UPS Field Service Engineer III

About the role

UPS Field Service Engineer III Las Vegas, NV | Home-Based / Field Deployment | Full-Time | Senior Level

What you'll own

• Perform commissioning, preventive maintenance, emergency response, and field modifications on UPS systems, batteries, PDUs, STS, and related critical power equipment
• Lead commissioning-focused design reviews, prepare test procedures and reports, and oversee on-site testing
• Independently troubleshoot complex equipment failures across multiple OEM platforms including Eaton, Schneider/Vertiv, Mitsubishi, ABB, and Toshiba
• Develop and execute Methods of Procedures (MOPs) for both scheduled and emergency work
• Coordinate with technical support to resolve maintenance or operational issues beyond field resolution
• Complete Field Service Reports promptly and provide proactive, client-facing recommendations
• Serve as a technical escalation point and mentor for FSE I and FSE II engineers in the region
• Participate in periodic training at company headquarters on new equipment and system rebuilds

What it takes

• 8–15+ years of hands-on experience specifically in UPS and critical power systems – general field service does not transfer
• Multi-platform proficiency across Eaton, Schneider/APC/MGE, Vertiv/Liebert/Emerson, Mitsubishi, Toshiba, and ABB equipment
• Demonstrated ability to independently walk into complex troubleshooting situations and resolve them without guidance
• Proficient with hand tools and test equipment for maintenance, repair, and commissioning
• Strong verbal and written communication skills – this is a client-facing role
• Ability to work independently with sound judgment, resourcefulness, and initiative
• Willingness to work nights, weekends, and on-call rotations as required
• Physically capable of repeated bending and lifting up to 100 lbs
• Clean driving record