Team & Career

Start your career at ADI right now!

Become Part of the Team

Being a part of the team at ADI is not just a job or being an employee. It is building your career in a sustainable way. We value smart, keen, and passionate A-players in our company. Working at ADI is fun, valuable, and challenging. We employ a flat organisational structure and value the input of our team members. Since we’re always looking for the best people to add to our team, there is the possibility of an open application. If you have any questions about the way we work, our open vacancies, or anything else team related please contact our HR Manager Elisabeth.

The benefits of working at ADI


  • Opportunity to work for an innovative and durable start-up with real impact in the world
  • A stimulating and challenging environment
  • Being in charge of your own career
  • Young and engaged team dynamic
  • Unlimited holiday policy
  • Working form home possibilities
  • Flexible working hours
Job opportunities

Positions that are open for application

If you have a Biological education or experience in the greenhouse industry and you are interested in bridging the gap between high tech innovation and cultivation, please reach out to us. [Internship or recent graduate position]

Developing business cases for both customers and ADI is an essential part of the scale-up journey. As a business developer you will be responsible for managing the sales pipeline, generating new leads, establishing business cases for clients and developing ADI’s service model. [Internship or recent graduate position]

Internship positions are always open at ADI if you have skills with electronics, embedded systems, mechatronics, camera equipment, design and development etc. there could be a spot for you on the technical team. If you have an aptitude towards business, greenhouse operations or marketing there could be an opportunity for you in the business team. Be aware: in order to qualify for an internship position, you need to be registered with an accredited educational institution.

Meet The Team

William Simmonds


CEO | Owner

A natural communicator and entrepreneur, with a passion for applied engineering and innovation. William has worked as an engineer, project manager and teacher before focusing on the development of ADI. Business development courses from Rabobank, as well as participating in Yes!Delft’s Accelerator program has honed William’s commercial skills.

Lucien Fesselet - ADI


CTO | Owner

Since a young age Lucien has been passionate about technology, from building his own computer at the age of 11 to the innovation of state-of-the-art greenhouse monitoring systems and image recognition software. Lucien is now living his dream, managing a team of talented technicians researching and developing amazing systems.


Lead Software Developer

Tim has an interest in solving human tasks with a computer. Specifically tasks that are not trivial, but once they are automated bring many opportunities. At ADI he creates software that can recognise and analyse plants. Besides this he also works on a thesis about music similarity to finish his Computer Science Master.




lead business developer

Pim van Geest grew up in the heart of Dutch greenhouses, in the Westland of South-Holland. Besides his knowledge and network in the horticultural industry,  he has experience working as a business developer and in the world of venture capital. 


System & Control Engineer

James’ actual name is Choo Wai Keong but everyone calles him James in the office. He is ADI’s software & robotics engineer. The majority of his responsibilities lie within the system and software architecture design of ADI’s products. What makes him feel excited about his work is that he is always given the opportunity to build and develop new technology for the industries and learn new skills.



Bart develops the systems that accommodates the sensor equipment and enables data collection. He has an affinity with greenhouses and mechantronics. In his spare time he enjoys cycling and messing around with home automation.


Operations Manager & Engineer

Ryan is a young and energetic Aeronautical Engineer. Next to this he is an enthusiastic drone pilot and photographer.


Operations Engineer

Mohit is our operations engineer. He studies Aeronautical Engineering at InHolland Delft. He likes building things, flying drones, and photography.