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Senior Software Development Engineer In Test Jobs in Milpitas, CA

Senior MTS SDET, Test Infrastructure

Santa Clara, CA · On-site

$129K - $168K/yr

We are searching for a Senior Member of Technical Staff, Software Development Engineer in Test (Sr. MTS SDET) to join the Aviatrix Test Infrastructure team. In this role, you will implement and ...

SDET

Santa Clara, CA · On-site

$59 - $76.25/hr

Discover problems and bugs early in the Software development cycle and well before customers ... tests and infrastructure to ensure engineering teams deliver at high velocity Work closely with ...

Sr. Software Engineer in Test

San Jose, CA · On-site

$129K - $168K/yr

As a Sr. Software Engineer in Test, you will play a critical role in ensuring the reliability ... Support Software Development Efforts: Contribute to feature development or enhancements when ...

SDET

Santa Clara, CA · On-site

$58.75 - $75.75/hr

... working in software quality assurance with at least 3 years building automated test solutions ... Object oriented programming experience in Java * Source Control (e.g. Git) * SQL

SDET

Sunnyvale, CA · On-site

$58.75 - $76/hr

... and engineering team's test coverage, release velocity and production health • Work closely with development teams in instrumenting their workflow to build a comprehensive picture of velocity ...

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Senior Software Development Engineer In Test information

See Milpitas, CA salary details

$26.2K

$146.3K

$190.5K

How much do senior software development engineer in test jobs pay per year?

As of Jun 16, 2026, the average yearly pay for senior software development engineer in test in Milpitas, CA is $146,325.00, according to ZipRecruiter salary data. Most workers in this role earn between $128,800.00 and $167,200.00 per year, depending on experience, location, and employer.

How does a Senior Software Development Engineer In Test typically collaborate with development and product teams to ensure software quality?

As a Senior Software Development Engineer In Test (SDET), you will work closely with both development and product teams throughout the software development lifecycle. This includes participating in design and requirements discussions to identify potential test cases early, contributing to test automation strategies, and providing feedback on testability and quality risks. SDETs often pair with developers to review code, co-create test plans, and triage bugs together, ensuring that testing is fully integrated into the CI/CD pipeline. Effective communication and cross-team collaboration are essential for proactively identifying issues and maintaining high software quality standards.

What is the difference between Senior Software Development Engineer In Test vs Software Development Engineer In Test?

AspectSenior Software Development Engineer In TestSoftware Development Engineer In Test
ExperienceTypically 5+ years in testing and developmentEntry to mid-level, 1-3 years experience
ResponsibilitiesDesigns complex test frameworks, mentors juniors, leads testing initiativesDevelops test cases, automates tests, executes testing tasks
Skills & CertificationsAdvanced coding, automation, testing tools, leadership skillsProgramming, automation, testing tools
Work EnvironmentCollaborates with cross-functional teams, often in Agile settingsWorks closely with developers, focuses on automation and manual testing

In summary, a Senior Software Development Engineer In Test has more experience, leadership responsibilities, and strategic testing roles compared to a Software Development Engineer In Test, who primarily focuses on developing and executing tests.

What are the key skills and qualifications needed to thrive as a Senior Software Development Engineer In Test, and why are they important?

To thrive as a Senior Software Development Engineer In Test, you need advanced programming skills, deep knowledge of software testing methodologies, and a bachelor's degree in computer science or a related field. Expertise with automation frameworks (such as Selenium, Cypress, or Appium), CI/CD tools, and scripting languages is typically required, along with relevant certifications like ISTQB. Strong analytical thinking, problem-solving, and effective communication are crucial soft skills for collaborating with cross-functional teams and driving quality initiatives. These capabilities ensure rigorous test coverage, faster release cycles, and high-quality software products.

What does a Senior Software Development Engineer in Test (SDET) do?

A Senior Software Development Engineer in Test (SDET) is responsible for designing, developing, and maintaining automated test frameworks and tools to ensure the quality and reliability of software products. They work closely with development and QA teams to identify test requirements, create robust test cases, and integrate automated tests into the CI/CD pipeline. In addition to coding and scripting, Senior SDETs mentor junior team members, analyze test results, and help troubleshoot complex issues to continuously improve software quality. Their expertise bridges the gap between development and testing, ensuring both speed and quality in software releases.
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Senior MTS SDET, Test Infrastructure

Senior MTS SDET, Test Infrastructure

Aviatrix

Santa Clara, CA • On-site

$129K - $168K/yr

Other

Retirement

Posted 15 days ago


Job description

WHO WE ARE:  

Aviatrix is pioneering the Cloud Native Security Fabric - the architecture the Containment Era requires. The Cloud Native Security Fabric governs every workload communication path across every cloud, every VPC, every Kubernetes cluster, and every serverless function, from a single policy plane. One rule. Universal propagation. Enforced at the workload, not at a chokepoint. Trusted by more than 500 of the world's leading enterprises. For more information, visit aviatrix.ai. 

ABOUT THE ROLE:

We are searching for a Senior Member of Technical Staff, Software Development Engineer in Test (Sr. MTS SDET) to join the Aviatrix Test Infrastructure team. In this role, you will implement and improve our hermetic integration test framework, contribute to testing tools and dashboards, and support developers across Aviatrix in delivering high-quality software. You will play an important role in executing test infrastructure initiatives, contributing to developer enablement, and improving overall engineering quality.

RESPONSIBILITIES

  • Collaborate with cross-functional teams to understand requirements and contribute to scalable test solutions and quality engineering strategies
  • Implement and improve the hermetic integration test framework to support all developers at Aviatrix
  • Write clean, efficient, and maintainable test code and testing tools in accordance with industry best practices
  • Implement, maintain, and improve integration tests and end-to-end automated test cases, along with the underlying Terraform-based regression infrastructure, ensuring reliability, scalability, and reproducibility across the product lifecycle
  • Contribute to and maintain testing dashboards to provide visibility into test results, code coverage, flakiness trends, and overall quality metrics
  • Contribute to the development and maintenance of the integration playground - an environment where developers can explore, validate, and experiment with integrations in an isolated and reproducible manner
  • Support the adoption of testing tools and frameworks across engineering teams through documentation, onboarding support, and hands-on enablement
  • Contribute to mocks and simulators for Aviatrix's flagship components to enable hermetic and reliable testing without external dependencies
  • Deploy and manage test infrastructure using cloud platforms and containerization technologies
  • Participate in code reviews and provide constructive feedback with a focus on testability, reliability, and maintainability

QUALIFICATIONS

  • 3+ of experience in software development or test engineering, with a solid emphasis on quality engineering and test infrastructure
  • Bachelor's or Master's degree in Computer Science or a related field
  • Solid coding skills in one or more of the following languages: Python or Golang
  • Solid understanding of networking concepts, test frameworks, and cloud technologies
  • Hands-on experience with at least one public cloud provider such as AWS, Azure, GCP, or OCI
  • Familiarity with database technologies (NoSQL, Relational DB) and CI/CD pipelines
  • Experience with GitHub Actions, Docker, and Kubernetes for software development and deployment

PREFERRED

  • Experience contributing to and improving test frameworks (e.g., pytest, Go testing, or custom frameworks) used by engineering teams
  • Experience contributing to internal developer tools, testing dashboards, or developer portals
  • Experience supporting tool adoption across engineering teams through documentation and onboarding assistance
  • Exposure to building mock services or simulators for distributed systems
  • Understanding of Terraform, including writing and maintaining infrastructure-as-code for test environments and regression pipelines
  • Familiarity with observability and monitoring tools (e.g., Grafana, Prometheus, Datadog) for test result visualization

What we're looking for in you

  • A quality-first mindset - you believe that great testing is a foundation for great products
  • A contributor and executor - you enjoy implementing and improving tools and environments that make other engineers more productive
  • A strong communicator who can work effectively across teams and support the adoption of new tools and best practices
  • A collaborative engineer who can contribute to testing strategy and work well with senior engineers and mentors
  • Someone who thrives in a fast-paced, collaborative environment and takes ownership of their work

Why join us

By joining the Aviatrix Test Infrastructure team, you will have the opportunity to contribute to the testing and quality infrastructure that powers one of the leading cloud networking platforms in the industry. You will work on challenging problems at the intersection of cloud, security/networking, and developer productivity - making a meaningful impact on how hundreds of engineers build and ship software every day. We offer a supportive and inclusive work environment where your contributions are recognized and professional growth is encouraged.

US Pay Range

The annual base salary range for this full-time position is $160,000-$188,234 + benefits + 401(k) match + equity and is bonus eligible. The pay range is determined by the role, work location, job-related skills, level, experience and relevant education.  The range displayed is applicable only for new hires for the listed position located in the US. Your Talent Advisor can share more details regarding salary ranges, benefits, and equity for your location during the hiring process.

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