Cyber Security Analyst - Tier 2

Overview

Shift pattern: 4 days on / 4 days off. Must be eligible for SC Clearance (UK resident for the last 5 years) and NPPV2 clearance.

As a Tier 2 Cyber Security Analyst, you’ll work within the CSOC to detect, investigate, and respond to advanced security threats across customer environments. You’ll support the CSOC Manager with day‑to‑day operations, act as a technical escalation point for analysts, and provide out‑of‑hours escalation support when required.

This is a hands‑on technical role where you’ll investigate complex alerts, support threat‑hunting activities, contribute to the tuning of SIEM detections, and help improve SOC processes and response playbooks. You’ll also play an important role in mentoring analysts and supporting the continued development of the SOC’s technical capability.

Technology innovation is part of our DNA, and this role will continue to evolve as AI‑driven detection, automation, and response capabilities are introduced.

• Investigate, triage, and respond to security alerts across customer environments
• Support the tuning and maintenance of SIEM detection rules alongside senior analysts
• Carry out proactive threat analysis and support threat‑hunting activities
• Act as an escalation point for Tier 1 analysts, providing guidance and technical support
• Investigate complex security incidents and contribute to root‑cause analysis
• Support continual improvement of SOC processes and response playbooks
• Assist with monthly SOC reporting and contribute insights into customer security posture
• Support client service reviews and communicate cyber risks in clear, business‑friendly language
• Conduct security assessments, including vulnerability testing and risk analysis
• Ensure timely, high‑quality incident resolution in line with SOC standards and SLAs

You’re an experienced cyber security professional with deep SOC experience and a strong technical foundation. You’re confident making decisions in high‑pressure situations, enjoy solving complex security challenges, and take pride in supporting and developing others. You balance technical excellence with a service‑delivery mindset and strong customer engagement.

• 2–4 years’ experience in a Security Operations or similar cyber role
• Strong experience investigating and responding to cyber security incidents
• Hands‑on experience with SIEM, EDR, and email security tooling
• Experience working in a Microsoft XDR SOC
• Experience mentoring and supporting analysts at different levels
• Excellent written and verbal communication skills
• Strong analytical thinking, judgement, and attention to detail
• A proactive, self‑motivated approach and passion for cyber security

• Relevant cyber security certifications such as AZ‑500, SC‑300, SC‑100, SC‑200, or SANS certifications
• Experience working as part of an incident response function
• Exposure to developing or enhancing detection rules and response playbooks
• Knowledge of vulnerability assessment and remediation processes
• An understanding of balancing business requirements with technical and security standards

• Healthcare cash plan. This will give you access to online GP appointments, 24/7 access to qualified counsellors and cash back against a range of general healthcare
• Referral bonus scheme of £1000 when you successfully refer a friend.
• Access to our Linked In Learning platform, with over 16000 expert-led online tutorials to enhance and achieve your personal and professional goals.
• Casual dress policy
• Company Pension Scheme
• Company social events
• 25 days annual leave plus public / bank holidays
• Purchase of annual leave scheme

Our company values shape who we are as a business, what we stand for and how we work. Hiring people with our values at heart, is very important as we see Littlefish grow.

I am High Performing- I like to raise the bar, we look at creating opportunities to increase quality and improve efficiency, we strive for service excellence.

I am Passionate- We build team success and celebrate them together, I am enthusiastic and energetic, I care about the people I work with and…