Job Description
Troubleshooting and maintaining PLCs, HMIs, SCADA, VSDs, and instrumentation systems
Calibration and configuration of field instrumentation and sensors
Understanding of industrial control protocols (e.g., Profibus, Ethernet/IP, Modbus)
System backups, documentation, and change control for automation systems
Support for plant automation upgrades and projects
Compliance with engineering and SHEQ standards
Collaboration with cross-functional teams to resolve automation and control issues
Key Duties & Responsibilities
Automation and Instrumentation Reliability
Maintain PLCs, HMIs, SCADA systems, VSDs, servo systems, industrial PCs, instrumentation and related control system infrastructure.
Troubleshoot and resolve complex automation and instrumentation faults that impact plant availability, line efficiency or equipment reliability.
Conduct root cause analysis on repeat failures and implement corrective actions to prevent recurrence.
Support optimisation of machine sequences, utilities, processing and production line control systems to improve efficiency and reduce waste, water and energy losses.
Control System Governance and System Integrity
Conduct routine backups of PLC, HMI, SCADA, industrial PC, VSD, servo and machine parameter systems.
Maintain software version control and ensure all control system changes follow approved change control processes.
Test backups and disaster recovery procedures to ensure systems can be restored with minimal downtime.
Maintain adherence to approved control systems standards and ensure plant automation infrastructure remains aligned to approved technical requirements
Instrumentation Calibration and Technical Compliance
Execute and maintain the plant instrumentation calibration programme .
Ensure calibration certificates and records are complete, accurate and audit ready.
Maintain instrumentation installation, configuration, calibration and documentation standards.
Ensure automation and instrumentation work complies with SHEQ, GMP, food safety, electrical and engineering standards.
Technical Documentation and Asset Management
Maintain and update P&IDs, electrical schematics, control panel designs, industrial network diagrams and technical documentation.
Identify critical automation and instrumentation spares and support availability of required spares.
Support automation asset management by monitoring system health, technical risks, obsolescence and reliability concerns.
Conduct risk assessments on automation equipment and support mitigation actions.
Project, Commissioning and Technical Support
Provide technical input into automation related plant projects, upgrades and modifications.
Support FAT, SAT, commissioning, start up and handover of new or modified automationnsystems.
Liaise with OEMs, vendors and internal engineering teams for specialist technical support.
Provide escalation support to the Process Control Technician for complex shift based automation, instrumentation or control system faults.
KBI
Automation and instrumentation related downtime.
Repeat automation and instrumentation failures.
Preventative maintenance completion for automation and instrumentation assets.
Backup completion and disaster recovery test compliance.
Calibration completion and audit readiness. Control system availability and restoration time after failure.
Number of unresolved or recurring PLC, HMI, SCADA, VSD, servo or instrumentation faults.
Compliance with change control, version control and technical documentation standards.
Project commissioning and handover effectiveness.
Reduction in energy, water, waste and efficiency losses linked to control system performance.
Skills, Experience & Education
Education
N6 / S4 in Electrical Engineering, Instrumentation, Mechatronics, Control Systems or related field.
Preferred: National Diploma in Electrical Engineering,
Instrumentation, Mechatronics or Control Systems.
Electrical or Instrumentation trade test advantageous.
Experience
Minimum 3 5 years' experience as a Control & Automation
Technician, Automation Technician, Process Control Technician or similar role in a manufacturing environment.
Strong experience with PLC, HMI, SCADA, VSD, servo, instrumentation and industrial network systems.
Experience with Siemens S7 300 / S7 1500 PLC hardware and software, STEP 7 and TIA Portal.
Experience with Siemens HMI hardware and software, including WinCC and TIA Portal.
Experience with AVEVA, Archestra , InTouch or similar SCADA platforms.
Experience in bottling, packaging, processing, utilities or FMCG manufacturing environments advantageous.
Experience supporting fillers, labellers , blow moulders , shrink wrappers, palletisers , blenders, water treatment and processing plant equipment advantageous.
Experience with automation backups, disaster recovery, calibration programmes , technical documentation and root cause
Skills
PLC diagnostics, programming support and controlled modifications.
HMI and SCADA configuration support.
VSD and servo drive diagnostics.
Instrumentation calibration, configuration, installation and fault finding. Industrial network troubleshooting, including Ethernet,
Profinet , Profibus, AS i , Modbus and similar protocols.
Ability to interpret and update P&IDs, schematics, loop diagrams, control panel drawings and network diagrams.
Control loop understanding and process control principles.
Root cause analysis and structured problem solving.
Backup management, disaster recovery and version control discipline
Technical coaching and knowledge transfer.
Strong SHEQ, GMP, food safety and engineering standards awareness.
Deadline:6th August,2026