Field Operations Engineer - Battery Storage & Grid Tech

Better Ventures; Long Beach (CA); On-site; USD 130,000 - 180,000; Full time

Job summary

Critical Loop is seeking an Operations Engineer to lead deployment, operation, and maintenance of our mobile BESS fleet. You will ensure safe, reliable field operations and act as the primary liaison with controls and software teams to validate advanced control logic across diverse power applications.

This hands-on, customer-facing role requires strong field experience, clear communication, and willingness to travel up to 50% to support active sites. Safety comes first in daily operations.

Qualifications

• Experience operating battery energy storage systems in the field.
• Hands-on power electronics, electrical troubleshooting, and field maintenance.
• Experience with 480V or higher systems and safe de-energization checks.
• Strong communication and customer-facing skills.
• Ability to work independently with minimal supervision.
• Familiarity with electrical safety practices and regulatory standards.

Responsibilities

• Manage fleet scheduling, dispatch, deployment, and retrieval.
• Oversee site readiness, electrical connections, grounding, and startup during deployments.
• Commission battery energy storage and power systems in the field with de-energized verification.
• Develop and execute preventive and corrective maintenance plans to maximize fleet uptime.
• Lead hands-on troubleshooting of electrical, mechanical, battery, and power electronics issues.
• Serve as primary escalation point for on-site and remote troubleshooting and customer support.
• Travel up to 50%.

Skills

Battery energy storage

Power electronics

Electrical troubleshooting

Field maintenance

Customer communication

Electrical safety standards

Independent work

Travel readiness

Tools

Modbus

Telemetry platforms

Controls software

Job description

Critical Loop is seeking an Operations Engineer to lead deployment, operation, and maintenance of our mobile BESS fleet. You will ensure safe, reliable field operations and act as the primary liaison with controls and software teams to validate advanced control logic across diverse power applications.

This hands-on, customer-facing role requires strong field experience, clear communication, and willingness to travel up to 50% to support active sites. Safety comes first in daily operations.