Coho Technology Solutions is an experienced High Voltage Electrician to install, maintain, inspect, troubleshoot, and repair high-voltage electrical distribution systems and power-generating equipment in Great Lakes, Illinois. This position supports the operation and maintenance of complex electrical infrastructure, including substations, transformers, switchgear, shore power systems, and overhead and underground electrical distribution lines.

The successful candidate will possess extensive knowledge of high-voltage electrical systems, power distribution equipment, and AC/DC electrical principles. This individual must be capable of diagnosing and resolving complex electrical issues, performing equipment testing and repairs, and supporting shore power operations while maintaining strict compliance with established safety procedures and operational standards.

Responsibilities (include but are not limited to)

Install, modify, maintain, test, and repair electrical generation and distribution equipment, including transformers, circuit breakers, switchgear, fuses, capacitors, insulators, and protective devices.
Work with electrical distribution systems ranging from 480 volts to 69,000 volts.
Install, maintain, and repair overhead and underground electrical distribution lines, cables, connections, and associated components.
Troubleshoot electrical distribution circuits, generating equipment, and control systems to identify outages, short circuits, grounds, cable breaks, and equipment malfunctions.
Conduct electrical testing and inspections using specialized instruments, including voltmeters, ammeters, ohmmeters, meggers, phase rotation meters, and cable fault-locating equipment.
Install, connect, maintain, and test transformers, regulators, rectifiers, circuit breakers, and associated electrical control equipment.
Perform cable splicing, terminations, and repairs using mechanical connectors, soldering equipment, splicing clamps, and appropriate insulation materials.
Diagnose and repair switchgear, transformer banks, circuit breakers, electrical controls, relays, and supervisory control systems.
Perform emergency electrical cutouts, equipment substitutions, and repairs to restore electrical service and minimize service interruptions.
Connect and disconnect AC and DC shore power systems to submarines, ships, and other vessels in accordance with established Standard Operating Procedures (SOPs).
Determine appropriate phase sequence, voltage, and amperage requirements when connecting vessels to shore power systems.
Install, assemble, maintain, and troubleshoot shore power cables, plugs, cam-lock equipment, and electrical connections while ensuring proper phasing.
Operate line trucks, buggy trucks, and reel trucks to transport and position shore power cables between piers.
Conduct electrical inspections, monitor equipment operating conditions, record meter readings, and report abnormal operating conditions.
Follow Lockout/Tagout (LOTO) procedures and all applicable electrical safety requirements.
Complete required operational documentation, including shore power connection and disconnection records and equipment readings.
Maintain electrical distribution systems and equipment to ensure safe, reliable, and efficient operation.
Perform additional electrical maintenance and repair duties as assigned.

Essential Job Qualifications and Requirements

Required Experience

Demonstrated experience troubleshooting high-voltage electrical systems and identifying equipment failures, cable defects, and electrical faults

Required Knowledge and Technical Skills

Strong understanding of AC and DC electrical theory, circuit principles, and high-voltage electrical distribution systems
Knowledge of electrical generation and distribution equipment, including generators, transformers, circuit breakers, switchgear, and associated control systems
Ability to read and interpret electrical schematics, circuit diagrams, wiring drawings, maintenance manuals, and technical instructions
Proficiency in using electrical testing and diagnostic equipment, including voltmeters, ammeters, meggers, phase sticks, phase rotation meters, and cable-locating equipment