Cyber Security Incident Response Consultant

JR United Kingdom; Chelmsford; Remote; GBP 60,000 - 90,000; Full time

Job summary

A leading Managed Security Service Provider in the UK seeks a Senior Cyber Security Incident Responder to take ownership of incident response engagements and work directly with clients. This role demands expertise in managing high-impact cases under pressure, producing detailed incident reports, and using various security tools. It's a chance to play a pivotal role in shaping an expanding incident response function within a well-established organization.

Qualifications

• Proven experience leading full-cycle incident response operations.
• Comfortable handling breached customer communications under high-pressure situations.
• Eligibility for UK Security Clearance.

Responsibilities

• Lead end-to-end incident response investigations and containment efforts.
• Communicate directly with clients during live cyber incidents.
• Produce detailed incident reports with root cause analysis.

Skills

Incident response operations

Customer communication

Technical writing

Security frameworks understanding

Tools

Microsoft Sentinel

CrowdStrike

Defender

Job description

Job Title: Senior Cyber Security Incident Responder

Role:

A leading Managed Security Service Provider is expanding its team and is hiring a Senior Incident Responder. This is a dedicated incident response position focused on managing high-impact cases and directly supporting clients experiencing cyber breaches.

This is an opportunity to take full ownership of incident response engagements, work directly with customers under pressure, and shape a growing IR function within a well-established MSSP. If you’ve led major incidents and want to step into a visible, high-trust role, this is it.

Responsibilities:

1. Lead end-to-end incident response investigations and containment efforts
2. Communicate directly with clients during live cyber incidents, offering reassurance and expert guidance
3. Produce detailed incident reports with root cause analysis and actionable recommendations
4. Perform forensic and log analysis using SIEM, EDR, SOAR, and other security tools
5. Collaborate across teams to enhance response playbooks and internal processes
6. Stay informed on emerging threats and tactics to strengthen response strategies

Skills / Must have:

1. Proven experience leading full-cycle incident response operations
2. Comfortable handling breached customer communications under high-pressure situations
3. Expertise with industry tools such as Microsoft Sentinel, CrowdStrike, Defender, or equivalent
4. Strong technical writing skills for producing post-incident reports
5. Understanding of security frameworks like MITRE ATT&CK, NIST, or similar
6. Eligibility for UK Security Clearance

Additional Details:

• Remote role
• Monday to Friday schedule
• High-impact position with autonomy and visibility