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Freelance Plc Ladder Logic Programming Jobs in Riverside, CA

ClarkDietrich

Maintenance Technician

Riverside, CA

Read, interpret, edit, and create PLC ladder logic * Perform preventive and predictive maintenance ... PLC programming and troubleshooting (Allen-Bradley, Siemens, or similar) * HMI systems and ...

ClarkDietrich

Maintenance Technician

Riverside, CA · On-site

Read, interpret, edit, and create PLC ladder logic * Perform preventive and predictive maintenance ... PLC programming and troubleshooting (Allen-Bradley, Siemens, or similar) * HMI systems and ...

Cencora

Controls Technician II

Corona, CA · On-site

$32.50 - $40/hr

Knowledge of programmable logic controllers (PLCs) preferred. Ability to read electrical schematic, wiring diagrams, and PLC ladder and block logic. Ability to load programs or configure PLC's, HMI ...

Greif, Inc.

Controls Technician

Fontana, CA · On-site

$30.50 - $40.25/hr

Diagnoses PLC/HMI/drive issues at the I/O and device level; isolates faults using schematics, P&IDs ... ladder logic, and diagnostic tools; implements corrective actions or partners with controls ...

Greif

Controls Technician

Fontana, CA · On-site

Diagnoses PLC/HMI/drive issues at the I/O and device level; isolates faults using schematics, P&IDs ... ladder logic, and diagnostic tools; implements corrective actions or partners with controls ...

Cannon Corp.

Senior Automation Specialist

Irvine, CA · On-site

$92K - $138K/yr

Strong knowledge of PLC systems (Rockwell Automation, Modicon), HMI programming, and SCADA integration. * Proficiency in industrial wiring diagrams, ladder schematics, and logic drawings.

Cannon Corp

Senior Automation Specialist

Irvine, CA · Hybrid

$92K - $138K/yr

Strong knowledge of PLC systems (Rockwell Automation, Modicon), HMI programming, and SCADA integration. * Proficiency in industrial wiring diagrams, ladder schematics, and logic drawings.

Amazon

Automation Engineer

Bloomington, CA · On-site

... including PLC/PC controllers and industrial networks such as Ethernet, ControlNet, DeviceNet ... Ladder Logic and structured programming from Siemens, Allen-Bradley, or Codesys PLCs experience ...

Amazon

Senior Automation Engineer

Moreno Valley, CA · On-site

$108K - $142K/yr

... including PLC/PC controllers and industrial networks such as Ethernet, ControlNet, DeviceNet ... Ladder Logic and structure programming experience - 4+ years of electrical theory, robotics ...

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All JobsPlc Ladder Logic Programming JobsFreelance Plc Ladder Logic Programming JobsFreelance Plc Ladder Logic Programming Jobs in Riverside, CA

Freelance Plc Ladder Logic Programming information

See Riverside, CA salary details

$42.3K

$84.2K

$116.8K

How much do freelance plc ladder logic programming jobs pay per year?

As of Aug 7, 2026, the average yearly pay for freelance plc ladder logic programming in Riverside, CA is $84,154.00, according to ZipRecruiter salary data. Most workers in this role earn between $70,900.00 and $96,500.00 per year, depending on experience, location, and employer.

What are some common challenges faced by freelance PLC ladder logic programmers when working with clients remotely?

Freelance PLC Ladder Logic programmers often encounter challenges such as unclear project specifications, limited access to physical hardware for testing, and communication barriers with clients who may not have technical backgrounds. To address these, it's important to establish clear communication channels, use simulation tools for initial testing, and set expectations regarding project timelines and hardware requirements. Proactively sharing progress updates and documentation can also help build trust and ensure smoother project delivery.

What are the key skills and qualifications needed to thrive as a freelance PLC ladder logic programmer?

To thrive as a Freelance PLC Ladder Logic Programmer, you need strong knowledge of PLC programming concepts, electrical engineering fundamentals, and experience with industrial automation systems, often supported by a degree or relevant certifications. Familiarity with popular PLC platforms (such as Siemens, Allen-Bradley, or Schneider Electric), ladder logic software tools, and SCADA/HMI systems is essential. Problem-solving ability, attention to detail, and effective client communication are crucial soft skills for managing projects and meeting client needs. These skills ensure accurate system design, efficient troubleshooting, and successful project delivery in diverse industrial environments.

What is the difference between Freelance Plc Ladder Logic Programming vs PLC Technician?

AspectFreelance Plc Ladder Logic ProgrammingPLC Technician
CredentialsTypically requires PLC programming certifications and technical trainingRequires PLC certifications, technical diploma, or associate degree
Work EnvironmentOften remote or contract-based, working on specific projectsOn-site in industrial or manufacturing facilities
Employer & IndustryClients across various industries, including automation and manufacturingManufacturing plants, automation companies, industrial facilities
Work FocusDesigning, programming, and troubleshooting PLC ladder logicMaintaining, repairing, and troubleshooting PLC systems

Freelance Plc Ladder Logic Programmers focus on creating and optimizing PLC programs for diverse clients, often working remotely. In contrast, PLC Technicians primarily perform on-site maintenance and troubleshooting of PLC systems. Both roles require similar certifications but differ in work environment and daily tasks.

How to become a freelance PLC ladder logic programmer?

To become a freelance PLC ladder logic programmer, develop strong knowledge of PLC programming languages, especially ladder logic, and gain hands-on experience with popular PLC brands like Allen-Bradley or Siemens. Obtain relevant certifications, build a portfolio of projects, and establish an online presence on freelancing platforms to attract clients. Continuous learning of industrial automation and related tools enhances credibility and job opportunities.

What is freelance PLC ladder logic programming?

Freelance PLC Ladder Logic Programming is a specialized service where independent professionals design, develop, and troubleshoot control systems using ladder logic for Programmable Logic Controllers (PLCs). These freelancers work on a project-by-project basis, often helping manufacturers and industrial firms automate machinery and processes. Their responsibilities typically include writing and testing ladder logic code, integrating hardware, and ensuring systems run efficiently and safely. This work requires strong knowledge of electrical engineering, industrial automation, and specific PLC brands. Clients benefit from hiring freelancers for flexible, cost-effective solutions tailored to their automation needs.
What are popular job titles related to Freelance Plc Ladder Logic Programming jobs in Riverside, CA? For Freelance Plc Ladder Logic Programming jobs in Riverside, CA, the most frequently searched job titles are:
What job categories do people searching Freelance Plc Ladder Logic Programming jobs in Riverside, CA look for? The top searched job categories for Freelance Plc Ladder Logic Programming jobs in Riverside, CA are:
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Freelance Plc Ladder Logic Programming jobs near you
Infographic showing various Freelance Plc Ladder Logic Programming job openings in Riverside, CA as of August 2026, with employment types broken down into 84% Full Time, 8% Contract, and 8% Nights. Highlights an 100% In-person job distribution, with an average salary of $84,154 per year, or $40.5 per hour.

Automation and PLC Instructor

Southern California Institute of Technology

Anaheim, CA • On-site

$87K - $115K/yr

Full-time

Posted 22 days ago

Job description

Position Summary

The Automation and PLC Instructor is responsible for instructing students enrolled in the Industrial Automation Technology and AS Industrial Automation and Robotics Technology programs on topics related to industrial automation and control systems. Primary areas of instruction include Allen-Bradley ControlLogix and CompactLogix PLCs using Studio 5000 Logix Designer (RSLogix 5000), industrial networking, Human-Machine Interfaces (HMIs), variable frequency drives (VFDs), motor controls, analog and digital I/O, and common hydraulic and pneumatic systems used in modern industrial environments.

This position includes classroom instruction, supervision of laboratory exercises, and may also include instruction in a synchronous online environment.

Responsibilities
  • Instruct students in industrial automation topics, including:
    • Allen-Bradley ControlLogix and CompactLogix PLC programming using Studio 5000 Logix Designer (RSLogix 5000)
    • PLC troubleshooting and diagnostics
    • Ladder Logic development and structured PLC programming
    • Human-Machine Interface (HMI) development and integration (FactoryTalk View preferred)
    • Industrial Ethernet and EtherNet/IP networking
    • PLC communications and networked control systems
    • Integration of PLCs with Variable Frequency Drives (VFDs), motor starters, and other industrial devices
    • Digital and analog input/output systems, including scaling and process instrumentation
    • Industrial sensors, actuators, and control devices
    • Motor control circuits
    • Pneumatic and hydraulic control systems
  • Develop lesson plans, laboratory exercises, and assessments that support established course learning outcomes.
  • Employ effective instructional strategies that promote student engagement, critical thinking, and hands-on learning.
  • Supervise students during laboratory activities while ensuring compliance with established safety procedures.
  • Evaluate student performance and provide timely feedback on assignments, laboratory exercises, and examinations.
  • Proctor examinations and maintain accurate attendance and grade records.
  • Participate in faculty meetings and curriculum discussions to support continuous improvement of academic programs.
  • Contribute to the development and periodic review of curriculum, laboratory exercises, instructional materials, and academic policies as requested.
Qualifications
  • Minimum of five (5) years of hands-on experience in industrial automation, controls engineering, PLC programming, commissioning, or troubleshooting. Ten (10) or more years preferred.
  • Demonstrated experience programming and troubleshooting Allen-Bradley ControlLogix and CompactLogix PLCs using Studio 5000 Logix Designer (RSLogix 5000).
  • Practical experience with several of the following is strongly preferred:
    • FactoryTalk View ME/SE or comparable HMI software
    • EtherNet/IP industrial networking
    • Variable Frequency Drives (PowerFlex or similar)
    • PLC-to-drive integration
    • Analog process instrumentation (420 mA, 010 V, RTDs, thermocouples, transmitters, etc.)
    • Distributed I/O and industrial communications
    • Industrial troubleshooting and system commissioning
  • Experience with Siemens TIA Portal and S7 PLCs is desirable but not required.
  • Teaching, technical training, or mentoring experience is preferred but not required.
  • Strong written and verbal communication skills.
  • Excellent presentation, organizational, and interpersonal skills.
  • Ability to effectively demonstrate and supervise hands-on laboratory exercises while maintaining a safe learning environment.