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Performance Tester Jobs in Renton, WA (NOW HIRING)

USM

Performance SDET----Need GC,USC,H1

Seattle, WA · On-site

... testing/execution Strong aptitude towards performance investigation, troubleshooting, sharing reports/insights Experience as consultant or working in a client-facing role Experience in VSTS / C# ...

Loyal Source

Performance Dietician

Tacoma, WA · On-site

Design and implement performance nutrition programs for SOF personnel in garrison, TAD/TDY, and ... Ability to assist with strength and conditioning testing and training protocols. * Certification as ...

City of Seattle

Performance Auditor

Seattle, WA · On-site +1

$108K - $162K/yr

Job Responsibilities Lead performance audits in accordance with GAGAS, including identifying criteria and risks, developing testing plans, and gathering sufficient evidence to develop causes for any ...

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 ...

CoreWeave

Applied AI Engineer, Inference

Bellevue, WA · On-site

$158K/yr

Partner closely with inference platform engineers to productionize improvements and establish repeatable workflows for performance testing and regression detection. * Produce clear technical writeups ...

CoreWeave

Applied AI Engineer, Inference

Bellevue, WA · On-site

$158K/yr

Partner closely with inference platform engineers to productionize improvements and establish repeatable workflows for performance testing and regression detection. * Produce clear technical writeups ...

CoreWeave

Applied AI Engineer, Inference

Seattle, WA · On-site

$159K/yr

Partner closely with inference platform engineers to productionize improvements and establish repeatable workflows for performance testing and regression detection. * Produce clear technical writeups ...

City of Seattle, WA

Performance Auditor

Seattle, WA · On-site +1

$108K - $162K/yr

Lead performance audits in accordance with GAGAS, including identifying criteria and risks, developing testing plans, and gathering sufficient evidence to develop causes for any identified ...

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 ...

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Performance Tester information

See Renton, WA salary details

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$53

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How much do performance tester jobs pay per hour?

As of Sep 7, 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 is a performance tester?

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.

What are the key skills and qualifications needed to thrive as a performance tester?

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 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 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.

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.

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.
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Performance Tester jobs near you
Infographic showing various Performance Tester job openings in Renton, WA as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 15% Part Time, and 2% Contract. Highlights an 86% Physical, 2% Hybrid, and 12% Remote job distribution, with an average salary of $111,233 per year, or $53.5 per hour.

Performance SDET----Need GC,USC,H1

USM

Seattle, WA • On-site

Full-time

Re-posted 6 days ago

Job description

Company Description

USM Business Systems Inc. is a quickly developing worldwide System Integrator, Software and Product Development, IT Outsourcing and Technology assistance supplier headquartered in Chantilly, VA with off-shore delivery centers in India. We offer world-class ability in giving most astounding quality and administrations through industry best practices planned to convey remarkable worth to our customers.

Utilizing our industry knowledge, administration service offering expertise and innovation abilities, we distinguish new business and innovation slants and create answers for help customers around the globe, giving top of the line solid and practical IT benefits which are cost effective services.

Established in 1999, the organization has corner qualities in building and dealing with a Business Oriented IT environment with rich involvement in technology innovation, ERP and CRM counselling, Product Engineering, Business Intelligence, Data Management, SOA, BPM, Data Warehousing, SharePoint Consulting and IT Infrastructure. Our other offerings include modified solutions and administrations in ERP, CRM, Enterprise architecture, offshore advisory services ,e-commerce, Social , Mobile, Cloud, Analytics (SMAC) and DevOps.

USM, a US ensured Minority Business Enterprise (MBE) is perceived as one of the fastest developing IT Systems Integrator in the Washington, DC zone. Most as of late, USM was positioned #9 on the rundown of the Top administrations organizations in the DC Metro Area - Washington Business Journal (2011). We are a project-driven firm that reliably meets the IT needs of our State and Government customers through development and business keenness.

Job Description

Performance SDET - This position requires the candidate to do a technical coding interview.

Location - Seattle, WA

Duration - 6 months

Required:

Strong Performance engineering concepts, strong aptitude for Performance test planning, identifying performance requirements/targets, test prioritization, schedule/environment/issue management

Strong/extensive hands on experience in performance testing/execution

Strong aptitude towards performance investigation, troubleshooting, sharing reports/insights

Experience as consultant or working in a client-facing role

Experience in VSTS / C# / TFS / Load Testing / Controller/Agents is preferred but will consider candidates with strong experience in HP Load Runner, open source / Java tools, or other environment

Experience with Web Services (REST API, Soap API), Web/Mobile applications, IIS, SQL Server, Perfmon

Test development experience with strong problem solving skills, fluent/aptitude for coding

Bachelor's degree in Computer Science and Engineering, or related discipline, or equivalent work experience

Desired:

Performance engineering experience such as , instrumentation/APM (dynaTrace), mocking/service virtualization, insights/reporting

Experience in modeling/simulation of complex scenario and comprehensive end to end automation

Continuous Load/Test automation development experience

Experience with MSMQ, NServiceBus, SOA, POS, Integration Services, App Fabric, Content Management System (CMS) (Sitecore, Tridion), Cloud computing environment (VMWare, AWS, Azure), load balancers (F5, AWS), NoSQL, Fiddler/Charles Proxy, Splunk/Tableau

Additional Information

If you are interested please share your resume to preethib@usmsystems(dot)com or can directly call me on 703 468 0398

Apply