go-getter• At the age of 73, he sounded like a ghost from the past rather than a go-getter for the future.• George was a go-getter; he wasn't afraid to take a risk.• You can't help admiring Debbie -- she's a realgo-getter.• She's a real go-getter.
From Longman Business Dictionary
go-gettergo-ˈgetter noun [countableC] informal
someone who is likely to be successful because they are very determined and have a lot of energy