Controls Engineer

We are seeking an experienced Controls Engineer with deep expertise in legacy Siemens S7-300 PLCs and SIMATIC STEP 7 (Classic) software to support an automation project for a customer local to our office in Greer, SC

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This role focuses on troubleshooting, modifying, and supporting established Siemens automation equipment on-site

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• Diagnose, modify, and optimize PLC logic on legacy Siemens S7-300 hardware using SIMATIC STEP 7 (v5.x)

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• Troubleshoot automated machine sequences, I/O faults, and communication networks (PROFIBUS / PROFINET).

• Support on-site floor modifications, process improvements, and line recoveries directly with the customer

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• Read and interpret electrical schematics to resolve hardware and wiring-related control issues.

• Siemens S7-300 Expertise: Proven hands-on programming and troubleshooting experience with Siemens S7-300 series controllers and legacy STEP 7 software

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• Industrial Communications: Solid understanding of PROFIBUS-DP and PROFINET industrial fieldbus protocols.

• On-Site Troubleshooting: Strong ability to diagnose automated machinery downtime independently and execute real-time logic changes.

• Location: Must be local to or within daily commuting distance of Greer, SC (no travel/per diem available)

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You should be proficient in:

• PLC Troubleshooting Skills
• Troubleshooting Skills
• Troubleshooting Industrial Automation Equipment
• PLC Programming Experience
• Electrical / Electronic Systems
• Field Service Readiness
• Industrial Electrical Systems

Machines & technologies you'll use:

• Programmable Logic Controller (PLC) (Siemens)