A BBA gets you entry-level positions in many corporations and factories. You would do lot of backend work, and provide support services to your seniors. Exceptional candidates could expect to do some customer interface, though it is very rare. Also invariably, you would hit the glass ceiling very fast, and would require an MBA to move up the ladder.
Since the degree will equip a student of BBA with the basic knowledge about corporate management and skills it will help them understand the diverse functioning of a company. BBA graduates can look for jobs in sales and marketing department of companies as members of sales teams or as management trainees.