Mobile Service Technician

JR United Kingdom; London; On-site; GBP 30,000 - 45,000; Full time

Job summary

A leading company in Smart Building solutions seeks a Mobile Service Engineer in London. The role involves providing on-site technical support and maintenance for smart technologies and AV systems, ensuring optimal performance and client satisfaction. Candidates should have hands-on experience with Smart Building Systems, strong troubleshooting skills, and the ability to engage effectively with clients.

Qualifications

• Proven hands-on experience with Smart Building Systems and AV integration technologies.
• Solid understanding of IoT devices and Power over Ethernet (PoE) infrastructure.
• Excellent fault-finding and diagnostic abilities with a customer-focused approach.

Responsibilities

• Travel to client locations to diagnose and repair faults in smart technologies and AV systems.
• Conduct preventive maintenance and system health checks regularly.
• Communicate clearly with clients, offering guidance and training.

Skills

Smart Building Systems

AV integration

IoT devices

Network troubleshooting

Communication skills

Problem-solving

Job description

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Hereworks is a provider of commercial Smart Building & Technology solutions throughout Ireland and beyond. We offer end-to-end solutions including Smart Building Technologies, IoT, Audio Visual Solutions, Telecommunication Systems and much more. We are unique in our ability to provide an integrated approach to our clients’ needs, ensuring that client brand and communication goals are met in a powerful combination of relevant solutions.

What’s the opportunity? (Role)

We are currently seeking an ambitious, self-motivated, hard-working individual to become part of the Hereworks Team as a Mobile Service Engineer. The successful candidate will be the front line of Hereworks’ service operations, providing technical support, maintenance, and issue resolution for deployed Smart Building & AV systems. This role is crucial to ensuring system uptime, optimal performance, and a high level of client satisfaction.

What will you be doing? (Responsibilities)

• On-site Support & Repairs: Travel to client locations to diagnose, troubleshoot, and repair faults in room booking systems, integrated smart technologies (lighting, HVAC controls, occupancy sensors) AV systems (Crestron, AMX, QSC, Extron, etc.)
• Preventive Maintenance: Conduct scheduled health checks on installed systems to ensure continued performance and early fault detection
• System Updates & Upgrades: Install firmware and software updates, reconfigure hardware, and apply patches as per manufacturer or Hereworks recommendations
• Client Engagement: Communicate clearly with end-users and site facilities teams, offering guidance and training where needed. Act as an ambassador for Hereworks on-site
• Documentation & Reporting: Maintain accurate records of site visits, work completed, parts used, and follow-up actions in the company's CRM or service management system
• Collaboration: Work closely with the design, projects, and software engineering teams to feedback on system performance and client usage trends

What do you need? (Requirements)

• Proven hands-on experience with Smart Building Systems, BMS, and AV integration technologies
• Solid understanding of IoT devices, cloud-connected systems, and Power over Ethernet (PoE) infrastructure
• Strong field experience on construction sites in technical roles (CCTV, AV, alarms, electrical, etc.)
• Skilled in connecting and configuring devices on IP networks
• Proficient in troubleshooting power and network issues
• Experienced in using diagnostic tools such as multi-meters and LAN testers
• Confident interpreting wiring schematics, network diagrams, and technical documentation
• Familiar with a wide range of BMS platforms and AV control systems
• IT proficient, especially with Windows PCs and basic networking principles
• Excellent fault-finding and diagnostic abilities with a proactive, customer-focused approach
• Excellent Communication and People skills
• Holds a full UK driving license and willing to travel regularly to client sites

Desired but not Essential

• Certifications such as CTS, KNX Partner, Crestron DMC-E, or similar
• Understanding of sustainability and energy management goals in smart buildings
• Strong experience with Building Management systems, including the configuration, and maintenance of BMS systems, IoT Sensors and Access Control