Job Description
Job Title - L3 SOC Analyst
Location - London (Office based role near Edgeware Road)
Job Type - Full Time - Permanent
Salary - £55,000 to £60,000
A key client of Intaso's are in need of an L3 SOC Analyst to join the team in a period of growth.
This is a chance to join a fantastic business with a team of 65+.
Responsibilities
* Respond to alerts escalated by other analysts as the technical point of contact.
* Conduct quality assurance of investigations and notifications, providing guidance to junior team members.
* Perform in-depth analysis and investigation of potential and confirmed security incidents.
* Escalate incidents when necessary and support management during significant security events.
* Engage in threat hunting activities across various environments.
* Investigate incidents and respond to key client requests.
* Review and take action on alerts identified for tuning.
* Mentor and develop junior staff members.
* Lead the technical delivery of new security operations projects.
* Address client requests, concerns, and suggestions related to security operations.
* Manage log sources and resolve log-related issues.
* Fine-tune security platforms to reduce noise and false positives.
* Develop, analyse, and manage new monitoring rules.
* Conduct testing and modification of use cases as needed.
* Support operational management in client engagements and service meetings.
* Develop and refine security operations playbooks and processes.
* Present updates and conduct briefings for clients.
* Respond to incident escalations and provide recommendations.
* Conduct threat hunting exercises on security platforms.
* Improve processes for monitoring and incident qualification.
Essential:
* Over 5 years of experience in security operations.
* Experience with SIEM solutions, including onboarding, tuning, reporting, and configuration.
* Proficient in Microsoft Sentinel, including development of use cases, rules, workbooks, playbooks, and using KQL and SOAR technologies.
* Strong understanding of operating systems, networking, and system administration (Linux, Windows, Mac).
* Knowledgeable in the MITRE ATT&CK framework.
* Excellent interpersonal skills, capable of explaining technical issues to non-technical stakeholders.
* Ability to train and coach junior team members.
* Strong written and verbal communication skills.
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