McKay's appointment was as Assistant Research Officer, later changed to Associate Research Officer. McKay never had an appointment with the NSRF/ NSRFC under any title other than those two. Various "working titles" were used over the years in dealings with cutomers and other external entities, but these were not used in official internal documents relating to employment.
The most recent such document available is from 1987 and reads as
follows:
The following salary information is provided to assist you with your appraisal. Please refer to the salary scales presently distributed.
Increment Date:____________February
Status:____________________Permanent
Present Classification_____Associate Res. Officer
McKay received no indication at any time after that that his employment status at the NSRFC was being changed in any way until 6th April 1992