40 principal quality engineer jobs at 23 companies in Byron, CA
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Principal Quality Engineer
Alameda, California, United States
$150k-$195k/yr OnsiteFull Time
7+ YOEBachelor's degree in Engineering; 7+ years in Quality/Manufacturing Engineering in medical devices; Lean/Six Sigma experience; strong data analytics and cross-functional leadership.
statistical analysis, DOE, Six Sigma, Quality Management System (QMS), FDA QSR, ISO 13485
1w
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Principal Quality Engineer
Santa Clara, California, United States
OnsiteFull Time
5+ YOE5+ years (master's+5) to 11+ years experience in software testing/quality; expertise in test automation frameworks, application security, CI/CD, root cause analysis, and scalable test strategies.
Test Automation Frameworks, CI/CD
1w
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Principal Quality Engineer
Alameda, California, United States
$114k-$228k/yr OnsiteFull Time
5+ YOEBachelor's degree in math, science, or engineering preferred; 5+ years of quality experience in an FDA/ISO-regulated environment; team leadership and project management experience preferred.
FDA, ISO
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Principal Quality Engineer
San Francisco, California, United States
$180k-$230k/yr HybridFull Time
7+ YOE7+ years in quality engineering/SDET, hands-on automation and coding, experience with LLM evals and modern automation frameworks, observability platforms, and strong cross-functional communication.
LangSmith, Braintrust, DeepEval, Playwright, Cypress, TypeScript, Python, Go, Sentry, Datadog, Pendo, Amplitude, Cursor, GitHub Copilot, Claude
1w
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Principal Engineer Quality
Sunnyvale, California, United States
$104k-$155k/yr OnsiteFull Time
5+ YOEBachelor's in a related STEM field with 5+ years, or master's with 3+ years, in quality assurance or engineering; manufacturing experience, QMS experience, U.S. citizenship, and ability to obtain Secret clearance.
Microsoft Word, Microsoft Project, Microsoft Excel, ISO 9001, AS9100, Quality Management System (QMS)
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Principal Quality Engineer
Alameda, California, United States
$114k-$228k/yr OnsiteFull Time
5+ YOEBachelor's degree in math, science, or engineering preferred, or equivalent experience; 5+ years of quality experience in an FDA/ISO-regulated environment. Team leadership and project management experience preferred.
FDA, ISO, CAPA, R&D
1w
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Principal Engineer Quality
Sunnyvale, California, United States
$104k-$155k/yr OnsiteFull Time
5+ YOEBachelor’s degree in a related STEM field with 5+ years of quality or engineering experience, or master’s with 3+ years; manufacturing experience, QMS knowledge, U.S. citizenship, and ability to obtain Secret clearance required.
Microsoft Word, Microsoft Project, Microsoft Excel, QMS, ISO 9001, AS9100
2mo
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Principal Quality Engineer
Campbell, California, United States
$173k-$192k/yr OnsiteFull Time
12+ YOEBS in Engineering and 12+ years relevant experience (or equivalent); expertise in sterilization, microbiology and biocompatibility; strong knowledge of ISO standards and FDA 21 CFR Part 820; risk management, CAPA and audit experience; Microsoft Office proficiency.
Microsoft Office
2w
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Principal, Product Quality Engineer
Santa Clara, California, United States
$150k-$225k/yr OnsiteFull Time
10+ YOEBachelor's in engineering,10+ years in product quality/reliability/manufacturing or supplier quality,experience with qualification, root-cause analysis, and cross-functional leadership.
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Principal Supplier Quality Engineer
Fremont, California, United States
$165k-$180k/yr OnsiteFull Time
8+ YOEBachelor's in engineering or equivalent, 8+ years supplier/quality experience in medical devices, knowledge of FDA QMSR, ISO 13485/14971, supplier auditing, SCARs, root cause analysis, and supplier performance programs.
Propel, MasterControl, Arena
4w
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Principal Supplier Quality Engineer
San Jose, California, United States
$152k-$218k/yr OnsiteFull Time
10+ YOE10+ years quality experience with supplier quality, QMS auditing, SPC, DFMEA/PFMEA, 8D, DOE/ANOVA, project management, and cross-functional leadership in manufacturing environments.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, JMP, R, Tableau
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Sr. Principal Technical Quality Engineer
San Jose or Austin or Cary
$154k-$286k/yr OnsiteFull Time
7+ YOEMSEE and 7+ years experience in IC design/verification or silicon quality; defect analysis and RCA experience; strong communication and problem-solving skills.
1w
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Sr. Principal QA Engineer
Livermore, California, United States
$136k-$179k/yr OnsiteFull Time
8+ YOEBachelor's degree and 8+ years of quality, manufacturing, engineering, operations, or quality systems experience, with expertise in QMS, audits, CAPA, structured problem-solving, and cross-functional leadership.
Quality Management System (QMS), Electronic Quality Management System (eQMS), Microsoft Power BI, Manufacturing Execution System (MES), Statistical Process Control (SPC), Enterprise Resource Planning (ERP), FMEA, 8D, Root Cause Analysis (RCA), 5 Why, 4C
6d
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Principal Software Quality Engineer – GPU & Machine Learning
San Jose, California, United States
$210k-$360k/yr HybridFull Time
Expert Python and strong C++ required, with systems validation experience across GPU software, AI/ML, HPC, distributed systems, or accelerator platforms. BS, MS, or PhD in a related field or equivalent experience.
ROCm, GitHub Actions, Jenkins, GitHub, Python, C++, CUDA, oneAPI, SYCL, PyTorch, TensorFlow, JAX, Triton, vLLM, MPI, RCCL/NCCL, UCX, Libfabric, Linux kernel, PCIe, Infinity Fabric, xGMI, BMC, IPMI, Ethernet, InfiniBand, UALink, LLVM, MCP, RAG, rocprof, Omniperf, Nsight, Redfish, PDU
1mo
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Principal Air Quality Engineer (Source Test)
San Francisco or Alameda County or Contra Costa County or Marin County or San Mateo County or Santa Clara County or Napa County or Solano County or Sonoma County or California
$145k-$177k/yr HybridFull Time
4+ YOEBachelor's degree in engineering (environmental/chemical/mechanical/petroleum) or closely related field and four years of air quality/environmental engineering experience; experience with source testing, permit review, rule development, emissions calculations, QA/QC, and supervising staff; valid California driver's license; pass physical/lift test.
Continuous Emission Monitoring System (CEMS)
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Principal Security Engineer
San Francisco or California
$319k-$479k/yr RemoteFull Time
10+ YOE10+ years developing production software, 5+ years focused on scaling security practices, technical leadership at principal level, strong system design, security expertise, and ability to write production-quality security automation code.
1mo
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Principal Mechanical Engineer (Union City, CA, US, 94587)
Union City, California, United States
$148k-$170k/yr OnsiteFull Time
3+ YOEBachelor's in mechanical engineering with 8+ years (or Master's 6+, PhD 3+) experience; fluency with 3D solid modeling (Solid Works); Microsoft Office proficiency; strong engineering, communication, and regulatory quality system knowledge (21 CFR 820).
Solid Works, Windows, Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft Project, Microsoft PowerPoint
1w
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[BLR] Network Software Test – Principal Engineer
Bangalore or San Jose
OnsiteFull Time
16+ YOEBS/MS in computer engineering, computer science, or equivalent; 16+ years of networking software test experience; Python automation, IXIA, Robot Framework, Jinja2, Jenkins, Git, JIRA, Docker, and VM expertise.
Python, IXIA, Robot Framework, Jinja2, Jenkins, Git, JIRA, Docker, VMs, AWS, GCP, Azure
3w
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Principal Data Engineer, People Data
Bellevue or Chicago or San Francisco or Washington
$197k-$271k/yr HybridFull Time
10+ YOE10+ years data engineering experience; expert SQL, ETL/ELT, MPP databases, AWS services; HR/People data experience; experience with batch and realtime pipelines, lakehouse architectures, and data quality frameworks.
SQL, Airflow, dbt, Snowflake, Redshift, Amazon S3, AWS Lambda, EMR, ECR, EKS, Workday, Spark, Kafka, Databricks, Iceberg, Delta
2mo
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Associate Principal SDET
Milpitas, California, United States
$160k-$180k/yr HybridFull Time
2+ YOE5+ MgmtLead architecture of automation and quality engineering; extensive test automation and leadership experience; strong Java/Python; AI tools experience; cloud API testing; CI/CD; security testing.
Playwright, PyTest, Robot Framework, Karate, Java, Python, Jenkins, GitLab CI, Maven, Gradle, JMeter, Gatling, SAST, DAST, axe-core
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