Junior SEA Manager (m/f/d)

Mya Systems; Düsseldorf; Hybrid; EUR 40,000 - 60,000; Full time

Benefits offered by this job

30 days vacation

Hybrid working model

Company pension scheme

Company life insurance

Volunteer days

Job bike

In-house gym

In-house barista

Discounted Wellhub membership

Discounted parking/Deutschlandticket

Bring your dog to the office

Job summary

The Stepstone Group is seeking a data-driven Junior SEA Manager (m/f/d) for our Düsseldorf Performance Marketing team. Bring hands-on SEA experience, strategic thinking, and a passion for delivering impact in an international setting.

You will manage Google Ads and Microsoft Advertising campaigns with CPA/ROAS/CLTV focus, develop data-driven strategies, and push automation using AI tools like Claude and Python. Collaboration with global teams will be key.

Qualifications

• Degree in data-related field (Data Science/CS/BA/Economics) or comparable qualification.
• Initial professional SEA/Paid Search experience.
• Solid understanding of bidding strategies, campaign architecture, and Quality Score in Google Ads/Microsoft Advertising.
• Experience with AI tools (Claude/ChatGPT/Gemini) and automation via scripts or Python.
• Proficient analytics/BI skills (GA4/Adobe Analytics/Tableau/Looker) and data-driven decision making.
• Fluent in English; German language a plus.

Responsibilities

• Plan, execute, and optimize SEA campaigns across Google Ads and Microsoft Advertising with focus on CPA, ROAS, CLTV.
• Develop data-driven strategies; scale bidding, architecture, audience segmentation, and ad copy.
• Drive automation and AI usage via scripts, n8n, Claude Code, and Python.
• Produce performance analyses and forecasts; translate findings into actionable management recommendations.
• Collaborate with international teams across Online Marketing, Analytics, Product, and Tech to drive cross-functional projects.

Skills

Analytical mindset

Independent worker

Fluent English

German language helpful

Data-driven decision making

AI tooling experience

Education

Data Science degree

Computer Science degree

Business Administration degree

Economics degree

Comparable qualification

Tools

GA4

Adobe Analytics

Tableau

Looker

Google Ads Scripts

Python

n8n

Claude Code

Job description

Company Description

At The Stepstone Group, we have a clear and very important mission: to find the right job for everyone. Using our data, platform and technology, we connect jobseekers and companies worldwide to create the perfect match for both sides.

With more than 20 brands across over 30 countries, we are committed to fair and unbiased recruitment. Join our team of around 4,000 employees, help us reshape the job market and be part of our journey to becoming the world's leading online job platform.

Job Description

For our Performance Marketing team in Düsseldorf, we are looking for a data-driven Junior SEA Manager (m/f/d) who is ready to take our performance marketing strategy to the next level. You already have some hands-on SEA experience, think strategically, and are excited to make a real impact in an international environment? Then become part of our team!

Your Responsibilities

• You independently manage the planning, execution, and optimization of our SEA campaigns across Google Ads and Microsoft Advertising, with a clear focus on CPA, ROAS, and CLTV
• You develop data-driven campaign strategies and scale them across bidding, campaign architecture, audience segmentation, and ad copy
• You actively drive automation and the use of AI, from Google Ads Scripts and n8n workflows to AI-powered processes using Claude Code and Python
• You create meaningful performance analyses and forecasts and translate your findings into clear, actionable recommendations for management
• You collaborate closely with international teams across Online Marketing, Analytics, Product, and Tech and drive cross-functional projects forward

Qualifications

• You have a degree in Data Science, Computer Science, Business Administration, Economics, or a comparable qualification
• You have gained initial professional experience in in-house SEA/Paid Search
• You have a solid understanding of bidding strategies, campaign architectures, and Quality Score factors in Google Ads and Microsoft Advertising
• You actively work with AI tools such as Claude, ChatGPT, or Gemini and use automation effectively, whether through Google Ads Scripts, Python, or tools such as n8n
• You are confident using analytics and BI tools such as GA4, Adobe Analytics, Tableau, or Looker, and independently turn data into informed decisions
• You have an analytical mindset, work independently, and are fluent in English, German is a plus

Additional Information

As a community, it is important to us that you feel comfortable not only at work and with us, but also outside of it. Because your job should enrich your life. That is why we offer you the following benefits among others:

• 30 days of vacation + 1 local holiday + 2 extra days for Christmas and New Year
• Hybrid working model
• Company pension scheme
• Company life insurance
• Volunteer days
• Job bike
• In-house gym
• In-house barista
• Discounted Wellhub membership
• Discounted parking, job ticket or Deutschlandticket
• And you can bring your dog to the office!