26 to 50 of 211 Operational Technology Jobs in the UK

SME in the Energy Sector in their search for a Cyber Security Consultant. You'll play a key role in leading the protection and advancement of cyber defences for operational technology environments. In this role, you'll be instrumental … in safeguarding industrial systems and essential infrastructure from evolving cyber risks. The client is looking for someone with direct experience with smaller energy companies/DNOs and exposure to OT environments and smart metering is ideal! Key Responsibilities Lead evaluations of industrial environments to uncover security gaps and recommend mitigation strategies. Support and guide less experienced team members, fostering their … development through mentoring and knowledge sharing. Create and apply tailored security controls within operational technology ecosystems to protect critical infrastructure. About You At least five years of experience in cyber and network security, ideally including exposure to operational technology environments. Familiarity with industrial systems and communication protocols like Modbus or DNP3 is a plus Track record More ❯

Job title OT RTU Development Engineer Ref 41373 Division Digital Location Hybrid - Hampton Coal Wharf - TW12 2ES Contract type Permanent Full/Part-time Full-time Salary Competitive salary up to £56,000 per annum Job grade B Closing date 11/08/2025 We are looking for a technically driven, detail-oriented individual who thrives in a collaborative … stakeholders, system integrators, and suppliers to lead the successful development, deployment, and lifecycle management of Remote Terminal Unit (RTU) applications critical to Thames Water's Operational Technology (OT) landscape. We are seeking an OT RTU Development Engineer to manage the full lifecycle of RTU application solutions across Thames Water's clean and wastewater networks. This includes the design … configuration, optimisation, and support of standardised RTU architectures to enable secure, resilient, and scalable telemetry and automation systems across thousands of distributed assets. What you'll do as an OT RTU Development Engineer RTU Application Development & Lifecycle Management: Lead the design, build, and configuration of standardised RTU application solutions. Develop and maintain RTU firmware libraries, templates, and configurations. Define and More ❯

competition across Europe, helps address the intermittency issues posed by renewables and plays a key role in the UK's journey to Net Zero by 2050. Focusing on Information Technology, Operational Technology and Cyber security, you will help protect our people, our premises and digital systems to maintain trust in National Grid Ventures Interconnectors. You will be … to your role as well as important learning modules such as working safely. If relevant to your career aspirations, you will be able to access Institution of Engineering and Technology (IET) membership and seek support from a National Grid IET mentor to help you secure your chartership. We believe in the importance of getting as much on-the-job … initial placement area to kickstart your superpowered career. What you'll need to apply You'll need to achieve a minimum 2:2 in a Cyber-security, Computing or operational technology related degree. It doesn't matter when you graduated or if you are currently working towards your qualification. We just need you to be eager to apply More ❯

Company description: Water Utility Company based in Yorkshire region of England. Job description: Operational Technology (OT) Programme Delivery Manager We offer a salary from £55-65k per annum, depending on experience A company car cash allowance scheme Annual incentive related bonus (up to 10% of annual salary) Private health care (self only) Attractive pension scheme (up to More ❯

in developing, implementing, and managing cybersecurity strategies to protect critical national infrastructure systems, ensuring compliance with key regulatory requirements. Key Responsibilities: Lead the design, implementation, and upkeep of the OT Cybersecurity Management System and policies to OG86 and IEC(phone number removed)-1 compliance. Conduct risk assessments and threat modeling for OT environments in accordance with IEC(phone number removed … z2ez0 Manage NIS compliance for OT Networks and produce the NIS annual report. Collaborate withOT Engineers to manage security controls for ICS, SCADA, and other OT systems. Oversee incident response and recovery procedures for OT-related cyber events reported by 24/7 OT SOC. Develop and deliver OT cybersecurity awareness and training programs. Monitor and report on OT cybersecurity … posture and KPIs to senior leadership. Represent OT Cybersecurity in the Refinery change control process. Job Requirements: A bachelor's degree in Cybersecurity, Computer Science, Engineering, or a related discipline. Relevant certifications such as GICSP, CISSP, CISM, or ISA/IEC 62443 are preferred. Significant experience working in cybersecurity or operational technology (OT) environments within critical national infrastructure More ❯

stakeholders, system integrators, and suppliers to lead the successful development, deployment, and lifecycle management of Remote Terminal Unit (RTU) applications critical to Thames Waters Operational Technology (OT) landscape.We are seeking an OT RTU Development Engineer to manage the full lifecycle of RTU application solutions across Thames Waters clean and wastewater networks.This includes the design, configuration, optimisation, and … support of standardised RTU architectures to enable secure, resilient, and scalable telemetry and automation systems across thousands of distributed assets. What youll do as an OT RTU Development Engineer RTU Application Development & Lifecycle Management: Lead the design, build, and configuration of standardised RTU application solutions. Develop and maintain RTU firmware libraries, templates, and configurations. Define and manage RTU upgrade processes … languages and related platforms. Validate firmware and communication protocols through rigorous testing. Support the development of RTU architecture and integration frameworks. Project Support & Collaboration: Support internal capital delivery and OT project teams with RTU technical input. Work with system integrators and vendors to deploy and optimise RTU solutions. Provide second-tier technical support and fault diagnostics for RTU installations. Stakeholder More ❯

The Head of IT Operations will provide operational leadership of IT infrastructure, cloud, network, and telephony systems, supporting mission-critical services across port terminals, shipping operations, and commercial offices. This role is pivotal in ensuring IT operations are resilient, secure, and aligned with the dynamic needs of the maritime and port services industry, delivering high performance across a complex … service reliability for crane automation, yard management systems, and terminal access control. Cybersecurity & Compliance * Collaborate with the cybersecurity function to secure infrastructure against threats targeting critical national infrastructure, including OT (Operational Technology) environments. * Ensure compliance with maritime, data protection, and operational standards including NIST, and local port authority requirements. * Lead business continuity and disaster recovery planning with … connectivity in multi-site or operationally intensive settings. Key Skills: * Deep understanding of maritime and port operations * Network and cloud infrastructure architecture * Strong vendor and stakeholder management * Familiarity with OT/IT convergence and control systems * Operational and project leadership in high-availability environments * Regulatory and cyber risk awareness in critical infrastructure Minimum Education Requirements: * Bachelor's or Master More ❯

Field Engineer Permanent position based in Castle Bromwich with travel to Doncaster & Loughborough. Operational Services Specific Operational Focus Operational Technology & Manufacturing Supporting and maintaining OT hardware & systems in collaboration with third parties Maintaining infrastructure to ensure uninterrupted manufacturing operations Enforcing cybersecurity practices and patching processes across IT/OT systems to ensure compliance with industry standards … and corporate policies Collaborating with group IT, factory managers, and equipment vendors to meet operational requirements Operational Performance Ensuring effective operation of the infrastructure estate, including: Server OS Patch Management Virtualisation (VMWare) Group Policy M365 (including Exchange Online) Active Directory/Entra ID Server Vulnerability Management More ❯

Engineer Permanent Castle Bromwich with Travel to Doncaster & Loughborough Operational Services Specific Operational Focus Operational Technology & Manufacturing Working with third parties to support and maintain OT hardware & systems Maintain infrastructure environment to ensure manufacturing can operate without disruption Enforce cybersecurity practices & patching processes across IT/OT systems to maintain compliance with industry standards and corporate … policy Collaborate with group IT, factory managers, and equipment vendors to ensure systems meet operational requirements Operational Performance Ensure effective operation of the infrastructure estate, including but not limited to: Server OS Patch Management Virtualisation (VMWare) Group Policy M365 (including Exchange Online) Active Directory/Entra ID Server Vulnerability Management Provide on-site support for network-related incidents … at manufacturing sites Ensure operational services, hardware, and software are delivered to agreed SLAs, and implement remedial actions when standards are not met Monitor server estate for performance issues and resolve problems within SLAs Ensure system logs are available for ingestion into Security Operations Centre (SOC) Maintain hardware and software within supported lifecycle, working with vendors for updates Work More ❯

Engineer Permanent Castle Bromwich with Travel to Doncaster & Loughborough Operational Services Specific Operational Focus Operational Technology & Manufacturing Working with 3rd parties to support and maintain OT hardware & systems Maintain Infrastructure environment to ensure manufacturing can operate without disruption Enforce cybersecurity practices & patching processes across IT/OT systems to maintain compliance with industry standards and corporate … policy. Collaborate with group IT, factory managers, and equipment vendors to ensure systems meet operational requirements. Operational performance Ensure effective operation of the infrastructure estate, including but not limited to: Server OS Patch Management. Virtualisation (VMWare) Group Policy. M365 (including exchange online). Active Directory/Entra ID Server Vulnerability Management. Providing on site "eyes" & "hands" for the … Network team to support the swift resolution of network related incidents at manufacturing sites. Make sure operational services, hardware and software are delivered to agreed SLAs, where service does not meet these standards, put in place remedial action to correct. Ensure the server estate is being monitored for service performance and where problems are identified these are resolved within More ❯

to defend industrial organizations that provide us with the necessities of modern civilization; running water, functioning electricity, and safe industrial working environments. As the market leader in ICS/OT Cybersecurity, we are dedicated to arming our customers with best-in-class technology, threat intelligence, and services to protect their systems as effectively and efficiently as possible. We're … and trust. Are you ready to make a difference? Come join a mission that can save the world! About the Role: As a Se nior Security Analyst on the OT Watch Complete team, you will help lead a frontline monitoring and triage unit responsible for identifying potential adversary activity in customer operational technology (OT) environments. You will work … threat hunters and incident responders with high-quality escalations. You will also operate and maintain the Dragos platform on behalf of customers, helping manage vulnerabilities, tune detections, properly classify OT assets, and provide input on response recommendations. This is a great opportunity for experienced individuals passionate about cybersecurity - especially industrial security - who want to build hands-on experience in active More ❯

We're Hiring - OT Cyber Security Roles in London! I'm currently hiring for Senior Manager and Director-level roles in Cyber Operational Technology (OT) security, based in London, UK , with business travel to the Middle East . Job Type: Full-Time, Permanent Location: London, UK (with travel to the Middle East) Sector: Energy & Utilities Experience Level: Senior … and advisory expertise to help clients securely design and deploy industrial control systems and operational technology. Key Responsibilities: Build and maintain client relationships and support business development for OT ICS Security opportunities Collaborate across cyber and technology teams to bring innovation to clients Coach and develop team members, fostering a culture of learning and growth Lead delivery of … complex OT (ICS, SCADA, IIOT) security engagements, ensuring technical excellence and strong team performance Act as a Subject Matter Expert in OT security, advising on design and implementation of industrial control system security solutions Stay ahead of emerging trends and translate client needs into new security requirements Experience Required: Deep understanding of network fundamentals and security design for industrial automation More ❯

to defend industrial organizations that provide us with the necessities of modern civilization; running water, functioning electricity, and safe industrial working environments. As the market leader in ICS/OT Cybersecurity, we are dedicated to arming our customers with best-in-class technology, threat intelligence, and services to protect their systems as effectively and efficiently as possible. We're … authenticity, transparency, and trust. Are you ready to make a difference? Come join a mission that can save the world! About the Role : As a security analyst on the OT Watch Complete team, you will be part of a frontline monitoring and triage unit responsible for identifying potential adversary activity in customer operational technology (OT) environments. You will … and incident responders with high-risk escalations. With supervision, you will also operate and maintain the Dragos platform on behalf of customers, helping manage vulnerabilities, tune detections, properly classify OT assets, and provide input on response recommendations. This is a great opportunity for individuals passionate about cybersecurity - especially industrial security - who want to build hands-on experience in active security More ❯

week on-site) Rate: £700 per day (umbrella) About the Role: As an Endpoint Security Engineer, you will play a vital role in safeguarding our Operational Technology (OT) and Information Technology (IT) environments. Your expertise will help identify risks and vulnerabilities while developing effective strategies to mitigate them. You'll help us achieve our vision of being … a world-leading Information Technology and Digital function in the energy sector. What You'll Do: Administer and maintain the End Point Security platforms (Tanium & Sentinel One) across enterprise environments. Deploy, configure, and manage End Point Security, including Tanium modules such as Asset, Patch, Deploy, Threat Response, and Comply. Monitor system performance to ensure high availability and reliability of More ❯

The role will sit at the intersection of technology, risk management, procurement, and cybersecurity. The role will implement management controls to ensure critical suppliers deliver services in an appropriately secure and resilient manner within organisational risk appetite, as well as in line with contractual and regulatory requirements. The main duties and responsibilities of the role will include the following … information security, data protection and operational resilience. Ensure timely identification, documentation, and mitigation/escalation of third-party related risks. Partner with procurement, internal security management, IT/OT, DPO and Legal teams to complete supplier due diligence and associated control non-conformity remediations. Lead technology tender processes from specification to evaluation and selection, collaborating with technology … in energy, utilities, or critical infrastructure industries. Experience completing Data Protection Impact Assessment (DPIA) process. Familiarity with Personal Data Processing Agreement (DPA) requirements Understanding of Operational Technology (OT) supplier related risks. Conceptual understanding of cloud security and SaaS supplier related risks The selection process for this role will include candidate screening from application. Visit for more information. If More ❯

Reporting to: Senior European IT Director Are you ready to take full ownership of a high-profile cybersecurity function, shaping strategy across both IT and Operational Technology (OT)? This is a rare opportunity to lead from the front, influencing policy, overseeing technical security controls, and embedding a proactive, cyber-resilient culture across the business. The Role You will … be the driving force behind our cybersecurity strategy, ensuring robust protection for our IT systems, OT infrastructure, and critical business data. Reporting directly to the Senior European IT Director, you’ll develop and implement policies, lead incident response, ensure compliance with industry standards, and promote best practice in technology risk management. Key Responsibilities: Develop, implement, and maintain a robust … regulatory compliance requirements (GDPR, NIS2). Hands-on expertise with firewalls, SIEM, IAM, IDS/IPS, and cloud security. Strong understanding of networking, infrastructure, and application security. Experience in OT security or within a data centre environment is advantageous. Why Join Us? This is more than a technical role — it’s an opportunity to influence business-wide security culture, work More ❯

Reporting to: Senior European IT Director Are you ready to take full ownership of a high-profile cybersecurity function, shaping strategy across both IT and Operational Technology (OT)? This is a rare opportunity to lead from the front, influencing policy, overseeing technical security controls, and embedding a proactive, cyber-resilient culture across the business. The Role You will … be the driving force behind our cybersecurity strategy, ensuring robust protection for our IT systems, OT infrastructure, and critical business data. Reporting directly to the Senior European IT Director, you’ll develop and implement policies, lead incident response, ensure compliance with industry standards, and promote best practice in technology risk management. Key Responsibilities: Develop, implement, and maintain a robust … regulatory compliance requirements (GDPR, NIS2). Hands-on expertise with firewalls, SIEM, IAM, IDS/IPS, and cloud security. Strong understanding of networking, infrastructure, and application security. Experience in OT security or within a data centre environment is advantageous. Why Join Us? This is more than a technical role — it’s an opportunity to influence business-wide security culture, work More ❯

Job Title: OT Cyber Security Manager Location: South Wales/Remote Salary: up to £90,000 + benefits We're hiring for an experienced OT Cyber Security Manager to lead the cyber assurance programme for a critical infrastructure environment. This is a key leadership role in a growing cyber resilience team, focused on protecting operational technology (OT) systems … NIST CSF and IEC 62443 Support incident response planning and real-time investigation efforts Manage technical controls such as firewalls, IDS/IPS, and endpoint protection Coordinate with both OT and IT teams to ensure consistent security posture Run assurance testing activities including audits, pen testing, and vulnerability scans Promote a strong security culture across the business Benefits: Flexible working … You'll join a collaborative, expert-led team where you can apply your knowledge, shape long-term outcomes, and take ownership of key security projects across both IT and OT landscapes. Interested? To find out more, contact Daniel Newton . Apply with your CV and a short cover letter explaining why this role is a good fit for you. Know More ❯

solutions that enhance safety and efficiency. We architect digital ecosystems that are inherently safe, cyber-secure, and operationally robust, integrating client systems across IT and Operational Technology (OT) environments to support business, production, and operational goals. Key Objectives: Assess the cybersecurity robustness of architectures, technologies, & procedures in client facilities. Design solutions that meet client requirements and implement … security measures (e.g., antivirus, patch management, insider threat protection, incident response, compliance). Conduct vulnerability assessments & audits on client systems & network devices, considering OT sensitivities. Provide expertise in network design, implementation, & testing for automation & control systems. Identify & define network requirements for automation & control solutions. Develop detailed network architecture & data flow diagrams. Create network schedules (IP, data communication, servers, VMs, switches … platforms. Experience in brownfield upgrades/replacements. Strong knowledge of engineering practices, standards, and codes. Understanding of automation & control applications and tools. Knowledge of physical security & cybersecurity interplay in OT environments. Good awareness of safety standards & regulations for OT. Proficiency with current industry technologies & software tools. Detail-oriented, organized, inquisitive. Desirable: Experience with Rockwell, Honeywell, Schneider PLC/SCADA systems. More ❯

in the energy sector, delivering automation and control solutions that enhance safety and efficiency. We design digital ecosystems that are inherently secure, integrating IT and Operational Technology (OT) systems to support business and operational goals. Key Objectives: Assess cybersecurity architecture robustness within customer facilities. Design and implement solutions to mitigate security risks, including antivirus, patch management, insider … threat protection, incident response, and compliance. Conduct vulnerability assessments and audits on client systems and network devices, considering OT sensitivities. Provide expertise in network design, implementation, and testing for automation and control systems. Define network requirements supporting automation and control solutions. Apply integration concepts across various systems and vendor platforms. Engineer network aspects of automation projects, including design and implementation. … platforms Experience in upgrades/replacements in automation/control projects Strong knowledge of engineering practices, standards, and procedures Knowledge of modern automation tools, methodologies, and security considerations in OT environments Organized, detail-oriented, inquisitive Desirable: Experience with Rockwell, Honeywell, Schneider PLC/SCADA systems Familiarity with telecom protocols, satellite communications, radio-link tech Experience with OT Intrusion Detection Systems More ❯

Technology Operations Manager with expert knowledge of ICT Service Delivery Management and the ability to drive change, anticipating and resolving issues and managing risks and mitigations to maximise ICT service delivery is required for a well-established organisation based in Wokingham, Berkshire. If you’ve worked as an IT Support Manger/Infrastructure Manager/IT Manager/ICT … + Benefits LOCATION: Hybrid/Working from home and the office in Wokingham JOB TYPE: Full-Time, Permanent JOB OVERVIEW We have a fantastic new job opportunity for a Technology Operations Manager with expert knowledge of ICT Service Delivery Management and the ability to drive change, anticipating and resolving issues and managing risks and mitigations to maximise ICT service … delivery. Working as a Technology Operations Manager you will be responsible for the organisation’s operational technology support services. This is a pivotal role, responsible for ensuring the seamless delivery, reliability, and evolution of technology services across the Teams within the service area including IT Service Desk, Tech Support, Infrastructure (through matrix management) and performance standards More ❯

Sword is a leading provider of business technology solutions within the Energy, Public and Finance Sectors, driving transformational change within our clients. We use proven technology, specialist teams and domain expertise to build solid technical foundations across platforms, data, and business applications. We have a passion for using technology to solve business problems, working in partnership with … help in achieving their goals. The Sword IACS Consulting Security team provide consultancy services to help our customers understand the existing security posture of their Operational Technology (OT) environment, identifying where potential gaps or vulnerabilities exist while introducing appropriate security improvements and ways of working. Description of Duties: The candidate should have excellent communication skills, both written and … analysts working in structured and unstructured situations Participation in control system cyber security audits and risk assessments Inventory gathering on offshore and onshore industrial locations Creation and interpretation of OT network topology diagrams and data flows Creation and installation of baseline cyber security controls Creation of relevant customer focused processes and procedures based on industry standards (e.g., IEC62443, OG86 etc. More ❯

cybersecurity and business operations. The BISO is expected to be adaptable and have the ability to implement the integration of cybersecurity into our IT and operational technology (OT) ecosystems. As the BISO, you will serve as the primary liaison between the BA Customers & Solutions Security & Resilience team and business units, ensuring that information and cybersecurity strategies align with … culture of security awareness across the organization. The BISO will report directly to the Head of Business Excellence, with additional reporting to the Director of Asset Management on the OT topics. Main tasks Act as the trusted information and cybersecurity advisor to management and stakeholders Establishing, developing and implementing the Security Management System in the BU Heat UK through translation … key security metrics and risk indicators. Identify, register and assess cyber risks across business processes, applications, and industrial systems and translate security policies into actionable controls for IT/OT environments. Drive cybersecurity awareness and training tailored to business and OT users. Ensure compliance with industry regulations (e.g. ISO/IEC 62443, GDPR, etc). Company Description Vattenfall is a More ❯

cybersecurity and business operations. The BISO is expected to be adaptable and have the ability to implement the integration of cybersecurity into our IT and operational technology (OT) ecosystems. As the BISO, you will serve as the primary liaison between the BA Customers & Solutions Security & Resilience team and business units, ensuring that information and cybersecurity strategies align with … culture of security awareness across the organization. The BISO will report directly to the Head of Business Excellence, with additional reporting to the Director of Asset Management on the OT topics. Main tasks Act as the trusted information and cybersecurity advisor to management and stakeholders Establishing, developing and implementing the Security Management System in the BU Heat UK through translation … key security metrics and risk indicators. Identify, register and assess cyber risks across business processes, applications, and industrial systems and translate security policies into actionable controls for IT/OT environments. Drive cybersecurity awareness and training tailored to business and OT users. Ensure compliance with industry regulations (e.g. ISO/IEC 62443, GDPR, etc). Company Description Vattenfall is a More ❯

Join a leading system integrator delivering high-impact OT infrastructure solutions across the energy, utilities, and industrial sectors. This role sits in a well-established engineering team focused on secure, resilient systems design and delivery within highly regulated environments. Operational Technology (OT) experience is essential. This role won’t suit someone from a purely enterprise IT background. You … ll take the lead on Windows, virtualisation, and network architecture across multiple major OT projects, contributing to both delivery and pre-sales activity. Key Responsibilities Lead design and configuration of Windows Server environments, virtualisation (VMware/Hyper-V), and network infrastructure Define secure architectures in line with IEC 62443 and client-specific standards Support project lifecycle documentation (FDS, SDS, test … engineers and provide SME input across bids and live workstreams Interface with internal cyber teams to ensure systems are secure by design Key Requirements 5+ years’ experience working in OT or industrial environments (energy, utilities, critical infrastructure, etc.) Deep technical knowledge of: Windows Server 2016–2022, domain config, GPOs VMware or Hyper-V virtualisation Switch and firewall configuration Strong understanding More ❯