Senior Sales Manager (Senior Client Partner)

**Are you ready to join our digital revolution journey?**

At **[Aleph](https://alephholding.com/)**, we’re not just part of the digital advertising landscape—we’re shaping its future. Representing the world’s leading platforms, including TikTok, Amazon, Google, and nearly 55 others, we operate in 130+ markets across new and existing geographies.

Our mission is to empower advertisers and brands to unlock the full potential of these platforms' advertising capabilities. By fostering long-lasting partnerships, we create limitless opportunities for people and businesses to advertise effectively at both local and global levels.

With a presence spanning continents, Aleph offers you the chance to be part of a fast-growing, innovative team where your work makes a direct impact. If you’re ambitious, forward-thinking, and eager to thrive in a dynamic, global environment, Aleph is the perfect place to build your career.

Are you a high-performing digital media seller ready to take ownership of one of X’s most strategic markets? Do you combine strong agency relationships with a proven track record in performance-driven sales?

We are looking for a **Senior Sales Manager (Senior Client Partner)** to lead the Poland market, a large and critical growth area for X. This is a high-impact commercial role responsible for driving revenue through both **direct advertisers and agency partnerships**, including support on **agency trading agreements**.

### What you’ll do

• Own and grow X’s revenue in **Poland**, our key local market
• Build and expand relationships with **top brand advertisers and media agencies**
• Drive new business development while scaling existing strategic accounts
• Lead commercial conversations including **agency trading agreements and negotiations**
• Act as a trusted advisor on digital strategy, media planning, and performance solutions
• Consistently achieve and exceed quarterly and annual sales targets
• Partner cross-functionally with Client Solutions Managers to ensure flawless campaign execution
• Maintain accurate pipeline management and revenue forecasting
• Monitor market trends, competitor activity, and emerging opportunities
• Represent X at key industry events and within the Polish advertising ecosystem

### What you need for this role

• Bachelor’s degree in Business, Marketing, Economics, or related field
• **5-8 years** of digital ad sales, business development, or account management experience
• Strong experience managing **both direct clients and media agencies**
• Proven involvement in or exposure to **agency trading agreements**
• Deep understanding of the **Polish digital advertising ecosystem**
• Demonstrated track record of hitting or exceeding revenue targets
• Strong commercial and negotiation skills
• Experience with online advertising, analytics, and performance marketing
• **Fluency in Polish and English**

### What will make us really love you

• Background at a major platform, publisher, or media agency
• Established network within top Polish agencies
• Strong consultative selling approach
• Ability to manage complex stakeholder environments
• Highly organized with excellent attention to detail
• Comfortable operating in a fast-paced, high-growth environment

### What you'll love about us

• Lead one of X’s **most important European markets**
• Work with a dynamic, international, and high-performing team
• Competitive compensation with strong performance upside
• Access to best-in-class digital advertising training
• Flexible work models (role and location dependent)
• Real ownership, visibility, and career growth opportunities