Senior Platform Engineer, Lab Infrastructure and DevSecOps

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

About the Role

Join a biotechnology infrastructure team building and securing the systems behind high-throughput sequencing operations. This hands-on role spans on-premises lab infrastructure and cloud environments, helping physical operations scale reliably and securely.

What You'll Do

• Design and scale lab networks, on-premises GPU compute, and storage for large sequencing data workloads.
• Build and automate network infrastructure using pfSense or MikroTik, Terraform, Ansible, and GitHub Actions.
• Develop security controls for networks and connected equipment, conduct penetration testing and red-team activities, manage vulnerabilities, and respond to incidents.
• Design and operate secure AWS infrastructure, including VPC, IAM, and container services, connected to on-premises labs.
• Help bring new lab locations online with repeatable infrastructure and operational practices.

What We're Looking For

• Seven to twelve years of experience in platform, infrastructure, systems, or security engineering.
• Hands-on experience supporting on-premises infrastructure for physical operations such as laboratories, robotics, factories, hardware, or data centers.
• Strong networking skills, including routing, VLANs, firewalls, VPNs, and DNS; experience designing networks with pfSense, OPNsense, or MikroTik is valuable.
• Practical AWS experience, including VPC and IAM, plus infrastructure automation with Terraform, Ansible, CI/CD, Python, and Bash.
• Security engineering or DevSecOps experience covering areas such as penetration testing, vulnerability management, threat modeling, incident response, or security controls.
• Experience at early- to growth-stage companies, with backgrounds beyond SaaS-only environments.
• Must be a U.S. citizen or permanent resident. Visa sponsorship is not available.

Compensation & Benefits

Base salary: $205,000 to $250,000 annually. Equity details were not provided.

Location

Hybrid in South San Francisco, California, with in-person work Monday, Wednesday, and Friday.