JDC Power Systems, LLC is seeking a skilled and motivated Field Service Technician (FSR3) to support our customers' field operations. In this hands-on role, you will troubleshoot, maintain, and service electrical systems, industrial controls, and related equipment at client sites. You’ll play an essential role in ensuring the smooth operation of power systems and delivering high-quality service, with a focus on resolving technical issues and supporting customers with their needs. The ideal candidate will have strong troubleshooting skills and experience in electrical systems.
Perform on-site troubleshooting, maintenance, and repair of electrical systems and equipment, including transformers, circuit breakers, LV/MV switchgear, and PLC controls.
Conduct system diagnostics and address technical issues to ensure minimal downtime and efficient system operation.
Support system startups and commissioning, ensuring systems are operational and meet customer specifications.
Act as the primary point of contact for customers during service visits, resolving technical issues and ensuring customer satisfaction.
Provide basic training to customers on system operation and basic maintenance.
Document service activities, including providing test reports and feedback on system performance.
Maintain accurate records of time tracking, service work, and inventory on-site.
Collaborate with other technicians to ensure timely and effective service delivery.
Utilize remote troubleshooting tools when applicable to resolve issues quickly and reduce downtime.
Ensure all work adheres to company safety protocols, OSHA guidelines, and industry standards.
Participate in safety training sessions and maintain relevant safety certifications.
Qualifications
High school diploma or equivalent required; associate’s degree in electrical engineering or a related field is preferred.
Certifications such as NFPA 70E, OSHA 30, or other relevant technical certifications are a plus.
3-5 years of hands-on experience as a field service technician, with a focus on power systems, electrical equipment, or industrial controls.
Experience with basic troubleshooting, maintenance, and repair of electrical systems, transformers, and circuit breakers.
Strong troubleshooting and problem-solving skills.
Proficiency with field service management software, ERP systems, and Microsoft Office (Excel, Word).
Good communication skills and the ability to explain technical issues clearly to customers.
Ability to work independently and manage service priorities in a fast-paced environment.
Experience with electrical systems at low and medium voltage levels.
Basic experience with PLCs, SCADA systems, and protective relay systems is a plus.
Willingness and ability to travel frequently, with overnight stays to visit customer sites and JDC locations across the country.
A valid driver’s license and clean driving record.
Strong commitment to safety and customer satisfaction.
Familiarity with industry-standard test equipment (e.g., multimeters, breaker test sets).
Location: San Antonio, Texas area
Travel is required on a daily/weekly basis to both customer sites and internal field service locations across the Region.
Physical Requirements and Work Environment
Ability to stand and walk for extended periods (up to 8–12 hours per day) on job sites
Ability to bend, kneel, squat, crouch, and crawl in confined or restricted spaces
Ability to climb ladders, stairs, and access elevated work areas
Ability to work in various industrial environments, including but not limited to indoors and outdoors, in dust and dirt, and in varying weather conditions and extreme temperatures
Frequently lift and carry materials and tools weighing up to 50 lbs
Occasionally lift and move materials up to 75 lbs with assistance or mechanical aids
Ability to push, pull, and maneuver equipment such as switchgear components, cable reels, and test equipment
Ability to use hand tools, power tools, and testing equipment safely and effectively
Good hand-eye coordination and fine motor skills for terminating cables, wiring, and precision adjustments
Ability to work while wearing gloves and arc-flash PPE
Ability to comply with PPE requirements, including but not limited to working while wearing gloves and in full PPE, such as arc-flash suits, hard hats, safety glasses, safety boots, and fall protection gear
Adequate visual acuity to read schematics, labels, and digital displays
Ability to distinguish colors for wiring identification
Ability to receive and respond to alarms, equipment sounds, verbal instructions, and safety communications through effective means
Exposure to electrical hazards (energized and de-energized systems)
High noise levels requiring hearing protection
Dust, dirt, and industrial conditions typical of construction and energized facilities
Ability to comply with and work in full PPE including arc-flash suits, hard hats, safety glasses, safety boots, and fall protection gear
Ability to travel frequently (regional or national)
Ability to work overtime, weekends, and on-call schedules
Ability to adapt to extended shifts during commissioning and startup activities
JDC Power Systems, LLC is an Equal Employment Opportunity Employer. We are committed to providing an environment of mutual respect where all employment decisions are made on an individual basis without regard to characteristics protected by federal, state, or local law.
JDC Power Systems, LLC believes that supporting a respectful and inclusive workplace is critical to our success. JDC Power Systems, LLC is committed to making our application process accessible to all applicants and will provide reasonable accommodations upon request as required.
JDC Power Systems, LLC is an Electrical Systems Integrator specializing in Mission Critical Power Distribution and Control Solutions for data centers. Founded in 2000 and based in Armonk, New York, JDC provides comprehensive technical services including engineering, procurement, equipment start-up and installation oversight, ensuring reliability and efficiency in data center construction and operations.
