It gets easier as you get older, and I think that’s down to the realisation that life is too short for worrying about what you think other people think. Obviously if you’re at work you are being paid to adopt certain behaviors, but as long as you can say you are working to acceptable objectives you will be ok to just be yourself. If it helps get a proper diagnosis then your employer will need to make adjustments for your needs. Outside of work go and find groups of other autists and neurodivergents, it is so much more relaxing than mixing with NT’s. And as Morrissey said before he became a dick, why should I give valuable time to people who don’t care if I live or die.