Cyber Security Analyst, Corsham

Role: Cyber Security Analyst (SOC Analyst)

Location: Corsham - 100% on-site

Day Rate: Up to 640

Contract Length: Until 26th April 2027, with potential for extension

IR35: In scope

Why this could interest you

• Rare chance to work in a high-impact, mission-critical Defence environment.
• Long-term stability to 2027, with possibility of extension depending on funding.
• Tier 2/3 level work - genuinely complex incidents, not just first-line alert handling.

Key responsibilities

• Tier 2/3 SOC analysis in an enterprise environment.
• Perform triage of security events - determine scope, priority and impact, and recommend rapid remediation actions.
• Conduct real-time management of security incidents from detection through to resolution.
• Work with SIEM technologies and SIEM engineering, including tool configuration (e.g. ArcSight).
• Create and maintain use cases, analytics and playbooks.
• Contribute to security monitoring across on-prem and cloud technologies.

Shift pattern & working conditions

• 13-hour shifts - days and nights, including some weekends.
• 4 on 5 off, then 5 on 4 off - averaging a standard 37-hour week.
• Fully on-site in Corsham.

Essential requirements

• Strongly preffeed to have Active DV Clearance (Developed Vetting) and eligibility for Sensitive Post Check.
• Industry-standard SOC security qualifications (e.g. SANS, ISC2).
• Proven Tier 2/3 SOC Analyst experience (2+ years).
• Hands-on experience with SIEM technologies and engineering (ideally including ArcSight).
• Experience creating SOC use cases, analytics and playbooks.

Desirable

• Degree in a technical, engineering or computing discipline.
• Defence / MOD experience.
• Previous lead-level SOC experience (though an experienced Tier 2 Analyst would also be considered).