Field Resource Technician III

Fluence

Field Resource Technician maintaining and supporting Battery Energy Storage Systems for Fluence. Performing scheduled maintenance and troubleshooting electrical equipment with safety and efficiency.

Posted 7/2/2026full-timeCasa Grande • Arizona • 🇺🇸 United StatesMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

SwitchingTCP/IP

About the role

Key responsibilities & impact

Perform all aspects of service operations, maintenance, and support for Battery Energy Storage Systems.
Assist the RM with site reports, performing onsite LOTO and other written and verbal communications between the site and the Management Team, customers, vendors, etc.
Be responsible for site safety by utilizing best practices, building on established Fluence safety culture, and utilizing Fluence safety management systems.
Utilize stop-work authority when warranted.
Alert project team members immediately of issues and concerns.
Act as a mentor and resource for junior team members on complex technical issues.
Perform scheduled preventative maintenance on various BESS equipment and related assets (including but not limited to SCADA communications, Inverters, MV (Medium Voltage) & HV operations, HVAC, substations switching & inspections, etc.).
Assist the RM by creating, reviewing and executing work orders and accurate inventory management, data collection, and summary reports.
Aid in inspection, testing, and repair of utility-scale power and controls equipment, execute various technical tasks, processes, and procedures, such as: interpret single-line drawings and schematics, troubleshoot BESS installations and configurations, perform electrical testing, troubleshoot control wiring and I/O racks, configure TCP/IP and Modbus protocols, etc.
Support the RM in managing multiple 3rd party service vendors in the safe execution of O&M services across contracted BESS projects.
Assist the RM with creating/reviewing/approving/executing Work Orders, accurate inventory management, data collection and summary reports.
Hold responsibility for meeting timelines and schedules, scopes of work, quality assurances and inspections, successful troubleshooting and repairs, and work orders completion.

Requirements

What you’ll need

HS Degree and 4 plus years’ experience working in the electrical or renewable energy industries within generation / operations / technical teams (solar/wind/BESS/gas/hydro/distribution)
Demonstrated problem-solving skills related to electrical troubleshooting, read, and interpret schematic drawings, ability to follow company QC and testing procedures.
High level of attention to detail and focus on proper documentation.
Bidirectional inverters, 1500VDC and 630 VAC systems, extra for substations.
Using electrical testing equipment, including meggers and multi-meters.
Managed Ethernet Switches, Media Converters (Fiber & Serial).
HVAC & Chiller systems operations & maintenance.
Using Torque tools and Thermal Imaging tools to maintain/verify proper electrical connections.
Ability to adapt and work in extreme hot and cold environments, manage time and tasks effectively with a sense of urgency, and work overtime/weekends as needed.
Either currently hold, or able to immediately obtain certifications for OSHA 10, NFPA 70E, and CPR
Must be willing to travel frequently to assigned sites within the region
Able to operate company vehicles both on site as well as on public roads and highways.
Must have a current driver’s license with a good DMV record.
Requires ability to physically bend, stoop, sit, stand, walk, reach, climb ladders/steps, and lift at least 50 lbs.

Benefits

Comp & perks

Must be willing to travel frequently up to 3 weeks at a time
Able to operate company vehicles both on site as well as on public roads and highways.
Must have a current driver’s license with a good DMV record.
Requires ability to physically bend, stoop, sit, stand, walk, reach, climb ladders/steps, and lift at least 50 lbs.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Electrical TestingBidirectional InvertersMedium Voltage (MV) OperationsHigh Voltage (HV) OperationsSCADA CommunicationsTCP/IP ConfigurationModbus ProtocolsPreventative MaintenanceInventory ManagementQuality Control Procedures

Soft Skills

Problem-SolvingAttention to DetailEffective CommunicationMentoringTime Management

Certifications

OSHA 10NFPA 70ECPR