2 of 2 Operational Technology Jobs in Leicestershire

We are a $13+ billion global technology company, home to more than 224,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud, and AI, powered by a broad portfolio of technology services and products. HCLTech is a globally recognized leader in the Tech and IT industry, but we’ve never forgotten the startup … better our world in the process. We want you to find your spark. Because that’s what drives you to be better, be more and ultimately, be more fulfilled. OT/IOT Security SME Role: 10+ years of experience in Cyber security Designing & implementation on ICS/OT network Architectures, Cybersecurity frameworks for ICS/OT environments NIST SP … and c, OT Network Communication Protocols (e.g., Ethernet, Modbus, OPC, IEC-101/104 etc.), Information Event Management (SIEM). Key Responsibilities: Designing and implementing technical solutions for asset discovery, OT cyber security, vulnerability assessment tools Define and implement OT-specific security policies and monitoring rules within Nozomi to detect anomalies, threats and compliance violations. Deploy OT Security (Nozomi)/ More ❯

SOC Consultant Hybrid-3 days onsite Requirement: 10+ years of experience in Cyber security Designing & implementation on Network Security, SIEM, SOAR & Threat Intelligence. Key Responsibilities: Lead Sentinel Deployment for OT SOC Architect and implement Microsoft Sentinel across global OT environments to centralize security monitoring and incident response. Log Source Integration Configure and onboard diverse log sources including Nozomi Networks, firewalls … Cribl, EDR (e.g., Defender for Endpoint), VMDR (e.g., Qualys), and other OT/IT systems into Sentinel. Custom Analytics & Detection Rules Develop, and fine-tune KQL-based analytics rules tailored to OT threat scenarios, ensuring high-fidelity alerts and minimal false positives. Threat Intelligence Integration Integrate threat intelligence feeds into Sentinel to enhance detection capabilities and contextualize alerts within the … OT landscape. Incident Response Automation Design and implement playbooks using Logic Apps to automate incident response workflows for common OT security events. Execution of the use cases on SIEM, SOAR & Threat Intelligence Build custom workbooks and dashboards to visualize OT security posture, threat trends, and SOC performance metrics. More ❯