After that he worked until 2006 for the police department, specializing in the fight against organized crime (HUBOZ) for the city of Kyiv.

In October 2006 Heletey as a Colonel was employed by the Presidential Administration, heading its service on issues of law-enforcement agencies.

On 2 March 2014 the acting president Of Ukraine Oleksandr Turchynov appointed Heletey as the UDO chief once again, replacing Serhiy Kulyk.

On 1 September 2014 Newsweek reported that Heletei claimed on his Facebook page that Russia threatened Ukraine with nuclear attack if it won't stop fighting rebels.

[10] On 12 October 2014 Ukrainian President Petro Poroshenko accepted Heletey's resignation, saying that it was time for a change in the country's defense leadership.