39 software testing engineer jobs at 23 companies in Winters, CA

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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
1mo
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Software Engineer/Principal Software Engineer
McClellan, California, United States
$92k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEU.S. citizen with ability to obtain Top Secret clearance; Bachelor's in STEM + 2 yrs experience (or Master's with 0 yrs) for Software Engineer, or Bachelor's + 5 yrs (Master's + 3 yrs) for Principal. Experience with Agile, Git/GitLab/Bitbucket, C/C++, Python, Java, Docker; software test planning and execution.
Agile, Git, GitLab, Bitbucket, C/C++, Python, Java, Docker, Kubernetes (K8s, k3s), Atlassian, JIRA, Jenkins, Confluence, Linux Bash, Linux/UNIX, CI/CD, Scrum
1w
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Staff Software Engineer, Test Software
Berkeley, California, United States
$148k-$194k/yr OnsiteFull Time
Form Energy
Form Energy: Developing multi-day batteries for grid-scale energy storage.
7+ YOEDegree in CS/CE/EE or equivalent,7+ years software engineering with HIL/SIL or hardware-software platforms,proficient in Python,ability to read schematics and debug hardware,experience with CAN/SPI/UART.
python, Hardware-in-the-Loop (HIL), Software-in-the-Loop (SIL), CAN, SPI, UART
2mo
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R&D Software Engineer
Santa Rosa, California, United States
$123k-$161k/yr OnsiteFull Time
Keysight Technologies
Keysight TechnologiesNYSE: KEYS: Provides electronic design, test, and simulation software and hardware.
BS or MS in CS/CE/EE; building, testing, debugging software; team collaboration across geographies; analytical/problem solving; OO concepts; C++; Git/TFS; embedded systems.
C++, Git, Microsoft Team Foundation
3mo
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R&D Software Engineer
Santa Rosa, California, United States
$123k-$199k/yr OnsiteFull Time
Keysight Technologies
Keysight TechnologiesNew York Stock Exchange: KEYS: Manufactures hardware and software for electronic test and measurement.
6+ YOE6+ years in C#/.NET development with WPF/Blazor; GUI design; Agile; driver/software interaction; testing and CI/CD; software for test/measurement
.NET, WPF, Blazor, Azure, AWS, REST, Jira, Confluence, Bitbucket, SourceTree, Jenkins, Artifactory, Dotfuscator, InstallShield, NUnit, xUnit, MSTest, Git, CI/CD, DevOps
2mo
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Sr Software Quality Assurance Engineer (Hybrid)
Folsom, California, United States
$108k-$180k/yr HybridFull Time
California ISO
California ISO: Manages California's high-voltage electric grid and wholesale energy market.
5+ YOEMid-Senior QA engineer with experience in test automation, performance testing, security testing, and UI automation using UFT/Selenium; 5+ years in IT software QA.
UFT, Selenium, HP ALM/ALM, Jira, Confluence, SPLUNK SPL, Load Runner, Parasoft SOA Test, SOAP-UI, VB Script, Python, SQL, XML, JSON, JavaScript, REST API
2mo
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Full Stack Software Engineer
Sacramento, California, United States
$145k-$170k/yr HybridFull Time
UpMetrics
UpMetrics: Software for organizations to collect and analyze social impact data.
6+ YOE6+ years of software engineering with full-stack capabilities; strong Rails server-side, JavaScript/TypeScript, Vue.js; relational and document databases; background jobs; authentication patterns; Git, CI/CD, testing; AWS and Docker a plus.
Ruby on Rails, Vue.js, TypeScript, MySQL, PostgreSQL, MongoDB, Sidekiq, Pundit, CanCanCan, Git, CI/CD, RSpec, Jest, Vitest, AWS, Docker
5d
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Network Software Test Engineer III
Roseville, California, United States
$121k-$243k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides edge-to-cloud IT infrastructure and platform services.
4+ YOE4+ years in network QA or engineering, BS/MS in related field preferred, strong Python and pytest automation skills, networking protocol and security testing experience, familiarity with CI/CD and AI/LLM-driven testing.
Python, pytest, CI/CD, Jenkins, GitHub Actions, Git, Wireshark, tcpdump, VMware, Docker, Kubernetes, GNS3, Mininet, EVE‑NG, AI models, LLMs
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Software Engineer II (Frontend)
San Francisco or Atlanta or Austin or Boston or Chicago or Dallas or Denver or Houston or Jacksonville or Los Angeles or Miami or New York City or Phoenix or Portland or Sacramento or Salt Lake City or San Diego or Seattle or Washington, D.C. or Ottawa or Toronto or Vancouver or Mexico City
$103k-$186k/yr HybridFull Time
Scribd
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
4+ YOE4+ years frontend software development; strong TS/JS/React; Next.js; Rails familiarity; API integration; accessibility; testing; A/B testing; AI tools.
TypeScript, JavaScript, React, Next.js, Ruby on Rails, REST, GraphQL, Redis, Kafka, MySQL, Terraform, CI/CD, Monorepos, UI Libraries, AI Tools
2mo
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Senior Embedded Software Engineer
Emeryville, California, United States
$170k-$210k/yr OnsiteFull Time
unspun
unspun: Developing 3D weaving technology for sustainable, on-demand apparel manufacturing.
5+ YOE5+ years embedded software development; strong C++ fundamentals; RTOS/Linux experience; OTA updates; field deployment; test infrastructure; BS/MS in CS/CE or related field or equivalent experience.
C++, Linux, RTOS, FreeRTOS, GDB, LLDB, OTA updates, Telemetry, Diagnostics, Unit testing
5d
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Network Software Test Engineer III
Roseville, California, United States
$121k-$243k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides global edge-to-cloud technology solutions and IT infrastructure services.
4+ YOE4+ years in network QA or engineering, BS/MS in related field, strong Python and pytest automation skills, CI/CD and Git experience, networking protocol and security testing expertise, virtualization and testbed experience.
Python, pytest, CI/CD, Jenkins, GitHub Actions, Git, Wireshark, tcpdump, VMware, Docker, Kubernetes, GNS3, Mininet, EVE-NG, AI models, LLMs
5d
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Network Software Test Engineer III
Roseville, California, United States
$121k-$243k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Providing global edge-to-cloud infrastructure and IT solutions for businesses.
4+ YOE4+ years in network QA or security-focused testing, strong Python automation skills, networking protocol knowledge, security testing experience, familiarity with virtualization and network emulation, and BS/MS in a related field.
Python, pytest, Jenkins, GitHub Actions, Git, Wireshark, tcpdump, VMware, Docker, Kubernetes, GNS3, Mininet, EVE-NG, LLMs
1mo
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AI Research Software Engineer
Berkeley or California or United States
$10k-$16k/mo HybridFull Time
Lawrence Berkeley National Laboratory
Lawrence Berkeley National Laboratory: Conducts scientific research to address global challenges.
3+ YOEMaster's (3+ yrs) or Bachelor's (5+ yrs) in CS/physics/engineering (or equivalent); experience developing/deploying scientific software; proficiency in Python, ML methods, version control, testing, and documentation; strong communication and teamwork.
Python, PyTorch, TensorFlow, NumPy, pandas, EPICS, Bluesky, ophyd, Docker, CI/CD
1mo
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Software Test Automation Engineer
Mcclellan, California, United States
$96k-$106k/yr OnsiteFull Time
Luxer One
Luxer One: Provider of smart package lockers and automated delivery solutions.
3+ YOE3+ years test automation experience; proficiency in Python and JavaScript, CI/CD, Robot Framework or BDD frameworks, intermediate SQL, Linux; bachelor's in CS or equivalent experience; strong communication and analytical skills.
CI/CD, Python, JavaScript, Robot Framework, BrowserStack, Sauce Labs, SQL, Linux
3w
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Apple Associate: Agile Software Engineering
Sacramento, California, United States
OnsiteFull Time
SAP
SAPFrankfurt (XETRA): SAP: Provides enterprise application software and cloud computing services.
University degree in CS or related, OO programming experience, unit testing, strong analytical and communication skills, German and English proficiency, research inclination; entry-level grads with up to 2 years experience.
SAPUI5, Hana, HTML5, Angular JS, Node.JS, jQuery, ABAP OO, SQL
1w
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Systems Engineer II (E2)
Benicia, California, United States
$96k-$132k/yr OnsiteFull Time
Applied Materials
Applied MaterialsNASDAQ: AMAT: Produces equipment and services for chip and display manufacturing.
2+ YOEBachelor's degree and 2+ years related experience; systems engineering across electrical, mechanical, physics, algorithms and software; ability to create specifications, perform integration and testing.
2w
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Control Systems Engineer
Sacramento County, California, United States
$6k-$9k/mo HybridFull Time
State Controller's Office
State Controller's Office: California's fiscal controller managing state financial operations and assets.
Provide control-systems engineering for SCADA/PLC-based water project systems, develop/test real-time control software, lead technicians, travel statewide, and pass background checks.
SCADA, HMI, GUI, PLC, RTU, Language Oriented Programming (LOP), Gateway, modem, IEC 61131, SQL, API, IO
2mo
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Senior Geotechnical Engineer
Walnut Creek or Oakland or Folsom
OnsiteFull Time
HDR
HDR: Global provider of engineering, architecture, environmental and construction services.
10+ YOEBachelor's degree, PE license, 10 years experience, geotechnical expertise, experience with field exploration/lab testing, advanced numerical modeling, and geotechnical software (gINT, GeoStudio, PLAXIS, FLAC).
ArcGIS, Autodesk AutoCAD, Civil3D, gINT, GeoStudio, LPILE, APILE, SHAFT, GROUP, Settle3, CLiq, CPeT-IT, Microsoft Office, OpenGround, LeapFrog, PLAXIS, Itasca FLAC, GIS, CADD, Bentley
2mo
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Application Developer, Senior
Washington or Orlando or Fort Meade or Minneapolis or Huntsville or Dayton or San Diego or Fort Sheridan or Devens or Norfolk or Millington or Phoenix or Fort Worth or Peterson AFB or Buckley AFB or Belle Chasse or Fort Leavenworth or MacDill AFB or San Antonio or Tampa or Quantico or Lackland AFB or Yorktown or Offutt AFB or Rome or Reston or Camp Parks
$87k-$198k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
6+ YOE6+ years in application or software development; Node.js with Typescript, SQL/PostgreSQL, Redis, Elasticsearch; cross-functional collaboration; automated testing; TS/SCI with polygraph; Bachelor’s degree.
Node.js, Typescript, SQL, PostgreSQL, Redis, Elasticsearch
1mo
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Full Stack Engineer, Foundation
United States or Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago
$146k-$235k/yr RemoteFull Time
LaunchDarkly
LaunchDarkly: Provides a feature management platform for software development teams.
5+ YOE5+ years full-stack engineering; strong TypeScript and React; experience with Go or Node; shipped AI/agent features and MCP/LLM tooling; instrumentation, funnel analysis, A/B testing, and on-call support experience.
TypeScript, React, Go, Node, MCP servers, LLM, IDE, LaunchDarkly