Description. Legal Office Assistant (Non-Permanent). Office of Administrative Hearings. Headquarters Division. Olympia, WA. NOTE. . T. his position is. non-permanent. and is expected to last approximately 12 months. NOTE. . This will be an in-office position, but some telework may be approved on an ad-hoc basis after a training period. The Opportunity. The Office of Administrative Hearings (OAH) is currently looking to fill a non-permanent Legal ...