On a past team I set up on-call to be: - Mon/Tue - Wed/Thu - Fri - Sat/Sun Original reason for this schedule was that on-call was paid by days per quarter in a tiered system so this guaranteed that all members got the 5% on-call for 10 days/quarter rather than one person hitting 9 days and dropping to 3%, but I stand by this as a better on-call rotation. The number of people does need to be not wholly divisible so th…
I'm pretty sure that'd be illegal here in .au
On call coverage while an employee is on vacation is a management problem, not an employee problem.