Lead Diagnostic Engineer

gigaenergy; United States; Remote; USD 110,000 - 170,000; Full time

Benefits offered by this job

Health insurance

Equity options

401(k) with match

Unlimited PTO

Parental leave

Per diem

Company vehicle

Commuter benefits

Job summary

gigaenergy is seeking a Lead Field Engineer to oversee on-site installation, commissioning, and diagnostic testing for oil-filled and dry-type transformers. You will work closely with customers to plan energization, coordinate outages, and ensure site readiness, while diagnosing issues with OLTCs, cooling, and protection interfaces.

The role combines hands-on technical work with customer-facing responsibilities, supports field reports and warranty investigations, and requires heavy travel with

Qualifications

• Bachelor's degree in Electrical Engineering or related field, or equivalent experience.
• 2+ years of hands-on field experience with transformers, switchgear, or related power equipment.
• Experience with transformer diagnostic methods: TTR, insulation resistance, DGA/oil analysis, and power factor testing.

Responsibilities

• Lead on-site installation oversight, commissioning, and startup of transformers at customer facilities.
• Perform diagnostic tests per IEEE/IEC/NEMA standards, including Turns Ratio, insulation resistance, power factor, SFRA, and DGA sampling.
• Support energization planning, outage coordination, and site readiness reviews with customers and project teams.
• Diagnose and troubleshoot OLTCs, cooling systems, bushings, and protection interfaces; recommend corrective actions.
• Produce customer-ready technical reports and feed observations into analysis and warranty processes.
• Serve as the primary on-site technical representative, including after-hours support.

Skills

Electrical engineering

Field experience

Diagnostic methods

Schematic interpretation

Education

Bachelor's degree in Electrical Engineering

Tools

DGA analysis tools

Job description

Role overview

A lead field engineering role focused on diagnostics, commissioning, and post-installation service for power and distribution transformers serving utility, industrial, and hyperscale data center customers. The position combines hands‑on technical work with customer-facing responsibilities, helping establish diagnostic and service capabilities for a scaling transformer product line. Travel is heavy and on‑site presence is central to the work.

Responsibilities

• Lead on‑site installation oversight, commissioning, and startup of oil‑filled and dry‑type transformers at customer facilities.
• Conduct acceptance and diagnostic testing per IEEE/IEC/NEMA standards, including Turns Ratio, insulation resistance, power factor, SFRA, and Dissolved Gas Analysis sampling.
• Support energization planning, outage coordination, and site readiness reviews alongside customers, EPCs, and project managers.
• Diagnose and troubleshoot On‑Load Tap Changers, cooling systems, bushings, and protection interfaces; recommend corrective or preventive actions.
• Produce customer‑ready technical reports and feed field observations into failure analysis, warranty investigations, and continuous improvement processes.
• Serve as the primary on‑site technical representative, including emergency response with after‑hours and weekend support.

Requirements

• Bachelor's degree in Electrical Engineering or related field, OR equivalent experience such as military electrical training or an associate degree with relevant field work.
• 2+ years of hands‑on field experience with power/distribution transformers, switchgear, or related power delivery equipment.
• Working knowledge of transformer diagnostic methods: TTR, insulation resistance, DGA/oil analysis, and power factor testing.
• Ability to interpret electrical schematics, single‑line diagrams, and winding/vector diagrams.
• Willingness to travel 50-75%, including domestic and potentially international sites.
• Valid driver's license; ability to maintain or obtain a passport; physical ability to lift equipment and work at heights, in confined spaces, and in outdoor industrial environments.

Nice to have

• Experience with major OEM transformer platforms.
• Familiarity with On‑Load Tap Changers, cooling systems (ONAN/ONAF/OFAF), and bushings.
• NETA certification or progress toward NETA Level II/III.
• Protective relay testing and interpretation experience.
• Data center or other mission‑critical facility background.

Benefits and work setup

• Subsidized health, dental, and vision insurance.
• Equity options in a rapidly growing startup.
• 401(k) with 4% employer match.
• Unlimited PTO and parental leave.
• Healthcare and Dependent Care FSA or HSA, plus commuter benefits where applicable.
• Heavy travel position with company vehicle or travel allowance, per diem, and standard field service equipment provided.
• On‑call rotation for emergency customer support.