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Products See Overview

Dry Type Transformers

Cast resin, VPI and specialty transformers

Pad Mount Transformers

Single-phase and 3-phase liquid-filled transformers

Power Transformers

Medium voltage power distribution up to 100 MVA and beyond

Medium Voltage Switchgear

Gas-insulated and air-insulated switchgear solutions

Outdoor Substation Breaker

Configurable substation circuit breaker technology

Medium Voltage Packaged Unit Substations

Modular prefabricated power distribution system

Battery Energy Storage Systems

Flexible, scalable energy storage solution

Services See Overview

Field Service

After-sales service and support

Industries See Overview

Power Generation

Optimizing efficiency while improving the safety and sustainability of energy production.

Power Transmission

Innovating solutions that power a safe, reliable grid.

Power Distribution

Ensuring more efficient, reliable, and safer power distribution systems.

Solar Distribution

Supporting the development of solar platforms to shape a more sustainable future.

Wind Energy

Innovating wind technology to promote a cleaner, greener planet.

Commercial Buildings & Infrastructure

Meeting the ever-changing needs of global commercial infrastructure.

Data Centers

Designing solutions that power digital infrastructure.

Industrial Facilities

Engineering advanced power solutions that meet the needs of modern factories.

Rail & Transportation Systems

Supporting the electrification of modern transport systems and infrastructure.

About Us See Overview

Our Locations

With manufacturing plants and offices across 3 continents, we are here when and where you need us.

Leadership

Our exceptional team of executives, each a standout in their respective credentials, bringing together diverse expertise, visionary leadership, and innovative thinking.

Sustainability

Minimizing our impact and helping customers do the same.

News, Events & Resources See Overview

News

Stay connected with us and see why we are leaders in the industry.

Product Literature

Check out our literature library.

Events

Join us at these upcoming industry events.

Products See Overview

Dry Type Transformers

Cast resin, VPI and specialty transformers

Pad Mount Transformers

Single-phase and 3-phase liquid-filled transformers

Power Transformers

Medium voltage power distribution up to 100 MVA and beyond

Medium Voltage Switchgear

Gas-insulated and air-insulated switchgear solutions

Outdoor Substation Breaker

Configurable substation circuit breaker technology

Medium Voltage Packaged Unit Substations

Modular prefabricated power distribution system

Battery Energy Storage Systems

Flexible, scalable energy storage solution

Services See Overview

Field Service

After-sales service and support

Industries See Overview

Power Generation

Optimizing efficiency while improving the safety and sustainability of energy production.

Power Transmission

Innovating solutions that power a safe, reliable grid.

Power Distribution

Ensuring more efficient, reliable, and safer power distribution systems.

Solar Distribution

Supporting the development of solar platforms to shape a more sustainable future.

Wind Energy

Innovating wind technology to promote a cleaner, greener planet.

Commercial Buildings & Infrastructure

Meeting the ever-changing needs of global commercial infrastructure.

Data Centers

Designing solutions that power digital infrastructure.

Industrial Facilities

Engineering advanced power solutions that meet the needs of modern factories.

Rail & Transportation Systems

Supporting the electrification of modern transport systems and infrastructure.

About Us See Overview

Our Locations

With manufacturing plants and offices across 3 continents, we are here when and where you need us.

Leadership

Our exceptional team of executives, each a standout in their respective credentials, bringing together diverse expertise, visionary leadership, and innovative thinking.

Sustainability

Minimizing our impact and helping customers do the same.

News, Events & Resources See Overview

News

Stay connected with us and see why we are leaders in the industry.

Product Literature

Check out our literature library.

Events

Join us at these upcoming industry events.

Careers

GIS Service Technician

Position Overview

JST Power Equipment is seeking an Electrical GIS Field Service Technician to support installation, startup, and service of medium voltage gas-insulated switchgear (GIS). This role is structures to support a range of experience levels from L1 (entry-level) through L3 (advanced/startup capable).

The ideal candidate will possess strong technical aptitude, a willingness to learn, and the ability to support and train customers on JST equipment. This position plays a key role in representing JST and the OEM technical authority in the field.

A. Experience Levels

L1- Entry Level Technician

  • Basic electrical/mechanical knowledge
  • Assists with installation, inspection, and basic testing
  • Works under supervision of senior technicians

L2- Intermediate Technician

  • Performs inspections, troubleshooting, and basic startup support
  • Supports pre-startup checks and functional verification
  • Provides limited customer interaction and technical support

L3- Advanced Technician

  • Leads startup and energization activities
  • Performs advanced diagnostics and troubleshooting
  • Acts as on-site technical lead and customer interface
  • Provides training and technical guidance to customers and junior technicians

B.   Requirements

  • Associate’s degree or technical certification (or equivalent experience)
  • 2+ years of experience in electrical/mechanical service (field service preferred)
  • Ability to travel up to 70%
  • Strong problem-solving and troubleshooting skills
  • Ability to read and interpret electrical drawings and schematics

C.    Main Accountabilities

  • Attending project meetings as required, including coordination with customers and team members.
  • Installation and modification of electrical or mechanical components and subassemblies which may include Panelboard interiors; Circuit breakers; Bus bar; Switchgear section doors and subpanels; Addition of control components; Power cabling and control wiring.
  • Perform basic testing of modified assemblies.
  • Perform basic commissioning of switchboards, controls panels, and power products.
  • Troubleshooting of electrical circuits and networking equipment.
  • Coordinating with Technical Project Manager or manufacturing facilities to find solutions to product or commissioning issues identified by/or reported by the customer in the field and identifying additional field resources needed for installation and replacement parts.
  • Performing preventive maintenance, field installations and modifications to existing equipment
  • Customer facing culminations verbal / written (English)
  • Technical product support
  • Provide technical support and training to customers. Including equipment operation, maintenance procedures, and basic troubleshooting guidance.
  • Support field activities including documentation and reporting
  • Identify and communicate field issues, improvement opportunities, and customer feedback
  • Perform preventive maintenance, upgrades, and warranty-related service
Job Function: Operations & Service
Contract Type: Regular/Permanent
Job Location: Lake Mary, FL/Remote

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