He was an Australian engineer. Grundy earned Bachelor of Civil Engineering in 1957 later graduated from the University of Melbourne where he earned Master of Engineering Science, in 1960. During his professional career he worked for Civil and Civic Pty Ltd and Hardcastle & Richards Consulting Engineers. He was also lecturer and professor emeritus in the Department of Civil Engineering at Monash University. Passed away peacefully at home on January 6, 2013.