Junior Mobile Engineer

Polyteck Building Services / Enviro-Logik Division

Location: Various Mobile Sites

Role Level:
This position is suitable for a Mobile Engineer, Improver, or Junior Engineer, including candidates with basic electrical knowledge who are willing to learn and develop skills in IoT, commissioning, and HVAC-related controls. Full training and ongoing support will be provided.

Polyteck Building Services is seeking a proactive and technically motivated Mobile IoT Technician to support the installation, commissioning, testing, and maintenance of IoT monitoring systems across multiple sites. The ideal candidate will have a practical mindset, strong willingness to learn, and the ability to work safely and professionally in client environments.

Overall Purpose of the Role

• Ensure all systems are installed, commissioned, and maintained correctly, safely, and on programme.
  
  
• Respond to and resolve reactive callouts in a timely manner, ensuring customer satisfaction.
  
  
• Provide technical assistance and fault-finding support at site level.
  
  
• Ensure PPM activities are completed to SFG20 and relevant HVAC / Electrical standards.
  
  
• Liaise professionally with subcontractors, clients, tenants, and internal teams.
  
  Key Job Dimensions
  
  
• Installation, commissioning, servicing, and testing of IoT monitoring systems.
  
  
• Coordination of materials, labour, scheduling, and site-level workflow.
  
  
• Continuously promoting efficiency, technical standards, and safe working practices.
  
  Principal Responsibilities
  
  Project & Site Delivery
  
  
• Ensure assigned works are planned and delivered effectively with sufficient labour and time.
  
  
• Coordinate materials and equipment needs with the Operations Director and Lead Commissioning Technician.
  
  
• Follow a logical and systematic sequence of works.
  
  
• Assist engineers by resolving technical issues arising on site.
  
  
• Identify remedial works during PPMs and routine visits and raise follow-on recommendations.
  
  
• Ensure systems are installed to specification, within approved budget, and meet Electrical Wiring Regulations.
  
  
• Deliver installation, commissioning, service, and callout support on IoT systems.
  
  
• Ensure system configuration settings, tests, and commissioning records are accurately documented.
  
  Compliance & Reporting
  
  
• Work in accordance with Health & Safety regulations, RAMS, and risk assessments.
  
  
• Ensure service visits are completed on time and that schedule frequencies are maintained.
  
  
• Keep helpdesk and office teams updated on job status and callout completion.
  
  
• Produce clear site reports and summary updates as required for management review.
  
  Personal Conduct
  
  
• Present a professional and positive company image at all times.
  
  
• Demonstrate flexibility when operational needs require additional hours (reasonable & agreed).
  
  
• Actively support the company’s success and take ownership of job performance.
  
  
• Treat colleagues and clients with fairness, respect, and professionalism.
  
  
• Take genuine interest in company improvements and contribute feedback constructively.
  
  Team Responsibilities
  
  
• Support engineers and apprentices, providing coaching and technical guidance.
  
  
• Identify development needs and encourage learning and skills progression.
  
  
• Address issues fairly and promptly, promoting a positive and proactive working culture.
  
  
• Encourage ownership, responsibility, and constructive challenge to improve performance.
  
  Key Result Areas (KPIs)
  
  Focus AreaMeasurementSalesIdentification of remedial opportunities and system upgrade recommendationsEfficiencyMinimise return visits and reduce time required for callouts (first-time fix)Cost ControlReduce waste, maintain tools/materials properly, avoid damageCustomer SatisfactionHigh quality workmanship and positive feedback leading to repeat businessProgramme DeliveryWork completed on time and within budgetProfitabilityTarget 30% gross profit margin across works delivered
  
  Key Skills Required
  
  
• Strong organisational and task-planning ability.
  
  
• Practical knowledge of IoT system installation, setup, and testing.
  
  
• City & Guilds qualification in A/C or HVAC (or working toward).
  
  
• Basic knowledge of mechanical/electrical systems and controls wiring.
  
  
• Computer literacy (email, reporting, basic MS Office).
  
  
• Clear, confident communication skills with clients and team members.
  
  Salary & Progression
  
  
• Starting salary: £26,000 (entry level)
  
  
• Increases following successful probation and demonstrated competence.
  
  
• Opportunity to progress toward Lead Technician / Commissioning Specialist roles.
  
  What We Offer
  
  
• Overtime opportunities
  
  
• Travel expenses for foot-mobile engineers
  
  
• Continuous training and professional development
  
  
• Opportunity to work on high-profile Central London contracts
  
  
• 20 days annual leave + bank holidays
  
  
• Company pension scheme
  
  Requirements
  
  
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Legal right to work in the UK

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Successful pre-employment checks and DBS clearance

If you do not hear back within 30 days, please consider your application unsuccessful. We encourage future applications