He returned to South Africa in 1929 to the position of assistant electrical engineer at De Beers Consolidated Mines.
After a time spent in the Directorate of War Supplies,[1] he went on to successfully expand SAPPI's operations[2] and was president of the South African Institute of Electrical Engineers during the 1940s.
[5] He was appointed to several senior positions during his time at UC, including Chairman of the Board of Kinross, Bracken, East Geduld, Grootvlei, Leslie and other gold mines.
[1] In 1962 he was seconded to South African Pulp and Paper Industries Ltd (SAPPI), where he was instrumental in the successful expansion of their operations.
[7] From 1 September 1964, Stratten was appointed to the National Finance Corporation[8] (a subsidiary of the South African Reserve Bank from 1949 to 1984), to represent the mining industry.