26 to 50 of 115 Operational Technology Jobs in the UK excluding London

IR35: In Scope Rate: 50/hr Umbrella Clearance: Active SC or lapsed within 12 months Role Overview We are seeking an experienced OT Cyber Security Analyst to support the security, monitoring, and continuous improvement of Operational Technology environments within a critical infrastructure setting. This role combines hands … OT security engineering with governance and risk responsibilities , ensuring OT systems are protected, monitored, and aligned with industry standards and frameworks. You will work closely with OT engineers, security teams, and third-party providers to implement and maintain effective OT security controls. Key Responsibilities Implement OT security controls (segmentation, secure ...

control systems into our digital ecosystem-ensuring resilience, security, and scalability for the future. What you will be doing Define and maintain IIoT and OT architecture guardrails, standards, and reference designs. Lead the design of end-to-end IIoT solutions, from edge processing and connectivity to cloud integration and analytics. … Assure internal and partner designs against agreed standards, providing governance and technical authority. Collaborate with OT engineers, IT architects, cyber security teams, and business stakeholders to deliver secure, compliant solutions. Identify opportunities for innovation and continuous improvement, supporting proof-of-concept initiatives and enterprise adoption. Promote health, safety, and wellbeing ...

Role: OT Cyber Security Analyst Location: Culham - 2 days per week on site (hybrid) Contract length: Until 18/12/2026 Day rate: Approx. 50/hour (Umbrella) or 36.43/hour (PAYE) IR35: In scope This role sits at the heart of operational technology security within … critical infrastructure, giving you the chance to shape and mature OT security controls and governance in a highly visible environment. What you will be doing Implement, operate, and continuously improve OT security controls and monitoring capabilities across complex OT environments. Apply and embed an OT Security Strategy, policies, and standards ...

Operational Technology Systems Administrator/Analyst - 12 Months Contract- Day Rate £450 - £485 (Inside IR35) - Hybrid (1 Day a week South Wales) The Opportunity Yolk Recruitment Public Sector & Not-for-Profit team has partnered with a very unique nonprofit organisation who are undergoing a significant cyber and infrastructure … structured (ITIL-driven) environment Strong problem-solving skills and a proactive mindset Nice to have Experience in regulated environments (e.g. NIS-CAF) Exposure to OT environments, SCADA, PLCs or telemetry systems Utilities or infrastructure sector experience Understanding of cyber security tooling (EDR, IDS, backup solutions) Why this role? Work ...

Company description: Water Utility Company based in Yorkshire region of England. Job description: Senior Buyer - IT & OT Hello! Thanks for stopping by. Let us tell you about all the great reasons to join us here at Yorkshire Water: We offer a competitive salary, depending on experience … Relocating to Leeds Summer 2026 Work type: Permanent. 37 hours per week, Monday Friday. We have an exciting opportunity for a Senior Buyer IT & OT to join the Commercial team at Yorkshire Water and be a part of helping Yorkshire Water to provide the best service to our customers. Could ...

where everyone feels supported to do their best. Our ambition is clear: for Shipley to become a benchmark TrainCare Centre, recognised for engineering excellence, operational safety and a culture where people feel valued, supported and able to build long term careers. Your Future, Built Here At Northern, were committed … collaboration thats what youll bring: A recognised apprenticeship or NVQ Level 3 in anengineering discipline Experience working with IT (Information Technology) and OT (Operational Technology) systems in a service or support environment Strong analytical skills, with confidence using databases, operating systems and diagnostic tools Experience ...

full lifecycle of industrial control systems, including software backups, version control and technical documentation Fault-finding and root cause analysis of control system and OT issues to minimise downtime Developing, modifying and implementing PLC and SCADA application software to improve plant performance Managing control system change processes and ensuring controlled … implementation of updates Planning for system obsolescence and contributing to disaster recovery strategies Implementing and maintaining OT cyber-security measures in line with company policy Maintaining OT asset registers and up-to-date network diagrams Supporting development of site revenue and capital budgets related to control systems and OT Supporting ...

HIRING: OT Cybersecurity Consultant | Scotland, Hybrid (multiple locations) 2 - 3 days in office | Perm or Contract/Competitive day rate & salary (60 - 90k) SC Clearance needed, or eligible for SC Clearance. Must be a British national. We are currently working with an established consultancy operating across complex, high consequence environments … expanding its Operational Technology (OT) cyber security capability in Scotland. Seeking commercially minded consultants who can take ownership of client engagements, solve technical and operational challenges pragmatically, and build trusted relationships with stakeholders. The role will initially focus on the Energy sector, with opportunities to support programmes ...

Security OT Engineer Rate: £500 - £550 Inside IR35 Duration: 6 months Location: South West (Bristol) - 2 days per week onsite The Role: We're hiring an experienced Security OT Engineer to support the protection and evolution of complex Operational Technology (OT) and industrial control system environments. This role ...

manufacturing business who are looking for a Manufacturing Business Analyst to join their growing IT/Ops teams as part of a large scale OT programme within the business. They are looking for an experienced business analyst with hands on experience working with manufacturing systems, processes and people. The role … Responsibilities: Responsible for defining detailed business requirements and outcomes for end to end technology solutions. Primary focus on the Operational Technology (OT) programme and manufacturing operations. Analyse business goals, objectives, functions, and processes. Use relevant information and data to support requirement definition. Conduct options analysis and assess ...

Solutions Architect for a leading client based in London, who has experience within the Manufacturing industry, to define and assure end-to-end technology solutions that align with business goals. You'll act as the bridge between business stakeholders and delivery teams, ensuring solutions are scalable, secure, operable … risk, constraints and architectural trade-offs. Nice to have Experience with LeanIX (or similar EA repository tooling). Exposure to operational technology (OT) and shop-floor/plant integration patterns. Hands-on delivery experience in Agile/DevOps environments. What you'll do Partner with business ...

Cybersecurity Solution Architect OT/ICS/Vulnerability Management We are seeking an experienced Cybersecurity Solution Architect to design and deliver enterprise security solutions across IT and OT (Operational Technology) environments. This is a hands-on role focused on vulnerability management, risk mitigation, and secure architecture design within … large-scale, complex environments. Key Responsibilities: Design end-to-end cybersecurity architecture across IT and OT/ICS environments Lead vulnerability management lifecycle (identification, assessment, remediation) Implement risk-based security solutions aligned to enterprise standards Work closely with infrastructure, application and OT teams to embed security controls Support threat modelling ...

recognised organisation in a fully remote role where you will lead a wide range of enterprise-level IT projects across infrastructure, systems, migration and operational technology environments. This organisation is a well-established UK business operating within a highly secure and regulated environment, supporting major customers across … country through large-scale information management and digital services operations. They are continuing to invest heavily into technology, operational improvement and digital transformation, making this a fantastic time to join the business. In this role you will be responsible for delivering multiple IT projects end-to-end across ...

service of the role it will now be based on an Umbrella solution. Clearance: SC Role Profile We are seeking an experienced OT Cyber Security Analyst to support and strengthen cyber security across industrial and operational technology environments. This role focuses on securing critical systems through the deployment … management, and enhancement of OT security controls, while helping drive continuous improvements in monitoring, governance, and risk management practices. The successful candidate will play a key role in delivering practical security solutions across ICS and OT networks, ensuring systems remain resilient against evolving cyber threats. You will work closely with ...

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 ...

following technical areas is advantageous. SOC/SIEM assessments and tooling Identity and Zero trust Security design and architecture GovAssure Operational Technology (OT) ISA 62443 Artificial Intelligence SWIFT CSP Cloud related certifications across AWS/GCP/Azure CISM/CISSP/CRISC/ISO 27001 LI/ ...

strategy and security maturity improvements Helping shape security standards, policies and best practice across the organisation Supporting both IT and operational technology (OT) environments where required What We're Looking For: We're open to candidates from either architecture or senior engineering backgrounds, but you'll ideally have … sectors would be beneficial. Desirable CISSP or similar certifications Exposure to NIST, ISO27001 or security governance frameworks Experience supporting security transformation or maturity programmes OT or infrastructure security exposure Why Join? Major enterprise cyber transformation programme High visibility role with genuine influence Strong investment in cyber security Broad technical exposure ...

Were working with a large organisation undergoing significant cyber and digital transformation to hire a Cyber Security Architect focused on Operational Technology (OT) . This role sits within a dedicated Security Architecture function and is specifically aligned to securing industrial and operational systems click apply for full ...

leading engineering firm in Birmingham is hiring a Principal Cyber Security Consultant to lead multiple Operational Technology (OT) cybersecurity projects. The ideal candidate will have extensive experience in securing critical OT environments and a proven track record of managing complex security engagements. This role offers the opportunity ...

Cybersecurity Solution Architect OT/ICS/Vulnerability Management We are seeking an experienced Cybersecurity Solution Architect to design and deliver enterprise security solutions across IT and OT (Operational Technology) environments. This is a hands-on role focused on vulnerability management, risk mitigation, and secure architecture design within ...

Lincoln/Boston/Grimsby Permanent - Full time role 37 Hours with flexibility for part-time+ Overtime + Standby Rota Operational Technology (OT) refers to the set of digital xkybehq assets which are at the very heart of The following information aims to provide potential candidates with ...

Company description: Water Utility Company based in Yorkshire region of England. Job description: Commercial Specialist - Information Technology & Operational Technology Hello! Thanks for stopping by. Let us tell you about all the great reasons to join us here at Yorkshire Water: We offer a competitive salary, depending ...

OT/SCADA Engineer (Industrial Networks) North East Scotland (hybrid role) £63,000 + bonus (flexible for the right person) Working on a role that sits much closer to industrial networks and OT communications than a traditional SCADA position. The focus is on keeping critical OT network infrastructure running reliably … systems across offshore assets, helping ensure reliable communications, robust control infrastructure and secure, resilient performance. Youll be involved in: Managing and supporting industrial/OT communications networks Working with contractors responsible for fibre and offshore comms systems Supporting SCADA and control system infrastructure (OEM-led) Ensuring reliability and performance across ...

month rolling contractHours: 37 hours per weekIR35 Status: Inside IR35 £54 - Umb/£40 per hour - PAYE We are recruiting a Manufacturing IT OR OT Support Technician to support a leading Energy-sector manufacturing site in Worcester. This is a hands-on, site-based role to ensuring secure, reliable … standardised digital operations across production systems, supporting both local initiatives and global digitalisation programmes. Role Purpose The Manufacturing IT/OT Support Technician role focuses on IT/OT system support, network connectivity, and industrial cybersecurity, ensuring production systems remain operational, secure, and aligned with global standards. Working within ...

Support Technician/Manufacturing OT Engineer Client: Energy Sector Location: Worcester - Onsite Contract: 6‐month rolling contract Hours: 37 hours per week IR35 Status: Inside IR35 Umbrella - £54/PAYE -£40 per hour We are recruiting a Manufacturing IT OR OT Support Technician to support a leading Energy-sector manufacturing … ensuring secure, reliable, and standardised digital operations across production systems, supporting both local initiatives and global digitalisation programmes. Role Purpose The Manufacturing IT/OT Support Technician role focuses on IT/OT system support, network connectivity, and industrial cybersecurity. Working within a small technical team, you will support manufacturing ...