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31 principal engineer software development jobs at 14 companies in Stockton, CA

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Principal Engineer Software
McClellan, California, United States
$114k-$171k/yr OnsitePart Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
5+ YOEBachelor’s degree in STEM with 5 years’ related experience or master’s with 3 years; US citizenship; ability to obtain Top Secret clearance; software development, Agile, Scrum, and testing experience.
Agile, Git, GitLab, Bitbucket, Scrum, C++, C, Python, Java, Docker, Atlassian, JIRA, Jenkins, Confluence, Linux Bash, Linux, UNIX, DevOps, DevSecOps, CI/CD
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3mo
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Principal Engineer, Software Development Engineering (Apps)
Milpitas, California, United States
$142k-$235k/yr HybridFull Time
Sandisk
SandiskNasdaq: SNDK: Designs and manufactures flash memory and data storage products.
7+ YOE7+ years software engineering, including architecture/leadership; strong Python; experience with AI/ML stacks; distributed systems; Kubernetes; on-prem and cloud; APIs; security.
Python, TypeScript, JavaScript, React, Go, Java, C++, LangGraph, LangChain, LlamaIndex, PyTorch, TensorFlow, Hugging Face, Kubernetes, Docker, PostgreSQL, MongoDB, Elasticsearch, Redis, Valkey, OAuth, OIDC, SSO, RBAC
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3mo
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Principal Software Development Engineer in Test
San Francisco or Milpitas
$160k-$170k/yr OnsiteFull Time
Saviynt
Saviynt: Provides AI-powered identity governance and cloud security platforms.
9+ YOE3+ Mgmt9+ years in Software QE with 3+ years leading QE teams; strong leadership, API testing, and CI/CD experience; Bachelor's in CS or related field.
Jenkins, Docker, Kubernetes, Git, Sonar, Automation frameworks
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2mo
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Software Engineer/Principal Software Engineer
McClellan Park, California, United States
$92k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOEUS citizen able to obtain Top Secret clearance. Bachelor's in STEM with 2+ years (or Master's with 0) for Software Engineer; or Bachelor's with 5+ years (or Master's with 3+) for Principal. Experience with Agile, Git/GitLab/Bitbucket, C/C++, Python, Java, Docker; software test planning and execution experience preferred.
Agile, Git, GitLab, Bitbucket, C/C++, Python, Java, Docker, Kubernetes, Atlassian, JIRA, Jenkins, Confluence, Linux Bash
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3w
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Principal Engineer
Pleasanton, California, United States
$257k-$322k/yr HybridFull Time
BlackLine
BlackLineNASDAQ: BL: Provides cloud-based financial close and accounting automation software.
Principal software engineering role requiring application architecture, cloud backend development, system scaling, troubleshooting, optimization, innovation, cross-team collaboration, and mentoring engineers.
cloud-based backend services
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1mo
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Principal, Software Development Engineering in Test (SDET)
Pleasanton, California, United States
$189k-$284k/yr HybridFull Time
Workday
Workday: A provider of enterprise cloud applications for finance and human capital management.
2+ YOEMaster's in CS/Engineering plus 2+ years (or Bachelor's plus 5+ years) experience; expertise in testing/automation, TDD/BDD, CI/CD integration, Jenkins, Bamboo, Selenium, Java/Python/JavaScript/C#, AWS or GCP, and log monitoring tools.
Jenkins, Bamboo, Selenium, Java, Python, JavaScript, C#, AWS, GCP, Grafana, ELK, Splunk
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6d
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Distinguished Software Engineer, AI Software & Platform (Hybrid)
Milpitas or San Jose or United States or Canada or New York or Washington or New York City
$294k-$407k/yr HybridFull Time
Cisco
CiscoNASDAQ: CSCO: Develops and sells networking hardware and cybersecurity software.
10+ YOEBachelor’s degree and 17+ years, master’s and 14+ years, or PhD and 10+ years in software engineering; 10+ years distributed systems; 5+ years Principal-level influence; 3+ years production LLM systems.
Model Context Protocol (MCP), LangSmith, Arize Phoenix, LangFuse, Braintrust, LangGraph, Temporal, NIST AI RMF, EU AI Act, ISO 42001
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1w
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Cleared Senior/Principal Software Engineer - Special Programs, NM/CA, Onsite
Albuquerque or Livermore
$118k-$236k/yr OnsiteFull Time
Sandia National Laboratories
Sandia National Laboratories: Federal research and development laboratory for national security.
5+ YOEBachelor's degree and 5 years of relevant experience, or equivalent education and experience. Requires active DOE Q or equivalent clearance, ability to obtain SCI clearance, and software engineering experience.
Agile, Java, JavaScript, JQuery, Spring Boot, Tomcat, Linux, TypeScript, HTML5, CSS, Angular, Dust, Oracle Database, Test-driven development, Nexus, Web Services, WSDL, SOAP, REST, Apache Karaf, Apache Camel, Mina/Netty, OSGI, JMX, JDBC, Apache Aries, Log4J2, Apache CXF, Docker, Hazelcast, Apache Ignite, Oracle PL/SQL, SQLite, NoSQL, Cassandra
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1w
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Cleared Senior/Principal Software Engineer - Special Programs, NM/CA, Onsite
Albuquerque or Livermore
$118k-$236k/yr OnsiteFull Time
Sandia National Laboratories
Sandia National Laboratories: Conducts science and engineering research for national security.
5+ YOEBachelor's degree in a relevant discipline plus 5 years of directly relevant experience, active DOE Q or equivalent clearance, and ability to obtain SCI clearance. Strong software development and cybersecurity experience desired.
Java, Agile, JavaScript, JQuery, Spring Boot, Tomcat, Linux, Typescript, HTML5/CSS, Angular, Dust, Oracle Database, Apache Karaf, Apache Camel, Mina/Netty, OSGI, JMX, JDBC, Apache Aries, Log4J2, Apache CXF, Docker, Hazelcast, Apache Ignite, Oracle PL/SQL, SQLite, NoSQL, Cassandra, Nexus, Web Services, WSDL, SOAP, REST, Test-driven development
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3w
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Lead Principal Application Software Engineer- Forward Deployed Engineer
Pleasanton or United States or California
$105k-$264k/yr OnsiteFull Time
Oracle
OracleNYSE: ORCL: Provides cloud infrastructure and enterprise software for global businesses.
10+ YOERequires 10–12+ years in enterprise data platforms, expertise in cloud data engineering and Apache Spark, migration experience, and proficiency with Databricks, Snowflake, Azure, AWS, Kafka, Python, SQL, Scala, or Java.
Databricks, Snowflake, Azure, AWS, Oracle AI Data Platform, Apache Spark, SPARK, Delta Lake, Kafka, Python, SQL, Scala, Java, DataOps, CI/CD, Infrastructure as Code, Lakehouse, Medallion Architecture, OCI, LLMs, Retrieval-Augmented Generation (RAG), MLOps, OCI - DevOps, OCI - Generative AI Agent Hub, OCI Generative AI
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1w
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Director/Principal Engineer, Data & AI Platform
Milpitas, California, United States
$225k-$300k/yr OnsiteFull Time
Arlo
ArloNYSE: ARLO: Provide wireless smart home security cameras and monitoring services.
10+ YOE10+ years in data engineering or platform roles; production experience with LLMs, ML platforms, lakehouses, heterogeneous data integration, enterprise architecture, AWS, SQL, Python, testing, governance, and cross-team adoption.
DynamoDB, Databricks, Oracle EBS, Amplitude, Klaviyo, MCP, Unity Catalog, Delta Lake, AWS, Redshift, Glue, Collibra, Atlan, SQL, Python
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2mo
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Principal AI Engineer
Santa Clara or Milpitas or Mountain View or East Foothills or Los Altos or Stanford
$176k-$293k/yr HybridFull Time
BMC Software
BMC Software: Provides enterprise software for IT management and automation.
8+ YOE8+ years building and operating production-grade software with recent depth in AI/ML; proven experience shipping agentic AI systems, evaluation/experimentation frameworks, RAG/retrieval, and cloud-native tooling (Git, Docker, Kubernetes, CI/CD, AWS/Azure/GCP).
LangGraph, Google ADK, Git, Docker, Kubernetes, CI/CD, AWS, Azure, GCP
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2mo
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Principal Hardware Engineer - Fluidics - Pleasanton, CA
Pleasanton or United States
$250k-$270k/yr OnsiteFull Time
Calyxo
Calyxo: Develops vacuum-assisted devices for minimally invasive kidney stone removal
15+ YOEBachelor's in engineering required, 15+ years developing fluidic/mechatronic/control systems for regulated products, expertise in fluid dynamics, closed-loop control, prototyping, embedded software (C/C++, Python), medical device standards (IEC 60601, ISO 13485).
C, C++, Python
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2mo
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Principal Engineer – Embedded Linux / Systems Architecture
Austin or Fremont
$130k-$227k/yr OnsiteFull Time
Enphase Energy
Enphase EnergyNASDAQ: ENPH: Manufacturer of microinverter-based solar and energy storage systems.
12+ YOEB.E. or M.S. in EE/CE/CS with 12+–15+ years embedded systems experience. Deep embedded Linux, BSP, device tree, kernel config, hardware/software co-design, SoC and driver development; C/C++/Python; CI/CD and Atlassian tooling.
Embedded Linux, BSP, device tree, kernel configuration, C, C++, Python, CI/CD, Jira, Confluence, CAN, Modbus, EtherCAT
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3mo
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Principal Systems Analyst
Wilmington or Bloomington or Milpitas
$115k-$173k/yr OnsiteFull Time
Onto Innovation
Onto InnovationNYSE: ONTO: Provides metrology and inspection solutions for semiconductor manufacturers.
5+ YOE5–7 years delivering technical solutions, automation, analytics, or software development in an enterprise setting; bachelor’s in CS/IS/Engineering/Data & Analytics; strong communication; experience architecting enterprise AI/analytics.
Python, PowerShell, Scripting
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3mo
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Principal Applied AI Researcher - Domain- Specific Models (Dublin, CA)
Dublin, California, United States
OnsiteFull Time
Articul8
Articul8: Builds and deploys secure generative AI platforms for enterprises.
10+ YOEPhD or MSc in CS/ML; 10+ years AI/ML research; 4+ years building LLM-based systems; full model lifecycle leadership; strong evaluation; Python/PyTorch; scalable software engineering.
Python, PyTorch, DeepSpeed, FSDP, Megatron-LM
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