1 to 25 of 116 Sentinel Jobs

Candidate MUST BE SECURITY CLEARED As a Security Information & Event Monitoring (SIEM) Engineer, you are responsible for maintaining the SIEM platform. This includes onboarding log sources, creating custom parsers, developing analytic rules, creating automation for triage and remediation, and integrating More ❯

Candidate MUST BE SECURITY CLEARED As a Security Information & Event Monitoring (SIEM) Engineer, you are responsible for maintaining the SIEM platform. This includes onboarding log sources, creating custom parsers, developing analytic rules, creating automation for triage and remediation, and integrating More ❯

Candidate MUST BE SECURITY CLEARED As a Security Information & Event Monitoring (SIEM) Engineer, you are responsible for maintaining the SIEM platform. This includes onboarding log sources, creating custom parsers, developing analytic rules, creating automation for triage and remediation, and integrating More ❯

Candidate MUST BE SECURITY CLEARED As a Security Information & Event Monitoring (SIEM) Engineer, you are responsible for maintaining the SIEM platform. This includes onboarding log sources, creating custom parsers, developing analytic rules, creating automation for triage and remediation, and integrating More ❯

Sentinel SME - 6 months - Remote - Outside IR35 We are seeking an experienced Microsoft Sentinel SME for a 6-month contract to work directly with a key customer. This role involves designing and implementing advanced security playbooks, providing expert-level guidance, and delivering robust security monitoring and response solutions using Microsoft Sentinel. Key Responsibilities: Design, configure, and optimize Microsoft Sentinel environments … for effective security monitoring. Develop and maintain custom analytics rules, workbooks, and playbooks. Implement automation and orchestration of incident response using Sentinel and related tools. Act as the primary subject matter expert (SME) on Microsoft Sentinel for the customer. Collaborate with stakeholders to tailor Sentinel use cases to the customer's security requirements. Provide ongoing support, tuning, and troubleshooting of … Sentinel implementations. Ensure best practices for threat detection, incident response, and monitoring are applied. What You Will Ideally Bring: Deep, hands-on experience with Microsoft Sentinel and Azure security services. Strong understanding of SIEM concepts, log ingestion, and security operations workflows. Proven ability to design and deliver scalable and resilient security monitoring solutions. Experience acting as a trusted advisor/ More ❯

you passionate about building secure cloud environments and driving proactive security solutions? Were looking for a highly skilled Information Security Analyst with strong expertise in Azure cloud security, Microsoft Sentinel, and Tenable to join a growing security team click apply for full job details More ❯

months - with extensions Inside IR35 - Umbrella only Active SC cleared or eligible candidates will be considered Purpose: Technical owner of SIEM/XDR architecture, responsible for migrating LogRhythm to Sentinel, migrating AV to MDE, building detections, integrations, and automation, and shaping the SOC technolo click apply for full job details More ❯

this role is the perfect fit for you. I am keen to speak to those with a background in Threat Detection Engineering who have experience using MITRE ATT&CK, Sentinel, Microsoft KQL and have experience in process implemention. This is very flexible role (1 day PER month in office), with a base of up to £80,000 plus bonus + More ❯

based in London - Contract - Hybrid *inside IR35 - umbrella* Key Responsibilities Maintain and support security tools and platforms. Deploy patches and remediate issues using MECM. Support Microsoft security stack (Defender, Sentinel, Purview). Diagnose and resolve proxy and web access issues. Perform system upgrades and health monitoring. Manage ticket queues and team mailbox for security engineering. Create and document processes, procedures More ❯

Security Engineering working within a high-threat government environment, with the following skills and experience: Proficiency in Security Information and Event Management (SIEM), including tools such as Splunk, Defender, Sentinel, ELK, and Tenable Threat Modelling System solutions, as well as with IDS/IPS and vulnerability scanners. Experience in Protective Monitoring & SOC operation Experience in network security principles, firewalls, and More ❯

Centres working within a high-threat government environment: Experience in SOC operations, incident response, and forensic analysis. Proficiency in Security Information and Event Management (SIEM), including tools such as Sentinel, Splunk, Defender, Qualys, Tenable, Huntsman & LogRhyth Ability to perform triage of security events to determine their scope, priority, and impact, while making recommendations for efficient remediation. Experience in network security More ❯

Centres working within a high-threat government environment: Experience in SOC operations, incident response, and forensic analysis. Proficiency in Security Information and Event Management (SIEM), including tools such as Sentinel, Splunk, Defender, Qualys, Tenable, Huntsman & LogRhyth Ability to perform triage of security events to determine their scope, priority, and impact, while making recommendations for efficient remediation. Experience in network security More ❯

2+ years' experience in rail or major projects. You'll work in a small team carrying out : Install, terminate & test CAT6A Fit & test antennas, racks, cabling & equipment Must have: Sentinel ICI, DBS, ECS/Skill Card, Asbestos Awareness, Face Fit Preferred: PASMA, QUAF, L&E Start ASAP | Ongoing work through 2026 (performance-based) Apply now by contacting Sam Mayo at More ❯

an enterprise environment. The role includes producing HLDs/LLDs, building the platform, and integrating it with existing security tools. Important: Must have SentinelOne experience (not Azure/Microsoft Sentinel). Required Skills Strong, hands-on experience deploying and architecting SentinelOne in enterprise environments. Solid knowledge of endpoint protection, threat detection, and response. Background in on-prem infrastructure (virtualization, networking More ❯

Centres working within a high-threat government environment: Experience in SOC operations, incident response, and forensic analysis. Proficiency in Security Information and Event Management (SIEM), including tools such as Sentinel, Splunk, Defender, Qualys, Tenable, Huntsman & LogRhyth Ability to perform triage of security events to determine their scope, priority, and impact, while making recommendations for efficient remediation. Experience in network security More ❯

networking, identity, governance, security) Terraform validation and Git-based workflows Automation with PowerShell, Azure CLI, Python (pytest/Pester) Azure Policy, RBAC, CAF governance Logging and observability: Log Analytics, Sentinel Tools: Checkov, TFLint, PSRule for Azure BPSS Required , SC Clearance Desirable Responsibilities: Design and execute manual/automated tests for Azure infrastructure Validate networking, identity, policy, and security configurations Build More ❯

into consultative positions. Required experience: - Intune/Autopilot, Windows 365, AVD, SCCM Intune migrations - Entra ID, Entra Connect, identity governance - Full Modern Workplace stack inc. Teams Voice - Defender suite, Sentinel, Purview (DLP, Information Protection) - Azure IaaS, networking, security, IaC - Large-scale cloud migrations and tenant-to-tenant projects Package: £55k–£65k + up to 10% bonus £1,000 annual training More ❯

and maintaining virtual and physical infrastructure in a complex, multi-faceted organisation. What you'll need to succeed *Substantial knowledge of Cisco, Avaya telephony, Azure, AWS, zScaler, SolarWinds and sentinel *Strong knowledge of network Monitoring & Management alongside Supplier Management experience. *Strong Knowledge of SD Wan, VLAN Azure vWan. *Strong Knowledge of Static and Dynamic routing. *Successful in applying industry best More ❯

and maintaining virtual and physical infrastructure in a complex, multi-faceted organisation. What you'll need to succeed *Substantial knowledge of Cisco, Avaya telephony, Azure, AWS, zScaler, SolarWinds and sentinel *Strong knowledge of network Monitoring & Management alongside Supplier Management experience. *Strong Knowledge of SD Wan, VLAN Azure vWan. *Strong Knowledge of Static and Dynamic routing. *Successful in applying industry best More ❯

RF design Meet with vendors and technology suppliers to select components to be used in solutions The Requirements: Experience of RF testing & ideally PIM testing A current/valid Sentinel Card/PTS. Be willing to work nights Commutable to central London Ideally have experience of RF Testing in LU/TFL environment i.e. working in tunnels Flexible and adaptable More ❯

Intune, Conditional Access, and Azure security. Experience with enterprise-scale security deployments. Ability to interpret and improve Secure Score metrics. Preferred Skills Familiarity with FastTrack methodology. Experience with Microsoft Sentinel and advanced threat analytics. Strong communication and advisory skills for customer engagement. Impact Deliver unified, AI-driven security across endpoints, email, identity, and cloud, reducing risk and simplifying compliance. People More ❯

Be Working With To be considered, you will need strong experience with: Microsoft Defender Microsoft Defender for Cloud Apps Endpoint Security Identity Security (Conditional Access, Authentication) Desirable experience: Microsoft Sentinel Microsoft Purview Why Join? Join a fast-growing, globally distributed Microsoft consultancy known for quality and innovation. Be part of the fastest-growing division in the business, with genuine progression More ❯

re looking for: Strong background across servers, networks, and SAN/NAS storage Experience designing and maintaining secure hybrid infrastructure (Azure ideal) Hands-on experience with security tools (Defender, Sentinel, Tenable, Zscaler etc.) Palo Alto deployment/configuration experience is a must Good understanding of firewalls, network protocols, and intrusion prevention Ability to manage vulnerability scanning, incident response, and remediation More ❯

through best practices in identity, access, threat protection, and compliance within the Microsoft ecosystem. Key Responsibilities Design and present secure cloud solutions leveraging the Microsoft Security Stack, including Defender, Sentinel, Entra ID, Purview, and Intune. Collaborate with sales and technical teams to translate business needs into scalable, secure architectures. Lead client engagements, workshops, and technical assessments to shape solution strategy. More ❯

. -Experience: 2+ years in security operations, network security, or incident response. -Certifications (Preferred): Security+, CEH, CySA+, GSEC, or equivalent. -Technical Proficiency: o Experience with SIEM platforms (Splunk, QRadar, Sentinel, etc.). o Knowledge of firewalls, IDS/IPS, endpoint security, and forensic tools. o Familiarity with log analysis, malware detection, and threat intelligence. -Problem-Solving Skills: Strong analytical skills More ❯