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Performance Test Engineer Jobs in California (NOW HIRING)

Deegit Inc

Performance Test Engineer

Sunnyvale, CA · On-site

Performance Test Engineer Duration: 6+ Months Location: Sunnyvale CA Detailed JD for reference: • Non -functional requirements collection from different stake holders • Build the work load model ...

Cisco

Performance Test Engineer

San Jose, CA · On-site

$155K - $222K/yr

... Engineering. We are a fast-moving, data-driven group that prides itself on identifying performance ... Proficiency in Python or Java for utility creation, custom script development, and test automation ...

Cisco

Performance Test Engineer, CX(Hybrid)

Milpitas, CA · Hybrid

$155K - $222K/yr

... Engineering. We are a fast-moving, data-driven group that prides itself on identifying performance ... Proficiency in Python or Java for utility creation, custom script development, and test automation ...

Cisco

Performance Test Engineer, CX(Hybrid)

San Jose, CA · Hybrid

$155K - $222K/yr

... Engineering. We are a fast-moving, data-driven group that prides itself on identifying performance ... Proficiency in Python or Java for utility creation, custom script development, and test automation ...

Cisco

Performance Test Engineer, CX(Hybrid)

Palo Alto, CA · Hybrid

$155K - $222K/yr

... Engineering. We are a fast-moving, data-driven group that prides itself on identifying performance ... Proficiency in Python or Java for utility creation, custom script development, and test automation ...

Cisco

Performance Test Engineer, CX(Hybrid)

Fremont, CA · Hybrid

$155K - $222K/yr

... Engineering. We are a fast-moving, data-driven group that prides itself on identifying performance ... Proficiency in Python or Java for utility creation, custom script development, and test automation ...

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Performance Test Engineer information

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How much do performance test engineer jobs pay per hour?

As of Sep 2, 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.

More about Performance Test Engineer jobs

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

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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 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.

Performance Test Engineer

Mirafra Technology

San Jose, CA • On-site

Full-time

Re-posted 22 days ago

Job description

Company Description

Mirafra is a global product engineering services company with expertise in semiconductor design, embedded and application software.

Job Description

Title : Software Test Engineer
Type : Full Time with Mirafra Inc
Location : San Jose, CA
The System Performance Test Engineer will test cabled and over the air
system performance for throughput optimization of wireless connectivity
solutions. He or she will be an important member of a cross functional
global team, working closely with System Performance Engineers. Tasks
include functional testing of new designs, calibration of test fixtures,
ensuring the correctness and accuracy of test results, and writing scripts
to automate testing.
Bachelor's degree in Electrical Engineering Two years experience
performing physical layer (PHY) and RF measurements Two years experience
using laboratory test equipment such as spectrum analyzers, oscilloscopes,
and vector signal anlyzers Two years experience scripting in Perl or
Python Familiar with 802.11n/ac/ax WLAN standards

Additional Information

Arun Kumar
Sr.Technical Recruiter,
Mirafra Inc.
(M) +1 408-372-4371 | arunramanaidu(AT)mirafra(DOT)com

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