SIEMENS CONTROLS ENGINEER

Agillabs.ai; San Antonio (TX); On-site; USD 90,000 - 120,000; Full time

Job summary

Agillabs.ai seeks an experienced Industrial Controls Engineer to provide hands-on support for Siemens-based production equipment and automated systems.

You will troubleshoot PLC/NC control systems, HMIs, and network issues, diagnose faults with STEP 7 and TIA Portal, and perform safe program modifications.

Collaborate with maintenance and operations to resolve issues, support commissioning and continuous improvement, and ensure safety and cybersecurity compliance.

Qualifications

• Experience with Siemens STEP 7 and TIA Portal.
• Ability to read electrical schematics and ladder logic.
• Hands-on Siemens PLC experience across S7-300/400/1200/1500.
• Troubleshooting HMIs, PROFINET/Ethernet networks, drives, sensors.
• Strong root cause analysis and downtime minimization skills.
• Experience in high-volume manufacturing environments preferred.
• Ability to work independently and in cross-functional teams.
• Excellent communication for customer discussions.
• Bachelor's or Diploma in Electrical/Controls Eng or related field.
• Willingness to work onsite and support flexible schedules.

Responsibilities

• Provide hands-on controls support for production equipment and automated systems.
• Troubleshoot Siemens PLC, NC/CNC, HMI, I/O, motion control, drives, and networks.
• Diagnose faults using STEP 7 and TIA Portal; perform safe program modifications.
• Support Siemens PLC platforms and associated NC control systems in manufacturing.
• Respond to downtime events; perform root cause analysis and restore production.
• Maintain backups of PLC/NC programs, machine parameters, and control docs.
• Collaborate with maintenance, manufacturing, quality, operations, and OEMs to resolve issues.
• Support commissioning, upgrades, preventive maintenance, and improvements.
• Ensure safety, lockout/tagout, cybersecurity, and change-management compliance.
• Provide clear communication on issues, actions, and project status to stakeholders.

Skills

Siemens STEP 7

TIA Portal

PLC programming

NC/CNC control

HMI troubleshooting

PROFINET/Ethernet

Siemens PLC platforms

Electrical schematics

Root cause analysis

Cross-functional teamwork

Education

Electrical/Controls Eng degree

Tools

Siemens STEP 7

TIA Portal

Job description

Responsibilities:

Provide hands-on controls support for production equipment, automated machinery, and manufacturing systems.

Troubleshoot and resolve Siemens PLC, NC/CNC, HMI, I/O, motion control, drive, and network-related issues.

Diagnose faults using Siemens STEP 7 and TIA Portal and perform safe program modifications when required.

Support Siemens PLC platforms and associated NC control systems used in manufacturing and machining operations.

Respond to equipment downtime events, perform root cause analysis, and restore production in a timely manner.

Maintain backups of PLC/NC programs, machine parameters, and control system documentation.

Collaborate with maintenance, manufacturing engineering, quality, operations, and OEM suppliers to resolve technical issues.

Support equipment commissioning, upgrades, preventive maintenance, and continuous improvement initiatives.

Ensure compliance with safety standards, lockout/tagout procedures, cybersecurity, and change management processes.

Provide clear communication regarding technical issues, corrective actions, and project status to customer stakeholders.

Requirements:

Minimum 3 years of hands‑on experience with Siemens industrial control systems.

Strong experience with Siemens STEP 7 and TIA Portal.

Proven experience supporting both PLC and NC/CNC control systems.

Knowledge of Siemens PLC platforms such as S7-300, S7-400, S7-1200, and S7-1500.

Ability to read and interpret electrical schematics, ladder logic, function block diagrams, and control documentation.

Experience troubleshooting HMIs, industrial networks (PROFINET/Ethernet), field I/O, sensors, actuators, drives, and servo systems.

Strong production support and troubleshooting skills in a manufacturing environment.

Experience performing root cause analysis and implementing corrective actions to minimize downtime.

Excellent verbal and written communication skills with the ability to participate in customer interviews and technical discussions.

Ability to work independently and effectively within cross‑functional teams.

Experience in automotive, machining, assembly, or other high‑volume manufacturing environments is preferred.

Knowledge of Siemens SINUMERIK or other NC/CNC platforms is preferred.

Experience with motion control, safety PLCs, commissioning, and equipment optimization is desirable.

Bachelor's Degree or Diploma in Electrical Engineering, Controls Engineering, Automation, Mechatronics, or a related field preferred.

Willingness to work onsite and support flexible production schedules as needed.