PLC Engineer
Location: Irving, TX
Department: Engineering
About the role:
The PLC Engineer is responsible for developing, testing, and programming electronic control systems for large-scale data center environments using Programmable Logic Controllers (PLCs). This role is hands-on, client-facing, and essential to ensuring precise, reliable, and scalable automation across HVAC, mechanical, and electrical systems.
Key Responsibilities:
- Meet with clients to understand mechanical, electrical, and automation requirements for large-scale facility systems.
- Develop PLC programs to control HVAC and mechanical systems supporting tightly regulated data center environments.
- Implement customer-requested changes and updates to existing PLC databases and control strategies.
- Provide technical expertise during client meetings and design reviews.
- Support field and commissioning teams during system start-up, troubleshooting, and validation activities.
- Collaborate with contractors and vendors to ensure successful integration of equipment, controls, and sub-systems.
- Debug installation issues during static and dynamic commissioning of building automation and special systems.
- Diagnose and resolve system errors in PLC logic, hardware, and communication networks.
- Document programming workflows, logic changes, and system configurations for project turnover.
Qualifications:
- 5+ years of experience as a PLC Programmer/Engineer
- Experience with Studio 5000 / Rockwell Automation software
- Proven experience programming complex chiller or boiler systems (central plants)
- Experience developing redundancy strategies and programming redundant PLC controller managers
- Strong organization, task management, and documentation skills
- Ability to thrive in a fast-paced, highly collaborative engineering environment
- Self-directed, proactive, and capable of managing work with minimal oversight
Preferred:
- Bachelor’s degree in Software, Mechanical, or Electrical Engineering
- Experience with Ignition SCADA, HMIs, or EPMS/BMS integrations
- Data center or hyperscale infrastructure experience
About the Company
About Us:
Headquartered in Dallas, Texas, Divcon delivers fully integrated automation solutions nationwide that optimize performance, energy efficiency, and reliability across HVAC, lighting, power monitoring, and mission-critical systems. Leveraging advanced technologies - including Allen-Bradley PLCs, Ignition SCADA, and Delta DDC systems - we combine deep technical expertise with field-tested execution to deliver precise, scalable, and high-performance solutions.
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