We perform industry, competitor and existing site audits during the client qualification and onboarding process. We require a specialists to perform analytics and respond with recommendations based on impressions and competition for core offerings. This is the basis of a design recommendations and our content strategy.
You need to have all the normal SEO experience for this role like a basic understanding of web development (HTML/CSS), know how to use Google Analytics and Search Console and have experience with SEO tools like SEMRush, Moz, Ahrefs etc.
This will be project based and the budget is per audit or per project initially.