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Senior security analyst

Portsmouth
Franklin Fitch
Security analyst
Posted: 11h ago
Offer description

2 Senior Security Analyst – SOC / Incident Response



The full job description covers all associated skills, previous experience, and any qualifications that applicants are expected to have.

I’m partnering with a fast-growing Cyber Defence function that’s strengthening its Security Operations Centre and looking for a talented Senior Security Analyst to join the team.

You’ll take a leading role in detecting, analysing, and responding to cyber threats across diverse client environments, mentoring junior analysts, improving detection content, and helping drive SOC maturity.


What you’ll do:

* Lead complex investigations and incident response.
* Develop SIEM/EDR use cases and correlation rules.
* Perform proactive threat hunting and support automation initiatives.
* Produce incident reports and guide remediation activities.
* Help coach and upskill junior analysts.


You should bring:

* 2–4 years’ experience in a SOC, CSIRT, or cyber defence environment.
* Solid knowledge of SIEM and EDR platforms (Sentinel, Splunk, Defender, CrowdStrike, etc.).
* Understanding of MITRE ATT&CK and network/cloud security principles.
* Strong analytical and communication skills.


Bonus points for:

* Scripting or automation experience (KQL, PowerShell, Python).
* Background in threat hunting or vulnerability management.


Why apply?


Hybrid flexibility, funded certifications, cutting-edge tooling, and clear development paths into leadership or specialist roles.

If you’re ready to step up and help evolve a modern SOC that genuinely invests in its people — let’s chat.

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