Senior Game Security & Integrity Engineer

MrBeast Jobs; San Francisco, Northern (CA, KY); Hybrid; USD 180,000 - 240,000; Full time

Job summary

Beast Industries in San Mateo, CA seeks a Senior Game Security & Integrity Engineer to own the trust of our global gaming experiences. You’ll design, implement, and operate defenses across mobile, server, and backend components to protect tournaments, prize ecosystems, and real-time telemetry.

You’ll collaborate with gameplay, platform, data, and security teams to build scalable anti-cheat and fraud prevention capabilities that scale to hundreds of millions of players.

Responsibilities

• Design the integrity architecture for large-scale synchronous competitions: server-authoritative scoring, verifiable game outcomes, and tamper‑evident result pipelines.
• Detect and prevent score injection, result forgery, replay attacks, and clock/latency manipulation in real‑time brackets.
• Build defenses against multi‑accounting, collusion, account sharing, and Sybil attacks on qualification and elimination rounds.
• Define fairness controls for prize‑bearing events, including anomaly review workflows before payouts are released.
• Design client‑side and server‑side controls to detect bots, automation, input replay, memory manipulation, code injection, and modified or repackaged app clients.
• Implement device attestation (Apple App Attest / DeviceCheck, Google Play Integrity), root/jailbreak detection, emulator detection, and device fingerprinting.
• Partner with gameplay engineers to make server‑authoritative validation the default for critical game logic, scoring, and transactions.
• Review APIs, WebSocket services, and real‑time protocols for tampering, replay, authorization, and abuse risks.
• Develop reusable security controls for rate limiting, session integrity, and transaction validation.
• Define and implement fraud and abuse prevention measures throughout prize ecosystems.

Job description

Beast Industries in San Mateo, CA seeks a Senior Game Security & Integrity Engineer to own the trust of our global gaming experiences. You’ll design, implement, and operate defenses across mobile, server, and backend components to protect tournaments, prize ecosystems, and real-time telemetry.

You’ll collaborate with gameplay, platform, data, and security teams to build scalable anti-cheat and fraud prevention capabilities that scale to hundreds of millions of players.