Senior Associate, Threat Hunt & Detection

ROLE SUMMARY

Our Global Cyber Defense team is responsible for safeguarding Pfizers digital assets and infrastructure through proactive threat detection response and risk mitigation across on-premises cloud and hybrid environments.

The Senior Associate Threat Hunt & Detection supports proactive threat hunting and detection activities to identify malicious behavior that may evade traditional security controls. This role focuses on executing threat hunts supporting detection usecase development and analyzing security telemetry to improve the organizations ability to detect and respond to advanced threats. Operating within a highly regulated pharmaceutical environment the role partners closely with Security Operations and Incident Response Threat Intelligence Data Engineering and Cloud Services teams to strengthen detection coverage and defensive effectiveness across onpremises cloud and hybrid environments.

ROLE RESPONSIBILITIES

• Conduct proactive threat hunting activities to identify suspicious or malicious activity using security telemetry hypotheses and adversarybased techniques.

• Support the development tuning and validation of detection use cases analytics and alerting logic across security monitoring platforms.

• Analyze alerts and hunt findings to determine impact scope and potential next steps escalating validated threats as appropriate.

• Partner with SOC and Incident Response teams to transition confirmed detections or hunt findings into operational response workflows.

• Collaborate with Cyber Threat Intelligence and Offensive Security teams to incorporate adversary behaviors and attack techniques into hunt and detection activities.

• Assist with documenting hunt methodologies findings and detection logic to support repeatability and operational maturity.

• Contribute to continuous improvement of threat hunting techniques tooling and workflows to reduce false positives and improve detection quality.

• Support tracking of detection and hunt metrics including coverage effectiveness and recurring gaps.

• Ensure threat hunting and detection activities align with internal policies data handling requirements and regulatory expectations.

BASIC QUALIFICATIONS

• Bachelors degree in Cybersecurity Information Security Computer Science or a related field or equivalent practical experience.

• 2 years of experience in cybersecurity with focus on threat hunting threat detection security operations or incident response.

• Strong understanding of attacker techniques detection concepts and enterprise security telemetry.

• Handson experience analyzing logs alerts or telemetry from security monitoring tools.

• Ability to document technical findings and communicate clearly with SOC and engineering stakeholders.

• Strong analytical and problemsolving skills with attention to detail and accuracy.

• Working knowledge of scripting or programming languages (e.g. Python PowerShell Bash SQL).

• Familiarity with threat intelligence and incident investigation platforms (e.g. Crowdstrike or similar) to support threat research enrichment and investigation activities.

• Demonstrated experience in an agile work environment possessing qualities such as a collaborative mindset adaptability to change and a proactive problem-solving approach.

PREFERRED QUALIFICATIONS

• Familiarity with adversary behavior mapping and threatinformed defense approaches.

• Exposure to cloud or hybrid enterprise environments as part of detection or hunting activities.

• Understanding of operating within regulated or highly controlled environments such as healthcare life sciences or manufacturing.

• Experience contributing to detection improvements hunt playbooks or analytical automation.

• Relevant training or certifications in security operations threat detection or incident response.

Work Location Assignment:Hybrid

To learn more about acceptable and prohibited uses of AI during the recruitment process please review our candidate AI-use guidelines available onPfizer Careers.