Senior SOC Analyst

  • Sivara GmbH
  • Hemel Hempstead, Hertfordshire
  • 21/06/2026
Full time Information Technology Telecommunications

Job Description

Salary: £50,000 - 58,000 per year

Requirements:
  • Proven experience working in a Security Operations Centre (SOC)
  • Hands on SIEM experience (Microsoft Sentinel, Splunk, or similar)
  • Strong understanding of MITRE ATT&CK and modern detection techniques
  • Confident analysis across logs, endpoints and network traffic
  • Solid knowledge of core networking protocols (TCP/IP, DNS, HTTP, SMTP)
  • Awareness of enterprise security tooling (firewalls, AV, VPNs, IDS/IPS)
  • Eligibility for DV Clearance (sole British National, UK resident for the past 10 years)
Responsibilities:
  • Monitoring, triaging and investigating security alerts in highly secure environments
  • Analysing threats using SIEM, endpoint telemetry, network traffic and logs
  • Supporting live incident response, escalation and containment activities
  • Enhancing detections, rules and playbooks aligned to MITRE ATT&CK
  • Producing clear, high-quality incident reports for both technical and senior stakeholders
  • Contributing to threat intelligence and proactive defence initiatives
  • Staying ahead of emerging TTPs, tooling and adversary behaviour
Technologies:
  • HTTP
  • Network
  • Security
  • Splunk
  • TCP/IP

We are a high-performing Security Operations Centre located in Hemel Hempstead, UK, dedicated to supporting UK defence, aerospace, and national security programmes. We offer a competitive salary of up to £58K with a 20% shift allowance and operate on a 24/7 shift pattern. Our team plays a critical role in protecting country important systems against sophisticated threats, including nation state activities, while benefiting from a trusted consultancy environment.