Industrial I&C Technician — PLC/SCADA, Commissioning

L. L. Blue Engineering; Doraville (GA); On-site; USD 75,000 - 110,000; Full time

Job summary

L.L. Blue Engineering in Doraville, GA is seeking experienced Instrumentation & Controls professionals to join our growing team. We design, integrate, and support mission-critical industrial systems across utilities, manufacturing, and infrastructure sectors.

You will work on PLC, HMI, and SCADA projects, perform calibration and testing of 4-20 mA instrumentation, and help with loop checks, P&IDs, wiring diagrams, and startup activities to ensure systems operate safely and reliably.

Qualifications

• Hands-on Instrumentation & Controls experience in PLC/HMI/SCADA.
• Experience with 4-20 mA instrumentation.
• Electrical and controls troubleshooting skills.
• Familiarity with P&IDs, loop drawings, wiring diagrams.
• Startup, testing, and commissioning experience.

Responsibilities

• Startup, testing, and commissioning of systems.
• Work on PLC, HMI, and SCADA installations.
• Calibration and testing of 4-20 mA instrumentation.
• Troubleshoot electrical and control systems.
• Prepare P&IDs and wiring diagrams.

Skills

Instrumentation & Controls

Troubleshooting

Electrical & controls

Process control

Tools

PLC

HMI

SCADA

Loop drawings

Job description

L.L. Blue Engineering in Doraville, GA is seeking experienced Instrumentation & Controls professionals to join our growing team. We design, integrate, and support mission-critical industrial systems across utilities, manufacturing, and infrastructure sectors.

You will work on PLC, HMI, and SCADA projects, perform calibration and testing of 4-20 mA instrumentation, and help with loop checks, P&IDs, wiring diagrams, and startup activities to ensure systems operate safely and reliably.