Lead HPC Infrastructure Engineer

We are seeking a highly accomplished engineer to take ownership of the operations and optimization of next-generation NVIDIA GB200 and GB300 GPU clusters. This role sits at the intersection of high-performance computing and AI infrastructure, where precision, automation, and scale meet innovation.

You will shape and maintain the reliability of some of the most advanced computer systems ever built; leveraging Linux, Kubernetes, Terraform, Ansible, and Helm to enable seamless, intelligent operations.

This is a rare opportunity to work on cutting-edge GPU infrastructure, solving complex challenges that push the boundaries of performance and efficiency

Office Travel : Frequent on-site work is required for this position (2–3 days / week) at our Santa Clara, CA office.

Responsibilities

• You will take ownership of mission-critical NVIDIA GB200 and GB300 clusters , ensuring their reliability, performance, and continuous operation.
• You will act as the first responder and escalation point for operational issues, leading response efforts with calm and technical precision.
• You will design, develop, and maintain Infrastructure as Code (IaC) solutions that enable automation, diagnostics, and deployment across Slurm and Kubernetes environments.
• You will proactively analyze system logs, metrics, and telemetry to identify subtle anomalies, anticipate failures, and prevent service degradation.
• You will perform deep, system-wide diagnostics on Grace Blackwell Superchips and NVLink fabric , driving root cause analysis and continuous improvement.
• You will document operational knowledge — creating troubleshooting guides, procedures, and runbooks for complex or novel incidents.
• You will lead and coordinate incident management efforts , collaborating with engineering teams and external partners to restore system stability.
• You will mentor early-career engineers, promoting a culture of learning, ownership, and operational excellence.
• You will communicate asynchronously and effectively, providing clear, detailed, and actionable updates to global teams.
• You will maintain accountability and focus in a 12x7 on-call rotation , ensuring fast, accurate support for cluster operations.

Qualifications

Technical Skills

Professional Skills

Learning & Development

There is no one-size-fits-all career path here; you can pursue development in a way that fits you. We balance autonomy with a strong cultivation culture, supported by interactive tools, development programs, and teammates who want to help you grow. We value helping each other be our best and empowering employees in their career journeys.

About Thoughtworks

Thoughtworks is a dynamic and inclusive community of bright and supportive colleagues who are revolutionizing tech. As a leading technology consultancy, we’re pushing boundaries through our purposeful and impactful work. For 30+ years, we’ve delivered extraordinary impact together with our clients by helping them solve complex business problems with technology as the differentiator. Bring your brilliant expertise and commitment for continuous learning to Thoughtworks. Together, let’s be extraordinary.

Benefits : https : / / www.thoughtworks.com / en-us / careers / benefits

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