The term 'Program Preserver' refers to a job that involves using a TAPE to store and preserve computer programs. This job requires the use of a TAPE, which is a four-letter word, to store and protect computer programs from being lost or damaged. The TAPE is used to back up the program and ensure that it can be retrieved in the event of a system crash or other issue. The Program Preserver must also be able to troubleshoot any issues that arise with the program and the TAPE.