There have been reported cases of operational stress experienced by security and paramilitary officers in Nigeria ranging from high to moderate on a continuum of duty posts. Many officers tend to experience operational stress that affects their psychological well-being and productivity. Thus, a study on the influence of operational stress and coping strategies on psychological well -being among paramilitary officers in Bade LGA., Yobe State. The study objectives were: to examine independent influence of operational stress and coping strategies on the psychological well-being of paramilitary officers in Bade, LGA; investigate the joint influence of operational stress and coping strategies on the psychological well-being of paramilitary officers in Bade, LGA. A total of 220 participants, comprising Police (60), Civil Defense (50), Correctional Service (45), and Federal Road Safety Corps (65) were used with purposive sampling techniques. Three standardized instruments namely: Operational Stress; Psychological well-being, and Coping Strategies Scales, were used. Simple linear and multiple regression analyses were performed. The findings revealed that operational stress and coping strategies independently and jointly predicted psychological well-being among paramilitary officers in Bade LGA [F (1,218) =43.956; P<.01; F(1,218) = 51.423; P<.01]; [F (2,137) = 47.153; P<.01] . The study recommended, among others, that the Federal Government of Nigeria should increase the number of paramilitary formations and personnel in Northeast Nigeria with a view to reducing workloads for efficiency and psychological well-being. Additionally, resilience training for coping strategies should be provided by the Federal Government of Nigeria to improve psychological well-being.