Senior PLC Design Engineer
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Job Description
Senior PLC Design Engineer responsible for designing PLC-based control systems. Leading technical design efforts and mentoring junior engineers in a Dallas-based automation solutions company.
Responsibilities:
- Lead the design and development of PLC-based control systems, including control panel layouts, wiring diagrams, schematics, and network architectures.
- Develop complete PLC I/O architectures, point-to-point wiring diagrams, loop drawings, and device connection details.
- Design and document industrial control panels, including power distribution, grounding, component layout, and enclosure configuration.
- Develop system layouts using floor plans to integrate control panels, field devices, instrumentation, and network infrastructure.
- Engineer industrial network architectures, including Ethernet/IP layouts, switch configurations, device addressing, and communication structures.
- Translate mechanical, electrical, and process drawings into coordinated control system designs.
- Prepare and review submittals, bills of material (BOMs), device schedules, and construction documentation.
- Lead design efforts for assigned projects, ensuring alignment with scope, schedule, and technical requirements.
- Coordinate with Project Managers, engineers, programmers, panel shops, and field teams to ensure successful execution.
- Generate and respond to RFIs to resolve design clarifications.
- Identify and resolve design conflicts, missing information, and coordination issues across disciplines.
- Support commissioning, startup, and troubleshooting activities as needed.
- Perform and lead QA/QC reviews of drawings, submittals, and as-built documentation.
- Ensure compliance with company standards, CAD practices, and applicable codes (NEC, NFPA, UL 508A).
- Mentor and provide technical guidance to entry-level and junior designers/engineers.
- Contribute to development and refinement of design standards, templates, and workflows.
- Maintain organized project documentation, revisions, and design records throughout the project lifecycle.
Requirements:
- Bachelor’s degree in Electrical Engineering, Controls Engineering, or related field (or equivalent experience).
- Advanced proficiency in AutoCAD or AutoCAD Electrical.
- Expert-level understanding of PLC-based control systems, panel design, and industrial networks.
- Strong knowledge of applicable codes and standards (NEC, NFPA, UL 508A).
- Demonstrated leadership, mentoring, or supervisory experience.
- Excellent communication, organizational, and problem-solving skills.
- 5+ years of experience in controls design, electrical design, or industrial automation.
- Proven experience delivering complete control system design packages.
- Experience coordinating across disciplines and supporting project execution.
- Experience with commissioning, startup, or troubleshooting preferred.
- Experience with Rockwell Automation / Allen-Bradley platforms (ControlLogix, CompactLogix).
- Familiarity with Revit, Bluebeam, or other design/documentation tools.
- Experience with industrial or mission-critical systems (HVAC, chiller plants, process systems, data centers).














