Senior Controls​/Systems Engineer

Location: San Antonio, TX

Compensation: $120,000–$130,000 annually + bonus

Hours: Typically 8:30 AM–5:30 PM; schedule adjustments based on customer production needs

Employment Type: Full-time, On-site

Seeking an experienced Senior Controls / Systems Engineer with extensive hands‑on Mitsubishi PLC programming and automotive manufacturing automation experience. This position requires an independent, customer‑facing engineer capable of immediately managing controls engineering, commissioning, and complex troubleshooting with minimal supervision.

• Design, program, modify, and troubleshoot Mitsubishi PLC systems using GX Works2/GX Works
  3.
• Develop and troubleshoot Mitsubishi GOT/HMI applications.
• Integrate PLCs with sensors, drives, safety devices, vision systems, and industrial networks.
• Perform equipment installation support, commissioning, startup, testing, and debugging.
• Diagnose electrical, controls, and communication failures; implement corrective actions.
• Review electrical schematics, control wiring, and PLC I/O specifications.
• Independently manage technical assignments, schedules, and customer communications.
• Coordinate with vendors and international engineering teams; maintain technical documentation and safety compliance.

Required:

• 7+ years of industrial controls engineering or factory automation experience.
• 5+ years of hands‑on PLC programming and troubleshooting.
• Professional Mitsubishi PLC programming experience using GX Works2/GX Works
  3.
• Hands‑on Mitsubishi GOT/HMI development and troubleshooting experience.
• Automotive manufacturing automation and production line experience.
• Proven ability to independently perform commissioning, equipment startup, and complex troubleshooting.
• Strong knowledge of electrical schematics, PLC I/O, CC‑Link, and industrial Ethernet.
• Ability to communicate directly with customers and independently manage technical projects.
• Bachelor's degree in Electrical Engineering, Controls, Mechatronics, Automation, or equivalent experience.
• Willingness to travel domestically and internationally, including extended assignments.

Preferred:

• Allen-Bradley or Omron PLC experience.
• Automotive assembly, welding, robotics, or body shop automation experience.
• Keyence/Cognex vision systems and barcode integration.
• Knowledge of NEC, NFPA 70E/79, UL 508A, and AutoCAD Electrical.
• Industry 4.0, IIoT, or manufacturing data integration experience.
• Japanese language ability is a plus, not required.

• Regular hours are 8:30 AM–5:30 PM, with occasional early mornings, evenings, weekends, and holidays based on customer production schedules.
• Domestic and international travel, including Japan and China; assignments may last 1–6 months.
• Must comply with customer‑site safety and security requirements.