This study described the managing interpersonal conflicts, coping strategies, and time management skills of security guards in public secondary schools under the security guard agency in District 1, Division of Davao City. This study employed the non-experimental quantitative research design utilizing the correlational method. The respondents of this study were composed of 135 security guards using total enumeration. The data analysis utilized the weighted mean, Pearson r, and multiple regression analysis. The findings revealed that the level of managing interpersonal conflicts, coping strategies, and time management skills of the security guards were high. It was found out that there was a significant relationship between managing interpersonal conflicts and time management skills, and between coping strategies and time management skills. It was further shown that managing interpersonal conflicts and coping strategies significantly influenced the time management skills of the security guards. Based on the findings, security guards in public secondary schools should enhance their interpersonal conflict management and coping strategies to improve time management. Fostering open communication, implementing stress-reduction programs, and providing continuous training on time management and conflict resolution are essential. By adopting these recommendations, school administrations and security agencies can cultivate a more efficient, harmonious, and productive work environment conducive to educational safety and security.