Cyber Security Analyst in Liverpool

Acorn is looking for a passionate Cyber Security Analyst to support the SOC Manager and security function as a first line of defence, safeguarding the organization’s infrastructure and systems by monitoring, analysing, and responding to security incidents.

Collaborate with external SOC partners and internal technical teams to manage events, identify and escalated risk, perform regular security tasks, vulnerability management, and mitigation.

• Role
• Cyber Security Analyst
• Location
• Liverpool City Centre
• Salary
• £35,000 - £40,000 (depending on experience)

Key Responsibilities

• Monitor, review, log and escape security incidents as part of daily security operations.
• Manage and configure SIEM logging and monitoring tools to identify potential security threats, respond to alerts, and escape incidents where required.
• Coordinate 2nd‑line remediation of identified vulnerabilities, working with technology teams, the business and the IT Support Desk.
• Track the deployment and health of security products across the business, validating and following up on incorrect findings or reporting anomalies.
• Ensure endpoint security tools (AV and EDR) are functioning correctly and maintain accurate records of security activity and findings.
• Provide weekly status reports on security tasks, incident resolutions and monitoring processes created by Cyber Security Engineers.
• Investigate and resolve phishing‑related tickets promptly, escaling complex incidents to security engineers when required.
• Document resolutions, update knowledge base articles and assist with secure configuration reviews of desktops and laptops.
• Troubleshoot security‑related issues impacting end‑user systems, supporting both security and operational continuity.
• Report on patching and software update activity in coordination with IT teams, supporting security checks, analysis and technical engineering tasks.
• Assist with penetration test and vulnerability scan reviews, supporting remediation tracking and follow‑up actions.
• Support central security logging by analysing, mitigating, recording and reporting on identified security threats.
• Support security audits, certification programmes and internal security initiatives across the business.
• Maintain a library of standard operating procedures and processes to support the onboarding of cyber analysts.
• Critical Competencies
• Minimum 1 year experience working in an L1 security analyst role, or equivalent technical support role with security responsibilities, or a graduate with a cyber security focused degree.
• Experience in securing Windows and Mac OS operating systems.
• Familiarity with Active Directory, Group Policy, and endpoint security management tools.
• Basic knowledge of networking concepts (TCP/IP, DNS, VPN).
• Experience with anti‑virus, EDR, and email security solutions.
• Awareness of phishing techniques and social engineering threats.
• Ability to interpret security alerts and logs.
• Excellent communication and problem‑solving abilities.
• Strong attention to detail and ability to follow processes.
• Ability to work independently and collaborate with cross‑functional teams.

Desirable

• Knowledge of at least one scripting language, such as Power Shell.
• Knowledge of KQL.
• Working knowledge of ITIL.
• Exposure to cyber security frameworks such as NIST or ISO27001 is a plus.
• Certifications such as Comp TIA Security+, Microsoft Certified: Security Fundamentals, or similar.

Benefits

• Maximum of 35 days’ holiday (depending on role and tenure) including bank holidays, with additional buy/sell options.
• 24/7 mental health support and free counselling available.
• Career fairs, leadership programmes and learning on the go.
• Flexible benefits, including early access to salary via internal platform.
• Hybrid working options to support work‑life balance and individual needs.
• Recognition awards, social events and more.
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