Instrument Supervisor

Role summary

Instrumentation and maintenance

• Works with flow, pressure, level, temperature, pH, gas-detection, vibration, and control-valve instruments.
• Performs and supervises calibration, instrument testing, loop checking, signal and I/O checks, and verification against reference equipment.
• Maintains calibration and maintenance documentation; diagnoses faults, replaces faulty components, investigates alarms, and performs preventive and corrective maintenance.

Control systems and process operations

• Checks PLC inputs and outputs, troubleshoots PLC/SCADA alarms, checks communications, and verifies signals between field devices, RTUs, PLCs, and SCADA.
• Supports troubleshooting of control panels and VFDs and assists automation engineers with modifications and upgrades.
• Verifies pump start/stop sequences, wet-well levels, level sensors, control logic, alarms, and interlocks to prevent overflow.

Safety and supervision

• Checks emergency shutdowns, critical alarms, interlocks, gas detection, and backup generator alarms; supports emergency troubleshooting and system restoration.
• Supervises technicians, allocates daily work, monitors progress, reviews completed activities, and coordinates with related teams.
• Follows HSE and permit-to-work requirements, maintains records, and reports major faults to management.

Qualifications and experience

• Diploma or degree in instrumentation, electronics, electrical, automation, or a related engineering discipline.
• At least 5–8 years of relevant industrial experience; supervisory experience is preferred.
• Experience in wastewater, sewage treatment, water treatment, pumping stations, utilities, or similar facilities is preferred.

Technical knowledge

• Strong knowledge of industrial instrumentation, calibration, loop checking, measurement, PLC/SCADA, RTUs, control panels, VFDs, analog and digital signals, and I/O testing.
• Knowledge of gas detection, pump control, instrument communications, alarms and fault diagnosis, emergency shutdowns, interlocks, and maintenance.