Performs field installation oversight, startup, commissioning, acceptance testing, troubleshooting, repair, and maintenance of oil-filled and dry-type power transformers. Interprets electrical diagrams, conducts transformer and relay testing, evaluates oil analysis, supports energization and outage coordination, documents technical findings, and provides customer-facing recommendations. The role also supports warranty investigations, root-cause analysis, quotations, continuous improvement, and emergency service response while traveling extensively to industrial, utility, and data center sites.
About Giga
What you'll doGiga is building gigawatts of AI data centers to hasten a future of intelligence and abundance. We build data centers fast and at scale by combining the capabilities of an equipment supplier, engineering firm, general contractor, and real estate developer under one roof. Our team moves quickly and thinks practically. If you're ready to make an impact in an industry that matters, we're looking for people like you.
- The Pace: We're building at a speed most companies talk about but never actually operate at. If you've been bored somewhere else, you won't be here.
- The Impact: Every person at Giga touches the work that matters. No layers, no waiting for approval chains. You'll see your fingerprints on what we ship.
- The Team: A team of operators defining the future of AI infrastructure. We recruit A-players from the most innovative companies in the world, and they choose Giga because the work here means more.
- The Moment: AI doesn't run without power, and that's us. Giga is the picks and shovels behind the AI revolution. This industry is about to explode, and you'll be in the room where it's already happening.
Giga Energy designs and manufactures switchboards, transformers, and modular data center power infrastructure for the AI and mission-critical data center market. We're building our field service function from the ground up to support commissioning, startup, and post-installation service for our transformer product line as it scales into utility, industrial, and hyperscale data center deployments.
As a Field Service Engineer – Transformers, you'll 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.
Where you'll workThis role is a a heavy travel position. This candidate must be open to 50-70% travel expectations.
- Base salary + travel per diem, competitive with market (benchmarked against ABB/Siemens/Powell field service compensation bands)
- On-call rotation for emergency customer support
- Company vehicle or travel allowance, per diem, and standard field service equipment provided
- 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
- 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)
- Experience with OEM transformer platforms (ABB, Siemens, GE, Hitachi Energy, Powell, ERMCO) or equivalent
- Familiarity with On-Load Tap Changers (OLTC), cooling systems (ONAN/ONAF/OFAF), and bushings
- NETA certification or working toward NETA Level II/III
- Experience with protective relay testing and interpretation
- Data center or mission-critical facility experience
- Prior experience at a transformer OEM, utility, or independent testing/service organization
How We Work
We value people who take ownership, raise risks early, communicate directly, and follow through. Incomplete information is part of the job. Make the best decision you can, document it, and adjust as the facts change. Move quickly on reversible decisions and take more care when security, safety, financial, employee, or customer risk is involved.
Benefits- Subsidized health, dental, and vision insurance
- Equity (options) in a rapidly growing startup
- 401(k) with 4% employer match
- Unlimited PTO
- Parental leave
- Healthcare and Dependent Care Flexible Spending Accounts (FSA) or Health Savings Account (HSA)
- Commuter benefits, where applicable
- Opportunities to collaborate in person at periodic team and company on-sites
Giga Energy is an equal opportunity employer and is committed to fostering an inclusive and diverse workplace. We do not discriminate based on race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other protected characteristic as outlined by federal, state, or local laws. Giga Energy complies with all applicable labor laws, including the California Fair Employment and Housing Act (FEHA) and other relevant state and federal regulations. We provide reasonable accommodations for qualified individuals with disabilities and encourage applicants who require accommodations during the hiring process to contact us.
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