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Performance Tester Jobs in Renton, WA (NOW HIRING)

krg technology inc

Hardware Tester

Redmond, WA · On-site

Knowledge on computer performance metrics (things to measure) - i.e. Latency, Throughput ... testing and networking knowledge. Additional Information All your information will be kept ...

Programmers.io

.NET Dev + Azure Engineer

Bellevue, WA · On-site

$59.50 - $81.50/hr

Performance Testing; PL/SQL; Programming Techniques and Concepts; Testing Concepts; Process and Methodology; Windows Powershell Keyword: Skills: Digital : Python~Windows Powershell~PL/SQL~Core .NET ...

E*Pro, Inc.

Selenium Tester

Seattle, WA

$52.25 - $69.25/hr

Selenium Tester Seattle, WA Permanent/Full-time & Onsite Exp Band 5 - 8 Yrs Primary Technology Selenium Qualifications * 5 to 8 Years of experience in Selenium * Hands-on experience in Selenium Web ...

Xnurta

Performance Marketing Specialist

Bellevue, WA

$90K - $120K/yr

Our mission is simple: deliver exceptional advertising performance through a powerful combination ... Support experimentation on Meta and TikTok, including building and testing lookalike audiences from ...

krg technology inc

.Net Developer

Seattle, WA

$55 - $72.50/hr

Technical expertise includes Microsoft Technologies(including VSO), Automation Testing for Web Service and Web applications using Selenium, Performance Testing, Load testing. Additional Information ...

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Performance Tester information

See Renton, WA salary details

$12

$53

$78

How much do performance tester jobs pay per hour?

As of Jul 17, 2026, the average hourly pay for performance tester in Renton, WA is $53.48, according to ZipRecruiter salary data. Most workers in this role earn between $42.16 and $62.98 per hour, depending on experience, location, and employer.

What are Performance Testers?

Performance Testers are IT professionals who evaluate the speed, responsiveness, and stability of computer systems, software applications, or networks under a particular workload. Their main role is to ensure that products meet defined performance criteria before they are released, identifying bottlenecks and recommending improvements. Performance Testers use specialized testing tools to simulate various user loads and analyze how a system behaves under stress. This helps organizations deliver reliable and efficient software that performs well under expected and peak usage conditions.

How much do performance testers make in the US?

Performance testers in the US typically earn between $70,000 and $120,000 annually, depending on experience, location, and certifications. Entry-level roles may start around $60,000, while senior positions with specialized skills can exceed $130,000.

Will AI replace performance testing?

Performance testers analyze system behavior under load, and while AI can assist in automating data analysis and identifying issues, it is unlikely to fully replace the role. Human expertise remains essential for designing test scenarios, interpreting results, and making strategic decisions. AI tools are best used to augment performance testing processes rather than replace testers entirely.

Is performance testing a good career?

Performance testing is a valuable career in software quality assurance, focusing on evaluating system speed, stability, and scalability using tools like JMeter or LoadRunner. It requires technical skills, understanding of software architecture, and often involves certifications, making it a stable and in-demand field for those interested in software performance and reliability.

What does a performance tester do?

A performance tester evaluates software applications to ensure they meet speed, stability, and scalability requirements. They design and execute tests using tools like JMeter or LoadRunner, analyze results, and identify bottlenecks to improve system performance. Strong analytical skills and knowledge of testing methodologies are essential for this role.

What are some common challenges faced by Performance Testers during large-scale application testing?

Performance Testers often encounter challenges such as accurately simulating real-world user loads, identifying bottlenecks in complex environments, and managing test environments that closely mirror production. Coordinating with development, DevOps, and business teams is essential to ensure that test scenarios reflect actual usage patterns. Additionally, interpreting test results to provide actionable insights requires a strong understanding of both the application architecture and underlying infrastructure.

What are the key skills and qualifications needed to thrive as a Performance Tester, and why are they important?

To thrive as a Performance Tester, you need a solid grasp of software testing principles, scripting, and analysis, typically supported by a background in computer science or related fields. Familiarity with performance testing tools like JMeter, LoadRunner, and monitoring systems, as well as relevant certifications such as ISTQB, is highly valuable. Strong analytical thinking, attention to detail, and effective communication ensure thorough test execution and clear reporting of performance issues. These skills are crucial for identifying and resolving system bottlenecks, ensuring reliable software performance under varying loads.

What is the difference between Performance Tester vs QA Tester?

AspectPerformance TesterQA Tester
CertificationsISTQB, LoadRunner, JMeter certificationsISTQB, ISTQB Foundation, or ISTQB Agile certifications
Work EnvironmentFocus on testing system performance, load, and scalabilityFocus on overall software quality, functionality, and bug detection
Industry UsageCommon in software development, IT, and tech companiesWidespread across various industries including tech, finance, healthcare

Performance Testers specialize in evaluating system performance under load, while QA Testers focus on overall software quality and bug detection. Both roles are essential in ensuring software reliability, but Performance Testers concentrate on speed, scalability, and stability, whereas QA Testers ensure the product meets quality standards across all aspects.

What Is a Performance Tester?

A performance tester determines the speed or effectiveness of a network, computer, or software program and makes sure it meets performance criteria. They often work as a team, and their job duties involve conducting tests on an application or software, such as load testing for response time, and monitoring the results. A performance tester may work in the automotive or manufacturing industries, but many find their career in information technology.

More about Performance Tester jobs
What are popular job titles related to Performance Tester jobs in Renton, WA? For Performance Tester jobs in Renton, WA, the most frequently searched job titles are:
What cities near Renton, WA are hiring for Performance Tester jobs? Cities near Renton, WA with the most Performance Tester job openings:
Performance Tester jobs near you
Infographic showing various Performance Tester job openings in Renton, WA as of July 2026, with employment types broken down into 1% As Needed, 88% Full Time, 10% Part Time, and 1% Contract. Highlights an 86% Physical, 1% Hybrid, and 13% Remote job distribution, with an average salary of $111,233 per year, or $53.5 per hour.

2026 Performance Internship (Educational) - Reign FC

Seattle Sounders FC & Seattle Reign FC

Tukwila, WA

$17 - $22.50/hr

Other

Re-posted 14 days ago

Job description

TITLE:  Performance Internship (Educational)

CLUB:  Seattle Reign FC

DEPARTMENT:  Reign Performance

REPORTS TO:  High Performance Director

TYPE:  Internship; eligible for academic credit.

DURATION:  Preferred commitment of at least 12 weeks. 

 

 

OUR CLUB

Seattle Reign FC is a prominent professional women's soccer team competing in the National Women's Soccer League (NWSL). Known for its dynamic play and passionate fan base, Reign FC has made a significant impact on the soccer landscape since its inception. Reign FC is committed to excellence both on and off the field, fostering a culture of inclusivity, community engagement, and social responsibility. Through various initiatives and partnerships, the club strives to inspire and empower the next generation of soccer players and fans, solidifying its place as a cornerstone of the Seattle sports community.

POSITION SUMMARY 

The Seattle Reign FC Performance team is offering an educational internship during Spring, Summer and/or Fall immersion blocks in 2026.  This internship offers unique experiences to strengthen learning and engage skillsets within Performance Training. Students will gain invaluable experience in a professional sports setting and an understanding of program design.

Eligible candidates must have at a minimum a Bachelor's degree and certification from NSCA-CSCS. Ideally students are able to commit for approximately 650 hours and start and end dates will be determined with each intern.

ESSENTIAL DUTIES & RESPONSIBILITIES 

  • Support and Collaboration: Play a crucial role in supporting the performance, science, and nutrition sectors within Seattle Reign FC, aiding all teams within the club.
  • Training Assistance: Assist in the setup and execution of all team training sessions, including GPS tracking, warm-up routines, and on-field conditioning.
  • Session Preparation: Help prepare and conduct team mobility, lifting, and activation sessions.
  • Data Analysis: Support the collection and analysis of GPS, monitoring, and performance testing data.
  • Work Environment: Contribute to a dynamic, ambitious, and enjoyable work atmosphere.
  • Assist with the setup and breakdown of weight room and field equipment.
  • Maintain cleanliness and order of the weight room and its equipment.
  • Support during lifting and field sessions through supervision and demonstration.
  • Participate in Performance Science Innovation and Initiatives.
  • Contribute to the design, development, and delivery of curriculum projects as determined by the Performance Staff.

QUALIFICATIONS

  • Bachelor's degree and certification from NSCA-CSCS.
  • CPR/AED certification is mandatory.
  • This is an unpaid internship. Must be able to receive academic credit towards a credited program.
  • Affiliation agreement must be executed between University and Seattle Reign FC prior to start.
  • Exceptional communication skills to deliver programs effectively and interact professionally with colleagues, players, and coaches.
  • A keen interest in soccer or sports in general.
  • An enthusiastic and proactive approach to tasks.
  • Excellent organization abilities, with a knack for managing workloads, prioritizing tasks, and adhering to deadlines efficiently.
  • Must have a keen eye and attention for detail.
  • Proficiency in computer use and quick to learn new software and processes.

WORK ENVIRONMENT 

  • This position will work from our Training Facility in Tukwila, WA and attending meetings and matches as needed.
  • Must be able to work a flexible schedule, including evenings, weekends, and holidays as needed.
  • Must be able to facilitate own local travel.
  • Must reside within Washington state upon date of hire.
  • Must be eligible to work in the US without sponsorship.
  • Must adhere to the policies of the NWSL as well as any other relevant well-being or child safety policies.
  • Capable of prolonged periods of standing and lifting up to 65 lbs. Travel for business purposes and availability for weekend and holiday schedules are required.

Apply