Mohammed is the Technical Head: HIV Self-Testing at the Wits Reproductive Health and HIV Research Institute in Johannesburg, South Africa. He is an experienced researcher with a laboratory medicine background who has headed several multi-centre randomised controlled clinical trials at the Institute focussing on Antiretroviral Drug Dosage Optimisation and HIV Self-Testing Usability. Mohammed took over the HIVST portfolio at Wits RHI in 2014 and has spear-headed the programme which is primarily assessing a variety of prospective test kits in the hands of untrained users. He is the Technical Lead for the STAR Initiative at Wits RHI. He chairs the South African HIV Clinicians Societies HIVST Technical Working Group and is leading the engagement with various facets of the National Department of Health. He was the lead author for the Recommended HIV Self-Testing Guidelines published by the SA HIV Clinicians Society. Mohammed completed his MBA in 2016 with his dissertation focussing on the market entry barriers for HIVST in South Africa. His current research focuses on the performance evaluation and optimization of prospective HIV Self-test products in the South African market.