Senior Global Security Investigator

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Global Security Investigator based in the United States. The Senior Global Security Investigator will lead complex, high-impact investigations across cyber, physical, and human security domains. This senior role focuses on identifying, assessing, and mitigating threats involving internal personnel, external actors, and third-party or supply chain partners. You will independently manage investigations from initial detection through resolution, often navigating sensitive cases that require extensive analysis and coordination. Through proactive threat hunting, digital forensics, and intelligence analysis, you will uncover risks before they escalate into incidents. Working closely with Security, HR, Legal, IT, and external partners, you will help strengthen investigative capabilities and organizational resilience. This opportunity combines technical expertise, strategic judgment, and operational leadership in a fast-moving environment. Accountabilities - Independently lead comprehensive security investigations from initial detection to resolution, including cases involving insider threats, external actors, and supply chain or third-party risks. - Conduct proactive, data-driven threat hunting by combining information from multiple sources to identify potential insider and external threats before they develop into security incidents. - Perform in-depth technical assessments of hardware, software, and supplier ecosystems to identify, evaluate, and mitigate security vulnerabilities and risks. - Collaborate with Human Resources, Legal, Security, IT, and other internal teams, as well as external stakeholders and law enforcement when required. - Work with technical teams to improve threat detection capabilities, address telemetry gaps, and implement new tools and processes for identifying risks across cyber, physical, and human domains.

- Collect, preserve, and analyze investigative evidence from diverse sources, including system logs, digital forensic data, access records, interviews, threat intelligence, and open-source intelligence (OSINT). - Develop clear investigative findings and recommendations to support appropriate responses and risk mitigation. - Continuously enhance investigative procedures, security controls, and operational practices by applying lessons learned from completed investigations. Requirements: - Bachelor's degree in Criminal Justice, Cybersecurity, or a related field, or equivalent practical experience. - At least 8 years of investigative experience in counterintelligence, insider risk, forensic investigations, cybersecurity, supply chain security, or related fields. - Exceptional integrity, sound judgment, discretion, and the ability to manage highly confidential and sensitive matters. - Active US security clearance, or willingness and eligibility to obtain one. - Deep expertise in geopolitical threat environments, including hands-on experience identifying, assessing, and mitigating adversarial risks through tailored countermeasures. - Advanced knowledge of security technologies and platforms, including EDR, DLP, UEBA, SIEM, SOAR, and related investigative tools. - Demonstrated ability to independently write complex queries, automate data workflows, and analyze structured datasets. - Strong technical investigation and analytical capabilities, including the ability to connect disparate information sources and identify meaningful threat patterns. - Excellent written and verbal communication skills, with the ability to translate complex investigative findings into clear, actionable reports and explain technical issues to non-technical audiences.