1 to 25 of 129 Operational Technology Jobs in England

and sustainable projects within your local county within the North West? If so, United Utilities (UU) has an exciting opportunity for you to join our Operational Technology (OT) Regional Engineering team in a pivotal role that will help ensure the successful realisation of our strategic goals in the North West of England. Travel will be localised to your … you will design and develop instrumentation, control, automation and telemetry systems for water and wastewater systems, both at process sites and within natural water networks. Reporting to a Principal OT Engineer, you will collaborate with our Systems Integration Partners, Operational and Project delivery teams across the business building and maintaining strong relationships with internal clients and external partners. You … will be expected to work as the OT lead working with other disciplines (Electrical, Civil, Hydraulic, Mechanical, Modelling and Process etc) on large scale projects. As a Subject Matter Expert (SME) for Operational Technology, you will be aligned to a region (Lancashire, Merseyside, Manchester or Cheshire - subject to preference) to help our operational teams address engineering challenges More ❯

are seeking a highly skilled Security Practitioner with strong expertise in MoD Secure by Design (SbD) and risk management , as well as practical knowledge of Operational Technology (OT) and ISO 62443 standards. The successful candidate will play a critical role in supporting security assurance activities within a high-security environment, contributing to the design, implementation, and management of … principles to ensure systems are designed and implemented securely Lead and support risk management activities aligned with MoD frameworks and standards Provide security assurance for Operational Technology (OT) systems in line with ISO 62443 Collaborate with multidisciplinary teams to ensure security requirements are embedded throughout project lifecycles Produce and maintain security documentation in line with MoD and organisational … Strong understanding of MoD Secure by Design (SbD) principles Proven background in risk management within MoD or similar high-assurance environments Knowledge and application of Operational Technology (OT) security Practical experience with ISO 62443 Active DV Clearance Desirable Familiarity with other defence or government security standards Strong stakeholder engagement and communication skills Flexibility to work on-site More ❯

are seeking a highly skilled Security Practitioner with strong expertise in MoD Secure by Design (SbD) and risk management , as well as practical knowledge of Operational Technology (OT) and ISO 62443 standards. The successful candidate will play a critical role in supporting security assurance activities within a high-security environment, contributing to the design, implementation, and management of … principles to ensure systems are designed and implemented securely Lead and support risk management activities aligned with MoD frameworks and standards Provide security assurance for Operational Technology (OT) systems in line with ISO 62443 Collaborate with multidisciplinary teams to ensure security requirements are embedded throughout project lifecycles Produce and maintain security documentation in line with MoD and organisational … Strong understanding of MoD Secure by Design (SbD) principles Proven background in risk management within MoD or similar high-assurance environments Knowledge and application of Operational Technology (OT) security Practical experience with ISO 62443 Active DV Clearance Desirable Familiarity with other defence or government security standards Strong stakeholder engagement and communication skills Flexibility to work on-site More ❯

OT Cyber Security Lead DGH Recruitment are currently recruiting on behalf of a a leading client in the Oil & Gas industry who are looking for an Operational Technology Cyber Security Lead to join the team in Ellesmere Port. The role is responsible for developing, implementing, and managing cybersecurity strategies and controls for Operational Technology environments ensuring … Industrial Automation & Control Systems (IACS), aligning with regulatory requirements including COMAH, HSE OG86, NIS, and ISO/IEC 62443. Key Responsibilities: * Lead the design, implementation and upkeep of the OT Cybersecurity Management System and policies to OG86 and IEC62443-2-1 compliance. * Conduct risk assessments and threat modelling for OT environments in accordance with IEC62443-3-2. * Manage NIS … compliance for OT Networks and produce the NIS annual report. * Collaborate with Refinery OT Engineers to manage security controls for ICS, SCADA, and other OT systems. * Collaborate with engineering, IT, and safety teams to ensure secure integration of OT systems. * Oversee incident response and recovery procedures for OT-related cyber events reported by 24/7 OT SOC. * Ensure compliance 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 ❯

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 ❯

Imperial Recruitment Group are delighted to announce that we are working in partnership with Sembcorp Energy UK who are recruiting for an IT-OT Security Specialist on a permanent basis. Salary: Competitive Contract Type: Permanent Location: Wilton International Hours: Full Time Job Purpose This role works alongside the Cyber and Security Manager, coordinating with the ITSM team, to help embrace … This role is part of an out of hours support rota. Responsibilities: Accountable for the execution of Sembcorp s information security program thereby keeping IT (Information Technology) and OT (Operational Technology) assets safe from internal and external threats. Accountable for ensuring the confidentiality, integrity, and availability of company information resources by implementing and maintaining security controls, performing … comprehensive security incident response, engaging in proactive threat assessment, mitigation planning, incident trend analysis, and security architecture review. Accountable for gap analysis and regular audits of OT environments to ensure compliance with company security requirements and industry security standards. Accountable for complex and speedy troubleshooting to minimise any network security threats to the company. Provide 2nd line IT support when More ❯

Imperial Recruitment Group are delighted to announce that we are working in partnership with Sembcorp Energy UK who are recruiting for an IT-OT Security Specialist on a permanent basis. Salary: Competitive Contract Type: Permanent Location: Wilton International Hours: Full Time Job Purpose This role works alongside the Cyber and Security Manager, coordinating with the ITSM team, to help embrace … This role is part of an out of hours support rota. Responsibilities: Accountable for the execution of Sembcorp’s information security program thereby keeping IT (Information Technology) and OT (Operational Technology) assets safe from internal and external threats. Accountable for ensuring the confidentiality, integrity, and availability of company information resources by implementing and maintaining security controls, performing … comprehensive security incident response, engaging in proactive threat assessment, mitigation planning, incident trend analysis, and security architecture review. Accountable for gap analysis and regular audits of OT environments to ensure compliance with company security requirements and industry security standards. Accountable for complex and speedy troubleshooting to minimise any network security threats to the company. Provide 2nd line IT support when More ❯

recruiting a Computer Technician on a Fixed Term contract, working offshore on a 2/3 rotation. Duties: Monitor and maintain the integrity and availability of the installation's OT (Operational Technology) and IT (Information Technology) equipment in accordance with local and statutory standards & requirements Including preventative inspection & maintenance activities ▪ Including troubleshooting and repairs/overhauls and … all activities of planned and unplanned maintenance within CMMS and equipment records Understand and comply with the installation's Safety Case and statutory requirements Review any proposed IT/OT modifications/work-packs prior to implementation and feedback as appropriate Install, Issue and update computer software including version control of backups and source code Ensure adequate spares are kept … technical competency for role ▪ Develop trainees and apprentices to support their career development Attend FAT/SAT when required. Experience: Good all-round Information Technology background including both OT and IT systems and applications Proficiency in Multiple Telemetry and process control systems platform Proficiency in CMMS systems and their execution Good all-round Electrical and Instrumentation background Server administration 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 ❯

energy and critical infrastructure sectors. Our mission is to safeguard the clean energy transition by delivering advanced monitoring, risk management, and compliance solutions tailored to operational technology (OT) environments. Backed by strong funding and a global parent group, we are scaling rapidly across Europe and the US. To support our ambitious growth, we are seeking a Project Manager … to coordinate the operational and logistical aspects of delivery, ensuring seamless execution for our clients. Role As Project Manager - Operations & Delivery Support, you will be responsible for coordinating all activities that drive deals from contract to delivery. You will work closely with sales, technical, and client teams to ensure projects move forward on time and with clear communication. This … fast-paced environment. Proficiency with project management and collaboration tools (e.g., ClickUp, SharePoint, MS Teams, or similar). Preferred Background in cybersecurity, SaaS, or technology delivery. Understanding of OT/IT environments and technical delivery cycles. Experience supporting pre-sales technical activities. Exposure to renewables, energy, or data center sectors. Project management certifications (e.g., PRINCE2, PMP, Agile) are a 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 ❯

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 ❯

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 ❯

Our Company Through its Social Innovation Business that brings together IT, OT(Operational Technology) and products, Hitachi contributes to a harmonized society where the environment, wellbeing, and economic growth are in balance. Hitachi operates globally in four sectors – Digital Systems & Services, Energy, Mobility, and Connective Industries – and the Strategic SIB Business Unit for new growth businesses. With Lumada … at its core, Hitachi generates value from integrating data, technology and domain knowledge to solve customer and social challenges. Revenues for FY2024 (ended March 31, 2025) totaled 9,783.3 billion yen, with 618 consolidated subsidiaries and approximately 280,000 employees worldwide. Visit us at . About Hitachi EMEA Hitachi is positioned as a leader in Climate Change Innovation, finding … leading businesses in key sectors including Energy, Transportation, Manufacturing and Digital. Since our inception in 1910, our mission has been centred around Social Innovation – making society better through advanced technology – supported by our R&D centres across the world. Some examples of our contribution to Climate Change Innovation include: Battery hybrid trains – decarbonising rail transport even in areas where More ❯

Our Company Through its Social Innovation Business that brings together IT, OT(Operational Technology) and products, Hitachi contributes to a harmonized society where the environment, wellbeing, and economic growth are in balance. Hitachi operates globally in four sectors – Digital Systems & Services, Energy, Mobility, and Connective Industries – and the Strategic SIB Business Unit for new growth businesses. With Lumada … at its core, Hitachi generates value from integrating data, technology and domain knowledge to solve customer and social challenges. Revenues for FY2024 (ended March 31, 2025) totaled 9,783.3 billion yen, with 618 consolidated subsidiaries and approximately 280,000 employees worldwide. Visit us at www.hitachi.com. About Hitachi EMEA Hitachi is positioned as a leader in Climate Change Innovation, finding … leading businesses in key sectors including Energy, Transportation, Manufacturing and Digital. Since our inception in 1910, our mission has been centred around Social Innovation – making society better through advanced technology – supported by our R&D centres across the world. Some examples of our contribution to Climate Change Innovation include: Battery hybrid trains – decarbonising rail transport even in areas where More ❯

Our Company Through its Social Innovation Business that brings together IT, OT(Operational Technology) and products, Hitachi contributes to a harmonized society where the environment, wellbeing, and economic growth are in balance. Hitachi operates globally in four sectors – Digital Systems & Services, Energy, Mobility, and Connective Industries – and the Strategic SIB Business Unit for new growth businesses. With Lumada … at its core, Hitachi generates value from integrating data, technology and domain knowledge to solve customer and social challenges. Revenues for FY2024 (ended March 31, 2025) totaled 9,783.3 billion yen, with 618 consolidated subsidiaries and approximately 280,000 employees worldwide. Visit us at www.hitachi.com. About Hitachi EMEA Hitachi is positioned as a leader in Climate Change Innovation, finding … leading businesses in key sectors including Energy, Transportation, Manufacturing and Digital. Since our inception in 1910, our mission has been centred around Social Innovation – making society better through advanced technology – supported by our R&D centres across the world. Some examples of our contribution to Climate Change Innovation include: Battery hybrid trains – decarbonising rail transport even in areas where More ❯

Our Company Through its Social Innovation Business that brings together IT, OT(Operational Technology) and products, Hitachi contributes to a harmonized society where the environment, wellbeing, and economic growth are in balance. Hitachi operates globally in four sectors – Digital Systems & Services, Energy, Mobility, and Connective Industries – and the Strategic SIB Business Unit for new growth businesses. With Lumada … at its core, Hitachi generates value from integrating data, technology and domain knowledge to solve customer and social challenges. Revenues for FY2024 (ended March 31, 2025) totaled 9,783.3 billion yen, with 618 consolidated subsidiaries and approximately 280,000 employees worldwide. Visit us at www.hitachi.com. About Hitachi EMEA Hitachi is positioned as a leader in Climate Change Innovation, finding … leading businesses in key sectors including Energy, Transportation, Manufacturing and Digital. Since our inception in 1910, our mission has been centred around Social Innovation – making society better through advanced technology – supported by our R&D centres across the world. Some examples of our contribution to Climate Change Innovation include: Battery hybrid trains – decarbonising rail transport even in areas where More ❯

over £29 billion in funds under management and circa 700 staff. Business Unit: The Business Transformation team is responsible for product management across all front office, client facing and operational technology and works very closely with the Technology team to delivery LGT's digital transformation vision. The Head of Business Transformation reports to the CEO of LGT … to meet the future expectations of our clients and support the growth of the business. The team are responsible for the product management of front office, client facing and operational technology, including but not limited Client Lifecycle Management (CLM), Portfolio Management, Custody Services, Research and Client Portals. Brief Role Objective: We are looking for a Product Manager to … help us build out our technology capability as a strategic asset. It's an exciting stage in this journey, with the opportunity to continue to shape how the team supports the continued growth of the business. The Product Manager will work closely with the Lead Product Manager for Client Lifecycle Management - focussing predominantly on driving Business adoption and delivering More ❯

J ob Title: IT/OT Integration Architect Location: Remote Inside IR-35 Start Date: ASAP Rate: Negotiable Overview We are seeking an experienced IT/OT Integration Architect with a proven track record in designing, implementing, and securing converged IT and OT environments. The ideal candidate will have deep technical expertise, strong leadership skills, and the ability to drive … integration projects across complex industrial ecosystems. Key Responsibilities Lead IT/OT integration projects , ensuring seamless connectivity between IT applications and operational technology systems. Design and implement robust data flows to enable analytics, reporting, and informed decision-making. Partner with cyber security teams to ensure compliance with international standards and regulations (e.g., IEC 62443, NIST, ISO 27001 ). … Assess, mitigate, and continuously monitor cyber security risks within IT/OT convergence. Develop and review OT network architectures , including industrial control systems (ICS). Implement and manage network segmentation, firewalls, switches, and routing within OT environments. Prepare detailed Low-Level Designs (LLD) and Bill of Materials (BOM) documentation. Communicate technical concepts clearly and effectively to stakeholders at all levels. More ❯

SFIA level 4/5) to support a long-term programme in Berkshire. The role requires deep expertise in MoD Security by Design (SbD) and Operational Technology (OT) security, specifically aligned to ISO 62443 standards. Key Responsibilities: Apply MoD SbD principles across system and solution design. Carry out risk assessments and threat modelling to embed security throughout project … lifecycles. Provide expertise in OT environments (industrial control systems, SCADA, PLCs, etc.), with specific alignment to ISO 62443. Develop and maintain security documentation, including risk registers and assurance evidence. Work closely with technical teams, architects, and programme stakeholders to ensure security requirements are met. Support audits, accreditation, and compliance activities within a Defence and CNI context. Act as a trusted … Skills & Experience: Proven track record as a Security Practitioner at SFIA level 4/5. Current, practical experience with MoD SbD and associated risk management frameworks. Strong knowledge of OT security and ISO 62443. Demonstrated ability to work in Defence, Government, or Critical National Infrastructure environments. Familiarity with security assurance, accreditation, and governance processes. Excellent communication and stakeholder management skills. More ❯

and growth, while providing regional leadership to align field operations with the global strategy. This position is highly technical, requiring hands-on experience with complex Operational Technology (OT) environments. The ideal candidate will be able to support solutions within these environments, including troubleshooting, configuration, and performing system upgrades. A strong understanding of industrial networks, cybersecurity, and OT protocols … is essential to success in this role. You must also be able to address technical challenges in OT ecosystems and offer practical, real-time support to ensure optimal performance. In this role, you will: Develop and implement strategies to improve customer satisfaction, retention, and expansion within the region. Customer Relationship Management: Build and maintain strong, long-term relationships with customers … the ability to advocate for their success both technically and strategically. Team Collaboration: Proven ability to work cross-functionally with sales, product, engineering, and marketing teams. Nice to have: OT cybersecurity experience. Experience managing and delivering recurring customer engagements (QBRs, EBRs, etc.). More ❯

This role is essential for maintaining and enhancing IT cyber security across various projects, with a specific focus on MoD SbD/risk management and Operational Technology (OT). Key Responsibilities: Implementing and managing cyber security policies and procedures in line with MoD SbD principles Conducting risk assessments and ensuring compliance with OT security standards, including ISO … reports and documentation on security measures and incident responses Job Requirements: Proficiency in IT cyber security practices and methodologies In-depth understanding of MoD SbD/risk management and OT security Experience with ISO 62443 standards Strong analytical and problem-solving skills Excellent communication and stakeholder management abilities Flexibility to work onsite at AWE Aldermaston as needed Relevant certifications in … Potential for contract extension beyond the initial 2-year term Collaborative and dynamic work environment If you are a skilled Cyber Security Engineer with expertise in MoD SbD and OT security principles, and are looking for a challenging contract role, we encourage you to apply now. Join our client in making a significant impact in the realm of Defence & Security. More ❯