Cyber Defense Senior Analyst

• Execute daily security operations by monitoring, triaging and conducting response activities for security events and alerts associated with cyber threats, intrusions, and/or compromises alongside a team of global security analysts in accordance with documented SLOs, policies, processes, and playbooks.
• Leverage investigative experience and technical skills to effectively analyze events using security tooling and logging (e.g., SIEM, EDR) and assess potential risk / severity level of cyber threats; escalate higher-risk events to dedicated incident response and management teams in the CFC in alignment with established processes.
• Collaborate with external teams for incident resolution and escalations, driving effective incident handling
• Notify team Lead(s) of concerns related to operations, such as anomalous changes in metrics, notable open incidents, quality concerns, or observed risks; support with resolution if appropriate
• Manage and complete assigned caseload efficiently throughout the incident response lifecycle, including analysis, containment, eradication, recovery, and lessons learned; maintain high standards of quality and thoroughness to resolve events appropriately
• Maintain all case documentation, including notes, analysis findings, containment steps, and root cause for each assigned security incident. Ensure incident updates or contact with end users are performed in a timely manner and documented accordingly and that case hand-off processes are completed as appropriate, such as completing / verifying shift logs
• When requested, assist in training and onboarding of new team members to help their transition to our processes
• Develop and apply subject matter expertise in security operations processes to assist in driving improvements to relevant playbooks, Standard Operating Procedures (SOPs), and training materials
• Support management's overall strategy for CFC by participating in execution of improvement initiatives in conjunction with management's plans
• Assist the team Leads and management on use case development by suggesting enhancement or tuning of use cases to improve the security posture of Experian

• Hybrid work model
• 20 days of annual leave
• Comprehensive medical and hospitalization coverage (including dependents)

• 3+ years or equivalent of information security experience working within a Security Operations Center or Cyber Security Incident Response Teams
• Bachelor's degree in computer science, Computer Engineering, Information Systems, Information Security, or a related field. 6+ years or more experience working within a Security Operations Center, Incident Response Team, law enforcement, or military experience may be accepted in lieu of this requirement.
• One or more professional, currently-held certifications related to Digital Forensics, Incident Response, or Ethical Hacking highly preferred (e.g., GCIH, GMON, GCED, GSOC, CEH, GCFE, GCFA, CFCE, ENCE). Information security management certifications (CISSP, CISM) or vendor-specific certifications are a plus.

• Demonstrate working knowledge of the Incident Response Life Cycle, MITRE ATT&CK Framework, Cyber Kill Chain, and other cybersecurity frameworks.
• Demonstrated knowledge of common intrusion methods and cyber-attack tactics, techniques, and procedures (TTPs), as well as common industry practices to investigate and respond to threats including phishing, malware, network attacks, suspicious activity, data security incidents, etc.
• Demonstrated proficiency in determining appropriate methods to contain, eradicate, and recover from a wide variety of security incidents. Provides recommendations to proactively prevent incidents from re-occurring in the future.
• Possesses an understanding of common Operating Systems (Windows, Linux, Mac OS), Networking (Firewalls, Proxies, NetFlow, etc.), Cloud Infrastructure (AWS, Azure, GCP), and Security Technologies (Anti-Virus, Intrusion Prevention, Web Application Firewalls, etc.)
• Ability to review and interpret device and application logs from a variety of sources (e.g., Firewalls, Proxies, Web Servers, System Logs, Splunk, Packet Captures, etc.) to identify root cause and determine next steps for containment, eradication, and recovery.
• Experience with common Incident Response and Security Monitoring applications such as SIEM (e.g., Qradar, Splunk), EDR (e.g., FireEye HX, CrowdStrike Falcon, Microsoft Defender, etc.); experience with Security Orchestration, Automation, and Response (SOAR) technologies such as Palo Alto XSOAR and Google Secops (Chronicle) are a plus
• Actively seeks to build advanced technical skills and hands-on knowledge in areas such as:

• In-depth packet analysis skills, core forensic familiarity, incident response skills, public could security practices, and data fusion skills based on multiple security data sources
• Security analysis and architecture of Azure and AWS cloud environment using security tools including Defender for Cloud, Wiz, GuardDuty, CloudTrail, or CloudWatch.
• System administration on Unix, Linux, or Windows
• Network forensics, logging, and event management
• Defensive network infrastructure (operations or engineering)
• Vulnerability assessment and penetration testing concepts
• Malware analysis concepts, techniques, and reverse engineering
• In-depth knowledge of network and host security technologies and products (such as firewalls, network IDS, scanners) and continuously improve these skills
• Security monitoring technologies, such as SIEM, IPS/IDS, UEBA, DLP, among others
• Scripting and automation

• Demonstrate critical thinking skills, problem solving, analytical expertise, attention to detail, and the ability to function in a team-oriented, fast-paced, dynamic, global environment.
• Strong written and verbal communication skills including the ability to describe findings, concerns and/or required actions to users, teams, or leadership for potential incidents. The ability to explain technical terminology to the lay person is frequently required.
• Proven record of improving the way work is performed, originating action and ideas to drive enhancements to existing conditions and processes.
• Ability to conduct security incident investigation efforts and effectively coordinate communications
• Self-motivated and able to work with little supervision.
• Ability to participate in paid overtime when operational needs may require additional support

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