Job stress is a prevalent phenomenon affecting individuals across various occupations and industries. Exploration in a previous study shows that the role of proficient communication by leaders as a pivotal moderating variable in addressing job stress and psychological well-being has received limited attention in stress management literature. This research aimed to assess the correlation between job stress, effective leadership communication, and psychological well-being. A survey was administered to employees within governance agencies in Malaysia, comprising 185 questionnaires. Data analysis involved SPSS for coding and descriptive statistics, alongside structural equation modeling and hypothesis testing utilizing Smart PLS software. Structural findings revealed that effective leadership communication effectively moderated the relationship between job stress and enhanced psychological well-being. This chapter offers several research propositions and conclude with implications for research and practice.