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Overview AI

AI-driven inspection systems for manufacturing quality

Senior Field Engineer - Controls

Controls & Automation EngineeringConfirmed live in the last 24 hours
Full-timeChengdu, Sichuan, ChinaNo salary listed

About the Job

Requirements

  • Deep programmable logic controller (PLC) and controls engineering experience, including independently commissioning and debugging automation lines.
  • At least 5 years of controls, automation, or field engineering experience in high-volume manufacturing environments.
  • Practical troubleshooting expertise with EtherNet/IP, PROFINET, Modbus, and OPC UA industrial networks and protocols.
  • Ability to debug electrical systems using multimeters and oscilloscopes, read schematics, and apply signal conditioning and electromagnetic interference/noise understanding.
  • Strong understanding of sensors, triggering, and real-time sequencing on production lines.
  • Fluent Mandarin at a native or near-native level.
  • Working English proficiency for technical communication with global teams.

Responsibilities

  • Integrate Overview.ai systems into automation lines and ensure reliable performance.
  • Commission and troubleshoot PLC-to-device communication across industrial protocols, including EtherNet/IP, PROFINET, Modbus, and OPC UA.
  • Diagnose and eliminate timing and triggering issues, including double triggers, missed triggers, trigger bounce, incorrect edge detection, latency or jitter, and inconsistent handshakes.
  • Debug inconsistent network communication, including packet loss, unstable links, IP conflicts, switch configuration issues, grounding or noise coupling, cable quality, electromagnetic interference, and misconfigured QoS or VLANs where applicable.
  • Interpret and modify ladder logic or structured text as needed to stabilize integration and performance.
  • Build repeatable integration standards, including wiring patterns, sensor-conditioning recommendations, network topologies, validated PLC templates, and commissioning checklists.
  • Troubleshoot sensors, discrete I/O, and signal conditioning in factory environments, including NPN/PNP sensors, pull-ups and pull-downs, filtering and debounce, shielding and grounding, and noise mitigation.
  • Use multimeters and oscilloscopes to diagnose voltage levels, signal bounce, timing alignment, interference, poor grounding, and intermittent connections.
  • Identify root causes and implement robust fixes rather than temporary patches.
  • Serve as the senior technical point of contact on-site for customers.
  • Train customer automation engineers and technicians on operating and first-line troubleshooting best practices.
  • Capture issue reports for headquarters engineering, including reproduction steps, logs, electrical measurements, network symptoms, PLC state, and recommended fixes.
  • Drive feedback loops that result in product improvements to tooling, diagnostics, and reliability features.

About the Company

Overview AI

AI-driven inspection systems for manufacturing quality

Overview.ai is an industrial automation company that develops AI-powered inspection systems for manufacturing. Its flagship OV20i blends a vision system with a vision sensor and includes an integrated NVIDIA GPU, storing up to 300,000 images and running complex algorithms without programming. The product uses deep learning and computer vision to improve quality control by detecting defects and streamlining inspections in dynamic environments. The company sells its proprietary hardware and software directly, with long-term service agreements as part of its business model. Backed by investors like Y Combinator and Bain Capital Ventures, Overview.ai aims to help manufacturers increase precision and efficiency in inspection processes and expand accessibility of advanced AI-powered quality control across diverse manufacturing applications.

Company size
51-200
Company stage
Series A
Total funding
$10.1M
Headquarters
San Francisco, CA
Founded
2018

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