Senior SOC Analyst in Portsmouth

This is more than a SOC role, it is a chance to join a fast growing, people first global service provider that is redefining what great cyber defence looks like. With over $1B in global revenue, this organisation delivers end to end IT and Cyber outsourcing and managed services to customers across enterprise, public sector and fast growing scale ups. Its Security Practice protects clients through a powerful mix of Managed Detection and Response (MDR), Threat Hunting, Vulnerability Management, Penetration Testing and Incident Response, supported by a world class Security Advisory function.

As a Senior SOC Analyst, you will take a leading role in identifying, investigating and responding to cyber threats across varied client environments. You will mentor junior analysts, lead complex incidents and help evolve the SOC’s detection and response capabilities. This is an opportunity to make a genuine impact, with the freedom to innovate and the support to grow into roles such as SOC Lead, Threat Hunter, Security Engineer or Incident Responder.

• Join a $1B global IT and Cyber Defence provider that invests heavily in people and technology
• Work with cutting edge platforms such as Microsoft Sentinel, Defender, Elastic and Palo Alto
• Be part of a collaborative culture that values curiosity and continuous learning
• Clear progression into leadership or specialist technical roles
• Hybrid working model, flexible hours and a focus on wellbeing

• Leading investigation and analysis of complex security incidents and recommending remediation
• Providing technical guidance and mentoring to junior analysts within the SOC
• Developing and tuning detection use cases, correlation rules and playbooks in SIEM and EDR tools
• Conducting proactive threat hunting across diverse customer environments
• Working with engineering teams to enhance visibility, automation and telemetry
• Supporting incident response and coordinating remediation across teams
• Producing detailed incident reports and contributing to client communications
• Driving SOC maturity through process improvement and knowledge sharing

• 2 to 4 years of experience in a SOC, CSIRT or cyber defence environment
• Strong understanding of attack methodologies such as MITRE ATT&CK and the Cyber Kill Chain
• Hands on experience with SIEM and EDR tools including Microsoft Sentinel, Defender, Splunk or CrowdStrike
• Experience with triage, containment and incident response
• Solid understanding of networks, Windows and Linux systems and cloud security across M365, Azure and AWS
• Excellent communication skills and a collaborative mindset
• Passion for learning and knowledge sharing

• Experience with scripting or automation using PowerShell, KQL or Python
• Exposure to threat hunting, threat intelligence or vulnerability management
• Experience mentoring or coaching junior analysts

• Competitive salary £40,000 to £55,000 depending on experience
• Hybrid working and flexible hours
• Funded training and professional certifications
• Access to industry leading tools and threat intelligence
• Pension, healthcare and wellbeing support
• An inclusive, growth focused culture where your ideas matter

If you want to be part of a security team that is building something exceptional, where your expertise is valued, your development is supported and your impact is visible, this is the perfect next step in your cyber career.