To be a garment technologist you would usually need a degree in a subject related to clothing technology and production. Some courses combine garment technology with fashion design.
To look for colleges and universities offering fashion and textile-related courses and degrees, use the course search on this site - check with individual colleges and universities for their entry requirements.
Any work experience you gain during your study will also be an advantage when you start applying for jobs.
You may be able to get into this job through an Apprenticeship scheme. The range of Apprenticeships available in your area will depend on the local jobs market and the types of skills employers need - see www.apprenticeships.org.uk for details.
For more information about this career, see the Can U Cut It? website.