SOC Analyst

Join our fast-growing Security Operations Centre, where you'll help defend multiple organisations across a wide range of industries - from critical infrastructure to complex enterprise environments. As part of our SOC team, you'll play a key role in strengthening and maturing our services, helping deliver smart, efficient and high-impact security outcomes for our clients.
You won't just monitor alerts. You'll investigate, enhance detection capability, influence processes and help shape how we defend modern environments. You'll gain exposure to real-world threats, diverse technology stacks and large-scale operations - giving you the kind of hands-on experience that accelerates careers. If you're curious, analytical and enjoy solving problems that genuinely matter, this could be your next challenge.
Our team operates a 24/7 SOC. This role involves working day and night shifts.
Office based in Hemel Hempstead.
You must be eligible for SC Clearance.
What you'll be doing:
Monitoring and analysing security alerts and events, conducting initial investigations responding.
Escalating complex incidents to Senior Analysts for deeper analysis and resolution.
Managing SOC incident queues.
Maintaining and improving asset baselines across customer environments.
Producing clear, insightful reports for both technical and non-technical audiences.
Enhancing detection rules and use cases aligned to MITRE ATT&CK and threat-informed defence.

Hands-on experience with Microsoft Sentinel and Splunk.
Knowledge of the MITRE ATT&CK framework.
Understanding of client-server and multi-tier applications, databases, firewalls, VPNs and endpoint security.
Solid networking fundamentals (TCP/IP, LAN/WAN,

SMTP, FTP, LDAP, etc.).
Strong analytical thinking and structured problem-solving.
An entry-level cyber security certification (e.g. Security+, CEH, CPSA) or similar.
It would be great if you had:
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Scripting or programming skills (Python, PowerShell, Bash, Perl, C++).
Broader SIEM experience (e.g. QRadar).
Additional SOC or CREST certifications.

Sopra Steria:
Our Aerospace, Defence and Security business designs, develops and deploys digital solutions to Central Government clients. The work we do makes a real difference to the client's goal of National Security, and we operate in a unique and privileged environment. We are given time for professional development activities, and we coach and mentor our colleagues, sharing knowledge and learning from each other. We foster a culture in which employees feel valued and supported and have pride in their work for the customer, delivering outstanding rates of customer satisfaction in the UK's most complex safety- and security-critical markets.