Job Description
Job Title:  Electronics Technician-CORE
Posting Start Date:  10/08/2026
Job Location:  Dammam
Legal Entity:  CORE
Job Description: 

Job Summary

  • Perform inspection, testing, repair and maintenance of assigned electronic and electrical systems on oilfield equipment under supervisor guidance.
  • Support troubleshooting and calibration of sensors, wiring, control circuits, instrumentation, data acquisition and equipment communication systems.
  • Assist with engines and transmissions electronic and electrical diagnostics, including harnesses, connectors, sensors, actuators, ECM/TCM-related checks and fault-code support.
  • Maintain safe work practices, accurate job records, good housekeeping and proper care of tools and test equipment.

Key Accountabilities

  • Operate safely at all times and comply with CORE Arabia QHSE requirements, workshop rules, permit controls and customer site requirements when applicable.
  • Inspect, test, maintain, repair and replace assigned electronic and electrical components such as pressure transducers, flow-meter signals, sensors, actuators, relays, switches, control panels, electric motors, wiring harnesses and 12/24 VDC control circuits.
  • Support diagnostics on engine and transmission electrical/electronic systems, including basic ECM/ TCM fault-code checks, sensor signal verification, harness continuity testing, connector inspection, voltage drop checks and actuator circuit testing.
  • Use approved diagnostic tools and test instruments, including digital multimeters, clamp meters, insulation testers, power supplies, signal generators and OEM/ service diagnostic applications where authorised.
  • Read electrical drawings, wiring diagrams and equipment schematics to trace faults, verify circuits and support repair decisions.
  • Assist in calibration, functional testing and commissioning of instrumentation, data acquisition systems, control boxes and equipment communication interfaces under supervision.
  • Carry out basic configuration, loading or update support for PLC, HMI, Windows-based equipment systems and data acquisition software only as instructed by the supervisor or Senior Electronics Technician.
  • Prepare clear inspection notes, test readings, defect reports, parts requirements and work-order updates to support accurate job history and customer reporting.
  • Escalate complex diagnostics, repeated failures, safety concerns, non-standard modifications or unclear technical findings to the Senior Electronics Technician or Service & Repair Centre Manager before proceeding.
  • Support final inspection and equipment testing activities to confirm safety, functionality and readiness for customer acceptance or workshop release.
  • Maintain assigned tools, meters, calibration accessories, workshop equipment and work areas in clean, safe and serviceable condition.

Knowledge, Skills and Aptitude

  • Educational Qualifications & Certifications: 
  • Diploma or technical certificate in Electronics, Electrical Technology, Automotive Electrical Systems, Mechatronics or a related technical discipline is preferred.
  • High school diploma with relevant hands-on electronics/ electrical maintenance experience may be considered.
  • Knowledge: 
  • Working knowledge of electronic and electrical maintenance practices in a workshop or oilfield equipment environment.
  • Basic understanding of pressure pumping and well service equipment, including sensors, transducers, instrumentation, control boxes and data acquisition systems.
  • Practical knowledge of engine and transmission electrical/ electronic systems, including wiring harnesses, connectors, sensors, actuators, ECM/ TCM interfaces and fault-code support.
  • Familiarity with 12/24 VDC electrical systems, grounding, fuses, relays, circuit protection, continuity, resistance, insulation and voltage testing.
  • Technical and General Skills: 
  • Electrical troubleshooting using schematics, wiring diagrams and test instruments.
  • Use of digital multimeters, clamp meters, insulation resistance testers, power supplies and basic diagnostic software.
  • Engine/ transmission electronics checks: fault-code retrieval support, sensor signal checks, connector pin inspection, harness repair support and actuator circuit verification.
  • Basic calibration and functional testing of pressure, flow, temperature and speed-related sensors/ transducers.
  • Wiring, termination, crimping, soldering, connector replacement and harness repair to workshop standards.
  • Basic support for data acquisition systems, PLC/ HMI interfaces, Modbus/ TCP-IP or similar communication arrangements under supervision.
  • Language Skills: 
  • Good working communication in English is required for manuals, drawings, job cards and technical reporting.
  • Experience: 
  • 2-4 years of relevant electronics/ electrical maintenance or workshop troubleshooting experience is preferred.

Key Interactions

  • Key Internal Contacts: Service & Repair Centre Manager/ Supervisor.Senior Electronics Technician/ Workshop/ Stores/ QHSE
  • Purpose of Interaction: Receive work priorities. Technical direction. Safety instructions. Job completion feedback. Coordinate job execution, parts requirements, inspections, testing, documentation, housekeeping and QHSE compliance.
  • Key External Contacts: Customers. OEM representatives/ Vendors/ Service Providers
  • Purpose of Interaction: Clarify part details, technical references and service requirements through approved communication channels.
  • Supervisor/ Manager: Service & Repair Centre Manager
  • Direct Reports:  NA