Senior CRO Consultant

Omnicom Media is the world’s largest and most connected media and advertising organization. Bringing together leading agencies such as OMD, UM, PHD, Initiative, , Flywheel, and YUNE, we combine media, data, technology, creativity and strategy in one integrated organization, helping brands grow in a rapidly changing media landscape. We’re proud to work with iconic brands like Nike, L’Oréal and McDonald’s as well as leading local and regional brands.

About the Role

As a Senior CRO Consultant at Omnicom Media Group the Netherlands you will be responsible for the CRO strategy and execution for your own portfolio of clients. You will be part of a driven nationwide CRO team spread across our offices in Amsterdam and Groningen. In this role, you serve as the central point of contact for clients (such as Marketing Leads and Product Owners) and lead CRO programs on from start to finish. You integrate conversion insights into broader media strategies within the Omnicom Group (SEA, SEO, Display, Social) and mentor junior/medior team members along the way.

Your Responsibilities

• Ownership & Account Management: You are independently responsible for a dedicated set of client accounts. You manage client relationships, maintain the CRO roadmap, and deliver measurable results.
• Strategy & Experimentation: You design, execute, and analyze high-impact CRO and experimentation programs. Experience with enterprise programs is a plus, but proven successful CRO experience is key.
• Amsterdam & Groningen Collaboration: You work closely with the full CRO team across both locations to exchange knowledge, refine methodologies, and coach junior/medior colleagues.
• Media & Performance Synergy: You actively seek opportunities to connect CRO insights with other media channels to maximize overall ROI for clients.

Ideal Candidate

• Experience: Minimum of 4 years of deep experience in Conversion Rate Optimization (CRO), Digital Analytics, or UX Strategy, ideally gained agency-side.
• Track Record: Proven experience building, running, and managing successful CRO programs for various clients.
• Tech & Analytics: In-depth knowledge of GA4, A/B testing platforms (Optimizely, VWO, Kameleoon, AB Tasty), design tools like Figma, behavioral platforms like Contentsquare and Hotjar, and statistical principles. Knowledge of BigQuery, server-side testing, or personalization is a plus.
• Soft Skills: Strong communication skills, a proactive approach to account management, and the ability to deliver clear, convincing advisory to clients.

Some benefits include

• Hybrid and flexible working options to support a healthy work-life balance—and even work remotely from abroad for a limited period each year
• An inspiring environment where you’ll work with leading A-brands, collaborate with experienced international colleagues, and have the freedom and trust to take initiative and shape your role
• A variety of group sports activities, from marathons and cycling events to walking races and internal company tournaments.
• Fun social events, including a Summer and End of Year party, pub quizzes, team outings, and themed events like Diversity Day celebration and Partners Festival
• Lease bicycle plan and travel reimbursement to support your commute and sustainable mobility
• Exclusive discounts: enjoy great deals on fashion, electronics, and leisure activities all year round