Senior PLC Programmer – Flexible, Impactful Automation

Siemens AG; Santiago de Querétaro; On-site; MXN 300,000 - 520,000; Full time

Job summary

Siemens AG in Mexico is seeking a seasoned PLC Programmer to support production lines, diagnose PLC software and hardware, and optimize PLC-based automation. The role emphasizes safety, efficiency, and hands-on maintenance across electrical and fluid systems.

Responsibilities include diagnostics, report preparation, and implementing PLC-related improvements, with 5+ years of experience preferred in electronics or mechatronics environments within manufacturing settings.

Qualifications

• Degree in Electronics Engineering, Mechatronics, Instrumentation, or related field.
• More than 5 years of experience as a PLC Programmer.
• Electrical risk, LOTO (Lockout/Tagout).
• Low-voltage electrical circuits: 24/48 VDC and 127/220/440 VAC.
• Interpretation of electrical diagrams (European and American systems) and basic electronic diagrams.
• Interpretation of pneumatic and hydraulic diagrams, including symbology and nomenclature; pneumatic and hydraulic control and power circuits; actuators, etc.
• Machine failure diagnosis, interpretation of PLC inputs/outputs, and HMI interfaces on CNC machines.
• Basic maintenance of electronic equipment, boards, and drives.
• Knowledge of 6S.

Responsibilities

• Provide support on machines and/or areas that involve a Programmable Logic Controller (PLC) with the purpose of improving the process, maintaining it, and/or anticipating failures that could result in prolonged downtime, as well as reducing costs generated by external service providers.
• Execute each assigned task with quality and basic safety criteria.
• Prepare the corresponding reports for each assigned task, indicating time spent and materials consumed.
• Restore equipment to proper operating conditions before returning it to production.
• Report any safety risk or potential failure detected on the serviced equipment.
• Diagnose failures using the corresponding software and resolve PLC-related issues.
• Propose updates to equipment related to programmable logic control.
• Provide support on production lines and PLC-related test fields.

Skills

PLC Programming

Electrical safety

HMI interfaces

Pneumatic diagrams

Hydraulic diagrams

Machine maintenance

Education

Electronics Engineering degree

Mechatronics degree

Instrumentation degree

Job description

Siemens AG in Mexico is seeking a seasoned PLC Programmer to support production lines, diagnose PLC software and hardware, and optimize PLC-based automation. The role emphasizes safety, efficiency, and hands-on maintenance across electrical and fluid systems.

Responsibilities include diagnostics, report preparation, and implementing PLC-related improvements, with 5+ years of experience preferred in electronics or mechatronics environments within manufacturing settings.