There is definitely a bias against engineers who choose not to go into a 'management' role as they progress in their careers, particularly if they've been there

There is definitely a bias against engineers who choose not to go into a 'management' role as they progress in their careers, particularly if they've been there for >2 decades. It sucks in my opinion. It also means we have to think about potentially changing careers when we are at the peak of our ability! Are you working on side projects or you have another source of income to ease the pressure?