Pictured is deceased Pakistani diplomatic staffer, Rana Naiyyer. ? Geo News

ISLAMABAD/KABUL: A Pakistani diplomatic staffer was shot dead by unidentified assailants in Afghan city of Jalalabad on Monday, the Foreign Office of Pakistan confirmed, condemning the gruesome murder.

Unknown assailants shot Rana Naiyyer outside his residence in Jalalabad, Afghanistan, family sources told Geo News. 

The unidentified assailants were riding motorbikes, diplomatic sources say.

Rana Naiyyer had been working as an assistant at Pakistan Consulate in Jalalabad, Dr Mohammad Faisal, a spokesman for Pakistan's Foreign Office said, condemning the murder of the diplomatic staffer.

The spokesman called on the Afghan government to intensify security of Pakistani diplomats in Afghanistan.

The Foreign Office also summoned Afghan charge d?affaires and lodged a strong protest with him over the killing, Faisal said.

The Afghan charge d?affaires was also handed a protest note, he added.