Information Security Analyst

Gibson Dunn is a leading global law firm, advising clients on significant transactions and disputes. Our exceptional teams craft and deploy creative legal strategies that are meticulously tailored to every matter, however complex or high stakes. The firm’s work is distinguished by a unique combination of precision and vision.

Based in London, the Information Security Analyst is responsible for responding to events and alerts generated by information security technologies, user reported events and any activity, which is suggestive of a potential information security event/incident.

The Information Security Analyst is a hands-on technologist who has a high degree of expertise in the use of technologies used in the investigation of information security events and has a high level of expertise in performing security event analysis and incident response. The Information Security Analyst is a subject matter expert (SME) for all security event detection and response technologies. The scope of this position is firm wide and requires an understanding of all IT systems the firm uses and how they provide value to the business.

The Information Security Analyst works closely with other members of the Information Security Team in ensuring that the information security posture of the firm is maintained and takes a proactive approach in continually assessing the security of firm systems throughout their lifecycle, providing recommendations for enhancing security and adapting to new threats and vulnerabilities.

This role reports to the Director of Security Operations.

Responsibilities include:

• Serve as a primary escalation point for security events
• Serve as an SME for event/incident detection and response
• Analyze and respond to security events found internally or via the firm’s Managed Security Service Providers
• Review security context alerts and logs using the firm’s security information event management platform (SIEM) or other tools
• Build dashboards and custom SIEM queries as need to facilitate detection, response and other use-cases.
• Serve as an initial point of contact for help desk tickets assigned to the Information Security Team
• Promptly respond to requests for assistance from end-users and others regarding incidents or security concerns at the firm
• Escalate security events/incidents according to defined workflow and in accordance with any relevant SLAs
• Thoroughly document the results of security event/incident investigations
• Adhere to relevant policies, procedures, standards and security good/accepted practices
• Resolve problems independently and understand escalation procedure
• Respond in a timely manner to all requests for access or other security exceptions requiring approval or involvement from the information security team
• Maintain current security certifications and attend industry seminars and relevant continuing education events
• Monitor and investigate security events involving artificial intelligence, machine learning, generative AI, and large language model technologies.
• Identify and investigate potential misuse of AI technologies, including unauthorized AI services, sensitive data exposure, prompt injection, malicious content generation, and AI-assisted social engineering.
• Develop and maintain detection queries, correlation rules, dashboards, and response procedures for AI-related threats and anomalous activity.

Qualifications:

• Ability to relate to non-technical users in user-friendly language
• Ability to understand or learn the technical implications of security threats
• Ability to manage multiple concurrent objectives or activities, and effectively make judgments in prioritizing and time allocation in a high-pressure environment
• Ability to gauge one’s strengths and limitations
• Ability to deal with changes and adapt to a changing environment
• Must demonstrate the ability to maintain strict confidentiality of the firm's internal and personnel affairs
• Ability to work well with others, harness different skills and experience, and build a strong sense of team spirit
• Highly self-motivated and directed
• Ability to work in a multi-office environment and willingness to travel to other offices as required
• Ability to work effectively in a culturally and educationally diverse environment
• Possess excellent troubleshooting, problem solving, and verbal/written communication skills
• Ability to manage critical situations, and maintain solid relationships with colleagues and firm staff and attorneys
• Ability to anticipate problems, communicate them, and resolve if appropriate
• Ability to work independently and as part of a team
• Must have strong written/verbal communication skills
• Must be detail oriented with strong customer service skills
• Requires strong interpersonal and organization skills
• Take ownership of issues and responsibility for customer satisfaction and overall success of services provided
• Interface with a variety of customers in a polite, positive, and professional manner
• Familiarity with AI security concepts such as prompt injection, data leakage, model manipulation, insecure integrations, excessive agency, and adversarial use of AI.
• Ability to communicate AI-related security risks and technical findings clearly to both technical and non-technical audiences.

Experience:

• University degree in a technology related discipline or 3 years of relevant experience
• 5-7 years of experience in a dedicated information security analysis role
• 3-5 years of experience in information technology in an area such as; networking, desktop engineering, programming, systems administration, help desk
• Strong critical thinking and problem-solving skills
• Practical experience with TCP/IP networking
• Significant experience with the Windows operating system and event logs
• Significant experience with and expertise in security event detection, analysis and incident response tools
• Significant experience with and expertise in conducting security event analysis and incident response.
• Significant experience and expertise in using security information event management platforms (SIEM) for searching and correlating events including; building complex searches and correlation rules
• Strong knowledge of networking concepts including; DNS, switching, routing and firewalls
• Experience investigating security events involving cloud applications, APIs, automation platforms, or AI-enabled technologies.
• Experience developing or tuning detections for emerging threats, including AI-assisted phishing, impersonation, malware, credential attacks, and social engineering.
• Experience using AI-assisted capabilities within security technologies such as SIEM, endpoint detection and response, email security, threat intelligence, vulnerability management, or security orchestration platforms.
• Practical experience applying human oversight and validation to AI-generated security findings, recommendations, or automated actions.

Gibson Dunn will consider for employment qualified Applicants with Criminal Histories in a manner consistent with the requirements of local law.