IT Systems Engineer
Role Overview
This is a senior-level IT Systems Engineer role, serving as the first IT hire at Braintrust, responsible for designing, implementing, and operating the company's IT and security infrastructure from scratch. Day-to-day tasks include deploying scalable zero-trust systems, managing identity and access platforms, and automating security processes to support a fast-growing, engineering-driven team of over 100 people. The hire will have a foundational impact by building the IT framework that ensures productivity and data security as the company scales.
Perks & Benefits
The role is based in-person in San Francisco, not remote, with benefits including medical, dental, and vision insurance, daily lunch and snacks, flexible time off, and a competitive salary with equity. An AI stipend is provided, and the company culture emphasizes equal opportunity and a fast-paced, high-growth startup environment, though remote work or time zone flexibility is not mentioned.
Full Job Description
About the company
Braintrust is the AI observability platform. By connecting evals and observability in one workflow, Braintrust gives builders the visibility to understand how AI behaves in production and the tools to improve it.
Teams at Notion, Stripe, Zapier, Vercel, and Ramp use Braintrust to compare models, test prompts, and catch regressions — turning production data into better AI with every release.
About the role
We are looking for our first IT Systems Engineer to join Braintrust. You will design, implement, and operate the infrastructure that keeps our team productive and our data secure as we scale past 100 people.
This is an in-person San Francisco based role.
What you’ll do
Design and deploy a scalable, zero-trust IT and security foundation that supports a high-performance, engineering-driven organization
Implement and manage a unified identity and access platform, including SSO, role-based access controls, and MFA across SaaS tools and cloud environments
Own the full lifecycle of our internal technology stack, including tool selection, onboarding, access management, automation of offboarding, and cost optimization
Establish baseline IT and security policies, documentation, and controls appropriate for a fast-growing startup
Build and operate incident response processes, including logging, alerting, and clear playbooks for handling security events
Identify gaps, manual processes, or security risks and proactively fix them without needing direction
What you'll bring
You are deeply hands-on and comfortable owning systems end-to-end, not just coordinating vendors
You have strong experience with modern IT tooling such as MDM (Jamf or Kandji), cloud infrastructure (AWS), and identity providers (Okta, Google, or similar)
You understand that for a fast-moving AI company, security must be automated, integrated into workflows, and designed to scale
You thrive in ambiguous environments and are energized by building something from scratch
You have ideally been the first or early IT or Security hire at a high-growth startupYou can translate complex technical and security requirements into clear, actionable guidance for the rest of the company
Benefits include
Medical, dental, and vision insurance
Daily lunch, snacks, and beverages
Flexible time off
Competitive salary and equity
AI Stipend
Equal opportunity
Braintrust is an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.
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