Security Field Supervisor (Birmingham Area Branch) Birmingham, AL, United States of America $17.00 - $18.00 Back Apply Now Back Apply Now Overview DSI believes that success is bred in the recruiting, selection, supervision, and training of each and every employee. Believing in the need for ongoing and perpetual training helps to set DSI apart from its competitors. Many companies give testimonials about their commitment to customer service and employee satisfaction but few deliver on that promise. That is where the DSI motto, u201cDWYSYWD