Principal Security Analyst (MSSP)

JR United Kingdom; Hounslow; Remote; GBP 60,000 - 85,000; Full time

Job summary

A leading security service provider in the UK is seeking an experienced Principal Security Analyst to tackle complex security challenges. The position focuses on threat hunting, incident response, and optimizing security operations in a dynamic MSSP environment. Ideal candidates have a solid background in security analysis with relevant qualifications. The role offers remote working options with occasional travel required.

Qualifications

• Experience in a SOC / MSSP environment is essential.
• Strong technical skills are required for complex problem solving.
• Understanding of security and analytical concepts is necessary.

Responsibilities

• Support busy pods on more complex issues.
• Lead and coordinate threat hunting activities.
• Perform incident triage and response activities.

Skills

SOC experience in an MSP / MSSP environment

In depth understanding of security and analytical concepts

Exposure to IT Security Operations in large and complex organisations

Some coding ability

Education

Industry recognised qualifications (eg. SANS, OSCP, ISC2)

Tools

Splunk

Job description

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Principal Security Analyst (MSSP), south west london

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Client:

Location:

south west london, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

3

Posted:

26.08.2025

Expiry Date:

10.10.2025

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Job Description:

An opportunity has arisen for a Principal Security Analyst with a strong technical background and a passion for problem solving to join a growing UK MSSP.

This role has no line management responsibility. Instead, the position is focused on being an escalation point for Senior Analysts, dealing with more complex alerts as well as identifying opportunities to tune, optimise, automate and improve relevant systems.

The Role

The Principal Security Analyst will support busy pods on more complex issues, lead and coordinate threat hunting activities, perform and lead vulnerability assessment activities and perform SIEM-based event analysis, incident triage and coordinate incident response activities.

Furthermore, the Principal Security Analyst will actively collaborate with other analysts and enhance the teams’ effectiveness through ownership of relevant issues and contribute to a culture of continual improvement.

Skills Required

This role would suit an experienced, highly technical analyst with an engineering mindset who is comfortable tackling complex problems and has experience in a SOC / MSSP environment.

• SOC experience in an MSP / MSSP environment
• In depth understanding of security and analytical concepts
• Exposure to IT Security Operations in large and complex organisations
• Some coding ability

Beneficial

• Splunk
• Skills in Forensics
• Experience or interest in Reverse Engineering, Malware Analysis, Vulnerability Research
• Industry recognised qualifications (eg. SANS, OSCP, ISC2)

Security Clearance

Eligibility for UK SC will be sought but won’t be required from the start.

Remote Working

This role can be performed remotely in the UK with some limited travel to UK based sites.

Apply

To apply, follow the instructions on this page or send an updated CV to Myles at Copello Global referencing the role in question. You can also call on 020 3983 6472.