Head of Internal SOC: Build & Lead 24/7 Security

83zero Ltd; Greater London; Presencial; GBP 55.000 - 65.000; Jornada completa

Descripción de la vacante

83zero Ltd. is seeking a SOC Manager / SOC Team Lead in London to build and lead a new in-house Security Operations Centre within a global enterprise. The role combines hands-on security monitoring with people leadership to shape the SOC's processes and capabilities.

The successful candidate will establish a high-performing SOC, oversee incident response, manage SIEM/EDR/XDR, and collaborate with senior cybersecurity and IT teams across the business.

Formación

• 5+ years in cybersecurity operations, SOC environments or incident response.
• 2+ years leading security analysts or managing SOC operations.
• Strong knowledge of SIEM, EDR/XDR and security monitoring technologies.
• Experience managing security incidents, investigations and escalations.
• Good understanding of Microsoft 365 security, endpoint protection, identity and network security.
• Experience developing SOC processes, procedures and operational improvements.
• Familiarity with MITRE ATT&CK, threat intelligence and detection engineering.
• Strong communication skills and a hands-on, collaborative leadership style.

Responsabilidades

• Leading, mentoring and developing a team of Tier 1 SOC Analysts operating across a 24/7 environment.
• Supporting the transition from an outsourced SOC provider to an internal security operation.
• Overseeing security monitoring, incident investigation, escalation and response activities.
• Managing and improving SIEM, EDR/XDR and enterprise security monitoring capabilities.
• Developing SOC processes, incident response playbooks, shift handovers and escalation procedures.
• Improving detection capabilities, reducing false positives and introducing automation where appropriate.
• Establishing operational KPIs, SLAs and reporting processes.
• Working closely with senior cybersecurity leadership and IT teams across the business.

Conocimientos

SOC leadership

Incident response

Security monitoring

Threat analysis

Team mentoring

Communication skills

Educación

CISSP

CISM

GCIH

GCIA

SC-200

Herramientas

SIEM

EDR/XDR

Microsoft Sentinel

Defender XDR

KQL

Descripción del empleo

83zero Ltd. is seeking a SOC Manager / SOC Team Lead in London to build and lead a new in-house Security Operations Centre within a global enterprise. The role combines hands-on security monitoring with people leadership to shape the SOC's processes and capabilities.

The successful candidate will establish a high-performing SOC, oversee incident response, manage SIEM/EDR/XDR, and collaborate with senior cybersecurity and IT teams across the business.