Information Security Sr Analyst

About This Role

The Senior SOC Analyst will be responsible for day‑to‑day security threats, vulnerability management, analysis, and response. The role involves managing security incidents, reviewing alerts, determining false positives and true positives, and working with incident responders on known or suspected security threats. The analyst will conduct log analysis, vulnerabilities, emerging threats, threat hunting, and incident response in alignment with best practices and recognized control frameworks, while mentoring analysts and handling escalations.

The analyst will also provide security metrics, threat landscape updates, and emerging trend analyses.

• Operate within a Security Operations Center (SOC) team environment.
• Monitor, analyse, and investigate security incidents and events using tools such as SIEM, UEBA, Threat Intel, and EDR.
• Perform security incident and event correlation, analysis, and triage using information from multiple sources within the enterprise.
• Generate reports, dashboards, and presentations from security technologies.
• Act as the point of contact for Tier1 and Tier2 escalations for in‑depth investigations.
• Participate in an on‑call rotation.
• Analyse trending security data from heterogeneous security devices across multiple layers.
• Provide Incident Response (IR) support when analysis confirms actionable incidents.
• Communicate and collaborate with stakeholders, including internal customers and senior management, to provide updates on security incidents and ensure proper resolution.
• Investigate, document, and report on information security threats and emerging trends.
• Integrate technologies and share information with SOC analysts and external teams.
• Participate in internal projects to increase SOC efficiency and improve tooling.
• Improve and challenge existing processes and procedures in an agile environment.
• Maintain and update security documentation, including incident reports and KB articles.
• Provide technical expertise, mentor team members, and advise other departments.
• Perform advanced threat hunting activities using custom queries, behavioural analysis, and threat modelling frameworks.
• Develop and maintain security dashboards, metrics, and executive‑level reporting.
• Develop and maintain security tools, playbooks, and SOAR workflows to improve SOC efficiency.

• Permanent right to live and work in the United Kingdom – job is based in Belfast, Northern Ireland.
• Bachelor’s degree in a related field (Security, Forensics, Cyber Security, Computer Science) or equivalent industry experience.
• At least 5years of experience in an information security/cyber security role.
• Proven experience as a security analyst, incident handler/responder, security engineer, or penetration tester.
• Knowledge of security methodologies and processes (Cyber Kill Chain, Diamond Model, MITRE ATT&CK/D3
  
  FEND).
• Knowledge of technical security solutions (firewalls, SIEM, NIDS/NIPS/HIDS/HIPS, EDR, DLP, SOAR, proxies, network behavioural analytics, orchestration, automation, cloud security).
• Deep knowledge of TCP/IP, UDP, DNS, FTP, SSH, SSL/TLS, HTTP, network analysis, and email security.
• Good knowledge of common malware threats and attack methodologies.
• Proficiency in scripting and programming languages (Power Shell, Python, Bash, .NET, Ruby, Java, C, etc.).
• Experience with Infrastructure as Code.
• Professional certifications such as GCIA, GCIH, GCFE, GCFA, Security+, CCNA Cyber Ops, OSCP, GPEN, GWAPT, CEH, CySA+ (desirable).

• Ability to manage multiple independent projects simultaneously.
• Effective written and verbal communication for diverse audiences.
• Adaptability to changing priorities and processes.
• Team‑oriented, representing Information Security with excellent teamwork skills.
• Document and operational playbook development, including alert enhancements.
• Mentoring and supporting team members to advance the security program.
• Fundamental knowledge of network and system technologies and practices.
• Commitment to continual learning of new technologies and skills.

• 28 days annual leave plus 10 Northern Ireland national holidays.
• Private health insurance (medical, dental, optical).
• Life…