PLC programming is writing or changing the logic that runs a machine or a line: a new recipe, an extra station, a migration from old hardware, or a fault that only the program can explain.
The field service technicians below list PLC programming, or a closely related skill, on their profiles. Check each one for the platform your plant runs, such as Siemens TIA Portal, Rockwell Studio 5000 or Beckhoff TwinCAT, and name it in the mission brief. A lot of PLC work can be done remotely.
Read more in Hiring a PLC programmer, or see how remote missions work.