Operations Specialist - ESS CS Team

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Contractor Irvine, CA, US

2 days ago Requisition

Salary Range: $40.00 To $62.00 Hourly

Contract Operations Specialist -
ESS CS Team

Irvine, CA - on-site 5 days a week

LG Energy Solution Vertech, Inc. (LGES Vertech) is a leading provider of grid‑scale integrated energy storage systems, delivering safe, reliable, and high‑performance solutions to customers worldwide. Powered by our proprietary AEROS® energy operating system, we use advanced monitoring and controls to help customers optimize system performance and maximize the value of their energy storage assets.

At LGES Vertech, you’ll be part of a collaborative, team‑oriented organization that aspires to be humble, hungry, and smart, working together to transform the energy landscape and create a more sustainable future. We value innovation, accountability, and growth.

The ESS Residential CS Operations Specialist is a position created by LG Energy Solution’s rapid growth within the North American ESS battery market. Reporting to the Sr. Operation Specialist, this role will be responsible for customer account management and other CS tasks as designated by the Team / Part Leader. These activities include but are not limited to:

• Serve as the main point of contact for TRR (Truck Roll Reimbursement), Compensation, and Downtime Compensation payment‑related matters.
• Communicate effectively between ASC, 3rd parties, and installers to resolve payment issues.
• Verify and process invoices in alignment with the RMA policy, ensuring all required documentation and conditions are met.
• Update and manage invoice data and case statuses in Hub Spot CRM.
• Collaborate with management and external teams to approve payments and resolve pending invoice issues.
• Maintain master files for TRR, Compensation, and Downtime Compensation to ensure organized record‑keeping.
• Process and verify invoices related to warehouse operations, inventory movements, and retrievals, ensuring compliance with internal policies and supporting documentation.
• Liaise with logistics partners, warehouse staff, and customers to resolve discrepancies in inventory‑related invoicing.

• Serve as the dedicated account manager for TRR for B2B customers, provide necessary report to the customer periodically ensuring their needs are met efficiently and building strong professional relationships.
• Act as the main communication channel for TRR, Compensation, and Downtime Compensation payments, addressing customer concerns, and resolving issues proactively.
• Understand and oversee the RMA process, including approvals at Tier 3 level in the ECS/ERP system.
• Conduct detailed reviews of RMA submissions, including verifying battery serial numbers, error codes, and supporting documents.
• Coordinate with technical teams, CIC (Customer Interaction Center), and logistics to ensure proper handling and shipping of replacement units.
• Provide updates and support to the CIC team as needed.

• Monitor and manage inventory levels at third‑party (3PL) warehouses, ensuring accuracy between WMS (Warehouse Management System) records and physical stock.
• Coordinate with 3PL warehouse partners to resolve discrepancies between system data and on‑site inventory.
• Oversee the retrieval of unreturned batteries from customers, installers, and third‑party sites, ensuring timely return and proper record‑keeping.
• Arrange and track the shipment of new RMA replacement units to grid sites, and the return of defective (failed) units from customer sites to the…