This was confirmed by the Fiji Rugby Union on Friday.
The 41-year-old featured in 70 tournaments on the IRB World Sevens Series, and is the leading all-time point scorer.
In late 2012, Gollings took up a 7s coaching role in Sri Lanka and currently continues to mentor the Tuskers.
Gollings will head to Fiji on January 5 where he will attend the Fiji Rugby Super Sevens Series before leading the national squad to the Malaga tournament in Spain.