Principal TDR Analyst

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Job Summary The Cyber Security Principal TDR Analyst position is a subject matter expert who serves as a senior threat detection and response analyst with day-to-day focus on detection, incident response, tuning, automation, and threat hunting. The role supports a global organization with team members in North America, EMEA, and APAC regions.

This senior analyst role combines technical expertise with a background that includes mentoring team members, leading complex investigations, implementing automation, creating new detection capabilities, and continuously improving their own knowledge and skillset. Additionally, having a background in systems and network engineering is ideal.

Responsibilities Lead investigations into complex events, determine the scope and severity of incidents, escalation needs, urgency, and gather relevant evidence

Lead incident root cause analysis, identify attack vectors, and affected systems

Execute incident response actions end-to-end – including rapid containment of threats, eradication of malicious artifacts, and system restoration

Lead threat hunting operations across a global, distributed technology environment

Proactively hunt for indicators of compromise and hidden threats in logs, network traffic, and endpoint telemetry. Use hypothesis-driven techniques and knowledge of attacker behavior to uncover threats that evaded detection

Continuously tune SIEM/EDR detection rules, thresholds, and automation playbooks—automating repetitive response actions

Leverage threat intelligence to enrich analysis and response. Stay up to date on new vulnerabilities and adversary tactics adjusting monitoring rules and detection strategies

Conduct proactive threat hunting operations to map adversary techniques, uncover stealthy threats, and close gaps in standard detection coveragecoordinate with cross-functional teams (IT, Dev Ops, Business, etc.) during high-impact incidents and translating complex technical findings into clear, actionable insights for non-technical stakeholders

Work closely with global SOC team members and collaborate with colleagues in other regions (e.g. joint investigations or hand-offs) to ensure seamless coverage and knowledge sharing

Document repeatable investigation steps, findings, and actions taken for each incident type in a clear and concise manner. Prepare incident reports and contribute to post-incident review meetings, highlighting what occurred, how it was resolved, and recommendations to prevent future occurrences

Minimum Requirements Bachelor’s degree in Cybersecurity, Computer Science, Information Systems, or equivalent threat management & incident response experience

Currently hold cybersecurity certifications such as GCIH, GCFA, GCIA, CEH, etc
10 years of progressive experience in at least three of the following disciplines:

Threat Detection & Analysis Incident Response & Management Threat Hunting Cyber Threat Intelligence Network Security Securing and monitoring operating system and cloud environments

Function as a Level 3 SOC Analyst (analyzing and responding to cybersecurity incidents)
Advanced understanding of emerging threats, zero-day vulnerabilities, and common attack vectors (phishing, malware, ransomware, lateral movement) with the…