If you need to unassign a linguist, you can do so from either the Jobs Dashboard or the Strings View.
Unassign content from the Jobs Dashboard
Navigate to the Jobs Dashboard.
Click the View Details button next to the job that you'd like to unassign.
Click the arrow to see which linguist is assigned to the content.
Select Unassign.
Once the task has processed, click Close to exit the window.
Unassign content from the Strings View
Navigate to the Strings View.
Use the filters and/or search fields to locate the strings you'd like to unassign.
Select individual strings or Select all matching current filter.
Click the Actions menu > Edit Assignments.
Click Unassign Strings, then click the Unassign button.
Need to assign work? Check out Assign Work to Your Translators.