The phrase "assignment as head of" is correct and usable in written English.
It can be used when referring to a specific role or position someone has been given, particularly in a professional or organizational context.
Example: "Her recent assignment as head of the marketing department has brought new strategies to the team."
Alternatives: "role as leader of" or "position as director of".
In January of last year, before the loss emerged, Mr. Zubrow received a new assignment as head of corporate regulatory affairs.
The March 31 party was held to celebrate Morales's new assignment as head of the Secret Service's field office in Louisville — a post that is considered an agency steppingstone.
In his previous assignment as head of Citigroup Asia Pacific, he had a good shot at the top job, but it would have meant waiting his turn until current incumbent Vikram Pandit stepped down.
Except for brief assignments as Head of Teilkommando-Pskov and of one of the Estonian Police battalions, Bergmann remained in charge of Estonia, and he was among the last German Sipo officials to withdraw from Estonia in fall 1944.
His 35 year career at Mobil Oil included a four year assignment in Tokyo, Japan as head of Mobil Far East.
Perhaps his most important government assignment was to serve as head of the West German delegation to the London debt negotiations (1951 53), which settled his country's foreign debts and set out conditions for establishing its creditworthiness.
Her current assignment followed her role as Head of Multichannel Strategy for UBS Switzerland.
He was about to go home after a year's assignment as the head of the First Cavalry Division, and he was dreading his return.
Raquel Moreno has recently finished her assignment as Deputy Head of Mission for Programme Implementation with an international NGO in Lebanon.
As head of the alumni interview assignment process in West Los Angeles for Harvard College applicants, Jay Romano's article made me wonder what it would be like if colleges had to provide a list of reasons within each letter of rejection.
Deutch apparently viewed Devine's overseas assignment as a step toward appointing his own choice as head of the Directorate of Operations, the CIA's clandestine service.
