Test Engineer - PLC Specialist
Company Description
Forge IO delivers AI-powered solutions and engineering services for manufacturing, logistics, and industrial operations. Headquartered in Seattle, WA, the company designs and builds custom automation solutions tailored to client workflows, including IT/OT applications, control systems, and PLC/SCADA programming. Forge IO’s engineers work closely with industrial teams to improve efficiency, reliability, and visibility across complex systems. The flagship product, PLC Copilot, is the world’s first AI agent built to review PLC code, explain complex ladder logic programs, generate documentation, and provide troubleshooting guidance. Applicants joining Forge IO will contribute to advanced industrial automation and AI tools used in real-world operations. Role Description The Test Engineer – PLC Specialist is a full-time remote role responsible for validating the reliability and performance of PLC Copilot and related automation solutions. In this role, the individual designs, develops, and maintains test cases for PLC-focused features, ensuring functional coverage across various PLC platforms, ladder logic programs, and industrial control workflows. Typical tasks include executing manual and automated tests, analyzing test results, documenting defects, and collaborating with developers and automation engineers to refine product quality. The specialist will review PLC code samples, simulate industrial scenarios, and verify that AI-generated explanations and troubleshooting tips are accurate and safe for production environments. This role also involves continuous improvement of testing processes, contributing to test documentation, and providing feedback on product usability and robustness.
Qualifications
Ability to design and maintain structured Test Cases for PLC-related features and industrial automation scenarios. Hands-on experience in Test Execution and Testing of software products, with a focus on control systems or industrial applications. Proficiency in Test Engineering practices, including test planning, defect reporting, and test result analysis. Experience performing Functional Testing of PLC logic, ladder diagrams, and control workflows to ensure safety and correctness. Practical knowledge of PLC programming (e.g., ladder logic, function blocks) and industrial control systems; familiarity with SCADA and OT networks is an advantage. Understanding of automation and manufacturing processes, with the ability to model real-world scenarios in a test environment. Strong analytical and problem-solving skills, with attention to detail and a systematic approach to quality assurance. Effective written and verbal communication skills, including clear documentation of test plans, findings, and recommendations. Ability to work independently in a remote setting, collaborate with cross-functional teams, and manage time and priorities across multiple test efforts. Bachelor’s degree in Engineering, Computer Science