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About the job

Electrical Design Engineer: Refinery Power Distribution & Substations

Job Summary

Core Group Resources is hiring an experienced Electrical Design Engineer for an engineering client in Corpus Christi, TX. This role leads electrical design on refinery and chemical plant projects, covering everything from load studies and one-line diagrams to substation layouts, equipment procurement, and permitting packages.

You will work with project teams, clients, and equipment vendors while mentoring other engineers and helping shape project scopes and estimates. The ideal candidate is a self-directed electrical engineer with a decade or more of process plant power distribution design experience and a track record of leading small to mid-size projects.

Responsibilities

Design power distribution systems for refinery and chemical plant projects within a multi-discipline team

Build electrical load lists and size major equipment

Produce one-line diagrams showing protection, relaying, and metering from low to high voltage

Perform or coordinate relay settings, protective device coordination, and arc flash studies using ETAP or SKM

Lay out outdoor and indoor substations and pre-engineered electrical buildings in compliance with the NEC

Write electrical specifications and data sheets, and assemble equipment packages for bidding and purchase

Review vendor drawings against specifications and prepare technical bid evaluations

Manage vendor packages for substations, MCC buildings, transformers, and variable frequency drives

Prepare drawing packages for code review and permitting with the local authority having jurisdiction

Define project and proposal scopes, deliverable lists, and engineering hour estimates

Supply electrical bills of material and major equipment pricing for capital cost estimates at each project phase

Track electrical hours and schedule progress on assigned projects

Check designs for constructability against project requirements

Mentor team members and build strong working relationships with clients through project and vendor meetings

Requirements

Bachelor’s degree in Electrical Engineering

10+ years designing electrical distribution systems for refineries and chemical plants

Experience leading small to medium-size projects

Strong command of electrical design calculations and power system analysis in ETAP or SKM

Knowledge of hazardous area classification design, substation grounding studies and ground grid design, and battery/UPS systems

Familiarity with substation equipment layout and electrical interfaces to DCS, SCADA, and PLC systems

Working knowledge of NEC, NFPA, IEEE, ANSI, API, and NEMA codes and standards

Understanding of quality management procedures, management of change, interdisciplinary coordination, and construction workflow

Ability to work independently, juggle multiple projects, and deliver quality work on tight schedules

Strong written and verbal English communication skills, including reports, scopes, and presentations

Proficiency with Microsoft Office (Word, Excel, PowerPoint, Teams)

Strong commitment to safety, quality, and environmental standards

Preferred Requirements

Professional Engineer (P.E.) license