Senior Incident Response Analyst

Dun & Bradstreet

Senior Incident Response Analyst leading advanced threat detection and incident response efforts. Collaborating across teams to enhance security posture at Dun & Bradstreet.

Posted 7/9/2026full-timeFlorham Park • New Jersey • 🇺🇸 United StatesSeniorWebsite

Tech Stack

Tools & technologies

AWSAzureCloudGoogle Cloud PlatformJavaScriptLinuxMacOSPythonSplunk

About the role

Key responsibilities & impact

Lead high‑fidelity alert investigations, performing deep technical analysis to rapidly identify, contain, and remediate threats.
Own complex incident investigations, driving technically precise conclusions and elevating the organization’s detection and response maturity.
Champion process development, identifying gaps, designing scalable workflows, and implementing improvements that strengthen the Incident Response program.
Create and refine technical playbooks, documentation, and response guides, ensuring clarity, consistency, and operational excellence.
Mentor and uplift junior analysts, providing guidance, coaching, and training to build a high-performing team.
Serve as the escalation point for critical and ambiguous cases, applying advanced threat analysis and sound judgment under pressure.
Collaborate with engineering, IT, Legal, HR, and business partners to resolve incidents holistically and drive enterprise-wide security improvements.
Apply strong analytical and technical expertise to continuously enhance SOC processes, workflows, and response capabilities.
Contribute to the evolution of our detection landscape, partnering with detection engineering to improve log ingestion, alert logic, and signal quality.
Assess and mitigate AI‑related security risks, including model misuse, prompt injection, data leakage, and emerging automation attack vectors.
Participate in an on‑call rotation, serving as a trusted responder for high‑severity incidents.

Requirements

What you’ll need

At least 1 SANS/GIAC Certification (GCIH, GREM, GCFA preferred)
Strong Hands-on experience with SIEM Platforms (Splunk, Microsoft sentinel, etc)
EDR Tools (CrowdStrike, Carbon Black)
Cloud environments (Azure, AWS, GCP, AliCloud)
Network log analysis (Netflows and PCAP files)
Deep understanding of: Mitre ATT&CK framework, Malware behavior and exploitation techniques, Windows, Linux, and macOS internals
Script analysis (Javascript, VBscript, powershell, python)
Malicious binary analysis (Windows, MacOS, Linux)
Clear communication rooted in technical competence
Confidence discussing findings with peers and senior management

Benefits

Comp & perks

Generous paid time off in your first year, increasing with tenure.
Up to 16 weeks 100% paid parental leave after one year of employment.
Paid sick time to care for yourself or family members.
Education assistance and extensive training resources.
Do Good Program: Paid volunteer days & donation matching.
Competitive 401k with company matching.
Health & wellness benefits, including discounted Wellhub membership rates.
Medical, dental & vision insurance for you, spouse/partner & dependents.

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

Incident InvestigationThreat AnalysisNetwork Log AnalysisScript Analysis (Javascript, VBScript, PowerShell, Python)Malicious Binary Analysis

Soft Skills

Clear CommunicationMentoringCollaboration

Certifications

GCIHGREMGCFA