small works in accordance with contract specifications, client requirements and agreed timescales.
• Supervise and support a team of engineers and specialist subcontractors across Southern England.
• Plan and coordinate workloads to ensure service delivery meets contractual KPIs and SLAs.
• Maintain regular communication with clients, providing updates on service performance, outstanding works and technical issues.
• Ensure all works are completed safely and in accordance with relevant British Standards, legislation and industry best practice.
• Complete service reports, maintenance records, risk assessments and other required documentation.
• Support the day-to-day operational performance and profitability of contracts, identifying opportunities to improve efficiency and deliver additional works.
• Maintain strong working relationships with clients, colleagues and subcontractors to ensure a consistent, high‑quality service.

Job description

About The Role

To oversee the day-to-day delivery of fire and security services, ensuring planned preventative maintenance (PPM), reactive repairs and small works are completed safely, efficiently and in line with contractual requirements, service level agreements and OCS standards.

To oversee the day-to-day delivery of fire and security services, ensuring planned preventative maintenance (PPM), reactive repairs and small works are completed safely, efficiently and in line with contractual requirements, service level agreements and OCS standards.

This is a hands‑on supervisory role, split approximately 50% between field‑based engineering work and 50% supervision and administration. The role will support CCTV, access control, intruder alarm and automatic fire detection systems across commercial client sites.

Working Hours

Monday-Friday 08:00 - 16:30

Key Responsibilities

• Carry out and supervise planned preventative maintenance (PPM) across fire and security systems.
• Diagnose faults, complete reactive repairs and carry out system upgrades and modifications.
• Deliver small works in accordance with contract specifications, client requirements and agreed timescales.
• Supervise and support a team of engineers and specialist subcontractors across Southern England.
• Plan and coordinate workloads to ensure service delivery meets contractual KPIs and SLAs.
• Maintain regular communication with clients, providing updates on service performance, outstanding works and technical issues.
• Ensure all works are completed safely and in accordance with relevant British Standards, legislation and industry best practice.
• Complete service reports, maintenance records, risk assessments and other required documentation.
• Support the day-to-day operational performance and profitability of contracts, identifying opportunities to improve efficiency and deliver additional works.
• Maintain strong working relationships with clients, colleagues and subcontractors to ensure a consistent, high‑quality service.

Person Specification

• Proven experience working with fire and security systems, including CCTV, access control, intruder alarms and automatic fire detection.
• Strong technical knowledge of fault‑finding, maintenance, repairs and system modifications.
• Relevant technical qualifications in fire and security or a related building services engineering discipline.
• Previous experience supervising engineers or coordinating subcontractors is desirable.
• Experience working with large commercial clients and multiple system manufacturers would be advantageous.
• Good IT skills, including Microsoft Word, Excel and relevant maintenance or project management systems.
• Strong communication, organisation and problem‑solving skills.
• Professional appearance and a collaborative, team‑focused approach.
• Full, valid UK driving licence.

Resource Responsibilities

• Supervise and coordinate a small team of engineers operating across Southern England.
• Allocate workloads, monitor performance and ensure engineering resources are used effectively.
• Provide technical support and guidance to engineers, promoting safe working practices and high standards of workmanship.
• Maintain effective communication between OCS, the client, engineers and specialist subcontractors.
• Ensure all works are completed in accordance with relevant British Standards, health and safety requirements, contractual obligations and OCS procedures.

About The Company

OCS UK & Ireland is a leading facilities management company with 50,000+ colleagues and a turnover in excess of £2bn. We deliver innovative, award-winning services within facilities management, hard services, cleaning, security and catering.

Our mission is to make people and places the best they can be for our colleagues, customers and the communities we serve.

Our commitment to doing business the right way is rooted in our TRUE values - Trust, Respect, Unity, and Empowerment.

Why Work for OCS

• Award-Winning Employer: Ranked 36th on Glassdoor’s Best Companies to Work For 2025 — we value and motivate our people.
• Digital Learning: The OCS Academy offers digital courses and resources to help you build skills and grow your career.
• Retail Perks With our Hapi app, you can gain access to exclusive discounts, rewards and wellbeing resources.
• Professional Growth: 600+ live learners across UK&I — Empowering colleagues with further development and qualifications!
• Flexible Pay: Access a portion of earned wages before payday with our Wagestream App! (Contract Specific)

We are an equal opportunities employer and rely on a diverse workforce with a broad range of knowledge, skills, and backgrounds to deliver our goals. We offer an inclusive and welcoming environment and actively encourage applications from all individuals regardless of race, gender, nationality, religion, sexual orientation, disability, or age.