1 to 25 of 27 Permanent Operational Technology Jobs in the South West

Closing date 23/07/2025 We are looking for a highly motivated and technically skilled Waste Site SCADA Systems Engineer to join our Operational Technology (OT) Waste SCADA support team. In this role, you will support the critical systems that keep our wastewater operations running 24/7, delivering essential wastewater services to millions of customers. … site-based SCADA platforms (targeting 99.2% uptime or higher). Perform essential planned maintenance, including health checks, patches, and hotfixes. Deliver site SCADA system updates and upgrades, ensuring programmable OT/ICA assets remain up to date. Diagnose and resolve faults across SCADA systems, HMIs, and PLCs to restore system functionality. Complete disaster recovery planning and perform annual "data of … and historical data. Escalate recurring faults and contribute to root cause analysis and long-term mitigation. Respond to SCADA-related service requests (TAPS) within 15 working days. Engage with OT Fault Databases to improve service delivery and reduce reactive workload. Support OT access, alarm, and event data requests for operational and compliance needs. Project & Change Support: Champion the OT More ❯

a cutting-edge business that is shaping the future of sustainable energy solutions. The role of MES Systems Admin offers a unique opportunity to work at the intersection of technology and manufacturing, where your expertise will directly drive efficiency, innovation, and excellence in operations. Based in Somerset, UK, this exciting position is perfect for someone passionate about making an … support seamless manufacturing workflows. - Collaborate with cross-functional teams to design, develop, and implement MES solutions that enhance operational performance. - Ensure seamless integration of the MES system with OT systems, including SCADA, WCS, and IoT, as well as IT systems like ERP, PLM, and QMS. - Troubleshoot and resolve MES-related issues while driving continuous improvement initiatives to minimise downtime … training sessions and workshops to empower stakeholders and ensure optimal utilisation of the MES system. What You Will Bring: - Proven experience with MES solutions, including configuration and integration with OT and IT systems. - Strong proficiency in C# programming and SQL databases, with an understanding of ISA-95 and ISA-88 standards. - A background in MES implementation within industries such as More ❯

a cutting-edge business that is shaping the future of sustainable energy solutions. The role of **MES Systems Admin** offers a unique opportunity to work at the intersection of technology and manufacturing, where your expertise will directly drive efficiency, innovation, and excellence in operations. Based in Somerset, UK, this exciting position is perfect for someone passionate about making an … support seamless manufacturing workflows. - Collaborate with cross-functional teams to design, develop, and implement MES solutions that enhance operational performance. - Ensure seamless integration of the MES system with OT systems, including SCADA, WCS, and IoT, as well as IT systems like ERP, PLM, and QMS. - Troubleshoot and resolve MES-related issues while driving continuous improvement initiatives to minimise downtime … training sessions and workshops to empower stakeholders and ensure optimal utilisation of the MES system. What You Will Bring: - Proven experience with MES solutions, including configuration and integration with OT and IT systems. - Strong proficiency in C# programming and SQL databases, with an understanding of ISA-95 and ISA-88 standards. - A background in MES implementation within industries such as More ❯

Leidos is a global leader in the integration and application of information technology, engineering, and science to solve demanding challenges for customers. We deliver mission-focused solutions including cloud services, enterprise IT solutions, data centre modernization, operational technology, and cyber security, including end-to-end cyber integration and high-grade encryption. We are seeking a Lead Software … an inclusive culture. We provide reasonable adjustments during the application process for candidates with disabilities. About Leidos: We work to make the world safer, healthier, and more efficient through technology, engineering, and science. Our UK work addresses complex problems in defence, healthcare, government, safety, security, and transportation. What makes us different: Purpose: Use your skills to help keep people More ❯

Lead Software Developer Leidos are a global leader in the integration and application of information technology, engineering, and science to solve the customers' most demanding challenges. We deliver mission-focused solutions including cloud services, enterprise IT solutions, data centre modernization, operational technology and cyber security including end-to-end cyber integration and high-grade encryption. We are … us know, and we will respond in a way that best fits your needs. Who We Are: Leidos UK & EUROPE- we work to make theworldsafer,healthier,andmore efficient through technology, engineering andscience. Leidosis agrowing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing … abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You caninspirechange. Collaboration:having flexibilityto do your job is one of our core benefits, enabling you to become part of our More ❯

Job Title:OT Industrial Engineer Location:United Kingdom Were working with a leading client in the industrial and critical infrastructure space who is looking for an OT Industrial Engineer. Youll need a strong controls background, solid industrial networking skills, and some experience with tools like Nozomi. If you enjoy working hands-on with OT systems and networks in fast-moving … environments, this could be for you. What youll do: Support and maintain OT systems (PLC, SCADA, DCS) Troubleshoot controls and networking issues, including firewalls and switches Help monitor and improve OT network security (using tools like Nozomi) Work closely with IT, engineering, and operations teams Make sure all work aligns with industry security standards What were looking for: Controls engineering … or industrial automation experience Good understanding of industrial networking (TCP/IP, VLANs, firewalls, network segmentation) Hands-on experience with OT security platforms (Nozomi is a plus) Familiar with major control system vendors (Siemens, Rockwell, Schneider, Honeywell) Comfortable in industrial or critical infrastructure settings Certifications are a bonus, but not required. - Scenario based skills are key. If youd like to More ❯

Job Title:OT Industrial Engineer Location:United Kingdom Were working with a leading client in the industrial and critical infrastructure space who is looking for an OT Industrial Engineer. Youll need a strong controls background, solid industrial networking skills, and some experience with tools like Nozomi. If you enjoy working hands-on with OT systems and networks in fast-moving … environments, this could be for you. What youll do: Support and maintain OT systems (PLC, SCADA, DCS) Troubleshoot controls and networking issues, including firewalls and switches Help monitor and improve OT network security (using tools like Nozomi) Work closely with IT, engineering, and operations teams Make sure all work aligns with industry security standards What were looking for: Controls engineering … or industrial automation experience Good understanding of industrial networking (TCP/IP, VLANs, firewalls, network segmentation) Hands-on experience with OT security platforms (Nozomi is a plus) Familiar with major control system vendors (Siemens, Rockwell, Schneider, Honeywell) Comfortable in industrial or critical infrastructure settings Certifications are a bonus, but not required. - Scenario based skills are key. If youd like to More ❯

Job Title:OT Industrial Engineer Location:United Kingdom Were working with a leading client in the industrial and critical infrastructure space who is looking for an OT Industrial Engineer. Youll need a strong controls background, solid industrial networking skills, and some experience with tools like Nozomi. If you enjoy working hands-on with OT systems and networks in fast-moving … environments, this could be for you. What youll do: Support and maintain OT systems (PLC, SCADA, DCS) Troubleshoot controls and networking issues, including firewalls and switches Help monitor and improve OT network security (using tools like Nozomi) Work closely with IT, engineering, and operations teams Make sure all work aligns with industry security standards What were looking for: Controls engineering … or industrial automation experience Good understanding of industrial networking (TCP/IP, VLANs, firewalls, network segmentation) Hands-on experience with OT security platforms (Nozomi is a plus) Familiar with major control system vendors (Siemens, Rockwell, Schneider, Honeywell) Comfortable in industrial or critical infrastructure settings Certifications are a bonus, but not required. - Scenario based skills are key. If youd like to More ❯

Job Title:OT Industrial Engineer Location:United Kingdom Were working with a leading client in the industrial and critical infrastructure space who is looking for an OT Industrial Engineer. Youll need a strong controls background, solid industrial networking skills, and some experience with tools like Nozomi. If you enjoy working hands-on with OT systems and networks in fast-moving … environments, this could be for you. What youll do: Support and maintain OT systems (PLC, SCADA, DCS) Troubleshoot controls and networking issues, including firewalls and switches Help monitor and improve OT network security (using tools like Nozomi) Work closely with IT, engineering, and operations teams Make sure all work aligns with industry security standards What were looking for: Controls engineering … or industrial automation experience Good understanding of industrial networking (TCP/IP, VLANs, firewalls, network segmentation) Hands-on experience with OT security platforms (Nozomi is a plus) Familiar with major control system vendors (Siemens, Rockwell, Schneider, Honeywell) Comfortable in industrial or critical infrastructure settings Certifications are a bonus, but not required. - Scenario based skills are key. If youd like to More ❯

Job Title:OT Industrial Engineer Location:United Kingdom Were working with a leading client in the industrial and critical infrastructure space who is looking for an OT Industrial Engineer. Youll need a strong controls background, solid industrial networking skills, and some experience with tools like Nozomi. If you enjoy working hands-on with OT systems and networks in fast-moving … environments, this could be for you. What youll do: Support and maintain OT systems (PLC, SCADA, DCS) Troubleshoot controls and networking issues, including firewalls and switches Help monitor and improve OT network security (using tools like Nozomi) Work closely with IT, engineering, and operations teams Make sure all work aligns with industry security standards What were looking for: Controls engineering … or industrial automation experience Good understanding of industrial networking (TCP/IP, VLANs, firewalls, network segmentation) Hands-on experience with OT security platforms (Nozomi is a plus) Familiar with major control system vendors (Siemens, Rockwell, Schneider, Honeywell) Comfortable in industrial or critical infrastructure settings Certifications are a bonus, but not required. - Scenario based skills are key. If youd like to More ❯

Job Title:OT Industrial Engineer Location:United Kingdom Were working with a leading client in the industrial and critical infrastructure space who is looking for an OT Industrial Engineer. Youll need a strong controls background, solid industrial networking skills, and some experience with tools like Nozomi. If you enjoy working hands-on with OT systems and networks in fast-moving … environments, this could be for you. What youll do: Support and maintain OT systems (PLC, SCADA, DCS) Troubleshoot controls and networking issues, including firewalls and switches Help monitor and improve OT network security (using tools like Nozomi) Work closely with IT, engineering, and operations teams Make sure all work aligns with industry security standards What were looking for: Controls engineering … or industrial automation experience Good understanding of industrial networking (TCP/IP, VLANs, firewalls, network segmentation) Hands-on experience with OT security platforms (Nozomi is a plus) Familiar with major control system vendors (Siemens, Rockwell, Schneider, Honeywell) Comfortable in industrial or critical infrastructure settings Certifications are a bonus, but not required. - Scenario based skills are key. If youd like to More ❯

Job Title:OT Industrial Engineer Location:United Kingdom Were working with a leading client in the industrial and critical infrastructure space who is looking for an OT Industrial Engineer. Youll need a strong controls background, solid industrial networking skills, and some experience with tools like Nozomi. If you enjoy working hands-on with OT systems and networks in fast-moving … environments, this could be for you. What youll do: Support and maintain OT systems (PLC, SCADA, DCS) Troubleshoot controls and networking issues, including firewalls and switches Help monitor and improve OT network security (using tools like Nozomi) Work closely with IT, engineering, and operations teams Make sure all work aligns with industry security standards What were looking for: Controls engineering … or industrial automation experience Good understanding of industrial networking (TCP/IP, VLANs, firewalls, network segmentation) Hands-on experience with OT security platforms (Nozomi is a plus) Familiar with major control system vendors (Siemens, Rockwell, Schneider, Honeywell) Comfortable in industrial or critical infrastructure settings Certifications are a bonus, but not required. - Scenario based skills are key. If youd like to More ❯

Job Title:OT Industrial Engineer Location:United Kingdom Were working with a leading client in the industrial and critical infrastructure space who is looking for an OT Industrial Engineer. Youll need a strong controls background, solid industrial networking skills, and some experience with tools like Nozomi. If you enjoy working hands-on with OT systems and networks in fast-moving … environments, this could be for you. What youll do: Support and maintain OT systems (PLC, SCADA, DCS) Troubleshoot controls and networking issues, including firewalls and switches Help monitor and improve OT network security (using tools like Nozomi) Work closely with IT, engineering, and operations teams Make sure all work aligns with industry security standards What were looking for: Controls engineering … or industrial automation experience Good understanding of industrial networking (TCP/IP, VLANs, firewalls, network segmentation) Hands-on experience with OT security platforms (Nozomi is a plus) Familiar with major control system vendors (Siemens, Rockwell, Schneider, Honeywell) Comfortable in industrial or critical infrastructure settings Certifications are a bonus, but not required. - Scenario based skills are key. If youd like to More ❯

Job Title:OT Industrial Engineer Location:United Kingdom Were working with a leading client in the industrial and critical infrastructure space who is looking for an OT Industrial Engineer. Youll need a strong controls background, solid industrial networking skills, and some experience with tools like Nozomi. If you enjoy working hands-on with OT systems and networks in fast-moving … environments, this could be for you. What youll do: Support and maintain OT systems (PLC, SCADA, DCS) Troubleshoot controls and networking issues, including firewalls and switches Help monitor and improve OT network security (using tools like Nozomi) Work closely with IT, engineering, and operations teams Make sure all work aligns with industry security standards What were looking for: Controls engineering … or industrial automation experience Good understanding of industrial networking (TCP/IP, VLANs, firewalls, network segmentation) Hands-on experience with OT security platforms (Nozomi is a plus) Familiar with major control system vendors (Siemens, Rockwell, Schneider, Honeywell) Comfortable in industrial or critical infrastructure settings Certifications are a bonus, but not required. - Scenario based skills are key. If youd like to More ❯

Note: The above information relates to a specific client requirement Accenture is a leading global professional services company, providing a broad range of services in strategy and consulting, interactive, technology and operations, with digital capabilities across all of these services. With our thought leadership and culture of innovation, we apply industry expertise, diverse skill sets and next-generation technology … As a Security Architect you will: Have the opportunity to join a growing and exciting team of security architects within a global multinational organization, specializing highly sensitive and rewarding technology centric transformation programs On a day to day basis you will integrates and collaborate with technical and solutions architects to define the security architecture for high-profile solutions within … specialists with a strong lean towards security often make good security architects. Job Qualifications Strong technical experience of security in at least one of the following areas: IP networking & OT On-premises architecture and Virtualization cloud platforms and Containerization Databases and LLMs Mobile Technologies & Application security Threat modeling techniques to identify security threats to systems, leading to the definition of More ❯

Note: The above information relates to a specific client requirement Accenture is a leading global professional services company, providing a broad range of services in strategy and consulting, interactive, technology and operations, with digital capabilities across all of these services. With our thought leadership and culture of innovation, we apply industry expertise, diverse skill sets and next-generation technology … As a Security Architect you will: Have the opportunity to join a growing and exciting team of security architects within a global multinational organization, specializing highly sensitive and rewarding technology centric transformation programs On a day to day basis you will integrates and collaborate with technical and solutions architects to define the security architecture for high-profile solutions within … essential, technical specialists with a strong lean towards security often make good security architects. Strong technical experience of security in at least one of the following areas: IP networking & OT On-premises architecture and Virtualization cloud platforms and Containerization Databases and LLMs Mobile Technologies & Application security Threat modeling techniques to identify security threats to systems, leading to the definition of More ❯

Why Join Us? Be part of an innovative and growing food manufacturing company with a commitment to sustainability and quality. Lead transformative initiatives and make a direct impact on operational success. Work in a collaborative environment that values diversity and fosters professional growth. Be part of a company that values the individual and has an "employee first" mindset. This … communication and customer service to end users, includingproactively updating customers on progress of their IT tickets. Diagnose and troubleshoot a wide range of IT and operational technology (OT) issues, including hardware, software and network problems in our manufacturing and office environments. Resolve incidents promptly and accurately, identifying when to escalate to higher-tier support as required. Process and More ❯

OT Cyber Security Consultant Location: UK-wide (Remote/Hybrid) Job Type: Full-time Salary: Up to £100K + Benefits (depending on experience) We are currently recruiting for two OT Cyber Security Consultants to join a leading, nationwide organisation delivering high-impact cyber advisory services across critical infrastructure and the built environment. These roles are ideal for experienced cyber professionals … and technical standards to shape secure, sustainable solutions. Key Accountabilities: Deliver high-quality cyber security advisory services to internal projects and external clients. Identify and assess cyber risks across operational technology and cyber-physical systems. Scope and design innovative mitigation strategies tailored to client needs. Contribute to the development and refinement of cyber advisory products and services. Support … the wider business. Required Skills & Qualifications: Proven experience in cyber risk management and advisory, ideally within the built environment or critical infrastructure . Strong understanding of cyber-physical systems , OT environments , and connected infrastructure . Experience applying assurance frameworks and technical standards (e.g. NIST, ISO27001, CAF). Background in governance, risk, and compliance (GRC) functions. Excellent communication and stakeholder engagement More ❯

OT Cyber Security Consultant Location: UK-wide (Remote/Hybrid) Job Type: Full-time Salary: Up to 100K + Benefits (depending on experience) We are currently recruiting for two OT Cyber Security Consultants to join a leading, nationwide organisation delivering high-impact cyber advisory services across critical infrastructure and the built environment. These roles are ideal for experienced cyber professionals … and technical standards to shape secure, sustainable solutions. Key Accountabilities: Deliver high-quality cyber security advisory services to internal projects and external clients. Identify and assess cyber risks across operational technology and cyber-physical systems. Scope and design innovative mitigation strategies tailored to client needs. Contribute to the development and refinement of cyber advisory products and services. Support … the wider business. Required Skills & Qualifications: Proven experience in cyber risk management and advisory, ideally within the built environment or critical infrastructure . Strong understanding of cyber-physical systems , OT environments , and connected infrastructure . Experience applying assurance frameworks and technical standards (e.g. NIST, ISO27001, CAF). Background in governance, risk, and compliance (GRC) functions. Excellent communication and stakeholder engagement More ❯

OT Cyber Security Consultant Location: UK-wide (Remote/Hybrid) Job Type: Full-time Salary: Up to £100K + Benefits (depending on experience) We are currently recruiting for two OT Cyber Security Consultants to join a leading, nationwide organisation delivering high-impact cyber advisory services across critical infrastructure and the built environment. These roles are ideal for experienced cyber professionals … and technical standards to shape secure, sustainable solutions. Key Accountabilities: Deliver high-quality cyber security advisory services to internal projects and external clients. Identify and assess cyber risks across operational technology and cyber-physical systems. Scope and design innovative mitigation strategies tailored to client needs. Contribute to the development and refinement of cyber advisory products and services. Support … the wider business. Required Skills & Qualifications: Proven experience in cyber risk management and advisory, ideally within the built environment or critical infrastructure . Strong understanding of cyber-physical systems , OT environments , and connected infrastructure . Experience applying assurance frameworks and technical standards (e.g. NIST, ISO27001, CAF). Background in governance, risk, and compliance (GRC) functions. Excellent communication and stakeholder engagement More ❯

OT Project Manager | 12 months | PAYE Rate dependent on Experience | Hybrid Exeter 2 days a week Opus are working with a key client on a project manager requirement. We are looking for someone to form a key member of the team for a long term project. Essential Proven track record in delivering Operational Technology (OT) projects from initiation … experience managing projects in compliance with Construction (Design and Management) (CDM) 2015 regulations, ensuring all design and construction activities adhere to statutory and internal safety standards. Desirable Familiarity with OT systems such as SCADA, DCS, PLCs, RTUs, and HMIs. Awareness of cybersecurity principles, particularly in relation to the Network and Information Systems (NIS) regulations. Understanding of IT/OT convergence … including the integration of OT systems with enterprise IT infrastructure. Knowledge of regulatory compliance frameworks and safety standards relevant to OT environments If this is of interest please apply with your latest CV and I will be in touch. More ❯

from system concepts to ongoing operational security audits. You will be exposed to a broad range of technologies and security skills, covering both embedded Operational Technology (OT) systems and the IT systems with which they interact. We collaborate closely with our customers, assisting them on their journey to good Cyber Security while ensuring the safety of their … to quality, reliability and safety Excellent verbal and written communication skills Must be able to attend regular meetings at customer sites in the UK. Degree in either engineering, information technology, computer science or similar. Benefits Collaborative working environment - we stand shoulder to shoulder with our clients and our peers through good times and challenges We empower all passionate technology More ❯

Field Engineer | Devon | £50,000 - £60,000 + Bonus SCADA | Operational Technology | PLC | Programmable Logic Controllers | Siemens | Schneider Electric | Ovarro Scope | Allen Bradley | Mitsubishi Electric | Omron | Rockwell Automation | Are you an experienced Field Engineer with solid Scada experience? Do you want to join a company with excellent benefits. If so I have a role for you.I’ve exclusively … opportunity for someone looking to advance in their career. With the growth there are lots of progression routes.If this of interest please apply or send your CV to SCADA | Operational Technology | PLC | Programmable Logic Controllers | Siemens | Schneider Electric | Ovarro Scope | Allen Bradley | Mitsubishi Electric | Omron | Rockwell Automation More ❯

SFC, LLD). Experience in software/systems design lifecycle. In-depth knowledge of network & serial communication protocols. Understanding of Control & Instrumentation Engineering and gas industry standards. Knowledge of Operational Technology Cyber Security. Experience with multiple PLC platforms (Allen Bradley, Siemens, Mitsubishi, etc.). Why us? Our client emphasizes professional development and upholds five core values: Safety, Service More ❯

SFC, LLD). Experience in software/systems design lifecycle. In-depth knowledge of network & serial communication protocols. Understanding of Control & Instrumentation Engineering and gas industry standards. Knowledge of Operational Technology Cyber Security. Experience with multiple PLC platforms (Allen Bradley, Siemens, Mitsubishi, etc.). Why us? Our client emphasizes professional development and upholds five core values: Safety, Service More ❯