Industrial PLC Programmer - Design, Debug & Field Installations

DNOW; Town of Middletown (NY); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Competitive salary

401(k) retirement plan

Comprehensive benefits

Career growth

Paid vacation/holidays

Job summary

DNOW seeks a PLC Programmer to design, develop, and maintain PLC-based control systems for industrial applications. You will program, test, commission, and troubleshoot in field environments, supporting project teams across multiple PLC platforms and SCADA/HMI tools.

You will read schematics, develop interfaces with MODBUS/Ethernet/IP/OPC-UA networks, and provide technical support to technicians. Occasional travel to sites is expected as projects demand.

Qualifications

• 3+ years experience programming PLCs in industrial environments (oil & gas, manufacturing, water/wastewater, or similar).
• Proficient in ladder logic, structured text, and function block programming.
• Experience with major PLC platforms (Rockwell/AB, Siemens, Schneider, Omron, Mitsubishi, etc.).
• Familiarity with HMI/SCADA software (Ignition, FactoryTalk, WinCC, Wonderware, etc.).
• Strong understanding of control system design and electrical panels.

Responsibilities

• Design, program, and debug PLC software for industrial automation projects (Allen-Bradley, Siemens, Schneider, etc.).
• Develop HMI and SCADA applications.
• Read and interpret electrical schematics, P&IDs, and system layouts.
• Conduct onsite installation, testing, and commissioning of automated equipment.
• Troubleshoot existing control systems, diagnose faults, and implement improvements.
• Collaborate with team members to meet project requirements.
• Maintain project documentation and version control for PLC and HMI code.
• Provide technical support and training to field technicians and operations teams.

Skills

PLC programming

Ladder logic

Structured text

Function block programming

HMI/SCADA

Industrial networks

MODBUS

Ethernet/IP

OPC-UA

Python

VB scripting

Database integration

Safety PLCs

Tools

Rockwell/Allen-Bradley

Siemens

Schneider Electric

Omron

Mitsubishi

Ignition

FactoryTalk

WinCC

Wonderware

Job description

DNOW seeks a PLC Programmer to design, develop, and maintain PLC-based control systems for industrial applications. You will program, test, commission, and troubleshoot in field environments, supporting project teams across multiple PLC platforms and SCADA/HMI tools.

You will read schematics, develop interfaces with MODBUS/Ethernet/IP/OPC-UA networks, and provide technical support to technicians. Occasional travel to sites is expected as projects demand.