About this opportunity
Delta Electronics Americas lists this Ac/Dc Microgrid Protection Engineer opportunity in township of chapel hill, North Carolina. Review the employer’s description below for duties, qualifications and application requirements.
Job description
Delta, founded in 1971, is a global leader in switching power supplies and thermal management products with a thriving portfolio of smart energy-saving systems and solutions in the fields of industrial automation, building automation, telecom power, data center infrastructure, EV charging, renewable energy, energy storage and display, to nurture the development of smart manufacturing and sustainable cities. As a world-class corporate citizen guided by its mission statement, “To provide innovative, clean and energy-efficient solutions for a better tomorrow,” Delta leverages its core competence in high-efficiency power electronics and its ESG-embedded business model to address key environmental issues, such as climate change. Delta serves customers through its sales offices, R&D centers and manufacturing facilities spread over close to 200 locations across five continents. Delta has 158 sales offices, 72 R&D centers and 48 manufacturing facilities worldwide.
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Throughout its history, Delta has received various global awards and recognition for its business achievements, innovative technologies, and dedication to ESG. Since 2011, Delta has been listed on the DJSI World Index of Dow Jones Sustainability™ Indices for 11 consecutive years. In 2021, Delta was also recognized by CDP with leadership level ratings for its substantial contribution to climate change and water security issues and named Supplier Engagement Leader for its continuous development of a sustainable value chain
AC/DC Microgrid Protection Engineer
ROLE SUMMARY
Responsible for design, coordination, and validation of protection systems for AC and DC microgrid architectures, including ESS, PCS, transformers, feeders, and critical loads. Ensures safe, selective, and stable fault response across grid-connected and islanded modes.
KEY RESPONSIBILITIES
Develop and coordinate protection schemes for AC and DC microgrids (overcurrent, differential, distance, ground, and converter-limited faults)
Define protection philosophy including selectivity, sensitivity, and coordination with inverter-based resources
Design fault detection logic for low-current, high-impedance, and converter-dominated systems
Perform short circuit, arc flash, and protection coordination studies (ETAP, SKM, or equivalent)
Validate protection performance under transient conditions using EMT tools (PSCAD, EMTP, RTDS)
Coordinate protection with control systems (EMS, PCS, relays) including trip logic and fallback modes
Support commissioning, relay testing (OMICRON), and field troubleshooting
Develop protection settings, relay logic diagrams, and sequence of operation documentation
Ensure compliance with IEEE 1547, NEC, NFPA 855, and utility interconnection requirements
Collaborate with control, SCADA, and hardware teams to define system boundaries and control ownership
REQUIRED QUALIFICATIONS
Bachelor’s or Master’s degree in Electrical Engineering or related field
5–10+ years of experience in power system protection or microgrid engineering
Strong knowledge of relay protection principles and coordination
Experience with ETAP, SKM, ASPEN, or equivalent tools
Understanding of inverter-based resource behavior and grid-forming/grid-following systems
Experience with EMT simulation tools (PSCAD, RTDS, or OPAL-RT preferred)
ADDITIONAL REQUIREMENTS
Experience with IEC 61850, DNP3, and industrial communication protocols
Familiarity with C&I and data center microgrid applications preferred
Strong analytical, troubleshooting, and system-level thinking skills
Ability to work across cross-functional engineering teams
Effective communication and documentation skills
Professional working proficiency in English;
additional languages are a plus.
Strong technical leadership without formal line authority.
Ability to work across global teams and time zones. xzgxqkn
Ability to travel up to ~15%, including international travel, as required.
Worksite address
township of chapel hill, NC, 27516, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.