Government sewing jobs are garment manufacturing positions in which you execute a contract for a government agency or a branch of the armed services. Agencies and services that require uniforms, such as law enforcement, first responders, and military personnel contract with large garment manufacturing companies to produce their uniforms. At a manufacturing facility, there are several jobs such as seamster, product designer, and first line manager. Your duties and responsibilities differ depending on your specific position, and you may sew uniforms and gear, purchase the fabric or other materials as required by the contract, or help field test garments.