A "team contributor" is someone who plays an important role and adds value to a group or team. They actively participate, help with tasks, and contribute to the overall success of the team. Full definition
He could be an outstanding special teams contributor right away. (sbnation.com)
Hasn't been a major first - team contributor for a while now. (justarsenal.com)
A cost conscious, bottom line and deadline oriented team contributor who is self - directed and possesses excellent problem solving and communication abilities. (members.climber.com)