"I will not come back for the team to only get a decent place in the table, but with the intentions to help the team to a top position.
I think that with the players we have and with that management staff, it is the right decision for me to return and achieve something big with the club, "she says in a press release.
Connects in April
The Australian 28-year-old scored 8 goals in 16 matches for Vittsjö last season.
During her time in Brisbane, she has scored twelve goals in ten starts and leads the shooting league.
She joins the team in April.
Gielnik has made 37 appearances for Australia's national team.
MORE DAMALLSVENSKAN: Göteborgs FC: s historia (31 / 12-20)
Javascript is disabled
Javascript must be turned on to play video
Read more about browser support
The browser is not supported
SVT does not support playback in your browser.
We therefore recommend that you switch to another browser.
Read more about browser support
Gothenburg FC's history