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Shermco Industries
Shermco Industries
1,001 – 5,000 Employees
H1B Visa SponsorConsultingHealthcareLogistics
Shermco Industries is a digital marketing agency based in Hiawatha, Iowa, helping organizations strengthen their online presence through tailored marketing and creative services. Its work spans digital advertising, website design, e-commerce development, social media marketing, graphic design, media production, event production, and content creation. The agency supports clients across sectors including consulting, healthcare, and logistics, combining strategy and execution to improve brand visibility and support business growth.
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Medium Voltage VFD Field Service Engineer

Service low- and medium-voltage drives at industrial customer sites for Shermco Industries. Maintain and commission VFD systems, troubleshoot faults, and help prevent unplanned downtime.

USUnited StatesTXTexas
$80,000 – $120,000 / year
RemoteFull-timeMiddleSeniorEnglish RequiredEngineer

Description

  • Carry out scheduled preventive maintenance on low- and medium-voltage variable frequency drives.
  • Inspect drive components such as power cells, rectifiers, inverters, DC bus components, capacitors, cooling systems, control boards, and related electrical equipment.
  • Test, inspect, clean, and replace electrical components in line with manufacturer recommendations.
  • Assess drive performance and spot potential failures before they cause unplanned downtime.
  • Start up, commission, and verify the operation of VFD systems.
  • Diagnose electrical, electronic, control, communications, power quality, and motor-related problems.
  • Read electrical schematics, wiring diagrams, control circuits, and manufacturer documentation.
  • Operate diagnostic software, multimeters, oscilloscopes, insulation resistance testers, and other electrical test equipment.
  • Find failed components, carry out repairs, or recommend corrective measures.
  • Provide technical assistance during equipment failures and unplanned outages.
  • Represent Shermco Industries as the technical contact at customer facilities.
  • Explain technical findings, equipment condition, and recommended corrective actions to customers.
  • Write detailed field service reports and keep service records accurate.
  • Coordinate work with internal service teams, project managers, and customers.
  • Comply with safety policies and customer requirements, including NFPA 70E, electrical safe work practices, lockout/tagout, PPE rules, and job safety analyses.

Requirements

  • At least five years of hands-on experience servicing and troubleshooting medium-voltage variable frequency drives.
  • Strong technical knowledge of low- and medium-voltage VFD systems.
  • Able to independently troubleshoot complex VFD faults and electrical system failures.
  • Experience maintaining, diagnosing, and repairing industrial VFD equipment.
  • Strong knowledge of power electronics, including IGBTs, SCRs, diodes, rectifiers, inverters, and DC bus systems.
  • Knowledge of three-phase power systems, industrial motors, and motor control applications.
  • Able to read and interpret electrical schematics, wiring diagrams, and technical manuals.
  • Experience using electrical test equipment and manufacturer diagnostic software.
  • Working knowledge of NFPA 70E and lockout/tagout procedures.
  • Strong written and verbal communication skills.
  • Able to work independently with minimal supervision in a field service setting.
  • Willing and able to travel approximately 30–50%, including occasional overnight stays.
  • Valid driver’s license and ability to meet company driving requirements.
  • OEM factory training or certifications in medium-voltage VFD systems preferred.
  • Experience with medium-voltage motors and related electrical distribution equipment preferred.
  • Familiarity with PLCs, industrial communications networks, and drive control interfaces preferred.
  • Experience with drive startup, commissioning, and system integration preferred.
  • Prior experience in an industrial facility preferred.
  • Electrical technical degree, trade school certification, or equivalent military training preferred.

Benefits

  • Opportunities to broaden technical expertise.
  • Approximately 30–50% field travel.
  • Opportunity to work independently in the field.
  • Occasional weekend, overtime, or emergency service work depending on customer needs.

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