ATE Santa Fe is the provincial branch of the Asociación Trabajadores del Estado, a union representing public-sector workers in Santa Fe, Argentina. It advocates for members on workplace and employment matters, including pay, job classifications, and collective bargaining. Its activities include seeking negotiations on the reclassification of technical staff in the Ministry of Health and publishing updates on labor agreements, appointments, and other institutional issues.

The organization also provides services and benefits for members and their families. These include legal advice, preventive health services, emergency and home medical care, financial assistance, baby layettes, and discounted food and household-product bundles. Members can access recreational facilities and activities, including a heated swimming pool and the Predio UNL ATE, as well as accommodation at Hotel UNL ATE and trips for affiliates.

ATE Santa Fe offers cultural and educational programming, such as workshops, courses, events, and activities for children, young people, and adults. Through its social programs, member services, training, and advocacy, the union supports public employees and promotes community participation.