Senior Electrical & Instrumentation (E/I) Designer 

Location: Meraux, La

Schedule: Full-Time (40 hrs/week; OT as required)

Duration: Long term, 2+ years could go longer

Position Overview

Senior Electrical & Instrumentation (E/I) Designer to support refinery projects ranging from small capital improvements to large-scale upgrades and turnarounds. This role requires a highly experienced designer who can work independently, produce high-quality deliverables, and support fast-paced project execution.

Key Responsibilities

• Develop and modify detailed electrical and instrumentation design packages for refinery projects
• Create and update P&IDs, one-line diagrams, loop diagrams, wiring diagrams, and installation details
• Perform field walk-downs to verify existing conditions and ensure design accuracy
• Design and route conduit, cable tray, and wiring systems in accordance with project requirements
• Generate and maintain instrument indexes, I/O lists, and cable schedules
• Support equipment layout and panel design, including junction boxes and marshalling cabinets
• Collaborate with engineers, project managers, and other disciplines to ensure alignment on scope and deliverables
• Review and revise drawings to reflect as-built conditions
• Ensure all designs comply with industry standards, NEC, and refinery specifications

Required Qualifications

• 5+ years of E/I design experience in refinery, petrochemical, or heavy industrial environments

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