Senior Ad Tech Specialist

<div class="content-intro"><p><strong>A Global Powerhouse</strong>&nbsp;</p> <p><strong>Omnicom Media&nbsp;</strong>is the world’s largest and most connected media and advertising organization. Bringing together leading agencies such as&nbsp;<strong>OMD, UM, PHD, Initiative,&nbsp;Kinesso, Flywheel,&nbsp;Annalect, TRKKN, Hearts and Sciences and YUNE,</strong> we combine media, data, technology,&nbsp;creativity&nbsp;and strategy in one integrated organization, helping brands grow in a rapidly changing media landscape.&nbsp;We’re&nbsp;proud to work with iconic brands like Nike,&nbsp;L’Oréal&nbsp;and McDonald’s as well as leading local and regional brands.</p></div><p><em><strong>Shape the future of advertising &amp; marketing technology with us</strong></em></p> <p><strong>Omnicom Media Group</strong> is a global leader in media, advertising, and marketing performance.</p> <p>Our group consists of the labels <strong>PHD, OMD, and Hearts &amp; Science</strong> (our media agencies), <strong>Annalect</strong> (our in-house tech hub), <strong>TRKKN</strong> (Google Marketing Partner), and <strong>Flywheel</strong> (E-commerce).</p> <p>Our goal? To make our clients even more successful — by helping them shine where it truly matters. In a world overflowing with ads and information, our clients’ campaigns stand out.</p> <p>Which brands are we talking about? Think <strong>McDonald’s, Renault, Warner Bros., and PepsiCo</strong>.</p> <p>From Instagram to billboards, online and offline — we create work that connects with people. And we do it well enough to win awards: <strong>AMMA, SpinAward, Effie, SponsorRing</strong> — all proudly displayed in the Omnicom Media Group trophy cabinet.</p> <p>&nbsp;</p> <p>Annalect is OmnicomMediaGroup’s data and analytics powerhouse. We create cutting-edge marketing analytics and technology solutions. At the Enablement team, we build client-specific data infrastructures and technology stacks for our clients. We also roll out, support and customise Omni – our Open Operating System that allows our colleagues at the media agencies to deliver the best media strategies and activations.</p> <p>We’re looking for a Senior AdTech Specialist to join our Enablement team – a dynamic role where strategy meets hands-on expertise.</p> <p><strong>What you’ll do</strong></p> <p>As Senior AdTech Specialist, you will:</p> <ul> <li>Lead complex tag management projects (sGoogle Tag Manager, Tealium, Adobe, CAPI Gateway etc).</li> <li>Drive server-side migration projects, helping clients transition from client-side to privacy-friendly, scalable solutions.</li> <li>Act as the go-to expert for clients and internal stakeholders, translating complex technology challenges into actionable solutions.</li> <li>Innovate and optimize existing methodologies, solutions, and partnerships, ensuring seamless connectivity between client tech stacks and Omni.</li> <li>Design, implement, and optimize tagging and tracking setups for leading brands.</li> <li>Stay ahead of developments in AdTech, MarTech and cookieless measurement, ensuring our clients remain future-proof.</li> <li>Coach talented specialists, elevating their skills in advertising and marketing technology.</li> </ul> <p>&nbsp;</p> <p><strong>What we’re looking for</strong></p> <ul> <li>5+ years of experience in AdOps, Tagging, Tracking, or Marketing Technology implementation.</li> <li>Deep understanding of tag management systems and advertising platforms (sGTM, Campaign Manager 360, CAPI (Gateway), Meta, TikTok, Pinterest etc.)</li> <li>Experience with or strong interest in server-side tagging, data layer design, and cloud integration (GCP/AWS).</li> <li>Familiarity with privacy and consent frameworks (GDPR, TCF).</li> <li>Analytical mindset with strong attention to detail.</li> <li>Excellent communication skills – able to explain technical concepts clearly to non-technical stakeholders.</li> <li>Curious, self-driven, and ready to take the next step toward a more advanced, high-impact technical role.</li> <li>Experience with data engineering or programming languages such as R or Python is a plus.</li> <li>Strong communication and presentation skills in English (Dutch is a plus).</li> </ul> <p>&nbsp;</p> <p><strong>Why join us?</strong></p> <ul> <li>Be at the forefront of innovative advertising and marketing technology.</li> <li>Drive complex, high-impact projects and set new standards for quality and innovation.</li> <li>Shape the future of our Enablement team — growing both the business and our people.</li> <li>Thrive in a dynamic, international environment with opportunities to learn, lead, and influence industry conversations.</li> <li>A competitive salary based on a 37.5-hour work week, excluding 8% holiday allowance.</li> <li>A spot in a young, ambitious, and informal team where everyone can be themselves.</li> <li>29 days off per year (27 vacation days + 2 flexible DiversiDays).</li> <li>Travel allowance and home-working allowance.</li> <li>Well-arranged pension plan.</li> <li>Laptop and phone allowance.</li> <li>The opportunity to work abroad for up to 6 weeks per year.</li> <li>An ergonomic home office setup, including a second monitor.</li> <li>A hybrid work model (60% office / 40% remote).</li> <li>Access to certifications and courses via OneLearning (Omnicom, LinkedIn &amp; Udemy).</li> <li>Informal events and activities, such as the Quarterly Drinks XXL and our legendary Christmas party.</li> <li>A large international network of specialist colleagues to collaborate and learn from.</li> </ul> <p>&nbsp;</p> <p><strong>This is your chance to combine strategic leadership with technical excellence and make a real impact on how global brands connect with consumers.</strong></p> <p>&nbsp;</p> <p><strong>Interested?</strong></p> <p>Send your CV and motivation letter to Ryan Saheblal from Talent Acquisition at werken@omnicommediagroup.com. We look forward to receiving your application and hope to welcome you to our team soon.</p> <p>&nbsp;</p>