Customer Support Engineer

Nebius is a leading cloud infrastructure provider dedicated to the global AI economy, building a full-stack platform that supports developers and enterprises from data training to production deployment. We are seeking a Senior Customer Support Engineer to join our team and tackle complex technical challenges in modern, high-scale cloud environments.

Key responsibilities

• Investigate and resolve complex technical issues across Linux, Kubernetes, cloud infrastructure, and GPU-based workloads.
• Act as a senior escalation point for production incidents, reproducing issues and collaborating with engineering on long-term fixes.
• Develop and improve internal scripts, troubleshooting tools, and operational documentation to enhance scalability.
• Communicate clearly with customers during active investigations and participate in weekend coverage and incident response.

Requirements

• Strong expertise in Linux troubleshooting and deep experience with Kubernetes and containerized systems.
• Solid understanding of cloud infrastructure (AWS, GCP, Azure, or OpenStack) and networking fundamentals.
• Proficiency in scripting or tool development using Python, Bash, or Go.
• Proven ability to manage production issues through structured debugging and effective cross-team collaboration.
• Experience with GPU-based infrastructure or AI/ML workloads is considered a significant advantage.

What we offer

• Competitive compensation package and opportunities for career growth.
• A collaborative, innovative culture focused on impactful AI projects.
• Flexibility and a strong emphasis on work-life balance.
• The chance to work in an international environment with talented, mission-driven teams.