18. Ordinary hours of work for professional staff

Ordinary hours of work

18.1. The ordinary hours of work for full-time, professional staff (exclusive of meal breaks) refers to:

  1. Staff employed in the Hospitality stream: 38 hours per week; or
  2. All other professional staff:  35 hours per week.

Span of hours

18.2. Ordinary time rates will occur between Monday to Friday, and in accordance with the following spans of hours:

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

Night assistants

18.3. The 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).

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