Purpose: This paper aims to identify the impact of social media on employee performance at the Hydrological Services Department (HSD) of Ghana. Understanding how employees use social media, how social media use leads to building a structural, relational and cognitive capability and how social media can be managed to ensure office productivity influenced this study. Design/methodology/approach: The grounded theory approach was used to conduct a systematic review of social media research. This method aimed to arrive at a comprehensive and theoretical understanding of a field or topic to identify the dominant themes and suggest knowledge gaps in this study.Purposive sampling was utilized to choose the research interview subjects with a qualitative research approach also adopted as an efficient way to understand the subject under study. Findings: The findings show that network connections facilitate employee social engagement. Employees who share goals develop common standards and obligations, strengthening sentiments of trust and identification. Finally, trust encourages people to communicate and share. This study stresses the need for businesses to encourage employees to use social media for more than just social networking. It can also be used to assist with open-ended knowledge management responsibilities.