Test Link is built with 5 different permission levels built in. These permission levels are as follows:
Guest: A guest only has permission to view test cases and project metrics.
Tester: A tester outside of the company that only has permissions to run tests allotted to them. (initially tester)
Senior Tester: A tester can view, create, edit, and delete test cases as well as execute them. Testers lack the permissions to manage test plans, manage products, create milestones, or assign rights. (initially tester)
Leader: A lead has all of the same permissions as a Tester but also gains the ability to manage test plans, assign rights, create milestones, and manage keywords
Admin: An admin has all of the same permissions as a lead but gains the ability to manage products
Test designer : A user can fully work with Test Specification and Requirements