126 to 150 of 157 SIEM Jobs in the UK excluding London

lead on threat detection, incident response, and continuous security improvement across the business. What You'll Be Doing Monitoring and analysing security events (SIEM, endpoints, networks) Investigating incidents, performing root cause analysis and remediation Identifying vulnerabilities and driving proactive security improvements Acting as the go-to escalation point for security … teams to embed security across systems What We're Looking For Experience in a cybersecurity/IT security role Strong knowledge of security tools (SIEM (Sentinel), EDR/XDR, firewalls, IDS) Experience working in a SOC/NOC or similar environment Good understanding of security frameworks (ISO 27001, NIST, GDPR ...

giving you the chance to influence detection capability and response maturity. What You'll Be Doing Monitoring & Triage Analyse and triage security alerts using SIEM platforms Correlate events and identify patterns across multiple data sources Assess severity, scope, and business impact Investigation & Analysis Conduct detailed investigations across endpoint, network, identity … Contribute to documentation, playbooks, and operational standards What We're Looking For Strong experience within a SOC/CSOC environment Hands-on expertise with SIEM tools (e.g. Microsoft Sentinel, Splunk, Elastic) Experience with query languages such as KQL/ES|QL/Kibana Solid understanding of threat detection, IOCs, and ...

potential cyber risks, assess their impact and develop technical mitigation strategies. Working with Security Architecture to inform focused security solution design for SOC/SIEM solutions. Formulate security strategy, creatively applying a wide range of technical and/or management principles. Stay up to date with the latest cybersecurity threats … and evaluate risk and understand the implications of new technologies. Good project management skills, with the ability to balance multiple initiatives and priorities simultaneously. SIEM experience with Azure Sentinel and or Splunk. Experience of running simulated or reacting to actual incidents, following procedures and good practice to limit, reduce and ...

your expertise genuinely matters. In this hands-on technical role, youll own the end-to-end design, development and maturity of detection logic across SIEM platformsengineering effective responses to real-world attacker techniques. Youll operate with a high degree of autonomy, acting as a trusted SME across multiple secure environments … Farnborough office. Security: You must hold or be eligible for SC Clearance. What you'll be doing: Design, build, test and continuously refine advanced SIEM detection logic, including rules, correlations and analytics. Research emerging threats, vulnerabilities and adversary TTPs, mapping them to MITRE ATT&CK to close detection and visibility ...

doing: Overseeing Security Operators during shifts, ensuring continuous security monitoring Performing initial investigations of potential threats using Security Incident and Event Management (SIEM) tools Monitoring SIEM systems for faults and anomalies Contributing to routine security incident management by identifying, prioritising, and escalating threats Supporting the confidentiality, integrity, and availability ...

techniques and tools to perform network defence Skills & Experience Essential Knowledge of concept, procedures and processes of Security Information and Event Management (SIEM); ability to utilise related applications to protect organisational networks from cyber risks. Desirable Knowledge of technologies, methods and tools of forensics investigations for IT security violations ...

threats from both open-source (OSINT) and commercial threat intelligence. Proven experience operating cyber security solutions and tools e.g. Security Information and Event Management ( SIEM ), maintaining security records and documentation in accordance with security operating procedures. Demonstrated experience in managing relationships with external vendors, managed security service providers ( MSSPs ), and ...

robust protection of business systems and data. Key Responsibilities Manage day-to-day cyber security operations and incident response Monitor and optimise security tools (SIEM, firewalls, endpoint security) Maintain and support network infrastructure (LAN/WAN, Wi-Fi, L2/L3) Identify threats, conduct investigations, and implement security fixes Support … cyber security projects and ongoing improvements Key Skills & Experience Proven experience in cyber security operations and network infrastructure Strong knowledge of Palo Alto firewalls, SIEM tools, and endpoint security Experience with L2/L3 networking (Nexus, LAN/WAN, Wi-Fi) Vulnerability management (e.g. Qualys) and incident response expertise Understanding ...

both technical and GRC security experience. Key Responsibilities: Oversee security incident management and response Threat management Configure, implement and maintain security tools such as SIEM, XDR, EDR, vulnerability management Implement and maintain security controls Conduct vendor risk assessments, support internal and external audits Governance, risk and compliance Skills & Experience: Proven … threat management and threat analysis Threat management - actively develop and refine threat intelligence, threat hunting capabilities, and prevention/detection measures Strong knowledge of SIEM, XDR, EDR, vulnerability management, firewalls and network security Good understanding of risk management, vendor security assessments and compliance Understanding of UK regulations, including Cyber Essentials ...

improvements and engineering enhancements Support detection engineering, tuning, and platform optimisation Lead automation and SOAR initiatives to improve efficiency Collaborate with SOC providers on SIEM governance and data ingestion Ensure platforms meet regulatory and compliance requirements Maintain engineering documentation, standards, and governance Represent engineering in client governance and audit activities … issues Experience & Knowledge Essential: Significant experience in security engineering and platform management Strong leadership experience managing technical teams Deep knowledge of Microsoft Defender and SIEM platforms (e.g. Sentinel) Experience in hybrid cloud and on-prem environments Strong understanding of security architecture and frameworks Experience in regulated environments (e.g. financial services ...

role with a strong governance element, involving everything from security implementation and risk assessments through to documentation, standards development, and supplier engagement. Exposure to SIEM/SOC integration within OT environments would be beneficial. Key Responsibilities Implement and support OT cyber security controls across industrial environments Assist in the development … experience performing risk assessments, gap analysis, and remediation planning Ability to work effectively with technical operations and engineering stakeholders Experience supporting or interfacing with SIEM/SOC capabilities in OT environments Strong written and verbal communication skills, including technical documentation and policy creation Ability to start within a short notice ...

Discover and vault service/application/shared accounts Configure session proxies, Just-in-Time access, and break-glass procedures Integrate PAM with SIEM and Active Directory/Entra ID Manage upgrades, patches, and troubleshoot platform issues Maintain documentation, policies, and runbooks Support audit and compliance reporting Essential Requirements: Hands … Credential vaulting, password rotation, and session monitoring experience Onboarding Windows, Linux/Unix, and network devices to PAM Knowledge of AD privileged accounts and SIEM integration Understanding of ISO 27001/NIST CSF frameworks Strong troubleshooting and documentation skills Desirable: Degree in InfoSec, CS, or STEM Beyond Trust certifications Experience ...

real time, and driving continuous improvement across a modern IT environment. Key Responsibilities Own and manage the organisation's cyber security tooling including firewalls, SIEM, IPS, endpoint protection, vulnerability management, and threat monitoring. Support and maintain core network infrastructure across LAN/WAN, Layer 2/3 networking … operational stability, compliance, documentation, and high service standards. Experience Required Strong experience across cyber security operations and network infrastructure. Hands-on knowledge of firewalls, SIEM tools, endpoint security, and networking technologies. Experience responding to security incidents and managing vulnerabilities. Strong troubleshooting and problem-solving capabilities. Relevant certifications such as Security+ ...

real time, and driving continuous improvement across a modern IT environment. Key Responsibilities Own and manage the organisation's cyber security tooling including firewalls, SIEM, IPS, endpoint protection, vulnerability management, and threat monitoring. Support and maintain core network infrastructure across LAN/WAN, Layer 2/3 networking … operational stability, compliance, documentation, and high service standards. Experience Required Strong experience across cyber security operations and network infrastructure. Hands-on knowledge of firewalls, SIEM tools, endpoint security, and networking technologies. Experience responding to security incidents and managing vulnerabilities. Strong troubleshooting and problem-solving capabilities. Relevant certifications such as Security+ ...

technologies and play a hands-on role in building a more resilient and secure environment. Key Responsibilities Take ownership of monitoring and developing SIEM activity across the environment, helping to improve detection capability over time Manage and enhance endpoint and threat detection tooling (including EDR, XDR, and MDR platforms … backup, disaster recovery, and data protection measures Skills & Experience: Demonstrable experience in a cybersecurity or infrastructure-focused security role Practical, hands-on exposure to SIEM platforms and vulnerability management tools Strong understanding of endpoint detection and response technologies (EDR, XDR, MDR) Good working knowledge of common cyber threats, attack methods ...

with BAE Systems in Preston on helping them source a Systems Administrator that has a couple of years' experience working with Linux (RHEL) and SIEM technologies. About the Role This role focuses on the day-to-day administration, monitoring, and support of Red Hat Linux servers within an enterprise environment. … system health, troubleshooting issues, and ensuring reliable performance across both Linux and Windows platforms. Alongside core system administration duties, you'll support security tooling (SIEM and SOAR), ensuring systems are correctly configured to collect, process, and deliver accurate data. You'll also help onboard new systems and data sources, ensuring ...

rotational basis. Develop and tune detection rules to improve alert quality and reduce false positives. Write and optimise queries (e.g., KQL) across SIEM platforms. Collaboration & Support: Work closely with internal teams and third-party providers to investigate and resolve incidents. Support MSSP interactions and escalations where required. Participate in incident …/Tier 3 preferred). Strong background in incident investigation and response. Experience handling escalated alerts and security tickets. Technical Skills: Experience with SIEM platforms (e.g., Microsoft Sentinel). Experience with EDR/XDR tools (e.g., CrowdStrike). ServiceNow or similar ITSM/SecOps platforms. Ability to write and optimise ...

security monitoring strategy and best practice. What you will bring: Proven experience deploying and managing Splunk at enterprise scale. Strong hands-on knowledge of SIEM engineering, including indexing, parsing, onboarding and performance tuning. Experience designing and optimising detection content, including MITRE ATT&CK-aligned use cases and alert tuning … experience with KQL and EQL would be beneficial, but is not essential. Experience with automation and Infrastructure-as-Code within security monitoring or SIEM environments. Solid understanding of SIEM platform operations, including clustering, scaling, high availability, disaster recovery and performance optimisation. Strong problem-solving skills and a proactive approach ...

MSPs to ensure security controls are implemented and sustained. Contribute to governance artefacts - policies, standards and documentation that underpin OT security. Support integration with SIEM/SOC functions for OT environments. What our client is looking for Strong OT security experience within ICS or critical infrastructure - ideally from … process industries. Hands-on experience implementing OT security strategies, policies and standards. Solid understanding of OT networks, segmentation and common industrial protocols. Familiarity with SIEM/SOC integration for OT environments. Experience working with operations/engineering teams and advising MSPs or third-party security providers. Excellent communication and documentation ...

investigations and incident response for OT-related cyber events Analyse industrial network traffic to identify anomalies, threats and protocol misuse Integrate OT telemetry into SIEM and EDR platforms to enhance visibility and correlation Support secure by design initiatives for new OT systems, including segmentation and access control validation Assess vulnerabilities … control systems (ICS) - including SCADA, PLCs, DCS Hands-on experience with OT security tools (e.g. Claroty, Nozomi, Dragos or similar NDR platforms) Experience with SIEM, EDR and network traffic analysis Background in incident response, threat detection and security monitoring within OT or converged environments Understanding of network segmentation, secure remote ...

resilient, efficient, and aligned to evolving threat landscapes. A key part of the role is leading complex deployments and providing technical direction across SIEM, EDR, SOAR, and supporting technologies. You’ll oversee platform health through proactive lifecycle management, including patching, upgrades, and service transitions, while driving improvements in detection, automation … security technologies and platform engineering. Strong hands-on experience with Microsoft Sentinel, Defender XDR, and Azure security services Proven ability to design and operate SIEM, EDR, SOAR, and log management solutions at scale Expertise in KQL for detection engineering, tuning, and performance optimisation Experience building and maintaining automation using Logic ...

events, alerts and incidents across cloud, platform, and application layers. Execute vulnerability scanning, patch assurance and configuration compliance checks. Maintain security tooling such as SIEM, EDR, vulnerability scanners, and cloud-native controls. Support ISO 27001 control operation and evidence collection. Ensure compliance with MoD security standards including JSP 440 and … Support improvement of SecOps processes, SOPs and monitoring automation. Essential Skills Experience operating within a Security Operations or SecOps function Hands-on experience with SIEM (e.g. ELK), EDR and vulnerability tooling Experience securing Linux and Windows environments Understanding of ISO 27001 and secure configuration principles Experience supporting cloud or virtualised ...

design, implementation, and optimisation of security monitoring platforms feeding into a central SOC. This is a hands-on leadership role focused on building scalable SIEM solutions and strengthening client security posture. Key Responsibilities Lead design and deployment of security monitoring tools (Elastic & Splunk) Build and optimise large-scale log ingestion … using KQL, EQL, and SPL Drive detection engineering lifecycle aligned to MITRE ATT&CK Implement automation, CI/CD, and Infrastructure as Code for SIEM platforms Ensure platform performance, scalability, and resilience (HA/DR, clustering) Collaborate with stakeholders to assess risk and deliver security improvements Essential Skills & Experience Proven ...

looking for Strong experience with: Juniper (LAN switching, SRX) Palo Alto firewalls Enterprise networking environments Managing engineers/leading teams Working with EDR & SIEM tools Engaging technical & non-technical stakeholders Exposure to cloud networking Tech environment Cisco (current) → migrating to Juniper Meraki wireless Windows + Ubuntu (Nutanix/AHV) SIEM ...

/Unix servers, network devices and applications to the PAM platform Configure Just-in-Time (JIT) access workflows and approval processes Integrate PAM with SIEM tools for monitoring and alerting Manage platform upgrades, patching and ongoing health monitoring Troubleshoot connector issues and session failures Maintain technical documentation and support audit … credential vaulting, password rotation and privileged access workflows Experience onboarding systems into PAM platforms Strong understanding of Active Directory privileged account management Experience with SIEM integration Ability to obtain SC level security clearance If this sounds like a role for you please apply with an up to date version ...