It will depend on your performance during the training. Students get placement offers from their place of training if they show good performance during their IT period. However, that may not always be the cases and usually, students have to find a permanent place of employment after their training period has concluded.
Here is a good article on career opportunities after hotel management that will give you a good idea of the scope, career options, salary etc. after completing a hotel management course.
One other career option available after completing a Diploma in Food Production from IHM Bangalore would be to go for a BHMCT course, which will allow you to explore postgraduate education options later on.
Here is a list of BHMCT colleges in India for your reference. For any help regarding admissions, you can fill the Common Application Form (CAF) or call our helpline number 18005729877.