The left footed midfielder has signed a six month loan deal but will be eligible to feature for K'Ogalo after he receives his International Transfer Certificate
The player who is signed by Vietnamese side Thanh Hoa is still however, awaiting his International Transfer Certificate (ITC) before completing the move to Gor.
Oboya has returned to Nairobi in a bid to regain match fitness and be able to fight for a place in the national team Harambee Stars.
Prior to signing for Gor, Oboya underwent a two week trial with the club before him and his agents sat down and reached an agreement with the club.
Oboya said he is happy with the latest move to Gor and believes it will help him return to his former self.
"I have been away for a long time and believe this latest move will help me regain my fitness.
"The Kenya league has grown in leaps and bounds over the last several years and it is now competitive enough to help me achieve my ambitions," he told Goal.
By returning back to the Kenya league, Oboya joins the list of several former top players, who have made the decision to return to the local league to rediscover their previous top form and match fitness.
Others include Allan Wanga, Hillary Echesa and Collins Kisuya.