19. Ordinary hours of work for professional staff

19.1. The ordinary number of hours of work (exclusive of meal breaks) required for a full time, professional staff member will be 35 hours per week except for the following:

Hospitality stream at University House and Halls of Residence

38 hours per week – may take rostered days off by agreement with the University, in accordance with their hours worked and University policy and procedure.

Night assistants at Mt Stromlo or Siding Spring Observatory

70 hours per fortnight from commencement of night work in accordance with clause 19.2 below.

19.2. The ordinary hours of work for a night assistant who is rostered on night work at the Mount Stromlo and Siding Spring Observatories may exceed 35 in a week provided that: they do not exceed 70 hours in a fortnight commencing on the day on which the night work begins; and such night work begins not earlier than 30 minutes before evening astronomical twilight and ends not later than 30 minutes after morning astronomical twilight on any day. Where night work is impracticable, a rostered night assistant may be employed on daytime duties. Overtime will be payable in accordance with clause 27.8 (Overtime).

19.3. The following spans of hours provides the University’s work areas with flexibility to meet varying workplace requirements, and reflect the ordinary time rates occur between Monday to Friday in accordance with the following spans:

Classification stream

Span of hours

Administration, Engineering, Information Technology,
Library,  Research, Stores, Technical

8.00am to 6.00pm

Information Technology
(Helpdesk/Client services helpdesk; and Audio Visual)

7.30am to 6.30pm


6.00am to 5.00pm

Attendant, Printing, Security, Cleaning

7.00am to 5.00pm


6.00am to 7.30pm


7.30am to 4.00pm

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