Field Service Technician III – Solar BESS

RES•San Antonio, TX
•$34 - $42•Onsite

About The Position

The Field Service Technician III assists senior Field Service Technicians with operating and maintaining utility-scale solar facilities. The work includes preventive and corrective maintenance of on-site assets such as solar panels, trackers, and power inverters. The technician takes direction from senior site personnel, mentors junior technicians, troubleshoots electrical systems, supports site operations, and interacts with project stakeholders and subcontractors. The role includes a rotating on-call schedule and requires responding to priority emergency calls at the physical site within 1.5 hours. Domestic travel of 5–15% is required, and the employee must live within a maximum commuting distance of 60 miles from the work site. The role requires a safety- and quality-oriented approach, adherence to site safety plans and lock-out/tag-out practices, regular attendance, and operation of company vehicles in accordance with applicable laws and company policies. The work involves frequent exposure to workplace hazards and occasional exposure to extreme temperatures and humidity. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. Anticipated base salary is $33.67–$42.09. Final compensation depends on education, qualifications, experience, and work location. Candidates must pass a pre-employment background investigation and drug test.

Requirements

  • High school diploma or GED.
  • At least 4 years of related electrical maintenance experience.
  • At least 2 years of medium-voltage electrical work experience.
  • Ability to reside within a maximum commuting distance of 60 miles from the work site.
  • Valid driver's license.
  • Intermediate knowledge of high-voltage electrical power systems and Microsoft Office applications, including Word, Excel, and Outlook.
  • Advanced knowledge of low-, medium-, and high-voltage electrical power systems; drawings; circuit theory; OSHA regulations; equipment operation; job hazard analysis creation; electrical tools such as multimeters and IR cameras; ANSI/NETA/MTS; SCADA systems; and hand tools.
  • Functional competencies in collaboration, attention to detail, ethics and integrity, communication, and prioritization.
  • Ability to meet the stated physical demands and work-environment requirements, with reasonable accommodations where applicable.
  • Ability to pass a pre-employment background investigation and drug test.

Nice To Haves

  • Associate degree in a related technical field.
  • OSHA 10 or OSHA 30 certification.
  • FAA Part 107 Drone Pilot certification.
  • At least 1 year of high-voltage electrical work experience.

Responsibilities

  • Assist senior Field Service Technicians in operating and maintaining utility-scale solar facilities.
  • Perform preventive and corrective maintenance on on-site assets, including solar panels, trackers, and power inverters.
  • Take direction from senior site personnel and set a positive example while mentoring junior technicians.
  • Troubleshoot low-voltage DC systems and low-, medium-, and high-voltage AC systems.
  • Conduct preventive maintenance on AC and DC power systems and identify faulty or underperforming equipment.
  • Use hand tools effectively and utilize a computerized maintenance management system (CMMS).
  • Manage site inventory and assist in developing site operating plans.
  • Follow the site safety plan and safe work practices, including proper lock-out/tag-out (LOTO) procedures.
  • Interface with project stakeholders, including owners and equipment manufacturers, and with project subcontractors.
  • Represent RES professionally to project stakeholders.
  • Respond to priority emergency calls at the physical site within 1.5 hours and participate in a rotating on-call schedule.
  • Operate RES company vehicles, including trucks, in accordance with state and federal laws and RES policies.
  • Attend work regularly and punctually and comply with the Employee Handbook, Code of Conduct, and company policies and procedures.
  • Promote and demonstrate a safety- and quality-oriented attitude.
  • Travel domestically 5–15% as required.

Benefits

  • Medical, dental, and vision coverage.
  • Health Savings Account with employer contribution.
  • Flexible Spending Accounts.
  • Basic Life and Voluntary Life insurance.
  • Short- and Long-Term Disability coverage.
  • Accident, hospital, and critical illness coverage.
  • 401(k) plan with 6% company match.
  • Two weeks of paid time off, sick days, and 10 paid holidays, including a floating holiday.
  • Paid parental leave.
  • Employee referral bonus.
  • Benefits effective on the first day of employment.
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service