Senior Security Analyst

Hamilton Barnes ?; Hemel Hempstead; On-site; GBP 40,000 - 70,000; Full time

Job summary

Hamilton Barnes is seeking a Senior SOC Analyst to join their expanding Security Operations Centre team. This role offers the chance to work with high-profile clients while utilizing industry-leading tools. Candidates should have substantial experience in security operations, as well as proven skills with Microsoft Sentinel, Splunk, and incident response.

Benefits

25 days annual leave, option to purchase more

Health cash plan

Life assurance

Generous flexible benefits fund

Qualifications

• Proven experience working in a Security Operations Centre required.
• Hands-on experience with Microsoft Sentinel and Splunk needed.
• Familiarity with the Mitre ATT&CK framework essential.

Responsibilities

• Monitor, triage, and investigate security incidents on critical client infrastructure.
• Conduct in-depth analysis of network traffic and logs to detect threats.
• Provide Incident Response support and maintain thorough documentation.

Skills

Security Operations Centre experience

Microsoft Sentinel

Splunk

Mitre ATT&CK framework

Networking fundamentals

Log data analysis

Static malware analysis

Job description

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Cyber Security Consultant at Hamilton Barnes

Job Title:

Senior SOC Analyst - 4 On 4 Off Shifts (Days & Nights)

Role :

We are rapidly expanding our Security Operations Centre (SOC) team and are looking for driven SOC Analysts who thrive in fast-paced, high-tech environments. This is a fantastic opportunity to support multiple high-profile clients across enterprise-scale environments while using industry-leading tools like Microsoft Sentinel, Splunk, and MISP. If you're ready to lead from the front, contribute to national security, and grow your cybersecurity career—this is the role for you.

Responsibilities:

Monitor, triage, and investigate security incidents on critical client infrastructure.

Conduct in-depth analysis of network traffic, system events, and logs to detect security threats and vulnerabilities.

Provide Incident Response support and maintain thorough incident documentation.

Continuously improve SOC tool usage, operational practices, and knowledge-sharing across the team.

Prepare and present reports for managed clients, tailoring content for both technical and non-technical stakeholders.

Skills/Must have:

Proven experience working in a Security Operations Centre.

Hands-on experience with Microsoft Sentinel and Splunk.

Familiarity with the Mitre ATT&CK framework.

Strong understanding of networking fundamentals (TCP/IP, WANs, LANs, common Internet protocols).

Knowledge of enterprise-grade security tools such as firewalls, VPNs, AV, IDS/IPS, and log management.

Experience analysing log data and network security events.

Understanding of static malware analysis and reverse engineering.

Familiarity with additional SIEM tools such as QRadar.

25 days annual leave, with the option to purchase more

Health cash plan

Life assurance

Generous flexible benefits fund

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Analyst

• Industries

  Staffing and Recruiting

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