Senior BESS Electrical Engineer

🕒 August 5

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IS International Services, LLC

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 1997

💼 Consulting

🏥 Healthcare

📦 Logistics

Consulting • Healthcare • Logistics

IS International Services, LLC is a licensed professional engineering firm that provides comprehensive engineering and project consulting services globally. Specializing in process control and automation, the company delivers turn-key solutions including electrical design, control panel fabrication, and systems integration. With expertise in various industries such as energy generation, factory automation, healthcare, and oil and gas, IS International is dedicated to fulfilling clients' needs through customized engineering solutions. Their competitive pricing model and commitment to quality have established their reputation as a reliable provider in the engineering sector.

📋 Description

• Develop and review comprehensive engineering packages, including Single-Line Diagrams (SLDs), overall electrical layouts, grounding designs, and cable routing maps • Specify and integrate Power Conversion Systems (PCS), battery enclosures, MV/LV transformers, and switchgear • Perform and validate electrical engineering calculations, cable schedules, and sizing assessments for utility-scale systems • Lead integration of Balance-of-Plant (BOP) systems across engineering disciplines • Ensure designs meet utility interconnection requirements and comply with NEC, NFPA, IEEE, UL, and IEC standards • Mentor project teams and interface with cross-functional teams to deliver high-performing renewable energy assets

🎯 Requirements

• 8+ years of total electrical engineering experience • 3 to 5 years of direct Battery Energy Storage Systems (BESS) experience • Strong hands-on experience with power system modeling and engineering studies using ETAP and SKM • Bachelor’s or Master’s degree in Electrical Engineering • Previous professional experience with utility-scale BESS integrators highly desirable • Professional Engineer (PE) license preferred but not required • Deep operational understanding of NEC, NFPA, IEEE, UL, and IEC codes and utility grid interconnection processes • Excellent communication skills and ability to thrive in a fast-paced, remote, cross-functional team environment