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Performance Test Engineer Jobs in California (NOW HIRING)

Senior Test Engineer shall manage and execute test programs, analyze and interpret results, and ... Lead the execution of vehicle and/or functional and performance test workstreams. (Define project ...

Systems Test Engineers will manage and execute test programs, analyze and interpret results ... Lead the execution of vehicle and/or functional and performance test workstreams. (Define project ...

Test Engineer L1

Atwater, CA · On-site

$104K - $120K/yr

Systems Test Engineers will manage and execute test programs, analyze and interpret results ... Lead the execution of vehicle and/or functional and performance test workstreams. (Define project ...

As a Field Test Engineer, you will have a critical role in defining and establishing mobile and ... The testing and data collection will be performed to evaluate receiver performance and overall ...

Associate Test Engineer The Associate Test Engineer supports hands-on electrical and hardware ... requirements and performance specifications. * Work proactively on any assigned tasks ...

We are a team of engineers, operators, entrepreneurs, and partners driven by a shared ambition to set the new performance standard for renewable energy and grid resilience. About the Role - Test ...

Familiarity with programing languages such as VB.NET, Python, Matlab, C, C++, or similar languages ... Design test plans and algorithms for performance validation of SiGe ASIC, drivers, TIAs, and mixed ...

... performance and quality requirements. While working closely with the design engineers and other members of the project team, you will be the Test Engineer responsible for all facets of Test in the ...

Test Engineer

Burlingame, CA · On-site

$140K - $215K/yr

We are a team of engineers, operators, entrepreneurs, and partners driven by a shared ambition to set the new performance standard for renewable energy and grid resilience. About the Role - Test ...

Test Engineer

Sacramento, CA · On-site

$150K - $215K/yr

We are a team of engineers, operators, entrepreneurs, and partners driven by a shared ambition to set the new performance standard for renewable energy and grid resilience. About the Role - Test ...

Test Engineer

Sacramento, CA · On-site

$150K - $215K/yr

We are a team of engineers, operators, entrepreneurs, and partners driven by a shared ambition to set the new performance standard for renewable energy and grid resilience. About the Role - Test ...

Test Engineer

San Jose, CA · On-site

$150K - $190K/yr

... high-performance applications. Our team designs, tapes out, and brings up custom silicon across ... Efficient Computer is looking for a Test Engineer with hands-on DFT and fabless semiconductor test ...

... performance and quality requirements. While working closely with the design engineers and other members of the project team, you will be the Test Engineer responsible for all facets of Test in the ...

We are a team of engineers, operators, entrepreneurs, and partners driven by a shared ambition to set the new performance standard for renewable energy and grid resilience. About the Role - Test ...

... high-performance applications. Our team designs, tapes out, and brings up custom silicon across ... Efficient Computer is looking for a Test Engineer with hands-on DFT and fabless semiconductor test ...

We are a team of engineers, operators, entrepreneurs, and partners driven by a shared ambition to set the new performance standard for renewable energy and grid resilience. About the Role - Test ...

We are a team of engineers, operators, entrepreneurs, and partners driven by a shared ambition to set the new performance standard for renewable energy and grid resilience. About the Role - Test ...

Showing results 41-60

Performance Test Engineer information

See California salary details

$9

$45

$68

How much do performance test engineer jobs pay per hour?

As of Sep 3, 2026, the average hourly pay for performance test engineer in California is $45.97, according to ZipRecruiter salary data. Most workers in this role earn between $34.42 and $58.37 per hour, depending on experience, location, and employer.

What is a performance test engineer?

A performance test engineer conducts testing during the entire lifecycle process of software development to ensure an efficient and satisfactory outcome. As a performance test engineer, your primary responsibilities include providing extensive troubleshooting and offering recommendations to fix technical issues. Your duties involve running tests on capacity, endurance, scenarios, stress, and performance, and designing a test system to simulate traffic loads. You monitor application operations, analyze memory usage, generate graphs, identify potential problems, and prepare detailed status reports.

What does a performance test engineer do?

A Performance Test Engineer is responsible for evaluating the speed, responsiveness, and stability of software applications under various workloads. They design and execute test plans to identify bottlenecks, ensure systems perform well under expected and peak traffic, and recommend improvements. Their work helps ensure that applications deliver a smooth and reliable experience to end users, even in high-demand situations. Performance Test Engineers often use specialized tools to simulate large numbers of users and analyze system behavior.

What are the key skills and qualifications needed to thrive as a performance test engineer, and why are they important?

To thrive as a Performance Test Engineer, you need expertise in software testing methodologies, performance analysis, and scripting languages, often supported by a degree in computer science or related fields. Familiarity with tools such as JMeter, LoadRunner, or Gatling, and experience with monitoring systems and cloud platforms are commonly required. Strong analytical thinking, attention to detail, and effective communication skills set top performers apart in this role. These competencies are crucial for accurately identifying performance bottlenecks, ensuring system reliability, and collaborating across development teams.

What are some common challenges faced by performance test engineers when working on large-scale applications?

Performance Test Engineers working on large-scale applications often encounter challenges such as accurately simulating real-world user loads, identifying performance bottlenecks in complex systems, and ensuring tests reflect production environments. Coordinating with development and operations teams to set up realistic test data and environments can also be demanding. Additionally, interpreting and communicating test results to stakeholders requires strong analytical and communication skills to drive meaningful improvements.

What is the difference between Performance Test Engineer vs QA Tester?

AspectPerformance Test EngineerQA Tester
Primary FocusEvaluating system performance, load, and scalabilityVerifying overall software quality and functionality
Skills & CertificationsPerformance testing tools (JMeter, LoadRunner), scripting, performance analysisManual and automated testing, bug tracking, test case design
Work EnvironmentPerformance labs, testing environments, scriptingDevelopment, testing, and user environments
Industry UsageIT, software development, telecomIT, software, manufacturing, healthcare

While both roles are essential in software quality assurance, the Performance Test Engineer specializes in assessing system performance under load, whereas the QA Tester focuses on overall functionality and defect detection. Understanding these differences helps employers and professionals align skills with job requirements.

What cities in California are hiring for Performance Test Engineer jobs?

Cities in California with the most Performance Test Engineer job openings:

What are popular job titles related to Performance Test Engineer jobs in CA?

For Performance Test Engineer jobs in CA, the most frequently searched job titles are:

Infographic showing various Performance Test Engineer job openings in California as of August 2026, with employment types broken down into 82% Full Time, 14% Part Time, and 4% Contract. Highlights an 81% Physical, 2% Hybrid, and 17% Remote job distribution, with an average salary of $95,616 per year, or $46 per hour.

$120K - $137K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 16 days ago


Transdev North America rating

6.5

Company rating: 6.5 out of 10

Based on 265 frontline employees who took The Breakroom Quiz

81st of 101 rated public transport


Job description

Transdev Alternative Services in Atwater, CA, is hiring a Senior Systems Test Engineer. Senior Systems Test Engineer shall be responsible for the evaluation of systems and/or features, as well as developing and maintaining evaluation methods. Senior Test Engineer shall manage and execute test programs, analyze and interpret results, and communicate results and findings. Senior Engineer shall also develop new test methods to improve the quality and scalability of those methods.

Transdev is proud to offer:

  • Competitive compensation package of minimum $120,640 to maximum $137,280

Benefits include:

  • Benefits package: medical, dental, and vision
  • Vacation: minimum of two (2) weeks
  • Sick days: 5 days
  • Holidays: 6 days
  • Other standard benefits: 401(k) retirement plan, life insurance, short-term disability & long-term disability

Key Responsibilities:

  • Decompose system requirements and consequently design test plans and verification strategies that give Waymo the necessary evidence to release the product / service
  • Improve the quality and coverage of the verification of a system.
  • Build new processes that improve organization, traceability, and clarity
  • Develop new tools that improve the repeatability, efficiency, or completeness of testing
  • Create new test frameworks and capabilities, including simulation-based, hardware-in-the-loop, or other methods
  • Identify missing or untestable requirements, gaps in design, and incomplete implementation
  • Develop novel approaches to evaluate the system
  • Develop and improve processes that increase operational efficiency of test execution
  • Debug and resolve test-related failures, contribute to the root cause analysis of system-related failures
  • Communicate results and test status. Build dashboards and other visualizations within existing toolsets to make it easier for all stakeholders to interpret test results.
  • Provide technical guidance to the test team comprised of Test Conductors, Vehicle Operators, Test Assistants
  • Lead the execution of vehicle and/or functional and performance test workstreams. (Define project priorities, tasks and coordinate activities, deliverables, schedules, and delegate work to support staff when necessary/appropriate.)
  • Mentor and train team members by providing guidance and training in testing methodologies, tools, and best practices to build team expertise
  • Coordinate efforts to leverage external resources or expertise for comprehensive system validation testing
  • Use simulation tools to model complex scenarios and test system behavior under various conditions, ensuring comprehensive validation of vehicle performance
  • Diagnose and troubleshoot issues related to autonomous vehicle performance, including sensor discrepancies, software anomalies, and system integrations, to identify root causes and recommend solutions
  • Apply Waymo policies, procedures, standards, and code of conduct throughout
  • Support other general structured testing as needed
  • All other duties as assigned

Required Knowledge, Skills and Abilities (KSAs):

  • In-depth knowledge of vehicle systems and subsystems
  • Ability to travel (> 10%) and ability to travel on short notice
  • Demonstrate concise and effective communication both verbally and in writing
  • Possess operational skills and be knowledgeable with systems engineering processes
  • Be organized, detail-oriented, and a fast learner
  • Work independently in ambiguous conditions
  • Thrive in a fast-paced environment

Physical Requirements:

  • Required to talk, listen, and hear
  • Frequently required to use repetitive hand motion, hands to finger, handle or feel, and to sit, stand, walk, reach, bend, regularly push, pull and lift up to 50 pounds;
  • Occasionally climb stairs and/or ladders;
  • Must use close vision, distance vision, peripheral vision, depth perception, and ability to adjust focus; and
  • Most work is accomplished outdoors.

Required Education and Experience:

  • Bachelors/ Masters Degree in a technical field (ME, EE, CS, Robotics, Controls, Aerospace)
  • 4+ years of systems test experience
  • Experience with system engineering principles such as defining requirements and formal verification and validation methods
  • Test scripting understanding/execution for in-vehicle test automation (including C/C++, Python, Matlab/Simulink)
  • Demonstrated ability to interact with functional and technical counterparts to ensure system tests meet all required specifications
  • Demonstrated communication and project management skills

Pre-Employment Requirements:

  • All Transdev employees must satisfactorily complete a pre-employment drug screen and pre-employment background check.
  • Applicants must be legally authorized to work in the United States at the time of hire. This position does not provide current or future employment visa sponsorship

Transdev maintains a drug-free workplace. Applicants must:

  • Successfully pass a pre-employment drug screen.

Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions. Transdev complies with federal and state disability laws and makes reasonable accommodation for applicants and 29 candidates with disabilities. If reasonable accommodation is needed to participate in the job application or interview process, please contact us.HR.TalentAcquisition@transdev.com

About Transdev: Cities, counties, airports, companies, and universities across the U.S. contract with Transdev to operate their transportation systems, maintain their vehicle and fleets, and deliver on mobility solutions. Transdev U.S. employs a team of 32,000 across 400 locations while maintaining more than 17,000 vehicles. Part of a global company, Transdev is a leader in mobility with operations in 19 countries, proudly operated by 110,000 team members from around the world. As an operator and global integrator of mobility, we are driven by our purpose. Transdev – the mobility company – empowers the freedom to move everyday thanks to safe, reliable, and innovative solutions that serve the common good. Find out more at www.TransdevNA.com or watch an overview video at https://youtu.be/ilO5cv0G4mQ

The above statements are intended to describe the general nature and level of work being performed by people assigned to this classification. They are not intended to be construed as an exhaustive list of all responsibilities, duties, and skills required of personnel so classified. The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions upon request.

Transdev is an Equal Employment Opportunity (EEO) employer and welcomes all qualified applicants. Applicants will receive fair and impartial consideration without regard to race, sex, color, national origin, age, disability, veteran status, genetic data, gender identity, sexual orientation, religion or other legally protected status.

California applicants: Please Click Here for CA Employee Privacy Policy

Job Category: Professionals

Job Type: Full Time

Req ID: 8832

Pay Group: A3L

Cost Center: 563

The above statements are intended to describe the general nature and level of work being performed by people assigned to this classification. They are not intended to be construed as an exhaustive list of all responsibilities, duties, and skills required of personnel so classified.

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions upon request.

Transdev is an Equal Employment Opportunity (EEO) employer and welcomes all qualified applicants. Applicants will receive fair and impartial consideration without regard to race, sex, color, national origin, age, disability, veteran status, genetic data, gender identity, sexual orientation, religion or other legally protected status, or any other classification protected by federal, state, or local law.

Drug-free workplace

If based in the United States, applicants must be eligible to work in U.S. without restrictions for any employer at any time; be able to pass a drug screen and background check.

California applicants: Please Click Here for CA Employee Privacy Policy.

About Transdev

Cities, counties, airports, companies, and universities across the U.S. contract with Transdev to operate their transportation systems, maintain their vehicle and fleets, and deliver on mobility solutions. Transdev U.S. employs a team of 32,000 across 400 locations while maintaining more than 17,000 vehicles.

Part of a global company, Transdev is a leader in mobility with operations in 19 countries, proudly operated by 110,000 team members from around the world. As an operator and global integrator of mobility, we are driven by our purpose. Transdev – the mobility company – empowers the freedom to move every day thank to safe, reliable, and innovative solutions that serve the common good. Find out more at http://www.TransdevNA.com or watch an overview video.


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