MAINTENANCE ENGINEER– COLUMBUS (HAYWARD, CA). Opening. 5:30a-3:00p with some weekend coverage. From a small, old world Italian craft meat shop in North Beach, San Francisco to one of the most successful national producers of authentic cured craft meats and all-natural deli products, Columbus has evolved and grown organically one customer at a time, staying loyal to our home base in the San Francisco Bay Area. Family owned for 90 years, we underst...