A pet shop employee or a groomer.
A clerk (as a general rule, but specific jobs have specific titles)
store clerk
Cashier
cashier
I ment device technition
someone who works for a business
An employee
A gardener.
a horticulturalist
demonologist
collector
Mason
coach
A person who works with gold is called a goldsmith.
Someone who works in a pet store.
Chemist