24 of 24 Operational Technology Jobs in the South East

Operational Technology (OT) Compute System Engineer, you will be responsible for managing and supporting OT-specific enterprise systems and applications. These business-critical systems play a key role in enabling operational technology services for both the end customer and the wider business. This role involves ensuring … essential for this position. What you'll be doing as a Compute System Engineer Support the ongoing maintenance and lifecycle management of existing OT compute infrastructure, including patching and license management. Work closely with business stakeholders to understand and deliver new technical solutions, including cloud-based technologies, in support ...

fundamental to achieving our ambition to be a net zero company by 2050 or sooner! You will work with The Operational Technology (OT) Specialist is part of our global OT Security Solutions team. This team secures bps process control networks and operational technology (OT) systems. … those controls. Let me tell you about the role The Operational Security Solutions Specialist will support development and deployment of security solutions for OT environment. You will contribute to solution designs, operational processes and procedures and identify or develop automated processes to simplify the service. What Youll ...

OT Cyber Security Analyst Culham, Oxfordshire (2 days onsite per week) £50/hour Umbrella | £36.43/hour PAYE Contract until 18th December 2026 Active SC Clearance Required (or lapsed within last 12 months) A government backed organisation is hiring an OT Cyber Security Analyst with industry experience … Chemical. You must a strong background in SIEM & SOC integration coupled with OT security frameworks IEC 62443, NIST CSF, CAF, ISO 27001 to support the protection and continuous improvement of Operational Technology (OT) environments across critical infrastructure and industrial systems. This is an exciting opportunity to join ...

OT Cyber Security Analyst Culham, Oxfordshire (2 days onsite per week) £50/hour Umbrella | £36.43/hour PAYE Contract until 18th December 2026 Active SC Clearance Required (or lapsed within last 12 months) A government backed organisation is hiring an OT Cyber Security Analyst with industry experience … Chemical. You must a strong background in SIEM & SOC integration coupled with OT security frameworks IEC 62443, NIST CSF, CAF, ISO 27001 to support the protection and continuous improvement of Operational Technology (OT) environments across critical infrastructure and industrial systems. This is an exciting opportunity to join ...

months fixed term role. The System Lead is responsible for the full lifecycle management of critical Operational Technology (OT) systems within a regulated medical manufacturing environment. This role ensures systems are reliable, compliant, and aligned with business and regulatory requirements, while supporting manufacturing operations such as BMS, SCADA … activities. Requirements Education in a scientific discipline; computer science or engineering; At least 3 years' experience in similar role; Experience working in or supporting Operational Technology environments, ideally within manufacturing; Strong analytical and problem-solving skills, with the ability to diagnose and resolve system issues; Effective communication ...

data into actionable business insight across our Paper Division. Leading a small but highly capable data engineering team, you will build and develop the OT-to-business data infrastructure that underpins operational analytics, advanced analytics, and strategic decision-making. By connecting manufacturing systems with business platforms, you'll help … Doing Lead, mentor, and develop a team of Data Engineers, setting priorities and ensuring high-quality delivery. Design, build, and maintain scalable OT-to-business data architectures and ingestion pipelines, supporting both real-time and batch processing. Integrate operational technology platforms, including AVEVA PI, with ERP, maintenance, quality ...

OT SCADA Architect/Senior OT SCADA Engineer 12-Month Contract | Outside IR35 | UK Based | Competitive Day Rate We are seeking an experienced SCADA Architect or Senior SCADA Engineer to support a major energy and utilities programme focused on the modernisation and optimisation of operational technology, network management … time telemetry, monitoring and control capabilities across operational networks. Support Distribution Management Systems (DMS) and Network Management Systems (NMS) initiatives. Define and implement OT communications strategies, including RTU and substation integrations. Collaborate with operational, engineering and technology teams to improve network visibility and resilience. Support smart grid ...

millions of customers every day. You'll play a key role in identifying, assessing, and reducing cyber risk across a large and complex technology estate, making sure vulnerabilities are understood, prioritised, and fixed before they can be exploited. It's a hands-on role where you'll work closely … help shape how we reduce cyber risk and strengthen our overall security posture. Support end-to-end vulnerability management across IT and operational technology environments Help shape and improve threat and vulnerability management processes, frameworks, and ways of working Work with technical and business teams to prioritise ...

Control Testing Automation & Monitoring Lead, you will be responsible for designing and delivering automated control testing and monitoring solutions across IT, OT, and business environments at Thames Water. Working closely with the Control Testing & Assurance Manager, digital teams, and a wide range of business stakeholders, you will identify opportunities … level. What you'll be doing as a Control Testing Automation & Monitoring Lead Identify and assess opportunities to automate control testing across IT, OT, and business functions. Design, develop, and implement automation plans and workflows to support continuous monitoring of controls. Evaluate and recommend appropriate tooling and technologies for control ...

rollout, domain consolidation, authentication modernisation) Evaluate and implement modern authentication methods such as FIDO2 Support identity integration across manufacturing and operational technology (OT) environments Lead identity infrastructure initiatives end-to-end, owning delivery from initial concept and design through to implementation and operational handover Collaborate on identity … automation Contribute to strategic and roadmap decisions for the enterprise IAM estate Mentor junior engineers and shape identity engineering standards Manage stakeholders across IT, OT, Senior Leadership, Information Security, Cyber, Cloud Infrastructure, and third-party vendors The Ideal Candidate Must Have: Extensive enterprise-level experience across Microsoft Entra ...

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 … 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 ...

sites in Surrey and the South of England may be required. The successful candidate will hold a current live SC Clearance Key Responsibilities Deliver OT cybersecurity assessments across industrial control systems, SCADA, PLC, DCS, IIoT and critical network environments. Conduct OT and cyber maturity assessments using frameworks such as NIST … other recognised industry standards. Assess critical network infrastructure, including segmentation, remote access, identity, monitoring, resilience and incident response capabilities. Review OT architecture, asset inventories, data flows, firewall rules, network zones and conduits. Identify security gaps, operational risks, vulnerabilities and control weaknesses across OT environments. Develop practical remediation roadmaps that ...

/Hybrid) - Inside IR35 Day Rate - up to £800 Duration - 6 months Harvey Nash's Client have a requirement for a Lead SCADA and OT Cyber Security Engineer, you will be responsible for ensuring the security, resilience, and operational integrity of the SCADA and OT systems within multiple operational … SCADA Systems Engineers to improve operational reliability of sites and leads with cross-functional collaboration. Key Accountabilities Delivering Solutions Develops and implements OT cyber security strategies, including risk assessments and vulnerability analysis. Leads incident response and oversees implementation of security controls, monitoring, and access management. Contributes to network design ...

OT SCADA Architect/Senior OT SCADA Engineer 12-Month Contract Outside IR35 UK Based Competitive Day Rate We are seeking an experienced SCADA Architect or Senior SCADA Engineer to support a major energy and utilities programme focused on the modernisation and optimisation of operational technology, network management ...

direction relating to the design, build and operation of large Data Centres. Principally, this relates to the electrical infrastructure, but extends into the overall operational technology found in the Data Centre environment. The role requires expertise within electromechanical systems such a cooling, building management systems, energy management systems. ...

overall Global Data Centers Office of Information Security (GDC-OIS) team. This role is critical in improving, developing and maintaining IT/OT vulnerability management programs and processes. This role performs and leads important tasks specialized at threat hunting, SIEM/SOAR, Network Security and other operational security tasks … looking for Key Responsibilities: Serves as a senior member of a 24/7 global GDC Cybersecurity team, providing leadership in IT/OT environments with required expertise in ICS and SCADA systems. Leads the administration and optimization of enterprise security platforms, overseeing lifecycle management including break-fix, patching, version ...

OT Cyber Solution Architect - (Reading 1-2 days a week max.) - 6 months (£635 - 682) Must have OT Cyber experience! End to End Architecture Leadership: Define and deliver Zero Trust OT architecture, including: NAC (FortiNAC) NDR (Claroty + Fortigate + Fortiguard +SOC integration) EDR (SentinelOne and Microsoft Defender) Scope … delivery across the entire scope of this project containing 3 workstreams: 1. Network Access Control (NAC) Implement NAC (802.1X) across L2 Switches in 64 OT sites Deliver: Device authentication & posture checking Dynamic access control and segmentation Safe deployment in OT constrained environments 2. Endpoint Detection & Response (EDR) Deploy advanced endpoint ...

critical role in delivering Thames Water's cyber strategy, with responsibility for the design, implementation, and ongoing effectiveness of security capabilities across IT and OT environments. You will engineer and maintain the technical capabilities that enable early threat detection, rapid and consistent response, and sustained cyber risk reduction , while translating … role requires a strong understanding of security engineering concepts, infrastructure technologies, and best practices, along with the ability to collaborate effectively across IT, OT, and security operations to drive continuous improvement. You must be able to obtain Counter Terrorist Check (CTC) Clearance to be eligible for this position. What ...

OT Cyber Security Engineer – Hybrid working Basingstoke We are looking for an OT Cyber Security Engineer to join a growing specialist security capability within a global engineering and infrastructure-focused organisation. This is an opportunity to join a team that is passionate about real-world security delivery, not just compliance. … role for you. What makes this opportunity different? This role is ideal for someone who wants to: Work in a specialist, technical OT security environment Be part of a growing capability where your input shapes delivery Work across advisory, design, and technical implementation Help organisations mature their OT security posture ...

Zero Trust Architecture principles o NIS 2 o DEFSTAN 05-138 Knowledge of employing a secure by design methodology Familiarity with IT and OT trends and good practice. Knowledge of SAP Desirable Has developed business knowledge of the activities and practices of own organisation and those of suppliers, partners, competitors … experience in supporting the delivery of key projects in a couple if not all of the IM&T Cyber skill sets. Demonstrates leadership in operational management. Analyses requirements and advises on scope and options for continual operational improvement. Assesses and evaluates risk. Takes all requirements into account when ...

bids, contributing to go-to-market strategy and service development Supporting and developing junior and mid-level consultants through active mentoring Putting sensible operational processes in place and keeping day-to-day delivery on track Contributing to hiring decisions as the team grows What You'll Need: Significant experience … operating with a high degree of autonomy Desired but not essential: Experience across multiple disciplines such as GRC, penetration testing, SOC, cloud security, or OT security Familiarity with frameworks including NIST, ISO 27001, CAF, or Cyber Essentials Experience working with government, defence, or critical national infrastructure clients Additional certifications such ...

/Hybrid) - Inside IR35 Day Rate - up to £800 Duration - 6 months Harvey Nash's Client have a requirement for a Lead SCADA and OT Cyber Security Engineer, you will be responsible for ensuring the security, resilience, and operational integrity of the SCADA and OT systems within multiple operational ...

working with an engineering-led business building software and hardware-integrated platforms across areas like airspace monitoring, security systems, and real-time operational technology. They’re looking for a Technical Business Analyst who is comfortable sitting between engineering teams, operational users, and project delivery. What … doing: Gathering and refining requirements with technical and operational stakeholders Writing structured user stories and acceptance criteria in Azure DevOps Supporting Agile delivery across sprint planning, backlog refinement, and demos Producing workflows, user journeys, and wireframes Working closely with Architects, developers, and testers on complex real-world systems Supporting ...

/Hybrid) - Inside IR35 Day Rate - up to £800 Duration - 6 months Harvey Nash's Client have a requirement for a Lead SCADA and OT Cyber Security Engineer, you will be responsible for ensuring the security, resilience, and operational integrity of the SCADA and OT xxuwjjq systems within multiple … operational offshore windfarm sites. This role plays a key part in de... Find out more about this role by reading the information below, then apply to be considered. ...