C

Cohu

Designs and sells semiconductor test equipment

SQA Engineer 3

Manual & Functional QAConfirmed live in the last 24 hours
Full-timeSan Diego, CA, USA$46.15 - $56.44 /hr

About the Job

Requirements

  • A bachelor's degree in software, electrical, mechanical, computer, or a related engineering discipline is required.
  • Four to six years of software quality assurance and testing experience in a commercial, Windows-based product-development environment is required.
  • At least three years of experience testing electro-mechanical equipment and associated software applications is required.
  • Working knowledge of C# or C/C++, Visual Studio, Git or comparable version control, object-oriented design, SQL/database concepts, and communication protocols such as serial and TCP/IP in a Windows environment is required.
  • Proficiency with Microsoft Office and working familiarity with project-planning and diagramming tools such as Microsoft Project and Visio are required.
  • Creativity, attention to detail, analytical thinking, and disciplined problem-solving are required.
  • Clear written and verbal communication, including preparation of formal technical reports and concise quality summaries, is required.
  • Ability to work independently and within cross-functional teams in a fast-paced engineering environment is required.
  • Ability to adapt to changing priorities, risks, requirements, and schedules while adjusting testing strategy is required.
  • Ability to optimize test activities, identify practical alternatives, and recommend solutions that support committed schedules without compromising quality is required.
  • Ability to travel as needed to U.S. and global customer or company sites, up to 25% of the time, is required.
  • Work takes place in a lab environment with constant or intermittent noise and involves prolonged sitting at a computer terminal and keyboard use.
  • Protective devices are required in designated areas.

Responsibilities

  • Plan, design, document, execute, and report system-level testing for each release cycle in accordance with software requirements, design documentation, and the company's software development process.
  • Review customer and system requirements, software designs, and unit and integration test plans, and provide actionable feedback to identify defects and testability risks early in development.
  • Select manual, automated, simulated, or equipment-based test approaches based on requirement interfaces, risk, and available test infrastructure.
  • Create, maintain, and debug C#-based test scripts for internal automation tools, and execute automated tests in simulation and on production-representative equipment.
  • Perform end-user-focused functional, new-feature, defect-fix, and regression testing in an engineering lab using actual equipment and machine simulators.
  • Identify, reproduce, troubleshoot, analyze, and document software defects in Jira, including evidence, impact, expected behavior, and reproducible steps.
  • Collaborate with software development engineers to triage defects, track corrective actions, retest fixes, and drive issues to verified closure.
  • Extract and analyze release data using SQL or scripting tools, generate charts and quality metrics, and communicate software quality status and risk to stakeholders.
  • Estimate testing effort and duration based on change scope, technical risk, available resources, test infrastructure, and relevant historical data.
  • Partner with engineering disciplines to investigate incidents found during system testing and determine whether root causes relate to software, hardware, integration, or test infrastructure.
  • Use company-approved AI tools responsibly to improve the accuracy, completeness, and efficiency of test plans, test scripts, defect analysis, and technical documentation.
  • Evaluate software development and testing practices, and propose measurable improvements to increase product quality, shorten release cycle time, and reduce cost.
  • Lead SQA Engineers and Technicians in structuring, creating, reviewing, maintaining, executing, and reporting complex test procedures.

Desired Qualifications

  • Experience working in Agile/Scrum development environments, including sprint planning, backlog refinement, and related ceremonies.
  • Familiarity with Python or similar scripting languages for data analysis, reporting automation, or AI-assisted testing workflows.
  • Knowledge of UML, XML, TCP/IP, SECS/GEM, serial communication, and GPIB protocols.
  • Experience in one or more areas of machine automation, motion control, input/output systems, pneumatics, thermal systems, vision systems, or communication interfaces.
  • Software testing certification such as ISTQB (Foundation or Advanced Level) or CSTE.

About the Company

Cohu

Designs and sells semiconductor test equipment

Cohu provides test and inspection equipment for semiconductors, including test/inspection handlers, MEMS test modules, test contactors, thermal sub-systems, and automated test equipment. These capital systems are designed, manufactured, and sold to test wafers, dies, and modules, with ongoing service and support contracts creating recurring revenue. What sets Cohu apart is its integrated portfolio that covers multiple test needs plus a global support footprint, enabling customers to test across automotive, consumer, industrial, and medical electronics. The company aims to help customers reliably test and validate semiconductor devices to ensure product quality and production yield.

Company size
1,001-5,000
Company stage
IPO
Headquarters
Poway, CA
Founded
1945

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