JESA also known as Jharkhand Engineering Services Association has its head office at Ranchi. It was founded on 2000. Its members are Graduate Engineers working or retired from Road Construction Department, Water Resources Department, Drinking Water and Sanitation Department, Rural Works Department, Building Construction Department and all other departments which possesses Cadre post of parent departments.. JESA has been founded to resolve issues for the welfare of Engineers under Jharkhand Engineering Services and fulfils the great need felt over many years.