Simba has pioneered the introduction of youth-friendly family planning services in nursing colleges in Zimbabwe since November 2009. He is working closely with the Ministry of Health to scale up the project to other nursing colleges countrywide. Simba has led many initiatives to increase access to information on reproductive health issues and empower nursing students to take charge of their reproductive health issues. Previously, Simba served as President of the students’ board and spearheaded programs at Parirenyatwa Schools of Nursing. Simba was a youth respondent for a Leadership, Management & Governance Project led by Management Sciences or Health, a high-level event held in conjunction with the 67th