Peter has worked on CAMAC hardware and software standards, and has organized conferences and exhibits. He wrote data acquisition software for a synchrotron radiation facility and for the European Molecular Biology Laboratory. Since completing his degrees, he has worked exclusively in the fields of real-time software and hardware, mostly applied to research. At Los Alamos National Laboratory, Peter led a group that developed control systems for charged particle beam accelerators and storage rings.

Peter is an active member of IEEE, and has served as secretary, vice president, and president of the IEEE Nuclear and Plasma Science Society. IEEE acknowledged his service to the society and his achievements by presenting him with the 2002 Richard F. Shea Distinguished Member Award and the 2007 IEEE Computer Applications in Nuclear and Plasma Science Award. He has also served as a member and chairman of the IEEE Society Review Committee and in 2009 was elected (2011-12) Division Director for Division IV to the IEEE Board. He is a member of the Institute of Physics in the United Kingdom, the Instrument Society of America, and the Association of Iron and Steel Technology. With over 60 papers published in journals and at conferences, Peter is an established member of the physics, SCADA and process controls communities.