Senior Cyber Security Engineer — Threat Detection & IR

Frontier Resourcing LTD; West of England; Vor Ort; GBP 70.000 - 110.000; Vollzeit

Zusammenfassung

Frontier Resourcing LTD is seeking a Senior Cyber Security Engineer to join a defence client in a hands-on role combining security engineering, threat detection and incident response. This position suits a technically strong professional with experience across offensive and defensive security in hybrid environments.

The role involves monitoring EDR/XDR, DLP and conditional access, conducting security checks, supporting remediation with infrastructure teams, and contributing to Microsoft-centric

Qualifikationen

• Experience across security engineering, threat detection and incident response.
• Experience with EDR/XDR, DLP and conditional access.
• Experience in hybrid on-premises and cloud environments.
• Familiarity with Microsoft Sentinel capabilities and purple‑team exercises.

Aufgaben

• Monitor security alerts across EDR/XDR, DLP and conditional access.
• Review vulnerability scans and manage security tickets.
• Support remediation with infrastructure teams.
• Contribute to Microsoft-centric security projects and governance.
• Assist with email security, privileged access management and password hygiene.
• Represent security requirements in IT change boards.
• Respond to threats across on-prem and cloud environments.
• Ensure controls align with regulatory standards.
• Engage in red/blue/purple team activities.
• Maintain security logs and reporting.

Kenntnisse

EDR/XDR

Threat detection

Incident response

Offensive security

Defensive security

Purple teaming

Vulnerability management

Microsoft Sentinel

Cloud security

Hybrid environments

OT awareness

Tools

Microsoft Sentinel

Conditional Access

DLP policies

Jobbeschreibung

Frontier Resourcing LTD is seeking a Senior Cyber Security Engineer to join a defence client in a hands-on role combining security engineering, threat detection and incident response. This position suits a technically strong professional with experience across offensive and defensive security in hybrid environments.

The role involves monitoring EDR/XDR, DLP and conditional access, conducting security checks, supporting remediation with infrastructure teams, and contributing to Microsoft-centric