An assignment to Keflavik, Iceland had John working TF/F-102A aircraft.
His next assignment, George AFB, California, had him working F-4D's and F-4E aircraft. His F-4 aircraft work continued on when he was transferred to Udorn, Thailand.
From Thailand, he was assigned to Nellis AFB, Nevada, changed aircraft type to F-111A's. He went with the F-111A deployment to Takhli, Thailand, Sep 72 - Mar73. He followed on to Pease AFB, New Hampshire working as FB-111A Quality Control inspector and Job Control controller. Follow-ons took him to HQ/Strategic Air Command, FB-111A Program Manager and further to Sacramento Air Logistics Center HQ/SAC Liaison.
Another change of aircraft, this time KC-135A's, when he was assigned to RAF Fairford, United Kingdom. Temporary duty assignments to Riyadh, Saudi Arabia and the Azores were part of the tour.
Final Air Force assignment took him back to George AFB and F-4E aircraft. Official Air Force retirement was 31 August 1989.In his new career, he went to work for Boeing Aerospace, Boeing "Peace Sentinel" program for the Royal Saudi Air Force at Riyadh, Saudi Arabia in Job Control as a controller and later night supervisor. Aircraft included E-3A, KE-3A and KE-3B.