Attie Juyn matriculated from the Florida High School in 1973, and after compulsory military service, enrolled at the PU for CHE in 1976 for the B.Juris degree, which he completed in 1978. He started his career at the Potchefstroom City Council in 1979, where he was selected as member of a team to implement and operated the Council's first computer for business systems. In 1982 he accepted a position as programmer at the PU for CHE's Compter Services Department, where he progressed through various positions, and later specialised as data base administrator.
During this period he completed the Diploma in Datametrics at Unisa, and studied MBA part-time at the PU for CHE from 1987-1991. In 1990 he decided to broaden his experience, and joined a software development company as consultant, and gained valuable experience in the private sector at companies such as BP, Unilever and Sasol.
In 1992, he decided to return to the PU for CHE, where he again worked in various roles in the Information Technology Department. In 1997 he was appointed as Deputy Director of Information Technology and –Management, and in 2000 he was appointed as Director. After the merger, he was appointed as Institutional IT Director, and subsequenlty to Chief Director Information Technology, a position he still holds. Under his leadership the NWU's IT infrastructure, systems and services have progressed to a leadership position in South Africa.
He has also played a leading role in the higher education sector. He has acted as chair of the Association for SA University Directors of Information Technology for the past three years. He was a board member of TENET, as well as director of OpenCollab and Extended Campus Technologies. He plays a leading role in the establishment of a South African Kuali community. He is now the CIO of Stellenbosch University.