26 to 50 of 58 Modbus Jobs in the UK

range of areas including Geo SCADA software, AVEVA PI, Outstations (RTUs), Communications (serial, PSTN, network TCP/IP, GSM and mobile data networks), telemetry protocols (DNP3, DNP3 WITS, MQTT, Modbus, IEC 60870-5-x, OPC, etc), Microsoft operating systems, Active Directory, server and client hardware, Microsoft Azure. Key Tasks • Detailed issue analysis, fault-finding and diagnostics• Work together with the More ❯

What You'll Do Design, maintain, and enhance embedded firmware for power control systems. Write and optimize C code for real-time applications. Troubleshoot and resolve field issues (e.g., Modbus communication, bearing failure detection). Collaborate with FPGA, hardware, and mechanical engineers on integrated solutions. Support both new product features and ongoing product maintenance. What We're Looking For Multiple More ❯

motors, sensors, relays, power systems, and I/O Designing and maintaining services that run on embedded Linux (often headless) Working with serial protocols (UART, I2C, SPI), MQTT, CANbus, Modbus etc. Handling real-time constraints, task scheduling, and resource-limited environments Debugging across layers: device logs, serial traces, signal timing, and hardware behaviour Building automated test rigs and simulation tools More ❯

motors, sensors, relays, power systems, and I/O Designing and maintaining services that run on embedded Linux (often headless) Working with serial protocols (UART, I2C, SPI), MQTT, CANbus, Modbus etc. Handling real-time constraints, task scheduling, and resource-limited environments Debugging across layers: device logs, serial traces, signal timing, and hardware behaviour Building automated test rigs and simulation tools More ❯

motors, sensors, relays, power systems, and I/O Designing and maintaining services that run on embedded Linux (often headless) Working with serial protocols (UART, I2C, SPI), MQTT, CANbus, Modbus etc. Handling real-time constraints, task scheduling, and resource-limited environments Debugging across layers: device logs, serial traces, signal timing, and hardware behaviour Building automated test rigs and simulation tools More ❯

motors, sensors, relays, power systems, and I/O Designing and maintaining services that run on embedded Linux (often headless) Working with serial protocols (UART, I2C, SPI), MQTT, CANbus, Modbus etc. Handling real-time constraints, task scheduling, and resource-limited environments Debugging across layers: device logs, serial traces, signal timing, and hardware behaviour Building automated test rigs and simulation tools More ❯

motors, sensors, relays, power systems, and I/O Designing and maintaining services that run on embedded Linux (often headless) Working with serial protocols (UART, I2C, SPI), MQTT, CANbus, Modbus etc. Handling real-time constraints, task scheduling, and resource-limited environments Debugging across layers: device logs, serial traces, signal timing, and hardware behaviour Building automated test rigs and simulation tools More ❯

and power generation. Proficiency with tools such as MATLAB, Simulink, PSPICE, OrCAD, Verilog/VHDL, or Microsoft Project. Programming skills in C/C++ Knowledge of communication protocols (CAN, MODBUS) a plus. Strong problem-solving, organizational, and abstract reasoning skills. Ability to collaborate effectively across cross-functional teams and serve as a technical leader. Why Join Us? Competitive salary and More ❯

monitoring. Understanding of transmission and distribution networks within the power sector. Competence in configuring network devices (switches, routers) and working with SCADA systems. Knowledge of communication protocols such as Modbus, MQTT, IEC61850, DNP3, DLMS. Awareness of electrical safety procedures and safe systems of work. Desirable Qualifications Degree or HND in electrical or systems engineering. Experience with high-accuracy metering standards More ❯

a technical mentor, guiding and supporting junior engineers within the cyber and OT engineering teams. Required Skills: Proven experience securing ICS/SCADA, PLCs, RTUs and industrial communication protocols (MODBUS, OPC, DNP3, etc.). Strong background in designing and configuring secure networks including switching, routing, and firewalls. Solid knowledge of IT/OT segmentation and secure cross-domain communications. Experience More ❯

a technical mentor, guiding and supporting junior engineers within the cyber and OT engineering teams. Required Skills: Proven experience securing ICS/SCADA, PLCs, RTUs and industrial communication protocols (MODBUS, OPC, DNP3, etc.). Strong background in designing and configuring secure networks including switching, routing, and firewalls. Solid knowledge of IT/OT segmentation and secure cross-domain communications. Experience More ❯

security technologies with at least 2 years serving critical infrastructure/industrial control systems, including SCADA, PLCs, RTUs, etc. Experience with securing systems running ICS-related communications protocols (e.g., MODBUS, OPC, DNP3, etc.). Experience securing cross-domain IT/OT communications and interfaces. Experience designing & configuring secure networks (Switching, Routing, Firewalls). Experience engineering security solutions for real-time More ❯

system concepts – Generation, Transmission, and Distribution. Knowledge of network applications (Power Flow, Contingency Analysis, State Estimator, Load Forecasting, etc.). Experience with communication protocols: IEC 101/104, DNP3, Modbus, ICCP. Working experience on Linux and Windows platforms. Knowledge of network security, redundancy, and failover mechanism in control center environments. Rewards & Benefits TCS is consistently voted a Top Employer in More ❯

solving technical problems and working collaboratively Ideally, youll also bring: 5+ years of experience in substation and/or BESS control systems Familiarity with protocols like IEC 61850, DNP3, Modbus, and OPC Experience with virtual environments (e.g. VMware) and network tools like Wireshark Knowledge of UK NIS cybersecurity standards HMI screen development and a solid understanding of automation systems Chartered More ❯

solving technical problems and working collaboratively Ideally, youll also bring: 5+ years of experience in substation and/or BESS control systems Familiarity with protocols like IEC 61850, DNP3, Modbus, and OPC Experience with virtual environments (e.g. VMware) and network tools like Wireshark Knowledge of UK NIS cybersecurity standards HMI screen development and a solid understanding of automation systems Chartered More ❯

Benefits: Competitive annual salary based on qualifications & experience Pension, free gym membership, generous holiday allowance. Qualifications & Experience - Some knowledge of IT systems, networks, serial communications, Modbus, or Bacnet protocols. - A keen interest in technology. - Some exposure to control systems, telecommunications, automation or integrated systems. - 18th Edition & CSCS card would be an advantage - Apprenticeship, HNC/HND or Degree in Building More ❯

Benefits: Competitive annual salary based on qualifications & experience Pension, free gym membership, generous holiday allowance. Qualifications & Experience - Some knowledge of IT systems, networks, serial communications, Modbus, or Bacnet protocols. - A keen interest in technology. - Some exposure to control systems, telecommunications, automation or integrated systems. - 18th Edition & CSCS card would be an advantage - Apprenticeship, HNC/HND or Degree in Building More ❯

/Electronic/Software Engineering, or related subject. Proven track record of delivering projects, preferably within SCADA and Automaton sectors. Knowledge of communications systems and SCADA protocols such as Modbus, DNP, and IEC 61850. Experience of implementation using PLC logic. Experience of configuration of Zenon HMI software would be advantageous. Software and IT systems background would be advantageous The Package More ❯

Cyber security Designing & implementation on ICS/OT network Architectures, Cybersecurity frameworks for ICS/OT environments NIST SP 800-82 and c, OT Network Communication Protocols (e.g., Ethernet, Modbus, OPC, IEC-101/104 etc.), Information Event Management (SIEM). Key Responsibilities: Designing and implementing technical solutions for asset discovery, OT cyber security, vulnerability assessment tools Define and implement More ❯

Cyber security Designing & implementation on ICS/OT network Architectures, Cybersecurity frameworks for ICS/OT environments NIST SP 800-82 and c, OT Network Communication Protocols (e.g., Ethernet, Modbus, OPC, IEC-101/104 etc.), Information Event Management (SIEM). Key Responsibilities: Designing and implementing technical solutions for asset discovery, OT cyber security, vulnerability assessment tools Define and implement More ❯

Cyber security Designing & implementation on ICS/OT network Architectures, Cybersecurity frameworks for ICS/OT environments NIST SP 800-82 and c, OT Network Communication Protocols (e.g., Ethernet, Modbus, OPC, IEC-101/104 etc.), Information Event Management (SIEM). Key Responsibilities: Designing and implementing technical solutions for asset discovery, OT cyber security, vulnerability assessment tools Define and implement More ❯

specifically S7-/1500. Strong ability to program EITHER PCS7 OR PlantPax for batch process systems Safety systems including safety relays and safety PLCs. Experience with Profibus, ProfiNet and Modbus communication protocols Experience with building and troubleshooting LAN and WAN networks Software specification and design in accordance with IEC 61508/IEC 6151 Ability to develop technical documentation such as More ❯

/1200/1500. Strong ability to program EITHER PCS7 OR PlantPax for batch process systems Safety systems including safety relays and safety PLCs. Experience with Profibus, ProfiNet and Modbus communication protocols Experience with building and troubleshooting LAN and WAN networks Software specification and design in accordance with IEC 61508/IEC 6151 Ability to develop technical documentation such as More ❯

low voltage/high voltage electricity transmission and distribution industry Experienced in delivering automation projects from design through to commissioning. Knowledge of communication systems and SCADA protocols such as Modbus, IEC 61850 and DNP. Experienced in FAT and SAT Preparation of project documentation such as FAT, SAT, operations manuals and design specifications Desirable: Experience in configuration of Zenon HMI software More ❯

on site and wants to progress within a supportive team. The Role: Commission, service, and optimise BMS systems across commercial and public sector sites Integrate third-party controls using Modbus, M-Bus, and BACnet protocols Diagnose faults, test, and calibrate systems to ensure efficient performance Produce accurate reports and as-fitted documentation Work closely with clients and project teams, providing More ❯