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Performance Test Engineer Jobs in Austin, TX (NOW HIRING)

Flex

Functional Test Engineer

Austin, TX

... test engineer located in Austin, TX. Reporting to the Test Engineering Manager , the Functional ... performance, and safety-across NPI and sustaining production. They will design procedures, automate ...

Flex Ltd.

Functional Test Engineer

Austin, TX · On-site

... test engineer located in Austin, TX. Reporting to the Test Engineering Manager , the Functional ... performance, and safety-across NPI and sustaining production. They will design procedures, automate ...

SolarEdge

Manufacturing Test Engineer

Austin, TX · On-site

The Manufacturing Test Engineer will be responsible for supporting and optimizing production line ... Monitor and optimize equipment performance for ramping production volumes. * Analyze production ...

Solaredge

Manufacturing Test Engineer

Austin, TX · On-site

The Manufacturing Test Engineer will be responsible for supporting and optimizing production line ... Monitor and optimize equipment performance for ramping production volumes. * Analyze production ...

Base Power Company

Hardware Test Engineer

Austin, TX · On-site

A proven track record of designing and executing tests that define the limits of mechanical, electrical, and reliability performance. * Strong programming skills in Python and/or LabVIEW for ...

Renesas Electronics

Staff Test Engineer

Austin, TX

Products include high-performance digital power VRMs, multiphase controllers, Smart Power Stages ... for the test group * Coordinate with product engineering and operations to enable seamless ...

Renesas Electronics

Staff Test Engineer

Austin, TX · On-site

Products include high-performance digital power VRMs, multiphase controllers, Smart Power Stages ... for the test group * Coordinate with product engineering and operations to enable seamless ...

TWC Business Unit

Test Engineer (Austin)

Austin, TX · On-site

... performance, security, and continuous improvement. Excellent communication and problem-solving ... The Test Engineer (Systems Analyst III-IV) is selected by and accountable to the Quality Assurance ...

Flex Ltd.

Sr Test Engineer

Austin, TX · On-site

... a Test Engineer located in Austin, TX. Reporting to the Test Engineering Manager , the Test ... performance, and safety-across NPI and sustaining production. You'll design procedures, automate ...

Silicon Labs

Senior Product Test Engineer

Austin, TX · On-site

$102K - $190K/yr

Senior Product Test Engineer Austin, TX Meet the Team At Silicon Labs, we're shaping the future of ... Our highly integrated solutions combine advanced wireless connectivity, high-performance MCU ...

Renesas Electronics

Staff Test Engineer

Austin, TX · On-site

Products include high-performance digital power VRMs, multiphase controllers, Smart Power Stages ... for the test group * Coordinate with product engineering and operations to enable seamless ...

Ember Corporation

Senior Product Test Engineer

Austin, TX · On-site

$102K - $190K/yr

Our highly integrated solutions combine advanced wireless connectivity, high-performance MCU ... The IoT Product & Test Engineering team is a collaborative and fast-growing organization ...

New

Renesas Electronics

Staff Test Engineer

Austin, TX · On-site

Products include high-performance digital power VRMs, multiphase controllers, Smart Power Stages ... for the test group * Coordinate with product engineering and operations to enable seamless ...

Renesas Electronics

Staff Test Engineer

Austin, TX

Products include high-performance digital power VRMs, multiphase controllers, Smart Power Stages ... for the test group * Coordinate with product engineering and operations to enable seamless ...

Apptronik

Robotics Test Engineer

Austin, TX · On-site

JOB SUMMARY Apptronik is seeking a Robotics Test Engineer to join the Software Integration & Test (RSIT) team. In this role, you will write the automated tests that verify Apollo's software at the ...

Flex

Sr Test Engineer

Austin, TX

... a Test Engineer located in Austin, TX. Reporting to the Test Engineering Manager , the Test ... performance, and safety-across NPI and sustaining production. You'll design procedures, automate ...

Flex

Sr Test Engineer

Austin, TX

... a Test Engineer located in Austin, TX. Reporting to the Test Engineering Manager , the Test ... performance, and safety-across NPI and sustaining production. You'll design procedures, automate ...

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Performance Test Engineer information

See Austin, TX salary details

$10

$46

$69

How much do performance test engineer jobs pay per hour?

As of Aug 16, 2026, the average hourly pay for performance test engineer in Austin, TX is $46.17, according to ZipRecruiter salary data. Most workers in this role earn between $34.57 and $58.61 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 near Austin, TX are hiring for Performance Test Engineer jobs?

Cities near Austin, TX with the most Performance Test Engineer job openings:

Performance Test Engineer jobs near you
Infographic showing various Performance Test Engineer job openings in Austin, TX as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 11% Part Time, and 3% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $96,033 per year, or $46.2 per hour.

Functional Test Engineer

Flex

Austin, TX

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 28 days ago

Job description

Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world.A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary.Job Summary
Job Description

To support our extraordinary teams who build great products and contribute to our growth, we're looking to add a Functional test engineer located in Austin, TX.

Reporting to the Test Engineering Manager, the Functional test engineer will serve as a key technical lead and individual contributor for a new liquid-cooled server rack product line. They will drive launch and ongoing support of high-power AI/ML, GPU, and hardware accelerator-based server, storage, and networking platforms featuring advanced liquid cooling. This role owns test process development for full rack (L6,10/L11) assembly and integration-ensuring quality, performance, and safety-across NPI and sustaining production. They will design procedures, automate test execution, analyze data for continuous improvement, and leverage liquid cooling expertise to deliver robust end-customer solutions.

What a typical day looks like:

  • Performing hands-on debugging, validation, and system-level failure analysis of next-generation server and rack systems within a high-mix, high-ambiguity manufacturing environment.

  • Strong Linux CLI proficiency, hardware integration expertise, and advanced troubleshooting skills across L6, and L10, test stages. Ability to train others on Linux basics.

  • System architecture understanding, how liquid cooling integrates with overall system testing.

  • Intermediate programming in Bash and Python.

  • Familiarity with liquid cooling components (pumps, radiators, cold plates, chillers, reservoirs, tubing, fittings, coolants).

  • Leak detection/prevention techniques and best practices.

Essential Duties & Responsibilities

  • Test Development & Execution

  • Liquid Cooling

  • Failure Analysis & Debugging

  • Automation & Data Analysis

  • Continuous Improvement

  • Technical Leadership & Training

  • Cross-Functional Collaboration

  • Reporting & Communication

  • Safety & Compliance

The experience we're looking to add to our team:

  • Bachelor's degree in CS, CE, EE/Electronics, or related field (MSEE or advanced degree preferred).

  • 4-6 years of hands-on experience in failure analysis and system-level testing within a high-paced manufacturing environment.

  • Proficiency in scripting languages (Python, Bash), advanced Linux command-line operations, and hardware/network troubleshooting including the ability to train others on Linux fundamentals.

  • Expertise in computer and server hardware/software integration, diagnostics, and repair -particularly within a manufacturing or high-level assembly environment

  • Experience with DAQs and sensors (thermocouples, flow meters, pressure sensors).

  • Strong knowledge of statistical analysis and its application to data-driven troubleshooting and decision-making

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What you'll receive for the great work you provide:

  • Full range of medical, dental, and vision plans
  • Life Insurance
  • Short-term and Long-term Disability
  • Matching 401(k) Contributions
  • Vacation and Paid Sick Time
  • Tuition Reimbursement

Application Deadline:

Applications for this job position will be accepted for at least five days following the job posting start date below and continuing until the end date below or until the position is filled. This posting may close sooner due to application volume.

Job Posting Start Date 07-29-2026 Job Posting End Date 09-28-2026 Job CategoryProduction Engineering

Is Sponsorship Available?

NoFlex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email accessibility@flex.com and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Flex, you must complete the application process first).
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About Flex Personnel

Sourced by ZipRecruiter

The Flex Team is made up of Staffing Industry experts committed to serving the needs of businesses and workers by bringing people together. We are guided by our Core values Integrity, Courtesy, and Respect. At Flex we bring Businesses and People together. We carefully assess both the needs of our Business clients and the complete profiles of each candidate, and then make the connections we believe will be most mutually beneficial. With offices in select markets throughout the Country, We are continually expanding our industry reach nationwide.

Industry

Recruiting and staffing services

Company size

11 - 50 Employees

Headquarters location

Dallas, TX, US

Social media

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