Site Supervisor

Site Supervisor – Teesside (Static Site)

About Us:

Johnson Controls, a global leader in thermal management, mission-critical building systems, energy efficiency, and decarbonization, helps customers use energy more productively, reduce carbon emissions, and operate with the precision and resilience required in rapidly expanding industries such as data centers, healthcare, pharmaceuticals, advanced manufacturing, and higher education.

For more than 140 years, Johnson Controls has delivered performance where it really matters. Backed by advanced technology, lifecycle services and an industry-leading field organization, we elevate customer performance, turn goals into real-world results and help move society forward.

Johnson Controls isseekingan experienced and proactive
Site Supervisor
with a strong
fire alarm engineering background
to oversee and support the delivery of
fire alarm servicing, gas suppression systems, and mechanical suppression systems
at a key static site in Teesside.

This role is ideal for someone who is not only confident leading others but is also technically hands‑on, able to carry out maintenance tasks themselves, and committed tomaintainingthe highest standards of safety, compliance, and service delivery.

About the Role

As the Site Supervisor, you will lead a team ofon‑site engineers and subcontractors while also completing
your own planned and reactive maintenance tasks
. You will ensure the effective delivery of all fire detection, gas suppression, and mechanical suppression services across the site.

You willbe responsible for planned preventative maintenance, routine servicing,fault‑finding, and remedial works on a range of systems, including:

• Conventional and addressable fire detection systems

• Networked and graphical fire alarm systems

• Gas extinguishing systems (e.g.,Argonite, CO₂,Inergen, Novec)

• Mechanical fire suppression equipment and fire extinguishers

You will act as the primaryon‑sitepoint of contact, ensuring smooth operations, strong client relationships, and full compliance withsite‑specific safety and quality standards.

What We Offer

• Competitive salaryand commission scheme
• Company vehicle, fuel card, and full PPE
• Door‑to‑door payments
• Overtime andcall‑outrota payments
• 25 days holiday plus bank holidays
• 7% matched pension contributions, life assurance, and employeeassistanceprogramme
• Discounts on high street brands and Johnson Controls products
• Cycle‑to‑work scheme
• Employee referral scheme
• Extensive training andcross‑skillingopportunities
• Access to business resource groups
• Supportive, collaborative team culture
• Clearlong‑term career development pathways

Key Responsibilities

• Lead, support, and coordinate on‑site engineers and subcontractors
• Build strong working relationships with the client and ensure high levelsof customer satisfaction
• Act as the main point of escalation for technical or operational issues
• Monitor subcontractor performance and ensure all work meets required standards
• Support the coaching, development, and onboarding of engineers and apprentices

• Personally carry out maintenance, servicing,fault‑finding, and repairs on fire alarm systems
• Support and oversee works on gas suppression and mechanical suppression systems
• Perform integrity testing (training provided if required)
• Assist with estimating, commissioning, and client training where required
• Identify and communicate remedial works, system deficiencies, and upgrade opportunities
• Ensureaccuratecompletion of allon‑site documentation, daily work diaries, and service reports

• Personally carry out maintenance, servicing,fault‑finding, and repairs on fire alarm systems
• Support and oversee works on gas suppression and mechanical suppression systems
• Perform integrity…