일 끝나면 연락주세요
Hit me up when you finish work.
Contact me when you

're done with work.
Get a hold of me when you're done.
일어나시면 연락주세요
Hit me up when you wake up!
When you wake up, contact me!
Get a hold of me when you wake up!
시간 있을 때 연락 주세요.
Hit me up when you have time!
Contact me when you have time!
Get a hold of me when you have time!