Pennsylvania Transformer Technology LLC (PTT) · 2 days ago
Field Service High Voltage Breaker Testing Specialist FSBT
Canonsburg,PA,US
Full-time
Onsite
Senior Level
5+ years expPennsylvania Transformer Technology LLC (PTT) is a company specializing in high voltage technology, and they are seeking a Field Service High Voltage Breaker Testing Specialist. The role involves performing advanced diagnostic testing, maintenance, repair, and installation of high-voltage circuit breakers to ensure their reliability and compliance with industry standards.
Electrical DistributionIndustrial ManufacturingManufacturing
Responsibilities
Perform acceptance, maintenance, and diagnostic testing on high-voltage, EHV, and UHV circuit breakers, including: Timing tests (Open, Close, OC/CO, C/OC, Trip-free, Reclose), Contact resistance (DLRO/micro-ohm), Motion/velocity analysis (travel, stroke, damping), Coil and motor current signatures, Insulation resistance and power factor testing, High-potential testing (as applicable), SF6 gas quality, moisture, and purity testing
Operate state-of-the-art breaker testing equipment (Doble, Omicron, Megger, Vanguard, etc.)
Validate control wiring, trip circuits, auxiliary contacts, and reclosing logic
Perform mechanical inspections and service: Lubrication of linkages, bearings, and operating mechanisms, Adjustment of latches, springs, dashpots, and operating rods, Inspection and replacement of worn components, Diagnose and repair control cabinets, trip coils, close coils, heaters, pressure switches, and motor actuators
Perform SF6 gas Handlin evacuation, filling, leak detection, reclaiming, and environmental reporting
Document breaker condition and identify corrective actions
Lead installation and commissioning of new high-voltage circuit breakers (dead tank, live tank, GIS, and hybrid)
Verify correct assembly, torquing, clearances, and alignment
Perform final acceptance testing and functional checks: SCADA / relay trip testing, Interlocking verification, Control and protection wiring validation, Support energization and live-system cutovers
Analyze test results to determine breaker health, end-of-life indicators, and remaining service life
Prepare clear, accurate, and timely technical reports detailing: Test data, Findings, Root causes (when applicable), Recommended maintenance or replacement actions
Review OEM manuals, engineering drawings, and maintenance history to support conclusions
Follow all OSHA, NFPA 70E, NETA, IEEE, and company safety procedures
Apply proper LOTO, grounding, and switching practices around HV equipment
Maintain calibration of all test instruments and track equipment care
Ensure environmental compliance for SF6 handling and reporting
Serve as the subject matter expert (SME) for high-voltage breaker testing and maintenance
Mentor junior technicians and guide them through advanced testing practices
Assist in the development and refinement of testing procedures, documentation, and best practices
Qualification
Required
Associate or bachelor's degree in electrical engineering, Power Engineering, or related field equivalent (or industry experience)
5+ years of experience with high-voltage circuit breaker testing, maintenance, or commissioning
Strong knowledge of IEEE breaker testing standards and NETA MTS/ATS practices
Hands-on experience with SF6, vacuum, oil, and hybrid breaker technologies
In-depth understanding of breaker operating mechanisms (spring-charged, hydraulic, pneumatic, magnetic-actuator)
Proficiency with testing devices: timing sets, DLRO, travel analyzers, motion sensors, and insulation testers
Strong ability to read wiring diagrams, control schematics, and interlocking logic
Excellent analytical, troubleshooting, and reporting skills
Ability to travel to job sites, often on short notice
Preferred
NETA Level III or IV certification
Experience with EHV/UHV breakers (230kV–765kV+)
OEM training from ABB/Hitachi, GE, Siemens, Mitsubishi, or similar
Experience commissioning GIS equipment
Familiarity with relay trip testing and protection systems
Company
Pennsylvania Transformer Technology LLC (PTT)
Pennsylvania Transformer Technology LLC (PTT) is a US-owned, industry leading manufacturer of a wide range of sizes and types of power transformers for the investor-owned electrical utility, municipal power, and industrial markets.
201-500 employees
H1B Sponsorship
Pennsylvania Transformer Technology LLC (PTT) has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2024 (3)
2023 (3)
2021 (1)
2020 (1)
Funding
Current Stage
Growth StageLeadership Team
Dan Kopchak
Chief Financial Officer
Company data provided by crunchbase