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Field Service Technician II

Job in St. Louis, Saint Louis, St. Louis city, Missouri, 63105, USA
Listing for: NASS
Per diem position
Listed on 2026-02-01
Job specializations:
  • Trades / Skilled Labor
    Field/Service Technician
Salary/Wage Range or Industry Benchmark: 27 - 35 USD Hourly USD 27.00 35.00 HOUR
Job Description & How to Apply Below
Location: St. Louis

Field Service Technician II - NASS

Join to apply for the Field Service Technician II role at NASS

Nationally Recognized Experts Specialized in Transformer and Substation Apparatus Installation, Services, and Repair. At NASS, we provide the broadest set of one-stop substation service capabilities in the country—from turnkey upgrades and asset assemblies to major repairs and testing. Including transformers and breakers, switches, arresters, and apparatus testing, to comprehensive substation inspection programs, protection and control commissioning and repairs, and control cabinet engineering.

Benefits
  • Competitive pay
  • Nashville Training Academy & Comprehensive Training Resources
  • Career Path Planning
  • Incentives for Professional Certifications
  • Competitive Per Diem
  • Referral Bonuses
  • Tuition Reimbursement
  • Medical, vision, and dental benefits
  • 401k with company match

Compensation:
The hourly rate for this position is between $27.00 – $35.00 per hour
. Factors which may affect starting pay within this range may include geography/market, skills, education, experience, and other qualifications of the successful candidate.

Job Purpose

The Field Service Technician II is a vital member of our field service team, responsible for assisting in the assembly, installation, maintenance, and repair of transformers and other related equipment. Maintaining safety is the top priority. This role will be able to work with minimal oversight.

Responsibilities
  • Adhere to all company safety policies and procedures, including the use of personal protection equipment (PPE).
  • Participate in safety training programs and meetings.
  • Perform entry level tasks as assigned with little or no direct assistance while still working under Sr. Technicians (LOTO / Arc Flash / Grounding).
  • Assist with testing as needed.
  • Operate Dry Air Machine.
  • Measure and cut gaskets as needed.
  • Ability to assist with transformer internals.
  • Assist with vacuum setup and operation.
  • Supervise rig operation on overnight shift(s).
  • Assist on installation/commissioning Calisto and other monitoring devices.
Qualifications Required
  • Must have 2 or more years of industry experience.
  • High School diploma or GED. Supplemental courses in electrical maintenance are desired.
  • Must possess a current and valid driver’s license, and be able to maintain a good driving record.
  • Must be able to crawl, climb, stand and lift up to 50 lbs. with or without reasonable accommodations.
  • Must be able to pass a fit for duty exam.
  • Must be available for regular overnight domestic travel and occasional international travel.
  • Must be willing to work flexible hours and overtime, and occasional weekends, holidays and nights.
  • Able and willing to travel up to 80% as needed.
Preferred
  • Commercial Driver's License (CDL)
  • NCCO Crane Certification
  • Some knowledge of the fundamentals and principles of mechanical.
  • Knowledge of the hazards and safety precautions required in working in a power distribution facility.
  • Ability to learn to read and interpret electrical diagrams and prints.
  • Ability to learn to read and interpret a variety of power generation and distribution metering and recording devices.
  • Ability to learn the practices and procedures of the industry.
  • Ability to follow oral and written directions.

NASS is an equal opportunity employer and gives consideration for employment to all qualified applicants regardless of race, color, religion, disability, sex (including pregnancy, gender identity and sexual orientation), political affiliation, military service, national origin, age or any other characteristics protected by state or federal laws.

Voltyx does not work with individual recruiters or third party recruiting agencies, and will not recognize claim to any unsolicited resumes or candidate information.

Referrals increase your chances of interviewing at NASS by 2x.

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