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For our office in Königstein im Taunus, close to Frankfurt, we are currently looking for various consultants:

Refrigeration system technician or mechatronics technician for refrigeration system construction (on a honorary fee basis, for short-term missions)

Interns in IT, Communication, or Climate Technology Consulting (full-time)

We are currently looking for a French-speaking person to support our team.

Refrigeration system technician or mechatronics technician for refrigeration system construction

for short-term assignments on a honorary fee basis

Your tasks include:

  • Conducting training courses - mainly in francophone developing countries - on the following topics: Safe handling of hydrocarbons, ammonia and CO2 as refrigerants, basics of refrigeration, air-conditioning and energy technology, application of environmentally friendly technologies according to the state of the art, recovery and recycling of refrigerants.
  • Planning of trainings, creation of training materials

Depending on your experience, your tasks may be expanded to include also

  • Development and implementation of concepts for training standards, curricula and certification systems in the project countries
  • Advice on the planning and implementation of refrigeration and air-conditioning system applications

Your profile:

  • Master refrigeration engineer or mechatronics technician or bachelor of mechanical engineering, specialising in refrigeration/air conditioning technology
  • Experience with natural refrigerants (mainly hydrocarbons) and expertise in the field of energy efficiency of refrigeration and air conditioning systems
  • Very good knowledge of relevant industry standards, especially on product safety and energy efficiency
  • Practical experience with the planning, installation, commissioning & maintenance of refrigeration systems and their documentation
  • Training competence; experience in processing and conveying training content
  • French as mother tongue or at least fluent (C2) is mandatory, other foreign languages are an advantage
  • Willingness to travel abroad
  • Confident handling of Microsoft Word, Excel and PowerPoint, Visio, CAD; industry-specific programmes are an advantage

We offer you:

  • meaningful work in an international working environment
  • a varied range of tasks with plenty of scope for creativity
  • an interdisciplinary team that is highly motivated to advance climate protection worldwide with committed partners
  • the possibility to work in a home office apart from business trips
  • for meetings, joint preparation and follow-up of assignments, there is also the opportunity to work in our wonderfully quiet office in the Königstein park

Interns in IT, Communication, or Climate Technology Consulting

If you are an enrolled student and looking for an interesting place to spend your required internship at, we're looking forward to your application for a 6-month internship.

Requirements for all internships are:

  • You have started or recently completed higher education or FH degree program in a field relevant to your internship
  • Secure handling of the MS Office package
  • Independent, flexible and reliable way of working

Technology-focus internship

  • Supporting the development and implementation of technical studies, market or demand analyses,
  • Conducting of data collections, creation of inventories, calculation of greenhouse gas emissions


  • Basic knowledge of thermodynamics, refrigeration technologies or energy efficiency
  • Advanced knowledge in MS Excel, Access and database management (SQL)
  • Interested in interntional cooperation and climate policy
  • Fluent in English and German, Spanish or French are an asset

Communication-focus internship

  • Writing and editing of texts and presentations
  • Editing of company and project websites including social media
  • Supporting project acquisition


  • Quick grasp of technical topics
  • Interest in international cooperation and climate change policy
  • fluent German and English in spoken and written, ideally fluent Spanish or French

Internship with IT focus:

  • Support for in-house IT processes and processes;
  • Installation of hardware and software
  • Optimization of Microsoft SharePoint, teams and other programs for internal use


  • Extended Excel, Access, and Database Knowledge (SQL)
  • Knowledge of MS Office365, especially MS Sharepoint and MS Teams
  • Experience as network administrator
  • Knowledge in powershell / scripting desirable

Want to apply?

You are highly motivated, have a professional and responsible work attitude with a high degree of flexibility, and an accurate and independent working style. You have excellent oral and written communication skills and like to work in a team? We are looking forward to your application!

Your application:

Please send us your application (motivation/cover letter, CV and relevant certificates) including your earliest availability, salary expectation and language level according to the European framework by email.

Your contact person is Claudia Becker

Phone: +49 61 74 94 03 70 4
or +49 61 74 96 97 40 (head office)

Interested but no vacancy posted?

If you are interested to work with us in our office in Königstein im Taunus, close to Frankfurt, you are welcome to send us an unsolicited application!