Jobs and Careers

Field Service Technician III

Anytown, CT, US, 06101, United Statesfull_timeVerifiedPosted 13 Jul 2026

About the role

EnerSys® is an industrial technology leader serving the global community with mission critical stored energy solutions that meet the growing demand for energy efficiency, reliability and sustainability. We are driven by a passion to provide people everywhere with accessible power to help them work and live better. Our people are our strength, an endless resource for innovation, insight and enthusiasm.

This position will report to our EnerSys Energy Systems business, which serves the telecom, cable broadband, industrial, renewable, and data center markets. Our portfolio combines our stored energy expertise with power systems, enclosures, and renewable energy products to deliver world-class solutions for diverse applications such as 5G, broadband, Internet of Things (IoT), data center, and solar power. Our cutting-edge technology includes Lithium batteries, Fault Managed Power Systems, and Extended Run Time battery backup systems that improve the reliability and resiliency of broadband networks.

EnerSys has over thirty manufacturing and assembly plants worldwide servicing over 10,000 customers in more than 100 countries. Worldwide headquarters are located in Reading, PA, USA with regional headquarters in Europe and Asia. Some of our brands include PowerSafe, DataSafe, and Genesis batteries; Cordex power; and Outback Power renewable energy products. With sales and service locations throughout the world, and over 100 years of battery experience, EnerSys is the power/full solution for stored DC power products.

Learn More About Energy Systems

Job Purpose

EnerSys is seeking a highly motivated and skilled Field Service Technician III to join our growing Energy Systems team! In this role, you will be a technical expert, providing advanced on-site support to our valued customers. You will be responsible for the installation, maintenance, repair, and troubleshooting of complex equipment and systems, with a focus on ensuring optimal performance and minimizing downtime. If you are a customer-centric individual with a strong technical background, excellent problem-solving skills, and a passion for delivering exceptional service, we encourage you to apply!

As a technical expert and team leader, you will provide comprehensive on-site support for EnerSys Battery and Systems products and services. You will champion health and safety, quality, and standards while mentoring team members. Your leadership will be essential in achieving revenue and margin targets.

Essential Duties and Responsibilities

Advanced Field Service Expertise:

Provide expert-level technical support to customers, including installation, commissioning, maintenance, and repair of complex battery equipment and power systems.
Diagnose and troubleshoot intricate technical issues, utilizing your in-depth knowledge and advanced diagnostic tools.
Perform preventative maintenance, system upgrades, and performance optimization to ensure maximum uptime and reliability.
Proactively identify potential issues and implement preventative measures to avoid costly downtime.

Customer Focus:

Build and maintain strong relationships with customers by providing timely, efficient, and professional service.
Effectively communicate technical information to customers in a clear and understandable manner.
Act as a trusted advisor to customers, providing guidance and recommendations on best practices for equipment operation, maintenance, and safety.

Safety and Compliance:

Adhere to all company safety policies and procedures, including OSHA, DOT Hazmat, and ISO9000 standards.
Operate material handling equipment safely and maintain a clean and organized work environment.
Demonstrate safe work procedures when using hand and power tools.
Complete all required safety and compliance training.

Training and Mentorship:

Train and mentor junior technicians, sharing your expertise and knowledge to enhance their skills and development.
Provide technical guidance and support to colleagues, contributing to the overall success of the team.

Project Management:

Lead and manage small-scale field service projects, ensuring timely completion and adherence to project specifications.
Coordinate with internal teams and external vendors to ensure seamless project execution.

Administration and Reporting: