It is believed that the secret behind any national development is citizens’ competence and innovativeness. Aware of this, the current Ethiopian government puts TVET as the best mechanism for transforming the country and lay down a new strategy since 2008 for well effecting its goal. To this end, the researcher was initiated to conduct the study on the current practices of TVET in Gambella Region. Therefore, the purpose of the study was to examine outcomes based training practice in Gambella government technical and vocational training college. To achieve the study objective, mixed research method was adapted and used to generate both quantitative and qualitative data. Openo polytechnic College was selected using purposive sampling. Thus, the study was mainly focused on assess the practices in training, while carried out at the moment. To realize the study successfully, a descriptive survey design was employed in the study. A total of 319 (270 trainees, 43 trainers and 2 college main deans, 1 vocational counselors regional SME and 2 college's academic deans and research participants took in this study. Relevant data for the study were collected both from primary and secondary sources. To collect the required data, standardized questionnaires, and interview were applied. The quantitative questionnaire was analyzed using frequency distribution, percentage, descriptive measure. To analyze qualitative data, thematic analysis which means description, classifications, and associations of the information was carried out. To further assist the quantitative data, SPSS (21.0) was employed. The study results revealed that more than half of the respondents were neither agreed nor disagreed for the trainers are directing by the outcome based training principles & for these same have huge experience & competency to deliver outcome based training consistently with the applied curriculum. In addition, almost half of the respondents were not certain for the college has fully provided the required resources for curriculum development and teaching learning and training materials. 36.74% to 40.82% of the respondents were not satisfied about the performance of the trainees when they practice. The study concluded that ‘Openo’ poly technical college is at distant prospect in being organized and prepared for outcome based training practice. So, it is better for ‘Gambella’ government technical vocational and educational training college to searching for mechanisms to possess proper physical and human resource and to carry out fund raising mechanisms to finance out rather than totally depend on recurrent budget and to create conductive working and training environment for the trainees can demonstrate mastery of material through practical application such as projects, products and performances as possible recommendations.rnKey words: Outcome based Training, Competency, Government TVET College, and Gambella