Senior Media Buyer

At IONOS, the leading European provider of cloud infrastructure, cloud services and hosting services, you will work together with a wide range of teams. We are characterized by open structures, a friendly working culture and flat hierarchies with a strong team spirit. We firmly believe that work and fun are compatible, and offer you the right environment for this. Our constant growth means that we are always looking for new colleagues. Become part of IONOS and grow with us.

Are you data-driven, detail-oriented, and passionate about digital advertising? We're looking for a Media Buyer to join our growing team In this role, you'll be responsible for setting up, managing, and optimizing paid media campaigns across multiple platforms like Meta, GDN, and native networks. If you thrive in fast-paced environments and have a knack for testing, scaling, and driving performance—this role is for you.

Main Responsibilities:

• Campaign Management

• Set up and launch paid media campaigns across platforms (e.g., Meta, GDN, native)

• Monitor performance daily and adjust bids, budgets, and targeting

• Ensure campaigns align with compliance and platform policies

• Research, Testing, and Optimization

• Conduct vertical and keyword research to identify high-potential opportunities

• Test creatives, landing pages, and ad copy using structured A/B frameworks
• Analyze key metrics (CTR, ROI, CPA, CPC) to improve results
• Run A/B tests on creatives, landing pages, and keywords

• Identify scaling opportunities and reduce unprofitable spend

• Tracking & Profit Accountability

• Ensure accurate tracking through platforms like Voluum or RedTrack

• Own campaign-level profit and loss, adjusting strategy to maintain margins

• Investigate performance anomalies and support data-driven decision-making

• Others

• Accepts other responsibilities as maybe assigned by superior according to the need of the Company.

• Creates and preserves the most favorable Company image by conducting all functions in the most ethical and fair manner.
• Administers all assigned functions consistent with and in support to the goal of the company.

Qualifications:

• Bachelor's degree in any field required (Marketing, Business, or Analytics preferred)
• 3–5 years of experience in digital marketing, media buying, or performance advertising
• Proficiency in Meta Ads Manager; experience with TikTok Ads, Taboola, GDN is a strong plus
• Certification in Google Ads, Meta Blueprint, or any digital marketing-related course preferred
• Strong analytical mindset with working knowledge of Excel/Sheets and tracking tools (e.g., Voluum, RedTrack)
• Excellent organizational skills, attention to detail, and ability to work independently in a fast-paced environment
• English proficiency required; additional language skills are a plus
• Familiarity with A/B testing, keyword research tools, and campaign budgeting is advantageous

Job and Company Highlights:

• Competitive salary + bonuses + unlimited commission
• Generous paid time off
• Healthcare and Life Insurance coverage on day 1
• Above industry standard company and statutory benefits
• Monthly and Quarterly Engagement Activities
• Work-Life Balance
• Training and Development

Ready to make an impact? Apply now and grow your career with us.

About IONOS
IONOS is the leading European digitalization partner for small and medium-sized businesses (SMB). The company serves around six million customers and operates across 18 markets in Europe and North America, with its services being accessible worldwide. With its Web Presence & Productivity portfolio, IONOS acts as a 'one-stop shop' for all digitalization needs: from domains and web hosting to classic website builders and do-it-yourself solutions, from e-commerce to online marketing tools. In addition, the company offers Cloud Solutions to enterprises who are looking to move to the cloud as their businesses evolve.

We value diversity and welcome all applications - regardless of, for example, gender, nationality, ethnic or social origin, religion, disability, age as well as sexual orientation and identity, physical characteristics, marital status or any other irrelevant factor subject to applicable law.