Senior Media Planner (Digital)

SERVICEPLAN GROUP - GREAT PLACE TO WORK IN THE MARKETING SECTOR - IS LOOKING FOR A FULL TIME SENIOR MEDIA PLANNER (F/M/X)

Open to an employee or freelance contract

We are dedicated to fostering an inclusive workplace where diversity is celebrated and valued. Our workplace is open to individuals of all gender identities, age groups, ethnicities, origins, sexual orientations, parenthood, religious beliefs, disabilities, and backgrounds.

The Serviceplan Group, named Best Innovator Agency 2025 in Belgium, is dedicated to the entrepreneurial success of its clients and is a market leader in the development and realisation of integrated communication concepts. With our Houses of Communication around the world, we are the only independent agency group to provide all communication services from a single source for the creation of truly integrated concepts: the optimal basis for a BEST BRAND.

For us, flexibility, agility, and consideration of the individual needs of our clients always have the highest priority. In addition to Serviceplan, the company brands Plan.Net, Make, and Mediaplus are the foundations of the House of Communication.

Our media agency Mediaplus, part of our Brussels-based House of Communication (labeled Great Place to Work) is looking for a Senior Media Planner (Digital) to join its team of around 120 employees and support the agency in serving clients such as: Argenta, ALDI, BMW, Mini, C&A, Decathlon, Abbott, Nikon, and many others.

Key Responsibilities

Media Planning and Strategy:

• Develop and execute comprehensive digital media plans aligned with client objectives.
• Identify and define target audience segments, leveraging data and audience insights to tailor ad placements effectively.
• Select the appropriate channels to achieve campaign goals.

Media Buying:

• Plan, negotiate, and purchase digital media placements, including (but not limited to) display advertising, social media ads, video ads, and search engine marketing (SEM).
• Continuously monitor and optimize media campaigns to ensure maximum performance and ROI.
• Oversee the execution of the media buying with the activation experts.
• Cultivate and maintain relationships with media vendors, publishers, and advertising platforms. Stay up-to-date with industry trends, new technologies, and advertising opportunities.

Planning and Execution:

• Analyze campaign performance data and implement optimization strategies.
• Conduct analyzes to enhance campaign effectiveness through available tools and creative ways.
• Utilize data and analytics to inform channel selection and optimize campaign performance.
• Ensure that all administrative tasks are completed (saving documents on the server, keeping a history available, making quotes, invoicing )
• Collaborate with creative teams to develop compelling ad creatives that resonate with the target audience and align with campaign goals.
• Analyze campaign performance data, generate insights, and prepare regular reports to share with stakeholders. Use data-driven insights to make informed recommendations for future campaigns.
• Plan and execute A/B tests and other experiments to optimize ad creatives, targeting, and messaging for better campaign performance.
• Ensure that all digital media campaigns comply with industry standards, regulations, and best practices, including privacy and data protection laws.

Budget Management:

• Manage budgets for multi-channel campaigns, ensuring efficient allocation of resources and maximizing return on investment.
• Ensure the respect of budgets throughout the campaigns (planning to invoicing) and the good communication of budget towards the financial controller.

Market Research:

• Stay updated on industry trends, competitor activities, and changes in consumer behaviour related to online media.
• Provide insights and recommendations based on market research.

Collaboration with Cross-Functional Teams:

• Work closely with account management and creative teams to align offline media strategies with overall marketing objectives.
• Ensure seamless integration of media plans with creative elements.

Client Interaction:

• Act as a primary point of contact for clients regarding offline media strategies.
• Present strategies, reports, and campaign updates to clients when needed.

Reporting and Analysis:

• Utilize analytics tools to generate reports on key performance indicators (KPIs) or ensure that junior/executive profiles are following up on reports.
• Provide regular reports and insights to clients and internal teams.

Team Collaboration:

• Collaborate with cross-functional teams, including creative, account management, and analytics, to align strategies and ensure campaign success.
• Share your knowledge towards junior members to increase the global expertise of Mediaplus.
• Foster a collaborative and innovative team culture and participate in the development of Mediaplus.
• Represent Mediaplus at external events.

Requirements and Qualifications

• At least 8 years of experience as a Digital Media Planner, preferably in the advertising industry.
• In-depth knowledge of digital advertising platforms, ad networks, and media buying.
• Proficiency in media planning and buying tools, as well as data analytics and reporting tools.
• Strong analytical skills with the ability to translate data into actionable insights.
• Excellent communication and presentation skills.
• Creative thinking and problem-solving abilities.
• Ability to work in a fast-paced, collaborative environment and manage multiple projects simultaneously.
• Up-to-date knowledge of digital advertising trends, technologies, and best practices.
• Certifications in digital advertising platforms (e.g., Google Ads, Facebook Blueprint) is a plus.
• Proven experience in mentoring more junior media planners is a plus.
• Capacity to work French or Dutch as well as in English and being stationed in Belgium.

What we offer you

Onboarding: welcome round, onboarding days, breakfast, or lunch for newcomers - we ensure your perfect start.

Further training: your development is important to us. Whether through our internal campus training program, language courses or regular coaching - we will keep you up to date!

Flexibility: with flexible working hours and mobile office, you can adapt your job to your life - and not the other way around.

Fun: if you work, you must take a break from time to time. Whether partying or working out - with us you have plenty of opportunities through regular after-work events and sponsored fitness programs.

Transformation: we face the challenges of the future and design our company for the new world of work. On this learning journey, you can help advance our development, contribute ideas, and take on responsibility.

Internationality: as an internationally active group, you have the opportunity with us to network and exchange ideas with colleagues from a wide variety of disciplines from all over the world.

Diversity: we want to work in a diverse and inclusive environment and treat all our current and future colleagues with the utmost respect - which, after all, is the only way to foster innovation, creativity, and variety. Together, we are committed to providing an unbiased, tolerant, and equal opportunity workplace for all colleagues always. Discrimination of any kind has no place in our company.

Pet friendly: our agency loves pets, and they are more than welcome in our House of Communication.

Work environment: our agency is located in a picturesque brick house with a garden in Woluwe-Saint-Pierre. The workspace is made of a staircase leading to open space offices that foster collaboration, as well as meeting rooms and bubbles for focused work. We have a homey kitchen where you can prepare your lunch and enjoy fresh fruits, coffee, and tea daily.