Prepper

Principal AI Security Engineer

Cerebras·Sunnyvale, CA·Remote·Posted 23 June 2026

About the role

Cerebras Systems builds the world's largest AI chip, 56 times larger than GPUs. This architecture allows Cerebras to deliver industry-leading training and inference speeds; over 10 times faster than GPU-based hyperscale cloud inference services. This order of magnitude increase in speed is transforming the user experience of AI applications, unlocking real-time iteration and increasing intelligence via additional agentic computation. Cerebras works with the leading model labs, global enterprises, and cutting-edge AI-native startups. OpenAI recently announced a multi-year partnership https://openai.com/index/cerebras-partnership/ with Cerebras, to deploy 750 megawatts of scale, transforming key workloads with ultra high-speed inference. ABOUT THE ROLE Cerebras is seeking a Principal AI Security Engineer to lead hands-on security engineering for enterprise IT, infrastructure, AI platforms, and agentic systems. In this role, you will design and build security controls for systems that support training, inference, model serving, customer workloads, internal automation, and AI-assisted development. You will work across product, cloud, infrastructure, identity, runtime, data, and…

This is a summary of the advert. The full description and the application are on Cerebras's careers site.

Apply faster with Prepper

  • A version of your CV tailored to this Principal AI Security Engineer role.
  • A cover letter written from your CV and this advert.
  • Prepper can fill in Cerebras's application form and send it once you approve.
  • The application saved in your tracker, with reminders to follow up.
Start free

More roles at Cerebras

Prepper is independent and not affiliated with Cerebras. Roles are listed from the employer's public careers system and removed when they close.