Technical Sales Support Engineer HVAC

Leuven, Flemish Brabant Permanent · Full-time€3,000 – €4,200 gross per monthPosted on 3 August 2026

As Technical Sales Support Engineer HVAC, you guide customer projects for climate and air handling solutions, from needs analysis and selection to quotation, order and delivery. You work in Central Belgium on a permanent contract with an international manufacturer, with hybrid working options. You analyse specifications, select configurations in internal selection tools and advise installers and engineering offices on performance. Knowledge of thermal, hydraulic, mechanical or electrical building services helps you along the way.

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What you'll do

  • Analyse enquiries and specifications from customers
  • Select technically fitting solutions for each project
  • Develop technical-commercial quotations and follow them up with account managers and customers
  • Check orders and align with production, logistics and project partners
  • Advise installers and engineering offices on performance and configuration
  • Manage customer and project data in the CRM and in internal selection tools

What you bring

  • You hold a technical bachelor's or master's degree in energy, HVAC, mechanics or electromechanics
  • You have first experience with calculation, technical support, engineering or project sales
  • You know thermal, hydraulic, mechanical or electrical building services
  • You work accurately and put the customer at the centre of your approach
  • You have a good command of Dutch or French and speak professional English

What you get

  • You get a central role between customer, sales, engineering and production
  • You can make use of hybrid working options
  • You work in an international project context
  • You receive a competitive pay and benefits package
  • You receive training in product selection, calculation and climate technology
  • You are hired on a permanent, full-time contract

Want to know more about this profession, the salary and the growth paths? Read the role profile: Technical sales engineer→

How your application works

  1. Introduction. We call you as soon as possible for a short introduction.
  2. Interview at the client. A good fit? We put you forward and plan the interview together.
  3. Offer and start. We guide you through to the signature, and beyond.
Technical Sales Support Engineer HVACLeuven
Apply now →