A USPS Human Resource specialist typically handles tasks such as employee onboarding, processing personnel actions, maintaining accurate HR records, and supporting recruitment and staffing needs. They also provide guidance on employment policies, address employee inquiries, and work closely with management to ensure workplace compliance with federal regulations. Collaboration with payroll, labor relations, and other departments is common, requiring strong organizational and communication skills. This role is vital for promoting a positive work environment and ensuring that all HR processes align with both USPS and federal standards.