Infrastructure Security Lead
Together AI · San Francisco
Infrastructureonsitelead$200k–$300k
At a glance
Highlights
- Own infrastructure security for globally distributed AI systems hands-on.
- Build internal security tooling that speeds engineering up, not slows it down.
- Secure training clusters, GPU fleets, model artifacts and inference endpoints.
What they offer
- startup equity
- health insurance
Ideal candidate
A hands-on security leader who leads by building and treats security as an enabler. Pragmatic, curious about AI's evolving threat landscape, and excited to grow a team securing global infrastructure.
Requirements
- Hands-on security leadership with ability to lead a team while staying deep in technical work
- Strong systems and cloud-native software engineering experience with Linux administration
- Fluency with automation and infrastructure-as-code to solve security problems at scale
- Pragmatic security instinct treating security as an enabler for fast, safe shipping
- Experience with security telemetry and detection and vulnerability remediation in distributed systems
- Curiosity about how AI changes the security landscape
Lab profile
About Together AI
AI-native cloud for training and inference on large-scale GPU infrastructure for AI apps and agents.
What they build
- AI-native cloud platform
- GPU clusters for training and inference
- Platform for AI applications and agents
Known for
- Operating large-scale GPU fleets
- Automated infrastructure at massive scale
- Multi-site data center deployment
Key facts
- Over 1M developers
- Operates one of the world's largest GPU fleets
- Infrastructure managing tens of thousands of GPUs
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