Job description

Job TitleControls Support EngineerJob Description

Controls Support Engineer – Baggage Handling System (BHS)

Job purpose statement

•  Mid to high level technical expert for PLC and Low-Level Control (LLC) infrastructure of the Baggage Handling System.

•  Ensure reliable operation, maintenance, troubleshooting and optimization of PLC-controlled BHS equipment and associated control systems.

•  Provide technical support for PLCs, field devices, safety systems control interfaces control-related faults, modifications, testing, and performance issues.

•  Support the Maintenance Manager in maintaining system availability, reliability and contractual service requirements.

•  Act as a technical focal point for PLC/control-related faults, modifications, testing, and performance issues.

•  Support continuous improvement and professionalization of site-based BHS control and maintenance services.

Scope

•  First-line and advanced technical support for BHS Low-Level Controls, PLC systems, remote I/O, industrial networks, drives, scanners, sensors and associated field equipment.

•  Diagnosis, analysis and restoration of PLC/control incidents affecting BHS operations.

•  Technical support for preventive, corrective, breakdown and emergency maintenance activities related to BHS controls.

•  Coordination of technical incidents with Senior Controls Support Engineer, Maintenance Manager, OEM specialists and Global Service Desk when required.

•  Monitor PLC/control-system health, communication status, alarms, recurring faults and overall performance.

•  Support contingency procedures, recovery trials, shutdown/start-up activities and crisis recovery exercises.

Qualification and abilities

•  Bachelor’s degree / Diploma in Electrical, Electronics, Instrumentation, Automation, Mechatronics, Control Engineering or equivalent technical qualification.

•  Minimum 10 years of relevant experience in PLC/automation system and preferably 5 years of experience in Baggage Handling Systems.

•  Strong practical knowledge of PLC programming, diagnostics and troubleshooting; Siemens S7 / TIA Portal experience is preferred.

•  Strong knowledge of Low-Level Controls (LLC), control panels, remote I/O systems, industrial field devices and control architecture.

•  Good knowledge of industrial communication networks such as PROFINET, PROFIBUS, Ethernet/IP and Modbus TCP/IP.

•  Experience with VFDs, motor control, encoders, sensors, scanners, photoelectric devices and safety-related equipment.

•  Ability to read and understand electrical drawings, control schematics, network diagrams, I/O lists, functional descriptions and PLC logic.

•  Knowledge of SCADA/HMI systems and their interface with PLC-controlled equipment.

•  Basic understanding of server/client architecture, networking, virtualization and IT infrastructure associated with BHS controls is preferred.

•  Good English verbal and written communication skills and ability to work independently within multidisciplinary teams.

•  Good understanding of safe working practices, permit-to-work requirements and electrical/control-system safety procedures.

Responsibilities

•  Diagnose PLC, control-system, communication and field-device faults and restore equipment within agreed response and resolution targets.

•  Perform Root Cause Analysis (RCA) for recurring or critical BHS control-system failures and recommend permanent corrective actions.

•  Troubleshoot PLC hardware/software, I/O modules, communication interfaces, industrial networks, drives, sensors, actuators and safety circuits.

•  Monitor PLC alarms, diagnostic buffers, communication faults, system logs and equipment status to identify potential failures.

•  Perform PLC backup, program verification, comparison, restoration and controlled software modifications as authorized.

•  Ensure PLC program changes and configuration modifications follow approved change-management procedures.

•  Support preventive maintenance and health checks of PLC panels, control cabinets, industrial network devices, remote I/O and related equipment.

•  Support breakdown, corrective and emergency maintenance during operational disruptions.

•  Coordinate technical incidents with Controls Support Engineer, IT Engineer, OEM and Global Service Desk where higher-level support is required.

•  Support testing and validation of contingency modes, recovery procedures, failover scenarios and operational recovery plans.

•  Maintain updated backups of PLC programs, configurations, parameters, network settings and related technical documentation.

•  Provide technical guidance and on-the-job support to maintenance technicians regarding PLC/control troubleshooting.

•  Ensure compliance with site safety, cybersecurity, configuration-management and maintenance procedures.

•  Identify opportunities to improve system reliability, availability, maintainability and operational performance.

List of key activities

•  Execution of daily PLC and control-system maintenance activities.

•  Daily/weekly inspections and health checks of PLC and LLC systems.

•  Review PLC diagnostics, communication status, alarms and system performance.

•  Troubleshooting and fault-finding during BHS equipment failures.

•  Attend and resolve PLC-related breakdown calls.

•  Check PLC-to-PLC, PLC-to-SCADA/HMI and PLC-to-field-device communication.

•  Perform PLC program backups and configuration verification as per approved schedules.

•  Support preventive and corrective maintenance of control panels and field devices.

•  Support replacement/configuration of PLC CPUs, communication modules, I/O modules, network switches, drives and associated equipment.

•  Participate in planned shutdowns, system restart activities, testing, commissioning and operational trials.

•  Support major incident coordination and provide timely technical updates to relevant stakeholders.

•  Participate in RCA and preparation of corrective/preventive action plans.

•  Monitor repeated faults and identify opportunities for permanent technical improvements.

•  Coordinate with Operations, IT, Maintenance, OEM specialists and Global Service Desk.

•  Maintain PLC-related maintenance records, fault reports, backup records and change documentation.

•  Contribute to weekly, monthly and quarterly reports covering system failures, recurring faults, availability and improvement activities.

•  Support training and knowledge transfer to maintenance technicians and other site personnel.

Work pattern

Differentiator

•  Advanced troubleshooting capability for complex PLC and Low-Level Control faults affecting BHS availability.

•  Ability to understand the complete control chain from PLC logic through industrial networks to field devices and mechanical equipment.

•  Ability to identify root causes of repetitive faults rather than only restoring equipment temporarily.

•  Effective coordination between Controls, IT, Operations, Maintenance, OEM and client teams.

•  Development and implementation of improvements in PLC programs, diagnostics, maintenance methods, tools and system reliability.

•  Strong focus on preventive actions, lifecycle management and continuous improvement.