Mohammad Javad Aman, the head of the people uprising section of the Parwan NDS, was killed in a magnetic mine explosion on Monday.
In another incident, Zabihullah Ghayur, an army commander, was killed in a skirmish with the Taliban.
Reports indicate the clashes occurred in Uruzgan province on Monday.
The fighting reportedly erupted between the Taliban and security forces Tarin Kot, capital of the province.
According to reports, the clashes happened when the security forces were reconstructing an outpost that was damaged from a blast a few days earlier.
This comes at a time when the Ministry of Defense stated, that at least 22 Taliban were killed and seven others were wounded in the Sherzad and Hesarak districts of eastern Nangarhar province.
In a special operation backed by air support, 22 Taliban were killed in Nangarhar province, MoD stated.
The statement said the Taliban had planted and placed 14 different types of mines and IEDs in the districts with an intention to hurt innocent people.
ANDSF’s engineering unit discovered and defused all of the bombs.