Field-Based Technical Sales Engineer - Renewables

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

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.