1 day ago
San Mateo, CA, USAStaff+
Responsibilities
- Embed with product squads to threat-model, review, and harden features before release.
- Own the application security program, including secure SDLC practices, code review, dependency and supply-chain controls, and developer-facing security tooling.
- Run the penetration-testing program, including hands-on offensive testing and coordination of external engagements.
- Architect security controls and documentation to satisfy partner security requirements.
- Define security standards, guardrails, and paved paths for a zero-to-one AI-native stack, including model and prompt security.
- Write and ship security fixes, standards, and playbooks as the organization scales.
Requirements
- Experience serving as a security engineer embedded with a product team and writing code, filing pull requests, and shipping fixes.
- Experience running or substantially contributing to an application security program for a consumer product used by millions.
- Hands-on penetration-testing experience, including finding vulnerabilities and driving them through remediation.
- Experience architecting controls for partner security frameworks or equivalent requirements such as SOC 2, PCI, and vendor security reviews.
- Strong familiarity with AI-native development, coding agents, and the security implications of AI products.
- Startup experience building from zero combined with exposure to systems operating at significant scale.
Benefits
- Medical, dental, vision, and company-paid life insurance benefits.
- Company contributions to Health Savings Accounts.
- 401k plan with Safe Harbor company matching.
- Flexible vacation policy and paid company holidays.
- Company-provided technology package.
- Relocation assistance where applicable, including travel and company-provided housing for the first 90 days.
- Primary location is the San Francisco/Peninsula Bay Area, with NYC listed as a secondary location.
Categories
About MrBeast
MrBeast (Beast Industries) is a media and entertainment company built around creator Jimmy Donaldson, producing large-scale YouTube videos and related digital content. The business spans advertising and sponsorships, and consumer products such as Feastables, supported by in-house studios with petabyte-scale production infrastructure. Founded in 2012 and headquartered in Greenville, North Carolina, it is privately held and known for philanthropic projects that reach a global audience.