Technician - Instrumentation Engineering

Position Title: Technician – Instrumentation Engineering

Department: Maintenance (Instrumentation)

Reports To: Instrumentation Supervisor / Instrumentation Engineer

Job Overview

The Technician – Instrumentation Engineering is responsible for the installation, calibration, maintenance, troubleshooting, testing, and repair of plant instrumentation, control systems, analyzers, and field devices to ensure safe, reliable, and efficient plant operations. The role supports process control, automation, and plant reliability by maintaining instrumentation equipment in accordance with maintenance standards, manufacturer recommendations, and Health, Safety, and Environmental (HSE) requirements.

The successful candidate must possess strong knowledge of industrial instrumentation systems, control loops, process measurement devices, and troubleshooting techniques within a manufacturing, petrochemical, fertilizer, or process plant environment.

Key Responsibilities

1. Perform Preventive and Corrective Maintenance

Execute preventive, predictive, and corrective maintenance activities on field instruments, analyzers, control valves, transmitters, gauges, and control systems to ensure equipment reliability and availability.

2. Calibrate and Test Instrumentation Equipment

Calibrate pressure, temperature, flow, level, vibration, and analytical instruments in accordance with approved procedures and operational requirements.

3. Troubleshoot Instrument and Control System Faults

Diagnose and rectify faults affecting instrumentation devices, signal transmission systems, control loops, PLC interfaces, and process automation systems.

4. Install and Commission Instrumentation Systems

Install, configure, test, and commission field instruments, junction boxes, impulse lines, instrument tubing, control panels, and associated equipment.

5. Maintain Control Valves and Actuators

Inspect, troubleshoot, maintain, and assist in the calibration of control valves, actuators, positioners, and pneumatic systems to ensure optimal process control performance.

6. Interpret Technical Drawings and Documentation

Read and interpret P&IDs, loop diagrams, instrument datasheets, hook-up drawings, wiring schematics, and control system documentation to execute maintenance activities effectively.

7. Ensure Compliance with HSE and Quality Requirements

Comply with Permit-to-Work (PTW), Lockout/Tagout (LOTO), electrical isolation procedures, safe work practices, and all company Health, Safety, Environmental, and Quality standards.

Basic Technical Competencies and Skills

The ideal candidate should demonstrate competency in:

• Calibration and maintenance of pressure, temperature, flow, and level instruments.
• Troubleshooting of field instruments and process control systems.
• Knowledge of PLCs, DCS, SCADA, and industrial automation systems.
• Maintenance of control valves, actuators, and positioners.
• Understanding of instrumentation signals (4–20mA, HART, Foundation Fieldbus, Modbus).
• Reading and interpretation of P&IDs, loop diagrams, and wiring schematics.
• Use of calibration and test equipment such as pressure calibrators, multifunction calibrators, loop testers, and process simulators.
• Installation and maintenance of instrument cables, junction boxes, and field devices.
• Knowledge of process analyzers and measurement systems.
• Root cause analysis and fault-finding techniques.
• Good computer literacy and report-writing skills.
• Strong communication, teamwork, and problem-solving capability.

Qualification and Experience

Educational Qualification

• National Diploma (ND) in Electrical/Electronics Engineering, Instrumentation Engineering, Telecommunications Engineering, Industrial Electronics, or a related technical discipline;

OR

• Trade Test Grade I, II, and III in Electrical Installation, Industrial Electrical Maintenance, Electrical Engineering Trade, or a related field.

Professional Certification (Added Advantage)

• Electrical Installation Certification.
• Industrial Electrical Maintenance Certification.
• HSE Certification.
• PLC and Motor Control Training.
• Electrical Safety and Isolation Certification.

Experience

• Minimum of three (3) years' industrial experience in electrical maintenance, power distribution, industrial automation support, manufacturing operations, fertilizer plants, petrochemical facilities, power generation, cement plants, or similar industrial environments.
• Proven experience in maintaining motors, transformers, switchgear, MCCs, generators, and plant electrical infrastructure will be an added advantage.

Desired Attributes

• Strong commitment to safety and operational excellence.
• High attention to detail and accuracy.
• Strong troubleshooting and fault-diagnosis capability.
• Ability to work independently and under pressure.
• Good planning and organizational skills.
• Strong teamwork and interpersonal skills.
• Willingness to work shifts, overtime, and emergency maintenance assignments when required.