To a certain point, test automation engineer jobs are easier than other technical specialties and is available to many who are interested in the IT sphere. Whether to cross the line to the interval where the work becomes as difficult as possible is everyone's decision. If you go no further, you will not be kicked out of testing, you will still be in demand. The need for writing automated tests will not disappear as long as there is information technology, communications, the Internet, robots, autopilots, etc.