BESS Site Service Manager

Job Description

Job Description

BESS Site Service Manager

Onsite at the Atlas Arizona field site (West of the Phoenix area)

Company Overview

LG Energy Solution Vertech, Inc. (LGES Vertech) is a full-service energy storage system supplier and integrator. Using our core strengths of expert service to our customers, unparalleled safety, and excellence in manufacturing, we bring standardized, fully integrated energy storage systems to a rapidly growing worldwide market. Our systems address our customers' needs to reduce capital equipment and installation costs while enhancing system level performance and reliability using automated monitoring systems and analytics across the battery, power conditioning and auxiliary systems. Our AEROS® energy operating system is the engine of innovation to provide advanced control functions allowing our customers to maximize the value of their energy storage assets. Our service capabilities include advanced monitoring and analytics, scheduled maintenance, augmentation, and auxiliary system upgrades. The combination of excellence in battery technology and production coupled with nearly two decades of energy storage integration makes LGES Vertech a leading supplier and integrator in the power and energy markets.

LGES Vertech is a highly matrixed, team oriented organization that fosters cross functional collaboration and innovation. The company seeks high caliber candidates with proven experience and with characteristics that embody our corporate commitment to the virtues of humble, hungry and smart in all we do. Our diverse and growing team enjoys competitive salaries, generous benefits, including 100% employer sponsored medical, dental, vision, life and disability insurance.

For more information about LGESVT, please visit www.lgensol-vt.com.

Position Overview

The BESS Site Service Manager is responsible for overseeing the operation, maintenance, and service delivery of Battery Energy Storage Systems (BESS) at assigned sites. This role ensures optimal system performance, manages site service teams, and acts as the primary point of contact for customers, vendors, and internal stakeholders. The Site Service Manager leads long-term operations activities, ensuring service readiness, technical stability, and compliance with contractual obligations, with a focus on high contractual Availability performance.

This position will directly manage an onsite team of Field Service Technicians and Engineers, providing leadership, guidance, and support to ensure high-quality service delivery and professional development.

Primary Responsibilities

• Lead site service O&M operations for BESS, ensuring safe, reliable, and efficient system performance.
• Directly manage, mentor, and develop a team of Field Service Technicians and Engineers, fostering a collaborative and high-performing team environment.
• Address corrective maintenance issues in a timely manner to minimize downtime and ensure system reliability withing contractual Availability requirements.
• Plan, schedule, and perform preventative maintenance activities according to established procedures and OEM guidelines.
• Develop and implement site-specific maintenance plans, schedules, and procedures for preventative and corrective maintenance.
• Oversee the BESS projects long-term service, ensuring all documentation, tooling, and training are adequate.
• Serve as the primary customer interface for site service issues, escalations, and technical support.
• Coordinate vendor activity onsite, including the financial management (POs, Invoices, dispute resolution).
• Ensure compliance with safety procedures, regulatory requirements, and company standards.
• Maintain accurate site records, including service logs, issue trackers, and performance reports.
• Coordinate with project managers, service engineers, and other stakeholders to resolve any service-related items.
• Support software and firmware upgrades, remote monitoring, and troubleshooting activities.
• Facilitate onboarding and training of site personnel, ensuring readiness for high-performance service delivery.
• Drive continuous improvement by gathering field feedback, recommending design-for-serviceability enhancements, and implementing lessons learned.
• Manage site spare parts, tools, equipment, and service infrastructure.
• Support warranty alignment and contractual obligations, collaborating with commercial and contract managers.

Key Knowledge, Skills and Abilities

Required :

Desired :

Education and Experience

Required :

Travel