Pros
Managers, Coworkers family like, company vehicle, permanent fulltime position with good benefits and decent pay; not a contract or 3rd party like a lot of IT jobs tend to be. You don't necessarily need a lot of IT qualifications to do this job just be familiar with pos equipment and able to follow knowledge base instructions and able to troubleshoot.
Kontras
A lot of driving and working in grocery stores equipment can get dirty so gloves and or washing hands will be needed.