Security Analyst / Information Assurance

CBSbutler Holdings Limited trading as CBSbutler; City Of London; Hybrid; GBP 60,000 - 80,000; Part time

Job summary

A leading technology consultancy in London is seeking a Junior Security Analyst to support SOC and Information Assurance activities. The role involves monitoring SIEM/EDR alerts and investigating security incidents in a fast-paced environment. Candidates should have 1–2 years of experience in IT security, SC clearance, and knowledge of security principles. This position offers a hybrid working model with a competitive daily rate.

Qualifications

• 1–2 years in security/SOC/IT security.
• Understanding of ISO 27001 / NIST.

Responsibilities

• Monitor and respond to SIEM/EDR alerts.
• Triage and investigate security incidents.
• Support vulnerability management and remediation.
• Assist with IA tasks: risk, audits, and compliance.

Skills

SC Clearance

Knowledge of networks

Experience with SIEM/EDR tools

Tools

Nessus

Qualys

PowerShell

Python

Job description

Security Analyst / Information Assurance

+ London with hybrid working
+ Outside IR35 Contract
+ Junior–Mid level role – 400 to 480 per day

Key Skills

• SC Clearance
• Background in SIEM

The Role

We need a sharp Junior Security Analyst to support SOC and IA activities in a secure, fast–moving environment. Real alerts. Real incidents. No babysitting.

What You'll Do

• Monitor and respond to SIEM/EDR alerts.
• Triage and investigate security incidents.
• Support vulnerability management and remediation.
• Assist with IA tasks: risk, audits, and compliance.
• Maintain access controls, reviews, and security documentation.

Essential

• 1–2 years in security/SOC/IT security.
• Knowledge of networks, security principles, and common threats.
• Experience with SIEM/EDR tools.
• Understanding of ISO 27001 / NIST.
• SC cleared
• Government or Military background

Nice to Have

• Cloud security exposure (Azure/AWS).
• Vulnerability scanning tools (Nessus/Qualys).
• Basic scripting (PowerShell/Python).
• Security+ or similar.