Job Description

Works Manager (Installation, Commissioning)
Location: Greater London
Salary: Competitive in industry + Works Manager bonus scheme
Trinity Fire & Security are seeking an accomplished Works Manager to lead installation operations across London and the South East. This is a high-visibility leadership role where you will guide skilled teams of Installation and Commissioning Engineers, oversee multiple concurrent projects with major clients, and shape the operational success.
If you are a proven leader in the Fire & Security sector who thrives on delivering quality, driving performance, and developing high-performing teams.
The role of Works Manager
As a Works Manager at Trinity, you will take ownership of all works-related activities across the region, ensuring operational excellence, strong financial performance, and the consistent delivery of high-quality installation projects.
The key responsibilities are:

• Provide clear leadership and direction to Installation Engineers, ensuring projects are delivered to the highest technical and safety standards.
• Drive operational performance across labour utilisation, productivity, financial KPIs, and health & safety compliance.
• Collaborate closely with the Works Support team to ensure seamless communication, job scheduling, and resource allocation.
• Lead on installation-related escalations, ensuring timely and effective resolution.
• Collaborate cross-functionally with wider Trinity support teams to optimise engineer productivity, compliance, and customer satisfaction.
• Monitor, analyse, and respond to daily, weekly, and monthly KPI reports, ensuring continuous improvement and performance tracking.

Experience required
At Trinity, we believe that great employees share key qualities: a vibrant energy, a positive attitude, a commitment to excellence in customer service, and a strong sense of responsibility towards their work. We are seeking exceptional individuals who embody these traits and are passionate about making a difference.
For this exciting opportunity, we are looking for candidates with:

• Extensive Fire & Security experience, with strong technical understanding of installation, commissioning, and industry standards.
• Proven leadership experience managing multidisciplinary engineering teams.
• Commercial acumen with a track record in managing regional P&L, resource planning, and operational targets.
• Customer-focused approach, committed to delivering exceptional service and building long-term client relationships.
• Excellent communication, problem-solving, and decision-making skills, with a proactive and collaborative approach to leadership.

What we'll give you

• Competitive base salary, plus the ability to earn more through our Works Manager bonus scheme
• 23 days holiday, plus bank holidays
• Company pension scheme
• Company car benefit
• Life assurance
• Employee Welfare assistance programme

If you are a dedicated professional with a passion for driving excellence and leading teams, we would love to hear from you. Apply today and join a company that values your expertise and invests in your growth!
Equal Opportunities in Practice
We are committed to equality of opportunity for all staff and applications from individuals are encouraged regardless of age, disability, sex, gender reassignment, sexual orientation, pregnancy and maternity, race, religion or belief and marriage and civil partnerships.
Security Vetting
It is an industry requirement that successful candidates / future employees undergo security vetting. Offers of employment are subject to satisfactory vetting and may be withdrawn if the required standards are not met.
INDHP
Trinity Fire & Security has been helping businesses to ensure the safety of their people, properties, and business operations for over 25 years.
Using our extensive knowledge of fire, life safety and security systems, we will design a tailored solution to meet each client's individual needs. We pride ourselves in offering a full customer aftercare service ranging from traditional maintenance through to ensuring full legislative compliance

Skills Required