ESS Field Technician – Battery Storage & Solar

Redwood Materials; Reno (NV); On-site; USD 70,000 - 100,000; Full time

Job summary

Redwood Materials is seeking a Field Service Technician to support the safe, reliable operation of our energy storage systems (ESS) across remote field locations. You will travel extensively, up to 75%, to perform hands-on electro-mechanical service, maintenance, and rapid troubleshooting to maximize uptime.

The role requires strong electrical and mechanical maintenance skills, experience with high/low voltage systems, inverters, and BMS, and the ability to work independently in remote locations

Qualifications

• Strong electro-mechanical troubleshooting and repair skills with preference for battery storage / ESS systems.
• Solid background in electrical systems (high/low voltage), inverters, BMS, and mechanical maintenance.
• Ability to work independently with a safety-first mindset in remote locations.

Responsibilities

• Travel up to 75% to remote ESS installations to deliver field repairs, maintenance, and troubleshooting of battery storage equipment.
• Perform routine and preventative maintenance, inspections, and commissioning of battery storage systems.
• Respond to service requests, complete work orders, and maintain detailed documentation of activities.
• Manage on-site field projects and coordinate with contractors/third-party vendors.
• Develop and refine standard work instructions (SWIs) for field service tasks.
• Identify and mitigate safety hazards, particularly in high-voltage battery environments.
• Collaborate with operations, engineering, and EHS teams to implement process improvements.
• Operate specialized tools and diagnostic equipment safely and effectively.
• Complete daily task lists and support scaling of ESS deployments.

Skills

Electro-mechanical troubleshooting

Electrical systems (high/low voltage)

Inverters

BMS

Mechanical maintenance

Independent work

Tools & diagnostic equipment

Field service documentation

Physically able to lift 50 lbs

Valid driver’s license

Tools

Diagnostic tools

Job description

Redwood Materials is seeking a Field Service Technician to support the safe, reliable operation of our energy storage systems (ESS) across remote field locations. You will travel extensively, up to 75%, to perform hands-on electro-mechanical service, maintenance, and rapid troubleshooting to maximize uptime.

The role requires strong electrical and mechanical maintenance skills, experience with high/low voltage systems, inverters, and BMS, and the ability to work independently in remote locations