John Arvizu
TDE Electric
Wilmington,CA
1
Certification
41
years of professional experience
Experienced high-voltage electrical testing and commissioning professional with more than four decades of field experience supporting utility substations, hydroelectric facilities, co-generation sites, refineries, oil-field operations, hospitals, schools, commercial buildings, and industrial facilities. Extensive background as a Test B Technician, test technician, wireman, and foreman electrician. Skilled in substation commissioning, protective relay testing, end-to-end testing, automation and control upgrades, breaker and transformer testing, CT/PT testing and replacement, cutovers, cable splicing, and field maintenance. Long-term experience supporting Southern California Edison projects ranging from 4 kV through 230 kV.
Work History
Project Manager
4 Years 9 Months- Led cross-functional teams to deliver projects within budget and timeline constraints.
- Developed project plans, outlining scope, objectives, and resource allocation strategies.
- Successfully managed multiple projects simultaneously by prioritizing tasks according to urgency, resource availability, and alignment with organizational goals.
- Planned, designed, and scheduled phases for large projects.
- Met project deadlines without sacrificing build quality or workplace safety.
- Established effective communication among team members for enhanced collaboration and successful project completion.
- Delivered exceptional customer satisfaction by proactively addressing client concerns and meeting or exceeding expectations throughout the engagement process.
- Identified plans and resources required to meet project goals and objectives.
- Monitored project performance to identify areas of improvement and make adjustments.
- Negotiated and managed third-party contracts related to project deliverables.
- Maintained compliance with industry standards and regulations, conducting regular audits and updates to project practices.
- Reduced project costs by negotiating contracts with suppliers and optimizing resource allocation.
- Improved client relationships, consistently meeting or exceeding project expectations and maintaining open lines of communication.
- Tracked project and team member performance closely to quickly intervene in mistakes or delays.
- Maintained open communication by presenting regular updates on project status to customers.
- Monitored hourly labor costs, project financials, budgets, and overall job performance to maintain productivity and profitability.
- Coordinated with contractors, subcontractors, field personnel, vendors, and other project stakeholders to ensure efficient project execution.
- Provided oversight of projects from pre-planning and resource allocation through field execution, quality verification, and final project completion.
Test B Technician
7 Years 5 Months- Served as a Contract Test B Technician supporting Southern California Edison (SCE) projects, including Eastern Hydro facilities and substations ranging from 4 kV through 230 kV.
- Perform testing, commissioning, troubleshooting, and verification of substation systems, including electrical, protection, control, and communication equipment to ensure proper operation and readiness for service.
- Commission SAS-3 substation automation systems and MEER buildings, while supporting RTU upgrades, HMI systems, PLC controls, system integration, and equipment cutovers.
- Utilize Doble F6150 test equipment and ProTesT software to perform electrical testing, verify system performance, and support commissioning activities.
- Perform testing and functional verification of GE and SEL protective relays, including relay configuration verification, protection scheme testing, and end-to-end testing.
- Test and verify operation of yard power circuit breakers, current transformers (CTs), potential transformers (PTs), and associated control and protection circuits.
- Perform functional testing of control circuits, alarms, indications, interlocks, and associated substation equipment to verify systems operate according to project requirements.
- Support field troubleshooting, repairs, preventive and corrective maintenance, equipment upgrades, system modifications, and commissioning activities.
- Assist with energization and system cutovers, ensuring equipment and protection/control systems have been properly tested and verified prior to being placed into service.
- Work closely with engineers, utility personnel, contractors, and other field technicians to safely complete testing and commissioning activities in accordance with SCE procedures, project specifications, and applicable safety requirements.
Test B Technician/Wireman
9 Years 4 Months- Worked as a Wireman and Test B Technician supporting Southern California Edison (SCE) projects, including Eastern Hydro, Kern River Hydro, and multiple substations ranging from 4 kV through 230 kV.
- Performed protective relay upgrades and substation automation system upgrades, supporting modernization of protection, control, and monitoring systems.
- Conducted testing, troubleshooting, and verification of circuit breakers and transformers, while supporting equipment replacement and upgrade activities.
- Performed system cutovers and end-to-end testing during commissioning, equipment replacement, and substation upgrade projects to verify proper system operation.
- Tested, verified, and replaced potential transformers (PTs) and current transformers (CTs) and associated wiring and control circuits.
- Supported the installation, testing, commissioning, and energization of electrical equipment and control systems following new installations, modifications, upgrades, and equipment replacements.
- Worked closely with utility personnel, engineers, contractors, and field crews to safely complete testing, maintenance, upgrades, and commissioning activities in accordance with SCE procedures and project requirements.
Wireman/Test Technician
14 Years 1 Month- Worked as a Wireman and Test Technician supporting a wide range of industrial, refinery, oil-field, and private-utility projects throughout California, including projects along the California coast and throughout the Kern Valley.
- Performed testing, troubleshooting, and verification of Motor Control Centers (MCCs) used in refinery and oil-field applications, including projects associated with Mobil and Chevron.
- Conducted electrical testing and functional verification of generators, power transformers, and SF6 circuit breakers in industrial and utility substations and switchyards.
- Performed circuit breaker rebuilds, maintenance, troubleshooting, and testing, as well as transformer bushing replacement and associated equipment verification.
- Supported protective relay upgrades, including testing and verification of protection and control systems following equipment modifications and upgrades.
- Performed medium- and high-voltage cable splicing and cable testing in support of new construction, equipment installations, maintenance, repairs, and system upgrades.
- Assisted with electrical equipment installation, commissioning, troubleshooting, and maintenance, ensuring equipment was properly tested and prepared for safe operation.
- Worked collaboratively with electricians, technicians, engineers, contractors, and facility personnel to complete testing, maintenance, repair, and commissioning activities in industrial and utility environments.
Foreman Electrician
5 Years 2 Months- Worked as an Electrician and Foreman on large-scale industrial, commercial, educational, and institutional electrical construction projects.
- Supported major projects throughout the Los Angeles area, including Children’s Hospital Los Angeles (CHLA), Los Angeles Unified School District (LAUSD) facilities, and commercial high-rise buildings in downtown Los Angeles.
- Provided field supervision and hands-on electrical expertise, coordinating daily electrical construction activities while ensuring work was completed safely, efficiently, and according to project specifications.
- Supervised and supported electrical crews with installation, troubleshooting, maintenance, and completion of electrical systems in complex commercial and institutional environments.
- Coordinated field activities with general contractors, other trades, project management, and electrical personnel to maintain project schedules and resolve field-related issues.
- Helped ensure electrical installations complied with project drawings, specifications, applicable electrical codes, and established safety requirements.
- Provided leadership to field personnel by assigning work, monitoring progress, maintaining productivity, and promoting safe work practices throughout each project.
Skills
• Utility substation construction
commissioning
maintenance
troubleshooting
and field testing
• 4 kV through 230 kV substation and hydroelectric facility experience
• Protective relay testing involving GE and SEL relays
• End-to-end testing
relay upgrades
automation upgrades
and system cutovers
• Doble 6150 test equipment and ProTesT software
• SAS-3 systems
MEER buildings
RTU upgrades
HMI systems
and PLC controls
• Power circuit breaker (PCB)
SF6 breaker
transformer
CT
PT
and associated control-equipment testing
• Breaker rebuilds
transformer bushing replacement
cable splicing
and cable testing
• Industrial and commercial electrical construction and supervision
• Safety training for refinery
high-voltage utility
and healthcare construction environments
Certification
- Los Angeles Refinery Safety Overview (LARSO) Certified
- Occupational Safety Councils of America (OSCA) Certified
- High Voltage Safety Training (Edison)
- Office of Statewide Health Planning and Development Training (OSHPD 3)
- NETA Training
- OSHA 30 Training
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Timeline
Project Manager
TDE Electric
11.2021 - 08.2026Read More
Test B Technician
TRC
06.2014 - 11.2021Read More
Test B Technician/Wireman
DCI Electrical
02.2005 - 06.2014Read More
Wireman/Test Technician
TDE Electric
01.1991 - 02.2005Read More
Foreman Electrician
JH Bryant
11.1985 - 01.1991Read More