More than 6 months –
Less than 10 hrs/week –
I need an expert in PPC campaign management - this involves all areas of SEO/webmaster tools as well as CONVERSION tracking, in-depth keyword analysis,- a genuine EXPERT! - you need to up-to-date with all google's adwords policy changes - be able to create ad groups that contain no more than 5 keywords to each ad, be an expert at writing be experienced in CTR management etc.
I would prefer someone who has RECENTLY been certified as a google adwords specialist - and ...