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Senior Test Engineer Jobs in California (NOW HIRING)

ASSA ABLOY

Senior Test Engineer

Cypress, CA

An Amazing Career Opportunity for a Senior Test Engineer!! Location: Cypress, CA Job ID: 48285 HID Global is seeking a motivated and experienced Senior Test Engineer to join our dynamic quality ...

Assa Abloy

Senior Test Engineer

Cypress, CA · On-site

An Amazing Career Opportunity for a Senior Test Engineer!! Location: Cypress, CA Job ID: 48285 HID Global is seeking a motivated and experienced Senior Test Engineer to join our dynamic quality ...

Everpure

Senior Test Engineer

Santa Clara, CA

THE ROLE As a Senior Test Engineer, you will own the critical intersection of test engineering and hardware repair operations to ensure our returned enterprise storage systems are perfectly ...

Talentlab

Senior Test Engineer (Hybrid Role)

Irvine, CA · On-site +1

Senior Test Engineer (Hybrid) Our client, a leading innovator in high-performance mixed-signal integrated circuits, is seeking a Senior Test Engineer to join their Signal Integrity Products (SIP ...

Heartflow

Senior Test Engineer

San Francisco, CA · On-site

The Senior Test Engineer is a hands-on individual contributor on the Test Engineering team, responsible for end-to-end system testing, post-deployment verification, and the design and execution of ...

Senra Systems

Senior Test Engineer

Cypress, CA

We're continuing to build the test organization at Senra Systems and are looking for a Senior Test Engineer to serve as a key technical leader of the function. This role goes beyond executing and ...

Senra Systems

Senior Test Engineer

Cypress, CA · On-site

We're continuing to build the test organization at Senra Systems and are looking for a Senior Test Engineer to serve as a key technical leader of the function. This role goes beyond executing and ...

Senra Systems

Senior Test Engineer

Cypress, CA

We're continuing to build the test organization at Senra Systems and are looking for a Senior Test Engineer to serve as a key technical leader of the function. This role goes beyond executing and ...

Heartflow

Senior Test Engineer

San Francisco, CA · On-site

The Senior Test Engineer is a hands-on individual contributor on the Test Engineering team, responsible for end-to-end system testing, post-deployment verification, and the design and execution of ...

Intuitive

Senior Test Engineer

Sunnyvale, CA · On-site

The Senior Test Engineer will work with a team of dedicated individuals within a product development team to assure the quality of new designs, to identify issues related to new designs and processes ...

Everpure

Senior Test Engineer

Santa Clara, CA · On-site

$126K - $189K/yr

THE ROLE As a Senior Test Engineer, you will own the critical intersection of test engineering and hardware repair operations to ensure our returned enterprise storage systems are perfectly ...

Intuitive

Senior Test Engineer

Sunnyvale, CA

The Senior Test Engineer will work with a team of dedicated individuals within a product development team to assure the quality of new designs, to identify issues related to new designs and processes ...

Inversion

Senior Test Engineer

Los Angeles, CA

What You'll Do As a Senior Test Engineer at Inversion, you will own the planning and execution of critical mechanical test campaigns for one of the most capable reentry vehicles ever developed. You ...

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Senior Test Engineer information

See California salary details

$67.6K

$117K

$166.3K

How much do senior test engineer jobs pay per year?

As of Jul 29, 2026, the average yearly pay for senior test engineer in California is $116,964.00, according to ZipRecruiter salary data. Most workers in this role earn between $96,200.00 and $134,700.00 per year, depending on experience, location, and employer.

What is the difference between Senior Test Engineer vs QA Analyst?

AspectSenior Test EngineerQA Analyst
CredentialsBachelor's in Computer Science or related field; experience in testing; certifications like ISTQBBachelor's in IT, Computer Science, or related; testing experience; ISTQB certification often preferred
Work EnvironmentSoftware development teams; involved in test planning, automation, and executionQuality assurance teams; focuses on manual testing, documentation, and process improvement
Industry UsageUsed across software, tech, and IT industries for testing rolesCommon in software development, IT, and tech sectors for quality assurance

While both roles focus on software quality, Senior Test Engineers typically handle more complex testing tasks, automation, and test strategy, whereas QA Analysts often focus on manual testing, documentation, and process adherence. The Senior Test Engineer role usually requires more technical expertise and experience in automation tools.

How does a Senior Test Engineer typically collaborate with development and product teams during the software release cycle?

As a Senior Test Engineer, you will work closely with software developers and product managers throughout the software release cycle. You'll participate in design and requirement reviews to identify potential quality issues early, help define testing strategies, and provide feedback on testability. Regular communication and collaboration are essential, as you'll often coordinate test plans, report on defects, and ensure that issues are resolved before release. This cross-functional teamwork not only helps deliver high-quality software but also broadens your understanding of the product and enhances your problem-solving skills.

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

To thrive as a Senior Test Engineer, you need advanced knowledge of software testing methodologies, test automation, and quality assurance principles, typically supported by a degree in computer science or a related field. Expertise with automation tools such as Selenium, JUnit, or TestNG, and familiarity with CI/CD systems like Jenkins are often required, as well as certifications like ISTQB. Strong analytical thinking, problem-solving abilities, and effective communication skills distinguish top performers in this role. These skills are crucial for ensuring software reliability, optimizing testing processes, and collaborating effectively with development teams.

What are Senior Test Engineers?

Senior Test Engineers are experienced professionals responsible for designing, implementing, and overseeing testing processes to ensure the quality and reliability of software products or systems. They develop test plans, create automated and manual test cases, and collaborate with developers and other stakeholders to identify and resolve issues. Their role often includes mentoring junior team members, improving testing strategies, and ensuring that products meet industry standards and customer requirements.
What are the most commonly searched types of Test Engineer jobs in California? The most popular types of Test Engineer jobs in California are:
What are popular job titles related to Senior Test Engineer jobs in California? For Senior Test Engineer jobs in California, the most frequently searched job titles are:
What job categories do people searching Senior Test Engineer jobs in California look for? The top searched job categories for Senior Test Engineer jobs in California are:
What cities in California are hiring for Senior Test Engineer jobs? Cities in California with the most Senior Test Engineer job openings:
What are popular job titles related to Senior Test Engineer jobs in CA? For Senior Test Engineer jobs in CA, the most frequently searched job titles are:
Senior Test Engineer jobs near you
Infographic showing various Senior Test Engineer job openings in California as of July 2026, with employment types broken down into 67% Full Time, and 33% Contract. Highlights an 100% In-person job distribution, with an average salary of $116,964 per year, or $56.2 per hour.

Senior Test Engineer

Leach International Corporation

Buena Park, CA • On-site

$110K - $125K/yr

Full-time

Re-posted 25 days ago

Job description

Senior Test Engineer - Full-Time Onsite
Leach International Corporation designs and manufacturers relays, electronic control devices, and power systems primarily for the aerospace and defense industry. We welcome people who share our determination and high standards to join us in doing work that moves the world forward.
Leach is known for design excellence and commitment to quality and reliability since 1919. This 100-year legacy includes the invention of the electrical relay for aircraft systems, which has supported the development of the world's aircrafts. Our equipment and components are used on thousands of aerospace, military, rail and high-end industrial applications worldwide, in the most severe environments when reliability and performance are mission critical.
Job Overview
Title: Senior Test Engineer
Location: Buena Park, California
Type: Full-Time Onsite
Salary Range: $110,000 - $125,000 (based on education and experience)
Job Summary
The Senior Test Engineer is responsible for the development and execution of Acceptance Test Procedures (ATP), Manufacturing Test Procedures (MTP), Qualification Test Procedures (QTP), designing and building test equipment and writing Equipment Operating Instructions (EOI). This involves working with other departments within the organization to established user or customer requirements. This position is accountable for ensuring that the testing of products meets all customer specifications and that the test equipment is available in a timely manner.
Primary Responsibilities
  • Prepares Acceptance Test Procedures, Manufacturing Test Procedures and Qualification Test Procedures according to specification input and Test Plans
  • Designs test equipment to perform all test requirements and procedures
  • Executes limited project management for test equipment fabrication
  • Troubleshooting automated test equipment systems
  • Drives Continuous Improvement (C/I) utilizing the Leach Operating System guidelines
  • Maintain the highest ethical standards, even when challenged from above
  • Understand and live by Leach's ethics and business conduct policies
  • Performs other duties as required

Basic Qualifications
  • A Bachelor's Degree from a four-year college or University in Electrical Engineering or Computer Science discipline
  • 8 or more years of experience as a Test Engineer
  • Must be outgoing, self-motivated, well organized, detail oriented, work well under pressure and a creative problem solver
  • Must be familiar with aerospace and military standards including MIL-STD-180 and DO-160
  • Working knowledge of environmental testing
  • Proficiency with high level programming language such as LabVIEW, Python and Visual C
  • Proficiency using engineering tools such as schematic capture or CAD tools
  • PC skills and proficient with Microsoft Office applications
  • Strong communication skills - both verbal and written
  • Project management of test engineering projects - moderate to complex
  • Familiar with relevant Military and Industry Standards

Preferred Qualifications
  • A Master's degree in Electrical Engineering or Computer Science or equivalent additional experience
  • Significant test experience in the aerospace industry
  • Familiarity with MIL-PRF-6106, MIL-PRF-9353 and Power Distribution Assemblies (PDA)
  • Test experience with relays and contactors
  • Test experience with high voltage and high current

Competencies
As an individual contributor you will be expected to demonstrate the following competencies: Customer Focus, Listening, Problem Solving, Action Oriented, Composure, Functional/Technical Skills, Ethics and Values, Integrity and Trust and will need to Value Diversity.
Must be authorized to work in the U.S. To conform to U.S. Export Control Regulations, applicant should be eligible for any required authorization from the U.S. Government.
Equal Opportunity Employer, Including Disability/Vets
Privacy Policy
https://leachcorp.com/privacy-policy/

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