Data analyst roles at agencies have gotten more competitive — fewer entry-level spots, more candidates chasing them. But there's a category of agency role that's less crowded and genuinely in demand right now: search engine marketing, or SEM. A lot of brands outsource their paid search to agencies because it's specialized, time-consuming, and most in-house teams don't have the bandwidth. My mentee recently landed a role at an agency specializing in real estate clients, and here's what we worked on.
The first thing I noticed in our mock interview had nothing to do with his marketing knowledge — it was how he spoke. His pace was too fast. His pronunciation got sloppy when he sped up. And he had a habit of filling silence with "you know" — over and over, to the point where it became distracting. These things matter more in agency interviews than in most other roles, because agency work is client-facing. You're going to be on calls with clients, presenting results, managing expectations, handling complaints. Your communication style is part of the product. I gave him direct feedback: slow down to something close to news-anchor pace. That slight deceleration gives you time to think before you speak, improves your pronunciation, and makes you sound more confident. Replace "you know" with more intentional phrases — "for example," "what I found was," "actually." The goal isn't to sound formal, it's to sound clear.
Agency interviews almost always test your knowledge of industry terminology. Know your metrics cold: CPM, CPC, CPA, CTR, ROAS — be able to define them and explain the relationships between them without hesitating. It signals that you're already speaking the language of the role.
You'll also want to know something about the agency's clients before you walk in. Most agencies have a client logo section on their website. Google those companies. Understand their business model, their typical customer, how they probably think about paid media. Even a surface-level understanding signals genuine interest and preparation — and it usually comes up.
If you did any agency internships at international shops — Ogilvy, JWT, any well-known network — mention it. It lands well with US agency interviewers because it signals you understand the client-service model. And be ready for a question about how you've handled a difficult client. Have a story ready in STAR format. To make this transition concrete: get Google Search Ads, Google Analytics, and Google Tag Manager certifications. They're free, they signal commitment, and they show up on the job descriptions.
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