Senior Platform Engineer

About the company Our client is a biotechnology company. The role Raydar is recruiting for this role on behalf of our client. Design, build and protect the technical foundation for a hands-on operating environment that blends on-premises hardware with a cloud presence. The work combines automation, network architecture and security practice. You will be based on-site part of the week alongside real physical equipment. What you'll do - Architect and grow local networking, compute and storage capacity that handles very large data volumes. - Build a custom network from scratch using automation and pipeline tooling, then pass routine operation to a support team through documented procedures. - Lead security work such as firewall configuration, safeguarding connected machinery, adversarial testing of web systems and responding to incidents. - Set up and operate secure cloud environments and link them to on-premises sites. - Support the rollout of additional facilities as the business grows. Requirements What we're looking for - Around 7 or more years in infrastructure, systems or security roles, including some on-premises exposure. - A career spent mostly in fast-moving startups, ideally owning a function as its first hire. - Solid AWS expertise and automation skills with Terraform, Ansible and CI/CD, plus scripting in Python and Bash. - Strong grasp of network fundamentals and hands-on experience designing networks rather than only configuring vendor consoles. - Practical security background covering testing, risk assessment and handling security events. - Willingness to work in the office three set days each week. Bonus points - Prior support of on-site infrastructure tied to physical, equipment-heavy operations. - Familiarity with open-source or MikroTik-style routing and firewall platforms. Benefits Compensation and benefits - Base salary: USD 205,000 to 250,000 per year - Equity - Health, dental and vision coverage - Retirement plan with matching - Paid time off and paid holidays - Life insurance and mental health coverage Location and work model - South San Francisco, California, United States - Hybrid, 3 days per week in the office - Full-time