The Tier 2 Cyber Security Analyst - is a mid-Tier position within the Cyber Threat Analysis Centre (CTAC), responsible for advancing the initial work conducted by Tier 1 Analysts and providing more in-depth analysis of potential threats to the organization. This role is crucial in the escalated investigation, triage, and response to cyber incidents while supporting the development and training of Tier 1 Analysts. The Tier 2 Analyst works closely with senior and Junior Analysts to ensure a seamless SOC operation and acts as a bridge between foundational and advanced threat detection and response functions.

Responsibilities:

• Conduct escalated triage and analysis on security events identified by Tier 1 Analysts, determining threat severity and advising on initial response actions.
• Apply expertise in SIEM solutions utilizing Kusto Query Language (KQL), to perform log analysis, event correlation, and thorough documentation of security incidents.
• Identify and escalate critical threats to Tier 3 Analysts with detailed analysis for further action, ensuring rapid response and adherence to service Tier objectives (SLOs).
• Investigate potential security incidents by conducting deeper analysis on correlated events and identifying patterns or anomalies that may indicate suspicious or malicious activity.
• Use OSINT (Open-Source Intelligence) to enrich contextual data and enhance detection capabilities, contributing to a proactive stance on emerging threats.
• Monitor the threat landscape and document findings on evolving threat vectors, sharing relevant insights with CTAC teams to enhance overall situational awareness.
• Follow established incident response playbooks, providing feedback for enhancements and suggesting updates to streamline CTAC processes and improve threat response times.
• Coordinate with Tier 3 Analysts and management to refine detection and response workflows, contributing to continuous SOC maturity.
• Collaborate with Tier 3 Analysts on tuning SIEM and detection tools to reduce false positives and improve alert fidelity, submitting tuning requests and testing configurations when necessary.
• Identify gaps in current detection content and work with Senior Analysts to develop and validate new detection rules and use cases tailored to the organization's threat profile.

Tier 2 Analyst Roles and Responsibilities DXC Public 2

• Act as a mentor to Tier 1 Analysts, offering guidance on triage and analysis techniques and facilitating on-the-job training to elevate their technical skills and operational efficiency
• Assist in training sessions and knowledge-sharing activities, providing feedback on areas for growth and contributing to a supportive learning environment within the SOC.

Knowledge and Skills

• Understands advanced networking concepts, including IP Addressing, basic network protocols, and how traffic flows within a network.
• Advanced knowledge of Windows and Linux operating environments, including standard commands, file systems, and user authentication mechanisms.
• Competence in using SIEM solutions (eg, ArcSight, Azure Sentinel) for monitoring and log analysis; some exposure to additional analysis tools such as basic XDR platforms.
• Able to demonstrate proficient knowledge using Kusto Query Language (KQL) to search and filter logs effectively.
• Familiar with open-source intelligence (OSINT) techniques to aid in identifying potential threats and gathering information.
• Able to communicate clearly and efficiently with team members and stakeholders, both internally and externally, under direction from senior analysts.
• Can communicate simple technical issues to non-technical individuals in a clear and understandable way.
• Able to create concise, structured reports that outline findings from preliminary investigations and daily monitoring activities.
• Able to manage personal workload effectively to ensure timely completion of assigned tasks within the SOC.
• Willing to collaborate with team members, accepting guidance and learning from more experienced analysts.
• Shows initiative in learning new technologies and techniques, leveraging internal resources and training to grow professionally.
• Able to function efficiently during high-pressure situations, following procedures to ensure consistent performance in incident management.