5 of 5 Remote/Hybrid Operational Technology Jobs in Cheshire

validate SASE/Zero-Trust policies, ZTNA access models, identity-aware segmentation, and secure site templates; align with Nasstar security frameworks and customer policies. • Operational handover: Ensure designs are operable: documentation, config standards, test plans, knowledge transfer and run-books to transition smoothly into support. • Continuous improvement: Capture lessons … budgets. • Comfortable chairing design workshops and Design Authority forums, documenting outcomes and holding teams to standards Nice to have • Operational Technology (OT) Security: Exposure to OT network segmentation, asset zoning (ISA/IEC 62443 concepts), secure remote access for plant or retail edge, and constrained-environment change practices. ...

commissioning, along with deep technical expertise to ensure high-quality, reliable physical security operations across a multi-site environment. Key Responsibilities Oversee daily OT operations and incidents, ensuring systems remain secure, reliable, and fully supported. Conduct system checks, audits, and performance reporting across CCTV, access control, and OT platforms. Manage … standardised deployments. Identify risks, manage vulnerabilities, and drive continuous improvement across all security systems. Key Requirements Proven experience managing enterprise-level CCTV, EACS, and OT systems in a multi-site environment. Expertise in CCTV, EACS and OT systems architecture (on prem and cloud) Strong technical knowledge of system architecture, networking ...

whilst collaborating with senior consultants and team leaders Maintain compliance with legal frameworks governing penetration testing and disclosure Specializations You May Develop: SCADA/OT environment security testing Cloud infrastructure penetration testing (AWS, Azure) Web services and API security Mobile application testing (iOS/Android) Who You Are Essential Experience ...

across the UK. We're looking for an experienced Penetration Tester (not entry level) to deliver high-assurance testing across infrastructure, web, cloud and OT environments. This is a fully remote role within Great Britain, with occasional client-site visits. What You'll Do Deliver CHECK-level infrastructure, web, cloud … OT penetration tests Own assessments end-to-end: scoping → testing → reporting → client debriefs Develop tooling, methodologies, and contribute to internal R&D Work with a supportive, senior technical team on meaningful real-world challenges What We're Looking For 3–5+ years professional penetration testing experience CHECK Team Member/ ...

across the UK. We're looking for an experienced Penetration Tester (not entry level) to deliver high-assurance testing across infrastructure, web, cloud and OT environments. This is a fully remote role within Great Britain, with occasional client-site visits. What You'll Do Deliver CHECK-level infrastructure, web, cloud … OT penetration tests Own assessments end-to-end: scoping → testing → reporting → client debriefs Develop tooling, methodologies, and contribute to internal R&D Work with a supportive, senior technical team on meaningful real-world challenges What We're Looking For 3–5+ years professional penetration testing experience CHECK Team Member/ ...