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Harvey Nash
Senior Sentinel Engineer (SIEM)

Senior Sentinel Engineer (SIEM)

Hybrid

Reading, United kingdom

Senior

Freelance

27-11-2025

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Skills

Leadership Python PowerShell Data Analysis Stakeholder Management Azure Team Leadership

Job Specifications

Harvey Nash are now inviting candidates to apply for the role of Senior SIEM Engineer, (SC clearance required).

Running until March 2026
Daily rate of £600 - £700
Inside of IR35
Reading location (two days a week)

You will be responsible for maintaining our clients SIEM platform. This includes onboarding log sources, developing analytic rules, creating automation for triage and remediation and integrating with other platforms at pace.

Ideal experience:

Proven hands-on SIEM Engineering background.
Extensive experience working with security logs across multiple domains – identity and access, network, system, data, application and cloud.
Proficiency in data analysis and scripting languages (e.g., PowerShell, Python).
Strong Security Orchestration, Automation and Response (SOAR) knowledge.
Team leadership experience with great collaboration and stakeholder management skills
SC Clearance

Technologies:

Sentinel
Azure
KQL
LogRhythm

Please submit your CV today for consideration.

About the Company

We’re Harvey Nash, and we build amazing technology and digital teams. From senior appointments through to recruitment and project solutions, we are experts in the tech sector. Established in 1988, we have helped over half the world’s leading companies recruit, retain, source and manage the highly skilled tech talent they need to succeed in an increasingly competitive, global and technology driven world. With over 3.300 staff in more than 49 offices across Europe, Asia-Pacific and the U.S and Canada, we have built a rep... Know more