L3 SOC Analyst - Microsoft Sentinel/Defender XDR - £500-£550pd

L3 SOC Analyst - Microsoft Sentinel, Defender XDR, KQL, SIEM - £500-£550 per day - Inside IR35 - 3 months - Remote UK

x2 Contractors Required

Urgent requirement for two experienced L3 SOC Analysts with strong hands-on Microsoft Sentinel and Microsoft Defender XDR experience to join a fast-paced, established Security Operations Centre.

You must be a genuine L3 SOC Analyst capable of hitting the ground running, owning complex security incidents and acting as the senior escalation point for L1/L2 Analysts.

Key Skills:

Microsoft Sentinel - essential
Microsoft Defender XDR - essential
Microsoft Security stack
Threat Detection & Investigation
Own and manage complex L3 security incidents from investigation through to resolution.
Investigate, analyse and respond to threats using Microsoft Sentinel and Defender XDR.
Perform advanced SIEM investigation and threat analysis within Microsoft Sentinel.
Use KQL to investigate incidents, analyse telemetry and support threat detection.
Manage incidents throughout the complete threat life cycle.
Correlate alerts and security events across the Microsoft Security ecosystem.
Act as the senior/final SOC escalation point for complex Microsoft Security issues.
Provide technical guidance and support to L1/L2 SOC Analysts.
Work directly with customers during complex and critical security incidents.
Communicate security incidents, risk and remediation to both technical and non-technical stakeholders.
Work alongside Security Engineers and Specialists to continually improve security operations.

Experience Required:

Ideally, you'll have previous experience working within an MSP or MSSP, supporting multiple customers within a fast-paced SOC environment.

Alternatively, we'll consider candidates from an end-user environment who have worked within a large, mature SOC supporting enterprise-scale or Critical National Infrastructure (CNI).

You'll be comfortable acting as the final point of escalation, taking ownership of complex incidents, dealing directly with customers and providing guidance to L1/L2 SOC Analysts.

Knowledge of wider network security including Fortinet/Cisco Firewalls, VPNs and vulnerability management would be advantageous but isn't the core requirement.

Contract:

£500-£550 per day - Inside IR35
Initial 3-month contract - potential extension
Fully Remote - UK based
9:00am-5:30pm
1 week in 4 OOH escalation rota - minimal expected call-outs

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L3 SOC Analyst - Microsoft Sentinel/Defender XDR - £500-£550pd

Job Details