Field Service Engineer

Job Description

Job Description

This role involves nationwide travel across the U.S., depending on project needs.
The majority of projects are currently located in Texas.
While our office is located in Plano, TX, we are specifically looking for candidates based in West Texas area for easier mobilization.

Job Title: Field Service Engineer

Position Summary

Field Service Engineers are the technical backbone of our onsite service operations.
You will be responsible for advanced troubleshooting, commissioning support, preventive and corrective maintenance, and technical leadership for battery energy storage and inverter system.

You will interface directly with customers and lead onsite teams to ensure safe, efficient, and high-quality execution.

Responsibilities

Technical Execution

• Diagnose and repair complex faults related to BESS, PCS, inverters, and transformer systems
• Conduct commissioning activities including system validation, parameter adjustments, and firmware upgrades
• Analyse system logs, SCADA data, and control logic to determine root causes

· Operate diagnostic tools (balancers, CAN analyzers, firmware tools, SCADA interfaces).

• Prepare reports and technical documentation that required
• Assist in training new technicians and supporting team development

Onsite Leadership & Client Interface

• Lead FST teams to execute maintenance or repair scopes
• Coordinate daily work plans and resource allocation
• Provide clear communication to customers, EPCs, and owners
• Ensure work quality and schedule adherence

Safety, Compliance & Training

• Perform work in accordance with NFPA 70E, LOTO, OSHA, and site-specific safety rules
• Support development of SOPs and technical standards
• Train FST and junior engineers on procedures and best practices

Qualifications

Basic Requirements

• 3–8 years of experience in electrical engineering, power systems, industrial maintenance, or renewable energy
• Associate degree or bachelor’s in electrical engineering, Mechanical Engineering, Renewable Energy, or related technical field (or equivalent experience: Experience with BESS, inverters, solar projects, or high-voltage equipment.)
• Strong understanding of AC/DC systems, single-line diagrams, and control architectures
• Familiarity with CAN tools, multimeters, clamp meters, and other test equipment
• Ability to lead teams and work independently under limited supervision
• Strong analytical and communication skills
• Ability to travel 70%-100%

Preferred

• Experience with major BESS or inverter OEM equipment
• Experience with transformers, switchgear, or protection systems
• Familiarity with utility standards, grid operations, and power markets (preferred but not required)

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Equal Opportunity Employer Statement
BEST is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Company DescriptionBEST is a trusted global leader delivering innovative services for Battery Energy Storage Systems (BESS), inverters, and Power Conversion Systems (PCS) — supporting customers across North America, South America, the Middle East, and Africa.

Headquartered in Dallas, Texas, BEST provides professional commissioning, maintenance and troubleshooting services dedicated to ensuring safety, reliability and efficiency.

With a growing presence across the globe, our team of more than 200+ certified professionals have successfully completed more than 400 projects serving more than 20 GWH of energy storage capacity in 2 years. Committed to excellence, we are ready to provide efficient, secure, and trustworthy solutions for energy projects worldwide.

Company Description

BEST is a trusted global leader delivering innovative services for Battery Energy Storage Systems (BESS), inverters, and Power Conversion Systems (PCS) — supporting customers across North America, South America, the Middle East, and Africa.\r\n\r\n\r\n\r\nHeadquartered in Dallas, Texas, BEST provides professional commissioning, maintenance and troubleshooting services dedicated to ensuring safety, reliability and efficiency.\r\n\r\n\r\n\r\nWith a growing presence across the globe, our team of more than 200+ certified professionals have successfully completed more than 400 projects serving more than 20 GWH of energy storage capacity in 2 years. Committed to excellence, we are ready to provide efficient, secure, and trustworthy solutions for energy projects worldwide.