This research investigates the impact of the work environment and workload on job satisfaction among employees in the Operational Logistics Division at Pos Indonesia, Surabaya Main Branch. A quantitative method was applied with a total of 45 respondents selected through a saturated sampling technique. Data were obtained using interviews, questionnaires, and observations based on a Likert scale, and analyzed using Partial Least Square (PLS). The results reveal that the work environment has a positive and significant effect on job satisfaction, while workload has a negative and significant effect. These findings indicate that an improved work environment increases employee job satisfaction, whereas higher workloads tend to decrease it.