1 to 25 of 28 Operational Technology Jobs in the South East

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 ❯

Location: Aldermaston Onsite 1-2 days per week. Duration: 2 years We are seeking a DV Cleared OT Cyber Security Engineer with strong expertise in Secure by Design (SbD) principles to join a high-profile Defence programme. This is a critical role ensuring that Operational Technology (OT) environments are protected against evolving cyber threats while remaining resilient, safe … and compliant with security standards. The successful candidate will be responsible for designing, implementing, and reviewing OT security controls across complex systems, supporting both engineering and assurance activities. Key Responsibilities Apply Secure by Design principles throughout the engineering lifecycle. Conduct threat modelling, risk assessments, and security design reviews for OT environments. Work closely with engineering and project teams to embed … security into delivery. Produce and review security documentation in line with MOD/Defence standards. Provide SME input on OT security to stakeholders across projects. Essential Skills & Experience Active UK DV Clearance (mandatory). Security Practitioner Strong background in Operational Technology. Demonstrable experience applying MOD/Nuclear Secure by Design (SbD) principles. Proven experience in security architecture and engineering More ❯

Location: Aldermaston Onsite 1-2 days per week. Duration: 2 years We are seeking a DV Cleared OT Cyber Security Engineer with strong expertise in Secure by Design (SbD) principles to join a high-profile Defence programme. This is a critical role ensuring that Operational Technology (OT) environments are protected against evolving cyber threats while remaining resilient, safe … and compliant with security standards. The successful candidate will be responsible for designing, implementing, and reviewing OT security controls across complex systems, supporting both engineering and assurance activities. Key Responsibilities Apply Secure by Design principles throughout the engineering lifecycle. Conduct threat modelling, risk assessments, and security design reviews for OT environments. Work closely with engineering and project teams to embed … security into delivery. Produce and review security documentation in line with MOD/Defence standards. Provide SME input on OT security to stakeholders across projects. Essential Skills & Experience Active UK DV Clearance (mandatory). Security Practitioner Strong background in Operational Technology. Demonstrable experience applying MOD/Nuclear Secure by Design (SbD) principles. Proven experience in security architecture and engineering 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 … 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 … 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 ❯

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 ❯

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 ❯

can choose to work with Grant Thornton as an Independent Consultant either through your own limited company or on inside IR35 terms. Joining the Agile Talent Community as an Operational Technology IT Auditor, you will have the freedom to work on projects that you choose, whether full or part … time within Business Risk Services and support our clients and internal teams on short to medium-term assignments. Skills we are looking for: Assess the risks and controls within OT infrastructure, which includes the hardware and software that monitor and control physical processes in industrial environments. Identify vulnerabilities in OT systems (like those in manufacturing, energy, and utilities) Improve productivity … Ensure regulatory compliance, and mitigate risks from increasing digitisation and interconnectedness with IT systems Evaluating OT security Assessing vendor risks Understanding regulatory impacts, and developing strategies for risk mitigation to protect critical infrastructure What’s in it for you Development: Your development is important to us and as part of the Agile Talent Community you will be able to work More ❯

Location: Aldermaston Onsite 1-2 days per week. Duration: 2 years We are seeking a DV Cleared OT Cyber Security Engineer with strong expertise in Secure by Design (SbD) principles to join a high-profile Defence programme. This is a critical role ensuring that Operational Technology (OT) environments are protected against evolving cyber threats while remaining resilient, safe More ❯

IOT Systems, Historians, and Database Implementation and Management Knowledge of Ethernet network design and configuration, and IT hardware & software Experience with virtualised platforms such as VMware & ESXi Understanding of OT Cyber Security and Functional Safety Proficiency with C#, .NET, Python, JavaScript, CSS, etc. Knowledge of industrial protocols (OPC, IEC 61850, Profinet, Modbus, etc.) If you are an experienced Lead Controls More ❯

are a leading provider of renewable electricity and are passionate about accelerating the UKs transition to a sustainable energy future. As part of our commitment to cybersecurity, compliance, and operational resilience, we are seeking a skilled IT & Cyber Essentials Coordinator to manage our internal systems and lead the implementation and maintenance of our Cyber Essentials certification. This is a … support. Lead the implementation and ongoing compliance with the UK Cyber Essentials scheme. Maintain secure IT infrastructure supporting in-house and cloud systems. Ensure protection of customer data and operational technology in line with government and energy sector standards. Manage and maintain hardware and software asset registers. Oversee device hardening, firewall configuration, endpoint protection, and patch management. Coordinate … are applied consistently. Essential Skills & Experience: Proven experience in IT support, systems administration, or information security. Strong working knowledge of the Cyber Essentials framework. Familiarity with the security and operational demands of the renewable energy or utilities sector. Proficiency with firewall configuration, antivirus/endpoint protection tools, and secure system administration. Experience with Windows environments and user access management. More ❯

exceed our business objectives we need someone to own, lead, grow and scale our network, infrastructure, and technology. Bring your IP Network Engineering, along with wider infrastructure engineering and Operational Technology skillset to the table to innovate and automate and take us to the next level. An opportunity to be forward thinking, to apply those strategic ideas you … tracking to upgrade our core to 1.2Tb/s early next year. You will own the technical strategy. roadmap and budget. Remit will include infrastructure, systems, cybersecurity, infosec and technology compliance. You will also lead and manage teams, including Network Architects, Designers, Engineers, Transmission, and IT Operations. Note; this is a hybrid role, with at least one day a … of senior level IP network engineering, allied to a solid skillset that enables bringing the business and teams along on the journey. You will have a passion for using technology to deliver outstanding customer experience. Technology is important however equally important is someone who can build first-class relationships with key stakeholders and can showcase an approach to More ❯

exceed our business objectives we need someone to own, lead, grow and scale our network, infrastructure, and technology. Bring your IP Network Engineering, along with wider infrastructure engineering and Operational Technology skillset to the table to innovate and automate and take us to the next level. An opportunity to be forward thinking, to apply those strategic ideas you … tracking to upgrade our core to 1.2Tb/s early next year. You will own the technical strategy. roadmap and budget. Remit will include infrastructure, systems, cybersecurity, infosec and technology compliance. You will also lead and manage teams, including Network Architects, Designers, Engineers, Transmission, and IT Operations. Note; this is a hybrid role, with at least one day a … of senior level IP network engineering, allied to a solid skillset that enables bringing the business and teams along on the journey. You will have a passion for using technology to deliver outstanding customer experience. Technology is important however equally important is someone who can build first-class relationships with key stakeholders and can showcase an approach to More ❯

Engineering Employment Type: Permanent - Full Time Location: Milton Keynes Compensation: £42,500/year Description Here's what you need to know about Kinetic At Kinetic, we're redefining operational excellence in higher education, conferencing, and events. As the leading provider of software solutions for student accommodation, event management, catering, and residential services, we help institutions streamline operations, elevate … and trusted by more than 350 institutions worldwide, our software empowers universities and venues to run smarter, faster, and more collaboratively. From bustling campuses to dynamic corporate environments, our technology adapts to the rhythm of each organisation - helping them thrive in a fast-changing world. But we're more than just software. We're a team of passionate problem … part of a purpose-driven business where your ideas matter, your development is supported, and your impact is real. If you're ready to help shape the future of operational technology in education and events, we'd love to meet you. What will I be bringing to life in this role? About the Role We are looking for More ❯

Identify the use cases and value propositions in close coordination with Clients and other Stakeholders Manage the relationship with the Client representatives Check and Analyze the different IT and OT data sources Understand the workflows and systems inside the different buildings Adapt the platform modules/dashboards to the project, in terms of UI and analytics, in collaboration with the More ❯

Identify the use cases and value propositions in close coordination with Clients and other Stakeholders Manage the relationship with the Client representatives Check and Analyze the different IT and OT data sources Understand the workflows and systems inside the different buildings Adapt the platform modules/dashboards to the project, in terms of UI and analytics, in collaboration with the More ❯

Who we are... Verdantix’s mission is to deliver independent, accurate, and actionable research and advisory services. We empower the world’s most innovative corporations, technology and services vendors, and investors with granular insights and data-driven analysis. Our team is a curious, collaborative group of expert analysts, data engineers, commercial specialists, creative professionals, and thought leaders working together … Analyst you will undertake strategic research on topics at the intersection of building operations, real estate performance and digital technologies. Success in the role requires an interest in digital technology and a background in computer science, data centres or mechanical/electrical engineering. The successful candidate will have the ambition to undertake a wide range of qualitative and quantitative … technology briefings. Working on consulting projects relating to real estate and building technologies including AI-based analytics, digital twins, predictive maintenance software, IoT platforms, convergence of IT and OT, building digital technology stack, etc. Attending Verdantix events and industry conferences. Developing trusted relationships with Verdantix clients. Supporting marketing efforts by writing blogs and engaging in social media activities. More ❯

Who we are... Verdantix’s mission is to deliver independent, accurate, and actionable research and advisory services. We empower the world’s most innovative corporations, technology and services vendors, and investors with granular insights and data-driven analysis. Our team is a curious, collaborative group of expert analysts, data engineers, commercial specialists, creative professionals, and thought leaders working together … Analyst you will undertake strategic research on topics at the intersection of building operations, real estate performance and digital technologies. Success in the role requires an interest in digital technology and a background in computer science, data centres or mechanical/electrical engineering. The successful candidate will have the ambition to undertake a wide range of qualitative and quantitative … technology briefings. Working on consulting projects relating to real estate and building technologies including AI-based analytics, digital twins, predictive maintenance software, IoT platforms, convergence of IT and OT, building digital technology stack, etc. Attending Verdantix events and industry conferences. Developing trusted relationships with Verdantix clients. Supporting marketing efforts by writing blogs and engaging in social media activities. More ❯

Who we are... Verdantix’s mission is to deliver independent, accurate, and actionable research and advisory services. We empower the world’s most innovative corporations, technology and services vendors, and investors with granular insights and data-driven analysis. Our team is a curious, collaborative group of expert analysts, data engineers, commercial specialists, creative professionals, and thought leaders working together … Analyst you will undertake strategic research on topics at the intersection of building operations, real estate performance and digital technologies. Success in the role requires an interest in digital technology and a background in computer science, data centres or mechanical/electrical engineering. The successful candidate will have the ambition to undertake a wide range of qualitative and quantitative … technology briefings. Working on consulting projects relating to real estate and building technologies including AI-based analytics, digital twins, predictive maintenance software, IoT platforms, convergence of IT and OT, building digital technology stack, etc. Attending Verdantix events and industry conferences. Developing trusted relationships with Verdantix clients. Supporting marketing efforts by writing blogs and engaging in social media activities. More ❯

Key Responsibilities: Develop and maintain the enterprise cyber security architecture for the Group including development of enterprise architecture standards and patterns that address the requirements of both IT and OT that aligns with industry standards, regulatory requirements and best practice in support of high risk and critical programmes and projects. Lead IT security risk position and lead consulting and assurance … System Operator on cyber resilience. What do you need? Enterprise security architecture expertise and ability to understand and advise on the strategic direction for cyber security in IT and OT implementations advising programmes and projects with pragmatic best practice advice. Deep experience in defining and driving Secure by Design and Secure by Default in order to design and implement security … architectures that align with business goals and objectives including creating security standards, and procedures. A deep understanding of network security, OT and IT security, application security, identity management, cloud security, and endpoint security including knowledge of firewalls, intrusion detection systems, encryption, and other security technologies and industry standards and frameworks such as NIST, ISO 27001, and IEC 62443. Effective communication More ❯

Key Responsibilities: * Develop and maintain the enterprise cyber security architecture for the Group including development of enterprise architecture standards and patterns that address the requirements of both IT and OT that aligns with industry standards, regulatory requirements and best practice in support of high risk and critical programmes and projects. * Lead IT security risk position and lead consulting and assurance … System Operator on cyber resilience. What do you need? * Enterprise security architecture expertise and ability to understand and advise on the strategic direction for cyber security in IT and OT implementations advising programmes and projects with pragmatic best practice advice. * Deep experience in defining and driving Secure by Design and Secure by Default in order to design and implement security … architectures that align with business goals and objectives including creating security standards, and procedures. * A deep understanding of network security, OT and IT security, application security, identity management, cloud security, and endpoint security including knowledge of firewalls, intrusion detection systems, encryption, and other security technologies and industry standards and frameworks such as NIST, ISO 27001, and IEC 62443. * Effective communication More ❯

Job Title: Cybersecurity Architect Location: London, UK Type: Perm Role (Hybrid 2 days a week) RESPONSIBILITIES Design and implement secure network architectures including firewalls intrusion detection prevention systems and encryption technologies Adhere to enterprise governance review processes to deliver project 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 ❯

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 ❯