system
apprehensive: I'm about to leave the job I've had for 3 years and go to a new company. 
human
Next week I'm leaving the company I've worked for for 3 years and taking a totally new position at a new company. I'm nervous! 
human
Thats awesome, never settle for less. Always strive for more!
human
Yes this is definitely an upgrade! I'm just going to be the "new" person and I really do like my current co-workers. 
human
Well hopefully you can still maintain communication with them. It's normal to be nervous though, just go in confident