OBI First Media Group GmbH & Co. KG | Germany | 50xxx, 51xxx Köln | Permanent position | Full time / Home office | Published since: 11.08.2026 on stepstone.de
(Senior) Onsite Portfolio Manager (all genders)
As (Senior) Onsite Portfolio Manager:in you take the commercial and product-side overall responsibility for our international Retail Media Onsite portfolio. You continuously control our AdServer ecosystem as a central entity for Sponsored Product Ads as well as onsite banners on the web and app and develop adjacent digital touchpoints (e.g. CRM & Newsletter). In a dynamic interface role, you translate business feeds into technical requirements, drive the technical standard across all OBI countries and ensure that our portfolio roadmap is optimally linked to internal stakeholders. .
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Your tasks • Your profile • What we offer
Portfolio-Ownership: Commercial & Product-side responsibility for the strategy, monetization and yield optimization of our international onsite portfolio Roadmap & inventory development: end-to-end control of the portfolio roadmap as well as targeted expansion of our onsite inventory, new features and advertising formats on digital touchpoints (such as App, Web, CRM and Newsletter) AdServer Management & Operations: Monitoring of ongoing campaigns as well as continuous development of our Ad Server for SPAs and Display Ads (incl. expansion of self-service booking options) for targeted optimization of Fill Rate, CTR and ROAS. Stakeholder Management: Tuning requirements with interdisciplinary disciplines and translating business feeds into technical specifications for engineering & developer teams Sales Enablement & Sparring: Creating pitch decks, enabling sales teams, coaching & Sparring for Ad Ops, and working closely with Insights & Measurement to translate successes directly into Success Stories.
AdTech- & Digital-Experience: Multi-annual well-founded experience in adserver or digital portfolio management, ideally in the context of retail media, marketplaces, adtech or publisher site Technical Fluency: Embossed technical understanding to accurately translate business feeds into technical specifications Analytical Excellence: High numerical affinity and analytical thinking for targeted identification of performance, yield and monetization levers in the portfolio Cross-functional stakeholder management: strong empathy capability and strong communication capability for successful control of interdisciplinary interfaces and cross-dependent dependencies. International Mindset: Treatable German and English (C1) as well as joy in cooperation with international stakeholders
Work-Life-Balance - 30 days a year and free days on 24 and 31 December - on top ten more days are possible Flexible working hours & workation - We offer you the flexibility to design your working day within our sliding time frame. In addition, you have the possibility to work up to 20 days a year from abroad (EEA) Office or at home - Our hybrid model provides two fixed team days where we exchange personally. In addition, you choose another office day very flexible and enjoy the benefits of mobile work on the remaining two days a week Sabbatical - We offer an up to six-month break from working day Your development - Many exciting training opportunities, e.g. in our OBI Academy Shopping at OBI - 15% discount on your purchases with us in the market To strengthen - operating restaurant, free hot drinks, water and fruit Corporate Benefits - Exclusive discounts on countless leisure activities, online shops, technology and more Staying on the go - Get a discounted company bike We look forward to your online application in our short application form - try it now! !
Location
![]() | OBI First Media Group GmbH & Co. KG | |
| Köln | ||
| Germany |
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