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Power Systems Application Engineering III

9 hours, 57 minutes ago
United States
Full-time
Lead
Hardware Engineer
IoT and Embedded Systems
Transformers
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IS International

IS International

IS International is a licensed professional engineering firm that offers a range of engineering and project consulting services, specializing in I&C system hardware and software design, electrical design, and system integration for various clients glob...

Construction & Engineering
51-250
Founded 1997
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Description

  • Develop conceptual and detailed electrical designs for utility-scale BESS plants and associated MV/LV distribution systems.
  • Perform load flow, short-circuit, and arc-flash studies using ETAP and similar tools, then implement design changes based on results.
  • Size breakers, switchgear, transformers, cables, grounding systems, and auxiliary distribution equipment to meet NEC, IEEE, and utility requirements.
  • Design and review single-line diagrams, three-line diagrams, control schematics, and panel layouts.
  • Evaluate equipment interrupting ratings, withstand ratings, and thermal limits for code compliance and system reliability.
  • Develop specifications for MV and LV switchgear, protective relays, transformers, and distribution panels.
  • Review vendor technical submittals and verify compliance with study assumptions and project specifications.
  • Support customer technical discussions on BESS behavior, fault current, protection schemes, grounding strategy, and system performance.
  • Interface with controls and EMS teams to support integration of protection, SCADA, and substation automation systems.
  • Lead technical proposal development, review customer RFPs, and translate requirements into engineered system configurations and layouts.

Requirements

  • Bachelor’s degree in Electrical Engineering or a related field is required.
  • Minimum 8 years of experience in application engineering, power systems engineering, or BESS/renewables engineering.
  • Experience with BESS systems, inverters, transformers, MV/LV switchgear, or utility-scale power systems is preferred.
  • Strong understanding of LV and MV power systems, including protection, distribution, and equipment selection.
  • Strong understanding of power electronics, battery systems, and utility-scale battery energy storage system operation, engineering, and design.
  • Working knowledge of electrical calculations such as fault current, ampacity, and arc flash.
  • Familiarity with industrial communications and EMS/SCADA interfaces.
  • Understanding of relevant industry standards including UL 1741, UL 9540, IEEE 1547, and NEC.
  • Ability to develop and review single-line diagrams, schematics, and layouts.
  • Ability to interface with customers and internal cross-functional groups.

Interested in this position?

Apply directly on the company website

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