Senior SOC Analyst

Walsh Employment; England; Hybrid; GBP 50,000 - 80,000; Full time

Job summary

A leading company in digital solutions seeks a Senior SOC Analyst to enhance national security by leading incident response and improving cybersecurity postures. The role requires strong expertise in security operations, hands-on experience with SIEM tools like Microsoft Sentinel and Splunk, and the ability to mentor and lead junior analysts. A competitive salary with excellent benefits is offered.

Benefits

25 days annual leave

Health cash plan

Life assurance

Pension scheme

Flexible benefits fund

Qualifications

• Proven experience in a Security Operations Centre (SOC) environment.
• Strong hands-on expertise with SIEM tools such as Microsoft Sentinel and Splunk.
• Solid understanding of network protocols and infrastructure (TCP/IP, VPNs, firewalls).

Responsibilities

• Analysing security incidents using advanced SIEM platforms.
• Leading incident response and driving improvements in detection strategies.
• Supporting the continuous development of the SOC team through mentoring.

Skills

Security Operations

Threat Detection

Incident Response

Analytical Skills

Problem-Solving

Mentorship

Education

Industry-recognised cybersecurity certifications (CRT, OSCP)

Tools

Microsoft Sentinel

Splunk

Job description

Senior SOC Analyst
Location: Gosport (Predominantly site-based with some flexibility for remote working)
Salary:Highly competitive with excellent benefits package

Security Clearance Level: Must be eligible for DV Clearance. Due to the highly secure nature of this work all applicants will be required to gain UK Security Clearance to the highest level. You must be a British National who has been resident in the UK for at least the last 10 years and you cannot have been outside the UK for more than 28 days on any one occasion within the last 5 years.
Benefits: 25 days annual leave (with the option to purchase additional days), health cash plan, life assurance, pension scheme, and a generous flexible benefits fund

Key Requirements

We are seeking an experiencedSenior SOCAnalyst who brings a strong background in security operations, threat detection, and incident response. This is a critical role that supports the defence of national infrastructure through proactive monitoring, analysis, and improvement of cybersecurity postures.

Essential Skills and Experience:

• Proven experience in a Security Operations Centre (SOC) environment
• Strong hands-on expertise with SIEM tools such as Microsoft Sentinel and Splunk
• Solid understanding of network protocols and infrastructure (e.g. TCP/IP, VPNs, firewalls)
• Skilled in incident response and threat intelligence analysis
• Familiarity with Mitre Att&ck framework and advanced threat detection techniques
• Excellent analytical and problem-solving capabilities
• Able to provide mentorship and leadership within a SOC team

Desirable (Nice-to-Have):

• Industry-recognised cybersecurity certifications such as CRT or OSCP
• Previous experience handling SC or DV cleared environments
• Demonstrated ability to fine-tune detection logic and improve SOC processes
• Active engagement with the cybersecurity community and awareness of emerging trends

Role & Responsibilities

As a SeniorSOCAnalyst, you will be at the forefront of digital defenceleading incident response, improving detection mechanisms, and mentoring junior analysts.

Your responsibilities will include:

• Analysing security incidents using advanced SIEM platforms (Microsoft Sentinel, Splunk)
• Leading incident response and driving improvements in detection and containment strategies
• Tuning and maintaining detection rules, using threat frameworks like Mitre Att&ck
• Collaborating with colleagues to enhance the overall capability and resilience of the Security Operations Centre
• Staying abreast of cyber threat developments and contributing to best practices and process enhancements
• Supporting the continuous development of theSOCteam through knowledge sharing and mentoring

About the Organisation

Our client delivers high-impact digital solutions to central government clients and plays a pivotal role in ensuring national security through the protection and optimisation of mission-critical systems.

We offer a supportive and collaborative work environment where professional development is encouraged, knowledge is shared, and employee contributions are highly valued. Our team takes pride in its work and consistently delivers high levels of customer satisfaction in safety- and security-critical domains.

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