3 months ago
Tokyo, JapanMid Level
H1B Sponsor
Responsibilities
- Lead day-to-day security threat management and collaborate with partner teams on known or suspected threats.
- Participate in a 24/7 on-call rotation for security incident response.
- Commandeer security incidents and provide stakeholder updates.
- Identify and develop new detection use cases and optimize existing detections.
- Research and analyze security-event patterns across X’s global infrastructure.
- Design and lead threat-hunting missions to quantify and reduce threats.
- Manage and support log collection, security scanning, intrusion detection, and other security systems.
- Design and assist with automation to reduce false positives and handle events automatically.
- Analyze system security posture through testing and vulnerability impact analysis.
- Continuously improve team processes, procedures, and automations.
Requirements
- At least 2 years of relevant information security experience.
- Strong Python scripting skills for security automation.
- Knowledge of networking and macOS, Windows, or Linux operating systems.
- Knowledge of vendor-agnostic cloud security fundamentals and practices.
- Experience managing or deploying security technology.
- Experience building queries and dashboards for security monitoring.
- Knowledge of current threats and techniques, with a desire to continue researching and learning.
- Experience with malware analysis, forensics, or penetration testing.
- Preferred certifications include CISA, CRISC, CGEIT, Security+, CASP+, or similar.
- Preferred experience with Elastic, OpenSearch, or similar platforms and open-source security automation tooling.
About xAI
Understand the Universe. We are a team of AI technologists and business leaders on a mission to build AI systems that can help humanity understand the world better. https://x.ai/careers