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Carrier Global

HVAC, refrigeration, and fire and security solutions

Lead PLC/SCADA Controls Engineer

Controls & Automation EngineeringConfirmed live in the last 24 hours
Full-timeKennesaw, GA, USA

About the Job

Requirements

  • A bachelor's degree and at least 4 years of HVAC/Building Automation experience, or an associate degree and at least 6 years of HVAC/Building Automation experience, or a high school diploma or GED and at least 8 years of HVAC/Building Automation experience.
  • At least 4 years of experience designing and supporting SCADA and control systems in live facilities.
  • At least 4 years of Rockwell Automation PLC experience with ControlLogix or CompactLogix platforms.
  • Ability to travel up to 25%.
  • Unrestricted authorization to work in the United States; visa sponsorship is not available.

Responsibilities

  • Develop and maintain PLC applications using Rockwell Automation platforms, including ControlLogix, CompactLogix, GuardLogix where applicable, and Remote I/O architectures.
  • Design scalable control architectures for chiller managers, chiller lineup controllers, pumping systems, thermal energy storage systems, and HVAC and process-cooling applications.
  • Create reusable software standards, Add-On Instructions, and programming templates.
  • Develop and maintain PLC documentation, functional descriptions, and sequence-of-operation implementations.
  • Develop supervisory applications using Ignition by Inductive Automation.
  • Configure OPC UA communications, UDT libraries, tag structures, alarm strategies, historical data collection, and dashboard and visualization interfaces.
  • Support deployment of enterprise-scale SCADA systems for monitoring and control of critical infrastructure.
  • Implement standardized naming conventions and scalable tag models.
  • Design and troubleshoot industrial Ethernet networks.
  • Configure communications using EtherNet/IP, BACnet/IP, Modbus TCP, and OPC UA.
  • Support managed switches, VLANs, routing, and redundant network architectures.
  • Integrate third-party equipment, including chillers, VFDs, power monitoring devices, UPS systems, generators, CRAHs, CDUs, and metering systems.
  • Develop integration strategies for mechanical and electrical systems.
  • Coordinate with equipment vendors to validate communications and operational sequences.
  • Perform point mapping, protocol validation, and interface testing.
  • Support cybersecurity and OT network requirements.
  • Support Factory Acceptance Testing, Site Acceptance Testing, Integrated Systems Testing, and Functional Performance Testing.
  • Troubleshoot controls, network, and field-device issues during startup and commissioning.
  • Create commissioning procedures and checkout documentation.
  • Support field technicians and commissioning providers during project execution.
  • Provide technical guidance and mentoring to entry-level and mid-level engineers.
  • Participate in design reviews and software quality reviews.
  • Identify project risks early and recommend mitigation strategies.
  • Support customer-facing technical discussions and design workshops.

Desired Qualifications

  • Experience with Ignition SCADA (Inductive Automation) at scale, including UDT-driven designs, alarm pipelines and strategy, gateway configuration, redundancy, and performance tuning.
  • Data center or other mission-critical infrastructure experience, including central utility plants, electrical power distribution and monitoring, redundant system architectures, and a strong understanding of industrial Ethernet and OT networking.
  • Experience integrating third-party electrical devices, including chillers, CRACS/CRAHS, power quality meters, breakers, UPS systems, and generators.
  • Experience designing and implementing HVAC/Building Automation control systems.
  • Strong Rockwell Automation expertise, including Studio 5000, ControlLogix, and CompactLogix.
  • Experience with PLC programming fundamentals.
  • Ability to clearly communicate complex technical concepts to engineers, operators, and stakeholders.

About the Company

Carrier Global

HVAC, refrigeration, and fire and security solutions

Carrier Global provides intelligent climate and energy solutions for residential, commercial, and industrial sectors, including HVAC, refrigeration, and fire and security systems. It sells equipment and related services and is transitioning from a hardware maker to a digital solutions provider that uses building automation and energy management. The company differentiates itself through a global footprint, a broad product portfolio, and a strategy of digital transformation supported by selective acquisitions while shedding non-core assets. Its goal is to help customers improve building efficiency, reliability, and safety by integrating physical equipment with digital technologies.

Company size
10,001+
Company stage
IPO
Headquarters
Palm Beach Gardens, FL
Founded
2003

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