Transformers Field Service Engineer | Onsite Power Expert

Giga Energy Inc.; Houston (TX); On-site; USD 90,000 - 130,000; Full time

Job summary

Giga Energy Inc. designs and manufactures switchboards, transformers, and modular data center power infrastructure.

As a Field Service Engineer – Transformers, you will be the technical face of Giga Energy at customer sites — commissioning new units, troubleshooting in-service equipment, and building the field service playbook as one of our first dedicated transformer FSEs. This heavy-travel role requires 50-75% travel, on-call support, a company vehicle or travel allowance, and the ability to

Qualifications

• Bachelor's degree in Electrical Engineering, Electrical Engineering Technology, or related field — OR equivalent experience (military electrical/electronics training, associate degree + relevant field experience)
• 2+ years of hands-on field experience with power/distribution transformers, switchgear, or related power delivery equipment (entry-level candidates with strong internships/training programs will be considered)
• Working knowledge of transformer testing: TTR, insulation resistance, DGA/oil analysis, power factor testing
• Ability to read and interpret electrical schematics, single-line diagrams, and winding/vector diagrams
• Willingness and ability to travel 50-75%, including domestic and potentially international sites
• Valid driver's license; ability to maintain/obtain a passport
• Physical ability to lift/move equipment components and work in industrial field environments (heights, confined spaces, outdoor conditions)

Responsibilities

• Perform on-site installation oversight, startup, and commissioning of power and distribution transformers (oil-filled and dry-type) at customer facilities
• Conduct acceptance testing per IEEE/IEC/NEMA and customer specifications prior to energization
• Support equipment energization planning, outage coordination, and site readiness reviews with customers, EPCs, and project managers
• Interpret and work from single-line diagrams, winding/vector diagrams, control schematics, and equipment nameplate data
• Perform Turns Ratio (TTR) testing, winding resistance, insulation resistance (IR/PI), power factor/dissipation factor, and SFRA testing
• Conduct Dissolved Gas Analysis (DGA) sampling and interpret oil analysis results to assess transformer health
• Perform relay and protection testing where transformers interface with protective schemes
• Diagnose and troubleshoot On-Load Tap Changer (OLTC/LTC) mechanisms, cooling systems, and control/monitoring equipment
• Document all test results and produce clear, customer-ready technical reports
• Execute troubleshooting, corrective maintenance, repair, and end-of-life/retrofit services on transformers in the field
• Proactively identify potential equipment failures and recommend corrective or preventive actions to customers
• Support warranty investigations, root cause analysis, and field failure reporting back to Engineering and Quality
• Respond to emergency service calls, including after-hours and weekend support as required
• Serve as the primary on-site technical representative for Giga Energy, building and maintaining strong customer relationships
• Communicate job status, technical findings, and recommendations clearly to customers, contractors, and internal stakeholders
• Prepare material lists, technical quotations, and scopes of work for follow-on service opportunities
• Coordinate with site engineers, contractors, and internal Engineering/Quality teams during outages and installs
• Comply fully with OSHA, NFPA 70E (arc flash/electrical safety), and Giga Energy EHS policies on every site visit
• Maintain required certifications (e.g., NETA, OSHA 10/30, first aid/CPR) and complete ongoing safety training
• Ensure all high-voltage work follows lockout/tagout (LOTO) and permit-to-work procedures
• Maintain timely, accurate service reports, timesheets, expense reports, and job status updates
• Feed field observations (failure modes, install issues, design feedback) into Giga's NCR/SCAR and continuous improvement processes

Skills

Electrical testing

Troubleshooting

Field service

Travel readiness

Education

Bachelor's degree in Electrical Engineering

Equivalent military/electrical training

Tools

DGA/oil analysis

TTR testing

Power factor testing

Job description

Giga Energy Inc. designs and manufactures switchboards, transformers, and modular data center power infrastructure.

As a Field Service Engineer – Transformers, you will be the technical face of Giga Energy at customer sites — commissioning new units, troubleshooting in-service equipment, and building the field service playbook as one of our first dedicated transformer FSEs. This heavy-travel role requires 50-75% travel, on-call support, a company vehicle or travel allowance, and the ability to