Consider a full turn around. Work in your loathed job for as long as you can stick it and quit. Then go work abroad and completely change your surroundings. I know that this option isn't always affordable or possible for people, but changing your surroundings may be the therapeutic change that you need.
When people think about publishing, they tend to think about content, and assume that the technology challenges in publishing are about transferring the printed page to screen. For many consumer publishing businesses such as newspapers, magazines and trade books this is mostly true, but in science and education publishing the challenges are much greater as we are increasingly in the software business.
I'm an ordinary, hard-working woman and have climbed the corporate ladder vigorously. At 25 I was already earning a 6 figure salary & won every award along the way. At 26 I was managing employees 20 years my senior and hosted a business radio show on the side. My whole life up to this stage has just been: Go, go, go! But something lacked.