About Positron AI Positron AI is building next-generation AI inference accelerators designed from the ground up for low-latency, high-throughput large language model inference. Backed by NEA.
About the role
As Positron scales, our engineering environment is evolving from a primarily on-prem footprint to a hybrid-cloud model. We are looking for a Senior or Principal Infrastructure Security Engineer to secure and manage that transition. You will own identity and access management, cloud infrastructure for our developers, infrastructure as code, and the core developer tooling our hardware and software teams depend on every day. Found on 1752vc Careers, the job board for startup and VC roles.
What they're looking for
- Expertise in identity and access management, including SSO, RBAC, and identity platforms such as Auth0, Okta, or similar
- Experience with Kubernetes, including managed or proprietary Kubernetes distributions
- Hands-on experience building and managing infrastructure as code with Terraform and Ansible
- Production experience with GCP, or with Azure or AWS and a willingness to work in GCP
- Proven experience deploying, tuning, and operating a SIEM solution
- Experience with PKI, including certificate management and lifecycle automation
More about this role
As Positron scales, our engineering environment is evolving from a primarily on-prem footprint to a hybrid-cloud model. We are looking for a Senior or Principal Infrastructure Security Engineer to secure and manage that transition. You will own identity and access management, cloud infrastructure for our developers, infrastructure as code, and the core developer tooling our hardware and software teams depend on every day. This is a hands-on, high-ownership role where you will define the foundations: how engineers authenticate, how infrastructure is provisioned and segmented, how secrets and artifacts are stored, and how we detect and respond to threats against our most critical systems.
Identity and Access Management
- Define, implement, and operate our identity platform, including Auth0 and role-based access control (RBAC) across internal systems and cloud environments.
- Establish least-privilege access policies and lifecycle processes for users, service accounts, and machine identities.
- Design and manage public key infrastructure (PKI), including certificate issuance, rotation, and revocation.
Hybrid Cloud Infrastructure
- Lead the migration of on-prem workloads to a secure...
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