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Performance Test Engineer Jobs in California (NOW HIRING)

Transdev

Test Engineer L3

Atwater, CA · On-site

Test Engineer Lead shall manage and execute test programs, analyze and interpret results ... Performance Management- Monitoring progress, providing constructive feedback, and evaluating team ...

Transdev

Test Engineer L3

Atwater, CA

Test Engineer Lead shall manage and execute test programs, analyze and interpret results ... Performance Management- Monitoring progress, providing constructive feedback, and evaluating team ...

Foxconn Assembly LLC

Test Engineer

San Jose, CA · On-site

$93K - $120K/yr

Monitor server performance and stability during testing * Analyze test results and provide detailed reports on server performance and issues * Work closely with software developers, system ...

Transdev

Test Engineer [Internship]

Atwater, CA

$26/hr

Intern Systems Test Engineer assists in verifying that software or hardware systems meet ... and performance test workstreams. (project priorities, tasks and coordinate activities ...

Transdev

Test Engineer [Internship]

Atwater, CA · On-site

$26/hr

Intern Systems Test Engineer assists in verifying that software or hardware systems meet ... and performance test workstreams. (project priorities, tasks and coordinate activities ...

Actalent

Associate Test Engineer

Torrance, CA

Associate Test Engineer The Associate Test Engineer connects and tests electronic hardware in a ... Check DC power levels, measure signals, and analyze electrical performance to identify issues and ...

Nextnav

Field Test Engineer

Santa Clara, CA · On-site

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 ...

Nextnav

Field Test Engineer

Santa Clara, CA · On-site

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 ...

NextNav

Field Test Engineer

Santa Clara, CA · On-site

$50 - $75/hr

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 ...

Nextnav

Field Test Engineer

Santa Clara, CA · On-site

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 ...

Transdev

Test Engineer L1

Atwater, CA

$104K - $116K/yr

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

Transdev

L1 - Test Engineer

Atwater, CA

$104K - $116K/yr

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

Transdev

L1 - Test Engineer

Atwater, CA · On-site

$104K - $116K/yr

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

Transdev

Test Engineer L1

Atwater, CA · On-site

$104K - $116K/yr

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

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Showing results 21-40

All JobsPerformance Test Engineer JobsPerformance Test Engineer Jobs in California

Performance Test Engineer information

See California salary details

$9

$45

$68

How much do performance test engineer jobs pay per hour?

As of Aug 13, 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 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 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 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 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.
More about Performance Test Engineer jobs
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:
Performance Test Engineer jobs near you
Infographic showing various Performance Test Engineer job openings in California as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 11% Part Time, 2% Temporary, and 2% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $95,616 per year, or $46 per hour.

Test Engineer L3

Transdev

Atwater, CA • On-site

Full-time

Re-posted 29 days ago

Transdev North America rating

6.4

Company rating: 6.4 out of 10

Based on 263 frontline employees who took The Breakroom Quiz

79th of 98 rated public transport

Job description

Overview:
Systems Test Engineer Lead shall be responsible for the evaluation of systems and or features, as well as developing and maintaining evaluation methods. Test Engineer Lead shall manage and execute test programs, analyze and interpret results, communicate results and findings, while coordinating the work of a team of engineers.
This role is a blend of technical expertise and people management where the ideal candidate will guide a team of system test engineers in the design, development, and execution of comprehensive test plans to ensure our products meet or exceed performance, functional, and reliability standards.
Key Responsibilities:
Technical Responsibilities(50%)
  • Decompose system requirements and consequently assisting in designing 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
  • Following test procedures and executing specific test cases to verify the functionality of a system.
  • Identify issues or defects in the system and documenting them clearly for engineers to address
  • Identify missing or un-testable requirements, gaps in design and incomplete implementation
  • Maintaining accurate records of test results, test scripts, and defect reports.
  • 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
  • Preparing the necessary environment for testing, which may include hardware, software, and data.
  • Analyze and interpret results
  • Communicate results and test status. Use 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
  • Assist the execution of vehicle and/or functional and performance test workstreams. (project priorities, tasks and coordinate activities, deliverables, schedules, and work to support staff when necessary/appropriate.)
  • Apply Waymo policies, procedures, standards, code of conduct throughout -including taking personal responsibility for the safety of self and others during testing
  • Support other general structured testing as needed
  • All other duties as assigned

Managerial Responsibilities (50%)
  • Management of smaller engineering team(3-6 engineers), maintaining support and ensuring their projects are developed according to protocol and team standards;
  • Assign and track progress on projects and/or assigned tasks
  • Establish periodic 1-1 meetings with the engineering team; mentor, and manage top-notch engineers to meet the needs of large-scale autonomous vehicle deployment
  • Performance Management- Monitoring progress, providing constructive feedback, and evaluating team members' performance to ensure goals are met. This often includes administrative tasks like performance reviews and disciplinary actions.
  • Problem Solving- Addressing immediate issues and conflicts that arise within the team or during a project.
  • Acting as a liaison between the team and upper management, as well as with other departments, to ensure alignment and keep everyone informed.
  • Support in Recruiting and hiring of the System Test Engineers.
  • Create a team environment that fosters inclusion, diversity, and respect, and allows team members to thrive personally and professionally
  • Develop the capability of your team members to take on more complicated workflows.
  • Build new processes that improve organization, traceability and clarity

Required Education and Experience:
  • Bachelor's Degree in engineering or related technical field (ME, EE, CS, Robotics, Controls, Aerospace)
  • 6+ years systems test experience
  • Experience with system engineering principles such as defining requirements and formalverification 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 Communications Skills and project management skills
  • Demonstrated Excellent Leadership Skills

Required Knowledge Skills and Abilities (KSAs):
  • In-depth knowledge of vehicle systems and subsystems
  • Able to spend a full day outside, in variable weather conditions
  • Flexibility with work hours during busy test periods (including weekend and AM or PM shifts
  • 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.

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 as pursuant to the Americans with Disability Act
Pre-Employment Requirements:
  • All Transdev employees must satisfactorily complete a pre-employment drug screen and background check. Safety Sensitive Positions will also be subject to a physical screening
  • Transdev maintains a Drug Free Workplace and may require participation in a random drug screening program.
  • Transdev reserves the right to perform ongoing background checks for all employees except in states where this is prohibited by state law. Transdev will consider qualified applicants with criminal histories, consistent with legal requirements.
  • Employees must maintain an acceptable Driving Record suitable to being approved to drive as part of their regular duties. Records are monitored on an ongoing or regular basis pursuant to local state law.
  • If based in the United States, applicants must be eligible to work in the US without restrictions for any employer at any time as required by the USCIS.

Transdev is an Equal Employment Opportunity (EEO) employer. Applicants will be considered based on qualifications and without regard to race, sex, color, national origin, age, disability, veteran status, genetic data, gender identity, sexual orientation, religion, disability or other legally protected status, or any other classification protected by federal, state, or local law.
The job duties, responsibilities, skills, and requirements listed in this job description are representative only and not an exhaustive list that an employee may be required to perform. Transdev reserves the right to revise this job description at any time.
California applicants: Please Click Here for CA Employee Privacy Policy.
Job Category: Autonomous Vehicles
Job Type: Full Time
Req ID: 6297
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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