The human resources specialist supervises or performs personnel and administrative functions in support of company, battery, troop; detachments at division, corps, and echelons above corps; in brigade and battalion S1's or in other similar organizations, activities and units; and advises the commander, the staff, and unit soldiers on human resource matters. The human resources specialist also participates in occupational classification and management of human resources or supervises personnel management of human resources or supervises personnel management activities to include maintaining officer and enlisted personnel records and processing personnel actions concerning soldiers and their families.