Senior Platform Engineer — Lab Infra, DevSecOps & Cloud

Wintermeyer Ventures; South San Francisco (CA); Hybrid; USD 205,000 - 250,000; Full time

Job summary

Wintermeyer Ventures seeks a hands-on infrastructure and security engineer to scale biotech lab networks, on‑premises compute, and cloud environments enabling high‑throughput sequencing.

You will design networks, automate with Terraform, Ansible, and GitHub Actions, implement security controls, and help bring new lab locations online with repeatable practices in a hybrid South San Francisco setting.

Qualifications

• Seven to twelve years of experience in platform, infrastructure, systems, or security engineering.
• Hands‑on experience supporting on‑premises infrastructure for physical operations (laboratories, hardware, data centers).
• Strong networking skills (routing, VLANs, firewalls, VPNs, DNS).
• AWS experience including VPC/IAM; infrastructure automation with Terraform, Ansible, CI/CD, Python, Bash.
• Security engineering/DevSecOps with penetration testing, vulnerability management, threat modeling, incident response, or security controls.

Responsibilities

• Design and scale lab networks, on‑premises GPU compute, and storage for large sequencing data workloads.
• Build and automate network infrastructure using pfSense/MikroTik, Terraform, Ansible, and GitHub Actions.
• Develop security controls for networks and connected equipment; conduct testing and incident response.
• Design and operate secure AWS infrastructure, including VPC and IAM, connected to on‑prem labs.
• Help bring new lab locations online with repeatable infrastructure and operational practices.

Skills

Networking

Security engineering

Incident response

DevSecOps

Cloud-on-prem integration

Tools

pfSense

MikroTik

OPNsense

Terraform

Ansible

GitHub Actions

AWS

Python

Bash

Job description

Wintermeyer Ventures seeks a hands-on infrastructure and security engineer to scale biotech lab networks, on‑premises compute, and cloud environments enabling high‑throughput sequencing.

You will design networks, automate with Terraform, Ansible, and GitHub Actions, implement security controls, and help bring new lab locations online with repeatable practices in a hybrid South San Francisco setting.