About us. Sentry Security Inc is a small business in Fargo, ND. We are professional, agile and our goal is to Provide world-class security services to our clients and the communities we serve. Sentry Security. is seeking a highly motivated and observant Security Guard to join our team in Fargo, ND. As a Security Guard, you will play a vital role in protecting our clients' property and ensuring the safety of their employees and visitors. About Sen...
