Police are appealing for witnesses following the fatal traffic incident which occurred at Beenleigh on Saturday morning (May 16).
Preliminary inquiries indicate around 10.50am, the man was loading a vehicle onto a utility and trailer, when the rear righthand side was struck by a large Isuzu truck travelling past.
As a result of the impact, the 30-year-old Boronia Heights man suffered critical injuries and died at the scene.
Forensic Crash Unit investigators are appealing for the driver of what is believed to be a white Toyota Corolla seen driving on Sunrise Street, just before 11.00am to contact them.
Anyone who may have dash cam vision from Sunrise Street are urged to come forward.
Investigations are continuing.