Senior Field Service Technician at Lonestar Electric Supply

Houston, Texas, United States -

Full Time

Start Date

Immediate

Expiry Date

24 Jul, 26

Salary

0.0

Posted On

25 Apr, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Electrical power distribution, Commissioning, Startup, Testing, Medium voltage switchgear, Low voltage switchgear, Switchboards, Motor control centers, Variable frequency drives, Electrical troubleshooting, Schematic interpretation, Relay testing, Leadership, Mentoring, Safety compliance, NFPA 70E

Industry

Wholesale

Description

Description VETERANS ARE ENCOURAGED TO APPLY Lonestar Electric Supply is seeking a Senior Field Service Technician – Power Systems to lead the startup, commissioning, and testing of electrical power distribution systems. This role serves as the on-site technical lead, responsible for executing complex projects, making real-time decisions, and ensuring safe and successful system energization. The Senior Field Service Technician operates independently in the field, provides technical expertise, and mentors junior technicians to support the growth of the service organization. Responsibilities: • Lead startup, commissioning, and acceptance testing of electrical power systems, including medium voltage switchgear, low voltage switchgear, switchboards, motor control centers (MCCs), and variable frequency drives (VFDs). • Perform advanced electrical testing, including insulation resistance, contact resistance, relay testing, and functional verification. • Interpret complex one-line diagrams, schematics, and control logic. • Diagnose and resolve system issues independently in the field. • Serve as the on-site lead, coordinating with customers, contractors, and engineers. • Make real-time decisions during system energization and project execution. • Prepare complete, accurate, and customer-ready field service reports. • Mentor and develop junior technicians, providing guidance and training in field operations. • Ensure strict adherence to safety standards, including NFPA 70E and OSHA requirements. • Support continuous improvement of field service processes and standards. • Travel to customer sites as required to support project execution. • Perform other duties as assigned by management. Requirements: • 5–10+ years of experience in field service, commissioning, or electrical testing. • Strong experience with medium voltage and low voltage power distribution systems. • Proven ability to lead field projects independently. • Advanced troubleshooting and diagnostic capability. • Strong communication and leadership skills in field environments. • Willingness to travel as required. Preferred Qualifications: • Experience aligned with InterNational Electrical Testing Association (NETA) standards. • NETA Certification (Level II–IV) preferred. • Experience with protective relays and control systems. • OEM training (Siemens, Eaton, Schneider, ABB). • Journeyman or Master Electrician license. Physical Requirements: • Must be able to lift up to 50 lbs. and work in industrial and field environments. • Ability to stand, walk, climb, and work in various jobsite conditions. • Travel required, including overnight stays. Benefits: • Medical, dental, life and vision insurance • 401(k) Retirement Plan and Match • Paid Time Off • Specified Holiday Pay Disclaimer: This job description is a general outline of the day-to-day duties to be expected and may not cover all job responsibilities that may be assigned by management.

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Responsibilities

The Senior Field Service Technician leads the startup, commissioning, and testing of electrical power distribution systems at customer sites. They are responsible for making real-time technical decisions, ensuring safety compliance, and mentoring junior staff.