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Shermco Industries Senior Protection and Control Relay Technician in Cedar Rapids, Iowa


Shermco, the leader in Electrical Transmission and Distribution testing & maintenance, has won several multi-year, large projects resulting in an immediate need for qualified and experienced P&C Relay Technicians in the Midwest region based out of Cedar Rapids, IA.

The Opportunity:

  • Shermco is the largest, independent electrical testing company in North America.
  • Receive Shermco’s best-in-class technical and safety training and use of Shermco’s top-end testing equipment.
  • Be part of a NETA accredited organization that has been recognized seven times as a Best Place to Work.
  • Highly competitive compensation and lucrative overtime plan.

Job Responsibilities and Expectations:

  • Perform installation, commissioning, testing and maintenance of protective relaying equipment, relaying schemes, DFR equipment, SCADA systems, distribution automation systems and associated communication equipment.
  • Perform function testing of substation control circuits on relay panel, transformers & circuit breaker changeouts.
  • Perform end-to-end relay testing using Doble ProTesT software to verify carrier and fiber systems.
  • Perform electro-mechanical relay testing of GE, Westinghouse, ITE, etc.
  • Perform solid state relay testing of Schweitzer, Basler, Multilin, SEL, Beckwith, Circuit Shield, Arreva, Schneider, etc.
  • Read and interpret control prints, writing diagrams, and relaying schematics.
  • Conduct differential and distance relay testing.
  • Assist in developing written standard commissioning, testing and maintenance procedures for protective relaying, DFR's, RTU's, IED's, Distribution Automation and associated communication systems.
  • Manage projects onsite throughout the duration and effectively interface and own the relationship with customers and their vendors

_Minimum Qualifications _to qualify for consideration, you must meet each of the following minimum qualifications and requirements:

  • Must be willing and able to travel and work at project sites from several weeks to several months at a time.
  • High School Diploma or equivalent; prefer training from technical school, apprenticeship, armed services or Bachelor’s Degree in Electrical Engineering or Electrical Technology.
  • Experience and training as an Army Prime Power Production Specialist (52E, 21P, or 12P) highly desirable.
  • 5+ years related experience in the areas of transmission line and substation protective relay control system and SCADA/Automation checkout, installation, testing and trouble-shooting; an equivalent combination of education and experience may substitute.
  • Must have testing skills and understand fundamental electrical testing procedures.
  • Need to have knowledge of differential and phase angles.
  • Experience with RTS or Protest relaying testing software desirable.
  • Understand three phase power and phase angles.
  • Must have ability to use Doble 6150, 2253 & 2250 and Megger MPRT & EZ CT 2000.
  • Must be able to demonstrate SAFE electrical troubleshooting skills using basic and advanced test equipment.


  • Must be able to pass a pre-employment drug test and periodic, unannounced random drug tests.
  • Must be able to pass a pre-employment criminal background check.
  • Must be able to perform the physical demands of the job.
  • Must have a valid driver’s license, and currently have and be able to maintain a good driving record.
  • Ability to work regularly in the field exposed to all seasonal elements.


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