More than 500 Border Force employees are expected to take part in the strikes, which will run from May 31 to June 2 – one of the busiest weekends of the year.
The man, from south-east Queensland, lifted the lid on his side gig as a traffic controller which he scored after completing a two-day course.
The average pension saving through the auto-enrolment scheme will provide just £22,800 per year after tax for people just entering the workforce, research suggests.
According to police, GA Operations hired a subcontractor, which in turn hired unauthorised Chinese subcontractors that employed workers under the table.