Client Partner Microsoft

Aleph; Brussel; On-site; EUR 41,000 - 50,000; Full time

Job summary

Aleph in Belgium is seeking a Client Partner to drive revenue growth and expand Aleph’s footprint with strategic clients. You will own a book of business, identify opportunities, and position Aleph as a premier partner within the digital advertising ecosystem.

Fluent in French and English, you will lead cross-functional efforts and build lasting client relationships in a fast‑growing global team. Responsibilities include selling Microsoft Advertising solutions, generating leads, forecasting

Qualifications

• 3+ years of digital advertising experience in BD/AM or ad sales.
• Strong understanding of local advertising ecosystem and key players.
• Excellent commercial skills and direct revenue ownership.
• Experience with paid search, performance advertising, and e-commerce.
• Ability to work independently and set own workflows to hit sales targets.
• Fluent in French and English.

Responsibilities

• Drive revenue growth and portfolio expansion for Aleph in Belgium.
• Sell Microsoft Advertising solutions to new and existing advertisers.
• Proactively generate leads, build a robust sales pipeline, and maintain CRM records.
• Consistently hit sales targets while delivering a high-quality customer experience.
• Accurately forecast weekly, monthly, and annual revenue performance.
• Build and maintain a strong network through events, outreach, and market engagement.
• Engage with clients to understand campaign objectives, KPIs, and plans.
• Recommend tailored solutions from the product portfolio to meet goals.
• Lead onboarding for new clients, including legal and compliance steps.
• Collaborate with Client Solutions Managers to ensure smooth launches and execution.
• Provide timely feedback to optimize performance and strengthen relationships.

Skills

Digital advertising

Business development

Account management

Ad Sales

French & English

Job description

Driving Revenue Growth & Strategic Client Expansion

As a Client Partner, you will play a key role in driving commercial growth and expanding Aleph’s footprint in Belgium, directly contributing to revenue generation, portfolio expansion, and long‑term strategic client partnerships. This is a revenue‑driven, commercially focused role responsible for owning a book of business, identifying new growth opportunities, and positioning Aleph as a strategic partner within the digital advertising ecosystem.

About Aleph

Aleph is a global leader in digital advertising and fintech, operating across 130+ high‑growth markets. We provide the bridge between 55+ of the world’s leading digital platforms and local businesses, combining global scale with deep local execution. With 90+ offices worldwide, we empower our sales teams to drive growth through exclusive partnerships and localized expertise.

Why Build Your Career at Aleph

At Aleph, your work has real impact. You’ll join a fast‑growing, innovative, and collaborative team that encourages initiative, creativity, and ownership. Here’s what makes Aleph unique:

• Global exposure – collaborate with colleagues and clients across multiple countries.
• Creative culture – bring bold ideas, test new approaches, and shape strategies.
• Career growth – move across teams, take on new responsibilities, and expand your expertise.
• Flexible work culture – we offer flexibility to balance focus and collaboration.
• Well‑being & growth – enjoy a benefits package designed to support your personal development and overall quality of life

What You’ll Do

• Revenue Growth & Portfolio Expansion
• Sell Microsoft Advertising solutions to both new and existing advertisers
• Proactively generate new leads, build a robust sales pipeline, and maintain accurate CRM records of all sales activities
• Consistently achieve sales targets while delivering a high‑quality customer sales experience.
• Accurately forecast weekly, monthly, and annual revenue performance.
• Strategic Client Leadership
• Build and maintain a strong network of contacts across key verticals through industry events, outreach, and market engagement.
• Engage regularly with new and existing clients to understand campaign objectives, KPIs, and future marketing plans.
• Recommend tailored solutions from the product portfolio to help clients achieve their business and marketing goals.
• Lead onboarding processes for new clients, including guiding them through legal and compliance requirements.
• Market & Cross-Functional Impact
• Stay up to date with market trends and competitor activity to identify new business opportunities
• Introduce Aleph to new prospects and expand presence across target industries
• Collaborate closely with Client Solutions Managers (Account Managers) to ensure smooth campaign launches and execution
• Provide timely, actionable feedback to clients to optimize performance and strengthen relationships

What You’ll Bring

• 3+ years of Digital advertising experience, either in Business development, Account management or Ad Sales experience
• Comprehension of the local advertising ecosystem, including a comprehensive understanding of key players and stakeholders within the industry
• Strong commercial skills (responsible for direct revenue)
• Direct experience in paid search advertising, performance advertising and e-commerce
• You can work independently and set your own workflows to achieve sales targets
• You're fluent in French and English.

How Success Looks

As a Client Partner at Aleph, success means driving real business results for clients while making a measurable impact on the team and the company. You’ll know you’re thriving when: Clients trust you as a strategic partner, seeing tangible growth and measurable improvements in their campaigns and overall performance. You consistently hit or exceed your individual revenue and performance targets while contributing to the team’s collective goals. You identify opportunities for expansion, optimizing strategies and processes to deliver smarter, more efficient campaigns. You actively bring in new clients and business opportunities, closing deals that fuel both client growth and Aleph’s market expansion. You actively collaborate, share knowledge, and bring innovative ideas that improve outcomes for clients and the team alike.

In line with the EU Pay Transparency Directive, we are committed to fair and open compensation practices.

For this role, the minimum gross annual base salary is EUR 45,360. In addition to base salary, this role includes a significant performance-based variable component, paid quarterly. The final offer will reflect your experience, skills, and the scope of the role.

Ready to Make an Impact?

If you’re excited to grow client relationships, drive business results, and shape the future of digital advertising, Aleph is the place to make it happen.