Security jobs in your ZIP code Salary and Prospects of Security Guard Jobs in District of Columbia As per the latest employment statistics of Bureau of Labor Statistics, the outlook for Security Guard job in District of Columbia is indicated below. Number of persons employed as Security Guards in District of Columbia is: 13,440Annual Average Wage of a Security Guard in District of Columbia is: $36,750.00. In Washington DC, the Security Officers Management Branch, or SOMB, of the D.C.’s Metropolitan Police Department must issue a license before one can work as a security guard, unarmed or otherwise.Effective January 2, 2014, the processing ...