Khan, a top diplomat, has extensive experience in multilateral diplomacy, security and disarmament and is highly respected in the international diplomatic community. He is well versed in the Chinese language and is seen by his colleagues as a 'strong candidate' for the key diplomatic post. His first posting abroad was also in Beijing where he served as Third Secretary. He has also served at Pakistan's diplomatic missions in New York, Washington and Holland.
Prior to his appointment as the Permanent Representative in March 2005, Masood served as Director-General of UN Division at the Foreign Ministry. During this period, he also had additional charge of the Foreign Office spokesperson. Generally, this post has been assigned to only additional secretary-level officials.
Zamir Akram, considered one of the outstanding Pakistani diplomats, has already once served in Geneva. His last ambassadorial assignment was in Nepal.