Electrical High Voltage/Low Voltage Field Service Technician I

Trystar; Houston (TX); On-site; USD 40,000 - 55,000; Full time

Job summary

Trystar is looking for a Field Service Technician I based in Houston, Texas. In this role, you will perform troubleshooting, maintenance, and repair on Trystar equipment at customer sites. You will support Level 2 and Level 3 technicians, conduct inspections, and document service activities while ensuring safety protocols are followed.

This position requires basic electrical skills, strong communication abilities, and a team-oriented mindset. Candidates with 0–2 years of experience and technical training are encouraged to apply.

Qualifications

• 0–2 years of relevant experience or technical training required.
• Developing ability to read schematics and technical documentation.
• Strong safety awareness and discipline is crucial.

Responsibilities

• Support Level 2 and Level 3 technicians on maintenance and retrofits.
• Assist with high and low voltage maintenance tasks.
• Perform routine inspections including IR scans and grounding tests.
• Maintain accurate documentation of service activities.

Skills

Basic electrical and mechanical aptitude

Communication skills

Problem-solving skills

Organizational skills

Safety awareness

Team player

Computer skills

Education

Electrical Apprentice, Electrical Journeyman, CET, EIT, ASCT

Job description

Trystar is a leader in power inverters, distribution equipment, and related services at the heart of supporting our electrical infrastructure. Our team members focus on producing the highest quality products in the industry and providing industry‑leading service. Safety and integrity are our guiding principles, and we work together to achieve excellence for our customers every day.

Job Title

Field Service Technician I

Overview

Trystar’s team members are our most important asset, and this position plays a critical role in achieving our strategic objectives. As a Field Service Technician, you will travel to customer sites and perform troubleshooting, maintenance, and repair activities on Trystar equipment. The Field Service Technician independently executes field service work and serves as Person‑in‑Charge (PIC) for defined service jobs. This role will work directly with customers and installers in the field and provide various field service activities for Trystar’s offerings from commissioning, planned maintenance, equipment upgrades, troubleshooting, and repair.

Core Values

• Safety – We believe everyone should leave Trystar facilities in the same or better condition than when they arrived.
• Integrity – We’re honest, transparent, and committed to doing what’s right.
• Customer focus – We have relentless focus on our customers and their success.
• Right with speed – We use good judgement, make thoughtful decisions quickly, and execute them with purpose and intensity.
• Play for each other – We’re a team. We show up for each other and we know that through teamwork we achieve greatness.
• Champion change – We know adaptation and improvement are requirements to survive and to thrive.
• Enjoy the journey – We create an environment where our team feels appreciated and has fun along the way.

Responsibilities

• Support Level 2 and Level 3 technicians on maintenance, retrofits, and commissioning activities.
• Assist with high and low voltage maintenance tasks and basic system checks.
• Perform routine inspection and testing activities including IR scans and repairs, grounding tests, and Z32 testing.
• Execute planned maintenance and assist with troubleshooting under supervision.
• Maintain accurate documentation of service activities, parts usage, and findings.
• Ensure adherence to all safety procedures and use of PPE.
• Communicate job status and elevate issues appropriately.
• Support all other field activities.

Scope & Autonomy

• Works under direct supervision.
• Executes defined tasks with limited decision‑making authority.
• May independently perform routine or repeatable testing tasks.

Requirements

• Basic electrical and mechanical aptitude.
• Developing ability to read schematics and technical documentation.
• Strong safety awareness and discipline.
• Excellent communication, problem‑solving, and organizational skills.
• Must be a team player, willing to work with others in a fast‑paced environment.
• Intermediate/advanced computer skills.
• This is a field‑based role and requires regular travel to customer sites. Travel may include local, regional, national, and cross‑border work depending on project requirements. Technicians must be willing and able to work on‑site for extended periods, including rotational schedules, shutdowns, commissioning windows, emergency service calls, and remote project locations.
• 0–2 years of relevant experience or technical training.
• Electrical Apprentice, Electrical Journeyman, CET, EIT, ASCT required.