Senior Cyber Security Operations Analyst

4 days ago


London, Greater London, United Kingdom Lorien Full time
About the Role

We are seeking a highly skilled Senior Cyber Security Operations Analyst to join our team at Lorien. As a key member of our security operations team, you will be responsible for overseeing the completion of day-to-day checklists, including log review, management report scheduling, alert analysis, and escalation follow-up.

Key Responsibilities
  • Incident Response: Oversee the response to security incidents, including triaging threat intelligence from multiple sources and performing business impact analysis.
  • Threat Intelligence: Leverage a deep understanding of information security technologies to aid in triaging threat intelligence and add contextual information to security incidents.
  • Leadership and Mentoring: Provide guidance and mentoring to L2 and L3 analysts, and fulfill SOC Manager responsibilities in the absence of the SOC Manager.
  • Team Management: Manage a number of analysts as part of a virtual team of L1 and L2 analysts, including objectives setting, performance management/reviews, training & development, and BAU activities including shift cover.
  • On-Call Arrangements: Support on-call arrangements as part of a rota, to support L1 Analysts working out of hours.
  • Major Incident Response: Support Major Incident Response activity, from a Protective Monitoring perspective, including supporting teams in identification, containment, and remediation of security-related threats.
  • Process Improvement: Identify, create, and implement improvements to procedures and processes, with the SOC Manager's approval.
  • Stakeholder and Client Reporting: Provide timely advice and guidance on the response action plans for events and incidents based on incident type and severity.
Requirements
  • Level 3 SOC Analyst/Senior Cyber Security and Security Operations experience OR a Level 2 SOC Analyst who has experience assisting in L3 activities at a good level.
  • Experience in managing Microsoft Sentinel as an MSSP, including Lighthouse, and management and multi-customer environments using DevOps.
  • Experience of onboarding, tuning, reporting, and configuring SIEM solutions.
  • Experience of threat intelligence.
  • Leadership and mentoring experience and skills.
  • Understanding of low-level concepts including operating systems and networking.
  • Commercial experience in Penetration Testing and/or Security Monitoring.
  • Understanding of networking and infrastructure design.
  • Knowledge/experience of one or more System administration (Linux, Windows, Mac).
  • Self-motivated individual with flexible approach to working.
  • Excellent interpersonal skills with the ability to explain technical problems to non-technical business stakeholders at all levels.
  • Strong written and oral communication skills.
  • Active or ability to obtain SC clearance.


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