Senior Post-Merger Integration Manager

Senior Manager, Post-Merger Integration (PMI)

At Similarweb, we are revolutionizing the way businesses interact with the digital world by revealing to them everything that happens online.

Our unique data and solutions empower thousands of customers globally, including industry giants like Google, eBay, and Adidas, to make game-changing decisions that drive their digital strategies.

In 2021, we went public on the New York Stock Exchange, and we continue to reach new heights! Come work alongside Similarwebbers across the globe who are bright, curious, practical and good people.

We are looking for a Senior Manager, Post-Merger Integration (PMI) to help us tackle critical challenges and drive our most strategic initiatives forward.

Why is this role so important?

As a Senior Manager of PMI, you will play a key role in leading the successful integration of acquisitions and strategic partnerships across Similarweb. This position reports to the VP Programs & Strategic Planning and sits within the Corporate Development team.

So, what will you be doing all day?

• Lead complex Post-Merger Integration (PMI) initiatives across all phases of the acquisition lifecycle- from pre-signing to post-close.
• Own and drive integration strategy and execution across multiple business functions, collaborating with senior executives and cross-functional stakeholders.
• Own all G&A integration across billing, operations, and legal, working closely with the relevant functions to streamline internal processes and ensure successful delivery of PMI goals.
• Identify and remove blockers to ensure successful integration and long-term business value realization.
• Design and plan "Day After" readiness as part of the corporate development process, playing a key role in pre-signing strategy.
• Take on PMO responsibilities, acting as a strategic problem-solver who identifies root causes and implements practical, scalable solutions.
• Manage and execute cross-company strategic initiatives from initial scoping through successful implementation.

This is the perfect job for someone who:

• Has 5+ years of experience in corporate development, management consulting, or leading strategic cross-functional projects—preferably within the tech sector.
• Holds a BA/MA and/or MBA (top-tier global programs are a plus).
• Is a strong project leader and problem-solver, with a proven ability to move from strategy to hands-on execution.
• Is data-driven, with strong analytical skills and the ability to distill complex information into clear insights.
• Brings exceptional communication and interpersonal skills, with experience engaging senior stakeholders.
• Thrives in a fast-paced, ever-evolving environment and has a passion for continuous learning and growth.
• Is fluent in English, with excellent verbal and written communication abilities.

At Similarweb, collaborating with our colleagues in-office creates a more connected, unified culture. Our best work is a product of our face-to-face collaboration, with the ability to work partially from home.

Why you'll love being a Similarwebber:

You'll actually love the product you work with: Our customers aren't our only raving fans. When we asked our employees why they chose to come work at Similarweb, 99% of them said "the product." Imagine how exciting your job is when you get to work with the most powerful digital intelligence platform in the world.

You'll find a home for your big ideas: We encourage an open dialogue and empower employees to bring their ideas to the table. You'll find the resources you need to take initiative and create meaningful change within the organization.

We offer competitive perks & benefits: We take your well-being seriously, and offer competitive compensation packages to all employees. We also put a strong emphasis on community, with regular team outings and happy hours.

You can grow your career in any direction you choose: Interested in becoming a VP or want to transition into a different department? Whether it's Career Week, personalized coaching, or our ongoing learning solutions, you'll find all the tools and opportunities you need to develop your career right here.

Diversity isn't just a buzzword: People want to work in a place where they can be themselves. We strive to create a workplace that is reflective of the communities we serve, where everyone is empowered to bring their full, authentic selves to work. We are committed to inclusivity across race, gender, ethnicity, culture, sexual orientation, age, religion, spirituality, identity and experience. Our culture of equality and mutual respect also helps us better understand and serve our customers in a world that is becoming more global, more diverse, and more digital every day.