Senior Global Security Investigator

OpenAI

. Independently conduct comprehensive security investigations from initial detection to resolution, including cases involving insiders, external actors, and supply chain and third-party risks.

Posted 3/27/2026full-timeSan Francisco • 🇺🇸 United StatesSenior💰 $230,400 - $500,000 per yearWebsite

Tech Stack

Tools & technologies

Cyber Security

About the role

Key responsibilities & impact

Independently conduct comprehensive security investigations from initial detection to resolution, including cases involving insiders, external actors, and supply chain and third-party risks.
Lead proactive, data-driven threat-hunting efforts that weave together disparate signals to surface undetected insider or external threats before they escalate into incidents.
Perform comprehensive technical analysis of complex hardware, software, and supplier supply chains to identify, enumerate, and mitigate risks.
Partner closely with cross-functional teams, including Human Resources, Legal, Security, and IT, and external stakeholders or law enforcement when necessary.
Collaborate with technical counterparts to enhance detections, resolve telemetry gaps, and implement new capabilities to identify security issues involving cyber, physical, and human domains.
Collect, preserve, and analyze evidence from a variety of sources, including log data, digital forensics, subject interviews, access records, threat intelligence, and open-source intelligence (OSINT), to support investigative findings.
Continuously improve investigative procedures and security controls based on investigations and lessons learned.

Requirements

What you’ll need

Bachelor’s degree in Criminal Justice, Cybersecurity, or a related field (or equivalent experience) and 8+ years of investigative experience in counterintelligence, insider risk, forensic investigations, cybersecurity, supply chain security, or related domains.
Unimpeachable integrity, sound judgment, and the ability to handle confidential matters with discretion.
An active US security clearance, or willingness and eligibility to obtain one.
Deep specialization in geopolitical threat domains, with hands-on experience identifying, assessing, and mitigating adversarial risks through tailored countermeasures.
Expert knowledge of common security tooling, including EDR, DLP, UEBA, SIEM, SOAR and other related platforms.
Demonstrated ability to independently write complex queries, automate data workflows, and analyze structured datasets.
Excellent written and verbal communication skills, including the ability to distill complex findings into clear, actionable reports and explain technical issues to non-technical stakeholders.
Exceptional collaboration skills with the ability to work across diverse teams (HR, Legal, IT, etc.) to lead projects and investigations with minimal guidance.

Benefits

Comp & perks

Medical, dental, and vision insurance for you and your family, with employer contributions to Health Savings Accounts
Pre-tax accounts for Health FSA, Dependent Care FSA, and commuter expenses (parking and transit)
401(k) retirement plan with employer match
Paid parental leave (up to 24 weeks for birth parents and 20 weeks for non-birthing parents), plus paid medical and caregiver leave (up to 8 weeks)
Paid time off: flexible PTO for exempt employees and up to 15 days annually for non-exempt employees
13+ paid company holidays, and multiple paid coordinated company office closures throughout the year for focus and recharge, plus paid sick and safe time (1 hour per 30 hours worked)
Mental health and wellness support
Employer-paid basic life and disability coverage
Annual learning and development stipend to fuel your professional growth
Daily meals in our offices, and meal delivery credits as eligible
Relocation support for eligible employees
Additional taxable fringe benefits, such as charitable donation matching and wellness stipends, may also be provided.

ATS Keywords

✓ Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

investigative experiencecounterintelligenceinsider riskforensic investigationscybersecuritysupply chain securitydata analysisquery writingdata workflow automationrisk mitigation

Soft Skills

integritysound judgmentdiscretioncommunication skillscollaboration skillsability to distill complex findingsleadershipproject managementproblem-solvingadaptability

Certifications

Bachelor’s degree in Criminal JusticeBachelor’s degree in CybersecurityUS security clearance