Job Title -L2 Security Analyst
JOB DESCRIPTION
The L2 Security Analyst will be responsible for investigating, analysing and responding to securityincidents across the organisation's security environment. The role requires hands-on experience with Microsoft Sentinel, CrowdStrike and Microsoft Defender, with a strong focus on threat detection,incident response and security monitoring.
Key Responsibilities
1. Security Monitoring & Incident Investigation
- Monitor and investigate security alerts escalated from L1 SOC analysts.
- Perform in-depth analysis of security events to identify potential threats, suspicious activitiesand indicators of compromise (IOCs).
- Investigate complex security incidents and determine their scope, impact and severity.
- Correlate security events across multiple sources to identify attack patterns.
2. SIEM – Microsoft Sentinel
- Monitor and investigate security incidents using Microsoft Sentinel.
- Develop, modify and optimise KQL queries for threat hunting and incident investigation.
- Analyse logs and security events from endpoints, networks, cloud environments andMicrosoft 365.
- Support the development and tuning of analytics rules, workbooks and detection use cases.
3. Endpoint Security – CrowdStrike & Microsoft Defender
- Monitor and investigate endpoint security alerts using CrowdStrike Falcon.
- Perform endpoint threat analysis, malware investigation and suspicious process analysis.
- Utilise Microsoft Defender for Endpoint to investigate threats, assess endpoint exposure andsupport incident containment.
- Coordinate endpoint isolation, remediation and recovery activities.
- Identify recurring endpoint threats and recommend preventive security measures.
4. Threat Hunting & Incident Response
- Conduct proactive threat hunting to identify hidden or emerging threats.
- Analyse IOCs, TTPs and attack patterns using MITRE ATT&CK.
- Support incident containment, eradication and recovery.
- Prepare detailed incident reports and recommend corrective actions.
5. Reporting & Escalation
- Prepare incident investigation reports and maintain accurate case documentation.
- Escalate critical security incidents to L3 or relevant stakeholders.
- Support L1 analysts through technical guidance and knowledge sharing.
- Contribute to continuous improvement of SOC processes and detection capabilities.
Required Technical Skills
- Hands-on experience with Microsoft Sentinel (SIEM).
- Strong practical experience with CrowdStrike Falcon (EDR).
- Experience with Microsoft Defender for Endpoint and Microsoft security ecosystem.
- Proficiency in KQL for security investigation and threat hunting.
- Strong understanding of SIEM, EDR, XDR and SOC operations.
- Knowledge of incident response, malware analysis and endpoint investigation.
- Familiarity with MITRE ATT&CK framework and threat intelligence.
- Understanding of Windows operating systems, Active Directory and network securityfundamentals.
Qualifications & Experience
- Bachelor's degree in Computer Science, Information Security, Cybersecurity or a relateddiscipline.
- 3–5 years of experience in SOC operations or cybersecurity.
- Minimum 2 years of hands-on experience in security monitoring and incident investigation.
- Relevant certifications such as SC-200, AZ-500, CrowdStrike certifications, Security+ orequivalent are desirable.
Key Competencies
- Strong analytical and problem-solving skills.
- Ability to investigate and prioritise security incidents independently.
- Good communication and technical reporting skills.
- Ability to work in a 24/7 SOC shift environment, where required.
- Strong attention to detail and ownership of incident resolution.
Required Technical Skills
- Hands-on experience with Microsoft Sentinel (SIEM).
- Strong practical experience with CrowdStrike Falcon (EDR).
- Experience with Microsoft Defender for Endpoint and Microsoft security ecosystem.
- Proficiency in KQL for security investigation and threat hunting.
- Strong understanding of SIEM, EDR, XDR and SOC operations.
- Knowledge of incident response, malware analysis and endpoint investigation.
- Familiarity with MITRE ATT&CK framework and threat intelligence.
- Understanding of Windows operating systems, Active Directory and network securityfundamentals.
Qualifications & Experience
- Bachelor's degree in computer science, Information Security, Cybersecurity or a relateddiscipline.
- 5+ years of experience in SOC operations or cybersecurity.
- Minimum 2 years of hands-on experience in security monitoring and incident investigation.
- Relevant certifications such as SC-200, AZ-500, CrowdStrike certifications, Security+ orequivalent are desirable.