Field Applications Design Engineer - HVAC
£32,000–£40,000 + Overtime
Home Based| UK-wide travel | Company Car
About the Company
Our client is a family-run British manufacturer in the ventilation industry, supplying and upgrading air handling, heat recovery, supply, and extract systems.
This role sits within the aftermarket division, supporting upgrades and optimisation projects for an established client base.
The Role
We’re looking for a Technical Engineer – Applications / Design to manage HVAC upgrade projects from site survey through to technical design. You’ll work closely with customers and internal Project Managers to assess requirements, propose solutions, and deliver high-quality designs.
This is a hybrid role, split roughly 50/50 between site visits and home/office-based design work.
Key Responsibilities
Carry out site surveys, assessing existing HVAC systems and customer requirements
Measure and analyse airflows and pressures on AHUs
Design and upgrade AHUs (EC fan conversions), coils, CHW, LPHW and DX systems
Produce clear 2D AutoCAD drawings for casework, fan, and coil modifications
Provide technical input and support throughout the project lifecycle
Liaise with Project Managers, design teams, suppliers, and customers
Support energy efficiency and system optimisation initiatives
What We’re Looking For
Proven experience with HVAC / ventilation systems
Strong understanding of airflow, pressures and AHU operation
2D AutoCAD design experience (3D not required)
Confident, customer-facing and technically strong
Computer literate with clear written and verbal communication
Willing to travel across the UK (occasional overnight stays, typically 1–2 nights)
Package & Benefits
£32k–£40k salary
Overtime available (£5k–£10k p.a.)
40-hour week (8:30am–4:30pm), enhanced overtime rates
Hybrid company car
Paid travel time + £42.50 overnight allowance
Long-term role replacing a retiring engineer, with strong job security
If you’re an HVAC Technical Engineer looking for a varied, hands-on role with a respected UK manufacturer, this is a great opportunity to get involved