Social media has become one of the media that has various advantages compared to other media. Accordingly, this study was conducted to examine the impact of social media use on employee performance among private employees. The impact of the use of social media is studied in 6 levels of literacy namely trust, sharing views, network relationships, knowledge transfer, job performance, social media experience among private employees. This survey study uses questionnaire instruments among 111 private employees in Malaysia. The results reveal that social media can encourage the formation of social capital employees represented by network relationships, share shared views and beliefs, which in turn, can facilitate knowledge transfer. Sharing views and the transfer of shared knowledge positively affects job performance. Although network relationships and trust do not have a direct impact on job performance, such influence is part of knowledge transfer. All variables of the study have a normal relationship that is the use of social media in the workplace, Beliefs, Sharing views, Network relationships, Knowledge transfer, Job performance, Social media experience. This may be due to the understanding of the respondents who provided good cooperation while responding to the survey questions honestly.