02font 02br 02br 00No. It's not related to singular/plural. There is no article because the term is being used as a unique title.
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01cite10Clive12cite12br
10There is no article because the term is being used as a unique title. In other words, the lack of an article suggests that there is only one person in the company with that job.12br
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10Consider this similar sentence. 11b10George12b10 Bush was elected President1