Technical Engineer

RES-Distribution Ltd; Chard Town; On-site; GBP 40,000 - 65,000; Full time

Benefits offered by this job

Company car

Pension (matched up to 9%)

Bonuses

Job summary

RES, part of the Wolseley Group, is hiring a Technical Sales Engineer for field-based work in the East England region. You will survey sites, design heat pump systems, and produce proposals for the sales team, while ensuring MCS standards and Building Regulations compliance.

You will support installers with technical issues, provide remote assistance, and travel as required. A consultative, customer-focused approach and experience in low-temperature hydraulic design are essential.

Qualifications

• NVQ Level 3 Plumbing & Heating or equivalent.
• Heat pump design & installation qualifications (LCL/BPEC).
• Knowledge of MCS standards, G3 unvented hot water, and WRAS compliance.
• Experience in low-temperature hydraulic design and electrical fault-finding.
• Strong consultative mindset with the ability to translate technical data for non-technical customers.

Responsibilities

• Conduct technical site surveys and agree system specifications with installers/homeowners.
• Produce on-site quotations and commission Air Source Heat Pump systems; handle handovers and remedial visits.
• Create room-by-room heat loss calculations, system designs and performance assessments using company tools.
• Act as Nominated Technical Supervisor for regional MCS projects and ensure compliance with Building Regulations.
• Provide phone-based and remote technical support and maintain relationships with installers.

Skills

Consultative approach

Technical problem solving

Electrical fault-finding

Low-temperature hydraulic design

Customer-facing communication

Education

NVQ Level 3 Plumbing & Heating

Heat Pump Design & Installation (LCL/BPEC)

Job description

Salary

Competitive Salary + Company Car + Excellent Benefits

Position Summary

Technical Sales Engineer - Field Based - RES - Renewables - East England

So, who are we? We are RES, a part of the Wolseley Group - a leading specialist trade merchant across the UK and Ireland. We pride ourselves in putting our people and customers at the heart of everything we do - and best of all, provide opportunities to develop skills and build careers through our award-winning Wolseley Talent Guild.

Also, did we mention? In addition to the competitive salary, there are also benefits on tap - including...

Benefits

• Annual leave (increasing with length of service), a generous pension scheme (matched up to 9%), potential to earn bonuses, enhanced maternity / adoption leave and access to a great range of online and high street discounts.
• We also promote positive health and wellbeing by offering free access to healthcare, our popular YuLife app, our Cycle to Work scheme and more!

Responsibilities

• Conducting technical site surveys, agreeing system specifications with installers and homeowners, producing on‑site quotations, commissioning Air Source Heat Pump systems, completing system handovers, and resolving technical issues through remedial visits.
• Produce room-by-room heat loss calculations, system designs and performance assessments using company design tools and established processes, with full training and technical support provided. Compile technical proposals and quotations for the sales team, ensuring accurate project records are maintained within the CRM system.
• Acting as the Nominated Technical Supervisor for all regional MCS projects, ensuring every subcontracted installation adheres to MCS standards and Building Regulations.
• Providing phone‑based and remote technical support, maintaining strong working relationships with assigned installers, and acting as a consistent technical point of contact.

Requirements

• Plumbing & Heating: Level 3 NVQ or equivalent.
• Heat Pumps: LCL/BPEC Heat Pump Design & Installation.
• Compliance: G3 Unvented Hot Water, WRAS, and a comprehensive knowledge of MCS standards.
• Technical Expertise: Proven experience in low-temperature hydraulic design and electrical fault-finding.
• Soft Skills: A "consultative" mindset with the ability to translate technical data into actionable insights for non-technical customers.
• Logistics: Based in/around East London or Ipswich, with a willingness to travel and occasional overnight stays.

Working Hours & Location

This is a full-time, permanent, field based role working 42.5 hours per week Monday to Friday between 8am - 5pm.