How to restrict specific position of one assignment when entering time entries.

Summary:

Hello Everyone, We have a user with two positions(2 active assignment), and we need to ensure that one position doesn't appear on the List of Values (LOV) when entering time cards. Our initial approach involved creating a custom security profile based on positions, excluding one position for the employee on the Custom Employee Role. However, despite this, we can still view all positions when entering time cards. Do you have a solution for this?

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