Principal Data Engineer I - Platform GenAI

You are someone who thrives in a high-performance environment, bringing a growth mindset and entrepreneurial spirit to tackle meaningful challenges that have a real impact.

In return for your drive, determination, and curiosity, we’ll provide the resources, mentorship, and opportunities to help you quickly broaden your expertise, grow into a well-rounded professional, and contribute to work that truly makes a difference.

When you join us, you will have :

• Continuous learning :  Our learning and apprenticeship culture, backed by structured programs, is all about helping you grow while creating an environment where feedback is clear, actionable, and focused on your development. The real magic happens when you take the input from others to heart and embrace the fast-paced learning experience, owning your journey.
• A voice that matters :  From day one, we value your ideas and contributions. You’ll make a tangible impact by offering innovative ideas and practical solutions. We not only encourage diverse perspectives, but they are critical in driving us toward the best possible outcomes.
• Global community :  With colleagues across 65+ countries and over 100 different nationalities, our firm’s diversity fuels creativity and helps us come up with the best solutions. Plus, you’ll have the opportunity to learn from exceptional colleagues with diverse backgrounds and experiences.
• Exceptional benefits :  On top of a competitive salary (based on your location, experience, and skills), we provide a comprehensive benefits package to enable holistic well-being for you and your family.

As a Principal Data Engineer, you will play a pivotal role in shaping the technical foundation of our data infrastructure while driving innovation and excellence within our global Platform GenAI team. Your expertise will guide critical design decisions, ensuring our data platforms are reliable, scalable, and high-performing. You will mentor and support data engineers, fostering their growth and championing best practices to elevate the team’s capabilities. Collaborating closely with cross-functional teams - including product managers, data scientists, engineers, and designers - you will help define requirements, prioritize features, and deliver impactful solutions that transform how we work using generative AI.

In this role, you will design, develop, and maintain scalable data pipelines and infrastructure, enabling top use cases for generative AI applications. You will work at the intersection of technology and product development, partnering with stakeholders to deliver cutting-edge data processing capabilities. Your responsibilities will include improving development processes, enhancing tooling, and advocating for best practices to boost efficiency and productivity. Additionally, you will play a key role in resolving production issues, implementing monitoring solutions, and contributing to the continuous improvement of testing frameworks and tools.

As part of McKinsey’s Tech Ecosystem function, you will join a distributed team spanning North America, Europe, and Latin America, dedicated to advancing the firm’s internal technology solutions. With a cloud-first approach, we are transforming data platforms and analytical applications to drive innovation and deliver impactful AI solutions. By staying at the forefront of industry trends, you will help integrate new tools and methodologies, ensuring our team remains a leader in data engineering and generative AI.