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At Dun & Bradstreet, we believe data has the power to create a better tomorrow. As a global leader in business decisioning data and analytics, we help companies worldwide grow, manage risk, and innovate. For over 180 years, businesses have trusted us to turn uncertainty into opportunity. We’re a diverse, global team that values creativity, collaboration, and bold ideas. Are you ready to make an impact and help shape what’s next? Join us! Explore opportunities at dnb.com/careers.
The Senior Incident Response Manager leads advanced threat detection, investigation, and remediation efforts within the organization's security operations function. This role manages complex security incidents with technical precision, serving as the primary escalation point for high-severity cases and driving continuous improvements to detection and response capabilities. The position partners cross-functionally to resolve incidents holistically, champions scalable process development, and contributes to strengthening the organization's overall security posture.
Key Responsibilities:
- 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 by identifying gaps, designing scalable workflows, and implementing improvements that strengthen the incident response program
- Create and refine technical playbooks, documentation, and response guides to ensure clarity, consistency, and operational excellence across the program
- Provide mentorship, guidance, and coaching to less experienced analysts to support skill development and operational readiness
- Serve as the escalation point for critical and ambiguous cases, applying advanced threat analysis and sound judgment under pressure
- Collaborate with cross-functional stakeholders to resolve incidents holistically and drive organization wide security improvements
- Apply analytical and technical expertise to continuously enhance security operations processes, workflows, and response capabilities
- Contribute to the evolution of the detection landscape by partnering with technical stakeholders 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, responding to high-severity incidents as a subject matter expert
Key Skills:
- Bachelor's degree in Computer Science, Information Security, or a related field
- Minimum of eight years of experience in incident response, security operations, or a related field
- At least one SANS/GIAC certification, with GCIH, GREM, or GCFA preferred
- Hands-on experience with SIEM platforms, including splunk and microsoft sentinel
- Hands-on experience with EDR tools, including crowdstrike and carbon black
- Experience working in cloud environments, including Azure, AWS, GCP, and AliCloud
- Proficiency in network log analysis, including NetFlow and PCAP files
- Deep working knowledge of the Mitre Attack framework and its application to threat detection and response
- Strong understanding of malware behavior, exploitation techniques, and Windows, Linux, and macOS internals
- Ability to analyze scripts across multiple languages, including JavaScript, VBScript, PowerShell, and Python
- Experience conducting malicious binary analysis across Windows, macOS, and Linux platforms
- Strong written and verbal communication skills, with the ability to present technical findings clearly to peers and senior leadership
- Proficiency in Microsoft Office Suite
- Show an ownership mindset in everything you do; be a problem solver, be curious and be inspired to take action, be proactive, seek ways to collaborate and connect with people and teams in support of driving success
- Continuous growth mindset, keep learning through social experiences and relationships with stakeholders, experts, colleagues and mentors as well as widen and broaden your competencies through structural courses and programs
- Where applicable, fluency in English and languages relevant to the working market
All Dun & Bradstreet job postings can be found at https://jobs.lever.co/dnb. Official communication from Dun & Bradstreet will come from an email address ending in @dnb.com.
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