Senior Cyber Security Analyst (R-19638)

Shape the Future with Dun & Bradstreet 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.

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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