Field Service Technician

LG Energy Solution Vertech, Inc.

. Perform field service activities on Battery Energy Storage Systems (BESS) and associated equipment from installation/commissioning through warranty and long-term O&M support .

Posted 9/29/2026contractWestborough • Massachusetts • United StatesJuniorMid-Level💰 $35 - $45 per hourWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Battery Energy Storage Systems (BESS) maintenance, troubleshooting, and support, with a strong foundation in electrical and mechanical engineering principles. Proficient in using CMMS platforms and Microsoft Office tools while ensuring compliance with safety standards and effective communication with customers and teams.

Highest-signal resume keywords

Battery Energy Storage Systems (BESS)Electrical Troubleshooting SkillsCMMS Platforms (SAP, Maximo, ServiceNow, Salesforce)Microsoft Office Proficiency (Excel, PowerPoint, Word)TCP/IP Networking Fundamentals

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Electrical Testing and Measurement EquipmentMechanical TroubleshootingReading Schematics and DrawingsSoftware TroubleshootingFirmware UpgradesPreventive and Corrective MaintenanceRoot-Cause InvestigationField Service ActivitiesSafety Compliance (LOTO, JHA/JSA, NFPA 70E, OSHA)Lean Problem-Solving

Soft Skills

Clear CommunicationCustomer EducationCollaborationFlexibilityProblem-Solving

Tools & Technologies

CMMSMicrosoft OfficeTeamsWebExDigital Service Platforms

Certifications & Qualifications

Valid Driver's License

Industry Keywords

Renewable EnergyPower Conversion SystemsEnergy Storage SystemsElectrical EquipmentEPCO&MPower GenerationTransmissionDistribution SystemsAlarm/Event Analysis

Tech Stack

Tools & technologies

ServiceNowTCP/IP

About the role

Key responsibilities & impact

Perform field service activities on Battery Energy Storage Systems (BESS) and associated equipment from installation/commissioning through warranty and long-term O&M support
Own availability and service-level commitments for assigned sites during service activities
Perform preventive and corrective maintenance on BESS and ancillary equipment
Support troubleshooting, repairs, component replacement, and system restoration
Support software and firmware upgrades and routine system checks
Document work performed, observations, and findings in service tools/work orders
Support service readiness for sites transitioning into long-term O&M
Provide remote technical support and basic troubleshooting via phone, Teams, WebEx, or similar tools
Support customer and contractor education on equipment operation, response expectations, and routine maintenance
Participate in after-hours on-call support on a rotation basis
Use CMMS and digital service platforms to complete work orders, track issues, and document service activities
Contribute field observations and lessons learned to procedures, troubleshooting guides, and training materials
Support root-cause investigations by collecting data, logs, and observations
Support product return and technical support processes
Collaborate with Senior FSEs, Service Engineering, site teams, and authorized service providers
Support subcontractor activities on site under direction of Senior FSEs or Site Leads
Execute work in compliance with safety policies and applicable standards, including LOTO, JHA/JSA, energized work controls, NFPA 70E, and OSHA
Report hazards, near misses, safety concerns, and improvement opportunities

Requirements

What you’ll need

B.S. in Electrical/Mechanical Engineering or equivalent technical experience
2–5 years of relevant experience in electrical, power, renewable energy EPC, or O&M environments
Fundamental knowledge of electrical testing and measurement equipment
Mechanical and electrical troubleshooting skills
Ability to read and interpret schematics and drawings
Experience supporting hardware and software troubleshooting activities
Ability to communicate clearly with customers and internal teams
Working knowledge of TCP/IP networking fundamentals
Exposure to energy storage systems, power conversion systems, or related electrical equipment
Proficiency with Microsoft Office tools (Excel, PowerPoint, Word)
Willingness to travel up to 50%
Flexibility with working off-hours and participating in the off-hours on-call rotation
Ability to lift and carry material
Valid driver's license and willingness/ability to drive and fly to remote sites
Desired: Experience with BESS, PCS, EMS, or renewable energy systems
Desired: Familiarity with CAN, Modbus, TCP/IP, and DNP3 protocols, alarm/event analysis, and firmware interactions
Desired: Experience using CMMS platforms such as SAP, Maximo, ServiceNow, or Salesforce
Desired: Knowledge of power generation, transmission, or distribution systems
Desired: Structured problem-solving or Lean experience