[1] He was chosen to run the 4×800 metres relay at the first ever IAAF World Relays in 2014 and running the anchor leg on the Kenyan team with Ferguson Cheruiyot Rotich, Sammy Kibet Kirongo, and Job Koech Kinyor, he won his first senior gold medal.
In 2016, Kipketer excelled at the 800m winning the Kenyan trials and multiple IAAF Diamond League meeting.
Kipketer lead the race through 400m but having gone out at world record pace, only finished in 7th place.
Two weeks after the Olympics, Kipketer set his new personal best in 800m in 1:42.87 to win the Paris Diamond League race.
In January 2021, he was banned until November 2021 after failing a total of four drug tests over a 12-month period.