Job Vacancy Security Analyst

Security Analyst | 6 - Months | London | Hybrid

My client is seeking a Security Analyst to join their SecOps team. The role involves managing day-to-day security operations, including handling security-related tickets and responding to alerts. The successful candidate will also conduct in-depth analysis of suspicious activities-ranging from malicious emails to process hierarchies-to strengthen the organization's defensive security posture.

Key Responsibilities of the Security Analyst:

• Respond to and resolve escalated security incidents, performing hands-on troubleshooting to address issues effectively.





• Monitor and investigate security alerts using tools such as CrowdStrike, ensuring timely threat detection and response.





• Leverage knowledge of Base64 encoding and Windows SIDs (e.g., NT Authority/System) to analyze suspicious processes and assess privilege levels.





• Design and maintain SIEM dashboards, detection rules, and alerts within Splunk to enhance security visibility and automation.





• Manage identity, directory, and MDM services using JumpCloud, ensuring secure and efficient user and device management.





• Perform regular vulnerability assessments and risk analyses with Qualys to identify and mitigate potential security gaps.





• Collaborate closely with the SecOps team and cross-functional IT groups to maintain secure system configurations and improve security posture.





• Stay up to date on emerging cybersecurity threats, vulnerabilities, and industry best practices to strengthen organizational defenses.

Required Experience and Technical Skills

• Demonstrated experience as a Security Analyst or as part of a Security Operations (SecOps) team, with a strong track record in incident response and threat mitigation.





• Hands-on expertise with CrowdStrike for security alert detection, investigation, and threat hunting.





• Must be proficient in Splunk for log analysis, alerting, and security event monitoring.





• Skilled in analyzing suspicious emails and applying email authentication techniques to prevent phishing attacks.





• Practical experience conducting process analysis on both Windows and macOS systems to identify potential security risks.





• Strong understanding of vulnerability management practices, with Qualys experience highly preferred.





• Proven ability to handle escalated security tickets efficiently and effectively.

Desirable Experience

• Exposure to businesses operating outside of the traditional Microsoft ecosystem.





• Background in professional or regulated indust