NewLimit
Lead Security & Infrastructure Engineer
$160K–$220K
South San Francisco +1 · Full-time · Posted Jun 30, 2026
- Location
- South San Francisco
South San Francisco, California, United States - Experience
- 4+ years; includes experience as a primary or sole IT/security owner at a small company and managing MSPs or technical vendors.
About the job
Own and scale NewLimit’s IT, infrastructure, and security systems, setting technical direction and improving security, reliability, and audit readiness as the company grows.
What you'll do
- Manage identity, access, endpoints, security operations, and MSP/vendor relationships.
- Own network and office/lab infrastructure, and partner on AWS and data-system integrations.
- Build automation, tooling, and policies for access reviews, security reporting, LLM/agent governance, and data classification.
What they ask for
- 4+ years in IT, infrastructure, or security, including primary or sole IT/security ownership at a small company and MSP or technical-vendor management.
- Working fluency in identity, MDM, networking, AWS fundamentals, Google Workspace or M365 administration, backups, and SaaS administration.
- Ability to script and automate work, move data between systems, and read others’ code.
- Practical security judgment and experience using LLMs and agents safely; clear communication with technical and nontechnical stakeholders.
Nice to have
- Exposure to GxP, clinical, or other regulated environments, or SOC 2 / ISO 27001 readiness.
- Familiarity with regulated-data expectations, data engineering, or supporting lab environments.
Pay
$160,000 to $220,000 USD base salary
Tools
Google Workspace, AWS, GitHub, macOS, Windows, M365, LLMs
AI focus
Use LLMs and agents safely to work more effectively; establish LLM/agent governance.
Model-written summary · the original posting is authoritative