After the war he studied electrical engineering at Princeton University, graduating in 1949.

He started his career as electrical engineer for Bell Labs, where he worked for many years.

In the 1950s he started his own consulting business, and in the 1960s, Hall was faculty member at the Moore School of Electrical Engineering at the University of Pennsylvania.

Hall later became a senior IEEE fellow for contributions to systems engineering methodology, and applications to telecommunications policy and practice in the year 2000.

[3] He made contributions to systems engineering methodology, and applications to telecommunications policy and practice.