QA Jobs in Sunnyvale, CA

Lead reliability and quality engineering for product components and systems: evaluate materials and processes, develop accelerated testing and reliability models, define test and SPC methods, implement QA programs, perform FMECA/CRAMS/PQP with suppliers, manage multiple projects, and present quality/reliability findings to stakeholders.

Audit and validate data labeling outputs, provide structured feedback and hands-on training to annotators, monitor workflows and escalate issues, help apply and improve guidelines, and identify patterns in human and model outputs to maintain high-quality AI training data.

Develop procedures for servicing products, addressing field issues, conducting failure analysis, and training customer engineers on new products.

Student co-op will gain hands-on QA experience testing high-speed routing/switching and mobile core systems. Work includes programming and automation (C/C++, Python, Tcl), DevOps tools (git, Nagios), virtualization, traffic generator and protocol emulator testbeds, and learning professional test and troubleshooting practices in a data center environment.

Review and proofread Hebrew localized content for accuracy, grammar, formatting and cultural fit. Execute test cases, identify and report localization bugs, verify fixes, evaluate translations, follow style guides and glossaries, troubleshoot issues, and occasionally translate English to Hebrew.

The Mobile QA Engineer will create and execute test plans for mobile apps, collaborate with engineering teams, and ensure quality through various testing methodologies.

The QA Engineer will perform testing on eCommerce applications, collaborating with teams to analyze defects, adapt to changes, and ensure quality through various testing strategies including automation and responsive testing.

Co-op role to gain hands-on QA experience with routing, switching and mobile-core technologies. Work on data center and virtualization platforms, terabit routers, testbeds using traffic generators/protocol emulators, and contribute to code or automation using C/C++, Python, and Tcl while learning DevOps tools in a professional environment.

Evaluate Spanish (Spain) localized content across web, mobile, and software. Execute test cases, identify and document localization issues, verify bug fixes, and collaborate with cross-functional teams to ensure translations are accurate, culturally appropriate, and meet quality standards. Hybrid role with occasional Cupertino office attendance.

As a Senior QA Engineer, you will lead the quality strategy for healthcare products, designing test architectures and managing quality processes while mentoring team members.

This role involves testing and automating UI and API features, managing customer issues, and maintaining test environments in a hands-on Quality Assurance capacity.

The role involves overseeing external suppliers for nuclear projects, conducting quality audits, managing supplier qualifications, and ensuring compliance with technical and quality standards.

The Sr QA Engineer will design and implement testing strategies, work with various databases, and participate in a team-oriented environment to ensure quality in software products.

Lead functional and automated testing of NVIDIA-Cumulus Linux on Mellanox Spectrum switches. Create test plans and topologies, execute tests, develop automation, report and validate defects, and collaborate with design and engineering teams to ensure continuous functional regression coverage.

The Senior Manager, Robotics Quality Assurance will lead test engineering strategy, automation development, and validate models for robotics products, ensuring quality across hardware and software.

The Senior QA Engineer will develop solutions to complex problems, lead projects, foster collaboration, and mentor junior engineers with a focus on quality assurance methodologies and technical guidance.

The Sr. QA Engineer will develop a QA strategy for EMC's Data Computing Appliance, create testing solutions, conduct root cause analysis, and perform system level testing.

Responsible for ensuring product safety and reliability in aviation technology, leading investigations, and executing quality management strategies. Collaborates with design and manufacturing teams to enhance processes, implement risk management, and develop testing methodologies.

Lead QA efforts for FortiADC by designing and executing manual and automated tests, building scalable network simulation frameworks, reproducing customer issues, performing root-cause analysis, and improving QA automation and test environments for networking and load-balancing features.

Design, provision, and execute end-to-end tests for Fortinet datacenter infrastructure. Create test plans, configure traffic generators, reproduce production topologies, run test cases, analyze results, and produce technical reports while collaborating with R&D, networking, and systems teams.

Design, develop, and execute manual and automated test plans for networking features; create test cases and automation scripts; perform root cause analysis; log and resolve issues; collaborate with developers, TAC, and international teams to support product releases.

Lead QA for new product lines: review requirements, design and run manual and automated tests, develop test tools and scripts, identify and document defects, collaborate with developers, monitor release risks, and create team documentation and training.

Lead design and execution of scalable, automation- and AI-enabled quality engineering strategies. Develop complex test plans and frameworks, apply data analytics to predict and prevent defects, debug and validate complex software systems, drive cross-functional initiatives, and provide technical leadership on product quality and corrective actions.

Lead development and implementation of QA processes for the Self-Driving System organization to achieve ASPICE and ISO 9001:2015 compliance. Define processes, train teams, perform independent product and process audits, run assessments, track and close non-conformances using RCA methods, maintain QA traceability and KPIs, interface with change control, and provide quality feedback during design reviews.

Perform functional and performance testing (manual and automated) of high‑throughput firewall/packet‑processing platforms. Write and maintain automation scripts, follow build/test processes, design test beds, identify equipment, and log and track defects while collaborating with developers and QA teams.