Hi, after saw your post. I feel myself also encounter this kind of problem due to I work on 4~5years ago also is a Technical Support Engineer in IT industry company. Recently I just resigned from company and now still hunting for a new + better job. I got Interest to learn & challenge of new working field. I want change new working filed environment (electronic). But unfortunately hard to a new field.
So I highly interest on your post if got chance to work on. Thanks~