Human resource performance is a strategic factor in supporting organizational effectiveness, including in military institutions with unique work characteristics. This study aims to analyze the influence of work attitude, work discipline, and efficiency on the performance of members of the Operational Service (Disops) of Halim Perdanakusuma Air Force Base, Jakarta. The study uses a quantitative, explanatory design. The study population was all 92 members of the Disops of Halim Perdanakusuma Air Force Base, Jakarta, so the sampling technique used was a census. Data were collected using a structured questionnaire that had been tested for validity and reliability, and analyzed using multiple linear regression in SPSS. The results of the study indicate that work attitude, work discipline, and efficiency simultaneously have a significant effect on the performance of members of the Disops of Halim Perdanakusuma Air Force Base, Jakarta. Partially, the three independent variables were also proven to have a positive and significant effect on performance.