Timothy O’Brien
Goulburn,NSW
Summary
High Voltage Electrician with 15+ years’ experience across renewable energy, power distribution, and industrial electrical systems, specialising in field-based maintenance, HV switching, and fault response. Proven track record supporting utility-scale assets including wind turbines, substations, and distribution networks, with strong capability in remote site operations, fault diagnosis, and system reliability. Experienced working alongside engineers and control teams to troubleshoot complex electrical systems, minimise downtime, and maintain safe network operations. Known for operating independently in remote environments while maintaining strict compliance with HV safety, isolation procedures, and WHS standards.
Overview
16
16
years of professional experience
1
1
Certification
Work History
Electrical Service Technician (Leading Hand)
CXC Global
Crookwell, NSW
06.2025 - Current
- Perform HV switching operations on turbines and zone substations in line with network procedures
- Lead site-based maintenance activities as acting Leading Hand and EHS Representative
- Diagnose and repair electrical and mechanical faults across wind turbine systems
- Execute scheduled servicing and inspections to ensure maximum asset availability
- Work closely with engineers and remote teams to resolve technical issues and improve performance
- Maintain accurate service records, fault logs, and compliance documentation
Electrician (ASP Level 1 & 2)
Jace Cosgrove Electrical
03.2025 - 06.2025
- Installed, maintained, and repaired transformers, switchboards, and electrical infrastructure
- Conducted inspections and fault finding in line with Australian Standards and network requirements
- Supervised crews and coordinated work across multi-trade environments
- Interpreted electrical drawings and executed installations to specification
Industrial Electrician
Boral Cement
09.2024 - 03.2025
- Performed HV and LV switching operations across plant infrastructure
- Delivered preventive and breakdown maintenance on industrial equipment
- Responded to faults and breakdowns to minimise operational downtime
- Installed and upgraded electrical systems to site and regulatory standards
Electrical Service Technician (Wind)
GE Renewable Energy
05.2021 - 09.2024
- Maintained and serviced utility-scale wind turbines across multiple sites
- Performed HV switching operations and supported substation activities
- Conducted fault finding using diagnostic tools and system data analysis
- Worked at heights to inspect, repair, and replace mechanical and electrical components
- Collaborated with engineering teams to optimise turbine performance
- Produced detailed maintenance reports and system documentation
- Delivered training and competency assessments for technicians
Powerline Worker / Leading Hand
Essential Energy
02.2010 - 05.2021
- Performed construction, maintenance, and repair of HV/LV distribution networks
- Conducted switching and network operations in accordance with utility procedures
- Operated plant and equipment for overhead and underground network works
- Acted in supervisory roles, coordinating crews and field operations
- Inspected and tested network assets to ensure system integrity and safety
Education
Certificate III - Electrotechnology Electrician
TAFE NSW
01-2025
Certificate IV - Work Health & Safety
C.T.E.T
05-2016
Cert III - Electrical Supply Industry – Distribution
Essential Energy
02-2013
Cert IV - Training And Assessment
C.T.E.T
06-2015
Skills
- High Voltage Switching & Isolation (HV/LV)
- Renewable Energy Systems (Wind / Grid Infrastructure)
- Fault Finding & Diagnostics (Electrical & Mechanical)
- Preventive & Corrective Maintenance
- Transformers, Switchgear & Power Systems
- Remote Site Operations & Travel-Based Work
- SCADA / Monitoring Systems (Exposure)
- Safety Leadership & WHS Compliance
- Technical Reporting & Documentation
- Team Leadership & Field Coordination
Certification
- Electrical Licence (NSW) – Eligible for multi-state transfer
- High Voltage Switching Certification
- Electrical Contractor Licence
- White Card
- Forklift (LF)
- Elevated Work Platform (WP)
- Confined Space & Working at Heights
- Dogging (DG), Basic Rigging, Crane (C2)
- First Aid / Advanced Rescue
- Traffic Control (IMP – TCR)
Timeline
Electrical Service Technician (Leading Hand)
CXC Global
06.2025 - Current
Electrician (ASP Level 1 & 2)
Jace Cosgrove Electrical
03.2025 - 06.2025
Industrial Electrician
Boral Cement
09.2024 - 03.2025
Electrical Service Technician (Wind)
GE Renewable Energy
05.2021 - 09.2024
Powerline Worker / Leading Hand
Essential Energy
02.2010 - 05.2021
Certificate III - Electrotechnology Electrician
TAFE NSW
Certificate IV - Work Health & Safety
C.T.E.T
Cert III - Electrical Supply Industry – Distribution
Essential Energy
Cert IV - Training And Assessment
C.T.E.T