Field Service Engineer - Arizona

Who We Are

Delta Electronics is a global innovator at the forefront of technologies powering the future. Since 1971, we’ve been leading the way in high-efficiency power and thermal management solutions. Today, we’re driving transformation across industries with smart, sustainable systems that enable everything from AI, industrial automation, and data centers to EV charging, renewable energy, and intelligent buildings.

Delta is powering the AI age with cutting-edge infrastructure solutions for hyperscale and edge data centers. Our high-efficiency power systems, thermal management, and intelligent monitoring technologies help the world’s largest data operators achieve peak performance and sustainability. Join us to help build the cornerstone solutions that will run tomorrow’s digital world. 

Key Responsibilities

• Perform commissioning, startup, testing, and validation of PCS, ESS, and PVI systems at customer sites.
• Perform preventive maintenance, inspections, firmware upgrades, and system health checks to ensure optimal equipment performance.
• Diagnose and troubleshoot electrical, mechanical, communication, networking, and control system issues, and perform corrective repairs.
• Respond to customer service requests and provide timely onsite and remote technical support.
• Analyze system alarms, logs, and operational data to identify root causes and implement corrective actions.
• Configure and verify system settings, communication protocols, and controller parameters.
• Support system integration with SCADA, EMS, BMS, utility, and third-party monitoring platforms.
• Perform acceptance testing, functional verification, and commissioning reports in accordance with project requirements.
• Provide technical training to customers, contractors, and field personnel on system operation, maintenance, and best practices.
• Prepare accurate service reports, commissioning documentation, maintenance records, and technical findings.
• Collaborate with Engineering, Product Management, and Quality teams by providing field feedback for continuous product improvements.
• Ensure compliance with company safety policies, customer site requirements, electrical safety standards, and applicable industry regulations.
• Maintain company tools, test equipment, firmware, spare parts, and service inventory.
• Support continuous improvement initiatives while maintaining the highest level of customer satisfaction.

Minimum Qualifications

• Bachelor's degree in Electrical Engineering, Electrical Engineering Technology, Power Electronics, Renewable Energy, or a related technical discipline. Equivalent industry experience may be considered.
• Minimum of 3 years of experience commissioning, servicing, or troubleshooting industrial electrical equipment, power electronics, renewable energy systems, UPS systems, ESS, PCS, solar inverters, or related equipment.
• Strong understanding of three-phase power systems, AC/DC power conversion, electrical distribution, and power electronics.
• Knowledge of battery energy storage systems, lithium-ion battery technologies, inverter systems, and grid-connected power systems.
• Ability to read and interpret electrical schematics, single-line diagrams, wiring diagrams, and technical documentation.
• Experience using electrical test equipment such as digital multimeters, oscilloscopes, insulation resistance testers, clamp meters, and power analyzers.
• Familiarity with industrial communication protocols including Modbus RTU/TCP, Ethernet/IP, CAN, RS-485, and TCP/IP networking.
• Strong troubleshooting, analytical, and problem-solving skills.
• Excellent verbal and written communication skills with strong customer service abilities.
• Ability to work independently with minimal supervision while managing multiple priorities.
• Valid driver's license and ability to obtain a passport for domestic and international travel, if required.
• Willingness to travel up to 70% of the time. Troubleshooting and repairing mechanical and electrical components.
• Good communication and customer service skills.
• Willingness to travel frequently and work independently.

Pay Range

Preferred Qualifications

• Experience with Battery Energy Storage Systems (BESS), utility-scale solar, microgrids, or renewable energy projects.
• Experience commissioning medium-voltage or utility-scale power conversion equipment.
• Knowledge of PLCs, SCADA systems, EMS, and industrial networking.
• OSHA 10/30, NFPA 70E, or equivalent electrical safety certification.
• Experience working with utility interconnection requirements and grid support functions.
• Previous experience supporting mission-critical facilities, data centers, or utility-scale renewable energy projects.

Benefit at Delta Electronics Americas

Life at Delta

EEO Statement

Delta Electronics Americas is an Equal Opportunity Employer and is committed to compliance with all applicable federal, state, and local laws. Delta Electronics America is committed to fostering a diverse, inclusive, and respectful workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, age, marital status, national origin, disability, veteran status, or any other protected characteristic.