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Senior Instrumentation Technician
About this role
A senior role for an Instrumentation Technician responsible for supporting reliability, maintenance and safe operation of process control and safety-instrumented systems. The position involves diagnosing faults in DCS, PLC and SCADA, leading commissioning activities, coordinating maintenance, and mentoring junior technicians. It also includes managing calibration of flow meters and transmitters, overseeing ESD and Fire and Gas systems, and ensuring accurate maintenance records. The employer, Arion Energy Services, provides engineering, projects and operations services to oil and gas, power and maritime sectors and emphasises an AIR approach to service delivery.
What you would do
- Diagnose and resolve faults in DCS, PLC and SCADA systems
- Calibrate and test flowmeters, pressure and temperature transmitters, and process analysers
- Maintain readiness of ESD and Fire and Gas detection systems
- Lead instrumentation commissioning activities and support equipment testing
- Supervise and coordinate junior technicians and third-party contractors
- Maintain maintenance records, calibration certificates and equipment data in CMMS
- Prepare and manage Permit to Work (PTW) and Lockout/Tagout (LOTO) requirements
- Interpret P&IDs and loop diagrams and other technical drawings
- Provide technical guidance and coaching to junior team members
- Mentor and develop peers to enhance team capability
What they are asking for
- Diploma or HND in Instrumentation, Electronics or Electrical Engineering
- Typically 5–8 years of hands-on oil and gas instrumentation maintenance experience
- Strong troubleshooting skills for DCS, PLC and SCADA systems
- Proficiency with HART communicators and calibration software
- Experience with vendor control systems such as Emerson DeltaV and Siemens PLC
- Ability to interpret complex engineering drawings and documentation
- Relevant ISA certifications preferred
- Strong problem-solving and team coordination abilities
- knowledge of PTW and equipment isolation procedures
- ability to work in remote/offshore environments and perform physically demanding tasks safely
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