Ethiopia is among the least developed countries where basic health has not yet accessible for the majorih) of its people. Common fatal health problems in the counm) are those diseases that can be prevented easily. Hence, the Ethiopian government with the aim of reaching health services to all planned Health Extension Program (HEP). This study was made to asses the Human Resource Development (HRD) in Health in the HEP in Oromia Regional State, East Showa Zone, Boset and Lume Weredas. The study was intended to assess the general situation of the Human resource development in the HEP in the specified study areas. It has also tried to assess the working environment of Health Extension Workers (HEWs) in relation to Human Resource Management (HRM) components This was a census study conducted by interviewing HEWs using questionnaire and supported by in-depth interview of the concerned Wereda, Zonal and Regional officials. The results illustrate Ihat proper functioning of HEP requires provision of essential education and training that are the main inputs followed by continuous technical alld administrative support from the Health system. Besides this, construction of Health Posts (HPs), availability of adequate working materials, supported follow-ups should be aggravated to serve the purpose of the program. It further highlighted that n;obilization of volunteer community heallh workers function as a support and serve as a link between the broad governmental efforts and the communities at the grassroot level. In general. the health sector development of the HEP should be considered as the focal point and efforts should be strengthened by all concerned inorder to integrate health activities with the overall development endeavor and accomplish the goal.