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Closed on October 23, 2026.
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PLC Applications Engineer
Electrical Engineering
Automation
Building Automation
Control Systems
Controls Engineer
Controls Engineering
Electrical Engineering
Engineering
Hmi/scada
Industrial Automation
Industrial Control Systems
Information Technology (IT)
PLC
Plc Controls
Plc Languages
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Plc Scada
Plc Systems
Programmable Logic Controller
Rockwell Automation
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Job Description
TRI-R Systems Incorporated is hiring a full-time, on-site PLC Applications Engineer in DeKalb, IL to design, build, and support PLC-based control systems.
Responsibilities
- Design, program, and implement PLC-based control systems, including hardware configuration
- Develop ladder logic and other PLC code for control applications
- Integrate HMI/SCADA interfaces
- Troubleshoot, debug, and resolve issues in industrial control systems
- Provide technical support to internal teams and customers
- Perform system testing and validation
- Create and maintain documentation, including wiring diagrams, user manuals, and test reports
- Collaborate with electrical engineering staff and in-field electricians
- Participate in project planning
- Support installation and commissioning at customer facilities
- Maintain and support existing systems
- Identify opportunities for system improvements
- Ensure work complies with applicable safety and industry standards
Requirements
- Strong skills in technical support and testing for industrial control or automation systems
- PLC software development skills, including PLC programming, HMI/SCADA configuration, and control logic design (e.g., Rockwell FactoryTalk, Wonderware, or iFIX)
- Electrical engineering fundamentals, including understanding circuits, control panels, wiring practices, and safety standards
- Mechanical engineering knowledge to collaborate on machinery integration, motion control, and system layout
- Familiarity with major PLC platforms such as Allen-Bradley, GE, Siemens, or similar
- Experience reading and creating electrical schematics
- Hands-on experience with commissioning and field support
- Bachelor’s or associate degree in Electrical Engineering, Mechanical Engineering, Computer Engineering, or a related field
- Strong analytical and problem-solving skills
- Effective written and verbal communication
- Ability to work safely in industrial environments
- Proficiency in English
- Valid drivers license and reliable transportation; travel to and from client locations will be required
Technologies
- Rockwell FactoryTalk
- Wonderware
- iFIX
- Allen-Bradley
- GE
- Siemens
- HMI/SCADA
- PLC
- Ladder logic
Pay
- $50,000.00 - $90,000.00 per year
Benefits
- Dental insurance
- Health insurance
- Paid time off
- Vision insurance
Work location: In person