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Gazelle Global

Cyber Security Analyst

On site

London, United kingdom

Freelance

07-01-2026

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Skills

Communication Incident Response Cloud Security Splunk Quality Assurance

Job Specifications

Role: SOC Analyst L2

Location: Reading

Contract: Contract

Working Pattern: 4 days onsite, 1 day remote

Client: Major consultancy delivering for a leading telecommunications provider

We are seeking an experienced SOC L2 Analyst to strengthen a high-performing Security Operations Centre supporting a large-scale telecoms environment. This is a hands-on Tier 2 CERT role focused on investigation, response, and remediation of security incidents across enterprise-scale infrastructure.

Key Responsibilities

Investigate and remediate Tier 2 security incidents including malware, ransomware, data breaches, and APT activity
Take ownership of escalations from SOC L1 and drive incidents through to resolution
Perform detailed analysis using SIEM and EDR tools such as Splunk and Microsoft Defender
Conduct forensic analysis to determine root cause, scope, and impact
Support containment, eradication, and recovery activities with IT and engineering teams
Produce clear incident reports with technical findings and remediation actions
Quality assurance of SOC L1 triage and alert handling
Develop and refine detection use cases, playbooks, and response procedures
Contribute to post-incident reviews and continuous improvement initiatives

Essential Skills and Experience

Strong experience operating as a SOC L2 or equivalent CERT role
Proven incident response capability in enterprise or MSSP environments
Hands-on experience with SIEM platforms, ideally Splunk
Experience with EDR technologies, preferably Microsoft Defender
Solid understanding of network, endpoint, and cloud security fundamentals
Experience investigating complex threats including ransomware and advanced attacks
Ability to perform structured root cause analysis and forensic investigations
Strong documentation and stakeholder communication skills
Comfortable working onsite within a secure client environment

Nice to Have

Exposure to telecoms or critical national infrastructure environments

Familiarity with NIST or ISO-aligned incident response frameworks

This is a delivery-focused SOC role. It is not advisory, not GRC, and not theoretical. You will be expected to investigate incidents end-to-end and make sound decisions under pressure.

About the Company

Gazelle Global is an international recruitment consultancy established in 2011 through a unique partnership of IT implementation know-how and head hunting expertise with a vision to create a recruitment agency that delivers a best in class service whilst being a thoughtful and conscientious employer. Our London HQ in collaboration with our offices in The Netherlands, Germany and Poland, serve clients and candidates across the UK and Europe. We pride ourselves on speed, transparency and user experience. Agility, at scale. ... Know more