CSCS Account Managers, PIs and deputy PIs can invite users to the respective projects following the below steps on CSCS's new project management portal:

P.S: In the above screenshot Project administrator is equivalent to Deputy PI, Project manager is equivalent to PI) and Click on the + icon on the left-hand side to invite more users to the same project

Note: Existing users should click on the link in the email they received, and authenticate against CSCS KeyCloak with username, password, and OTP to accept the invitation. New users should follow the procedure to create a CSCS account.