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Performance Tester Jobs in Renton, WA (NOW HIRING)

Comtech, LLC

Performance SDET

Seattle, WA · On-site

Performance SDET Location - Seattle, WA - Prefer Local candidates only Strong Performance ... TFS / Load Testing / Controller/Agents is preferred but will consider candidates with strong ...

Quantum World Technologies Inc

5G Testing

Redmond, WA · On-site

$21.50 - $27.25/hr

Cellular Device Testing (5G SME) Job Location: Remond, WA (Onsite for 5 days a week) Job Type ... Validate device performance on 5G, LTE, and IMS dependent features (VoLTE, VoNR readiness, data ...

Loyal Source

Performance Dietician

Tacoma, WA · On-site

Nutritional Performance Specialist Responsibilities Provide guidance and counseling on nutritional ... Ability to assist with strength and conditioning testing and training protocols. Certification as a ...

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# ...

Geico

Senior Claims Product Tester

Seattle, WA

As a key member of the testing organization, you will execute both manual and automated testing across Agile and Waterfall environments, maintain automated test suites, and partner closely with ...

Nintendo

Language QA Tester - Brazilian Portuguese

Redmond, WA · On-site

$28.94 - $46.30/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Uses testing toolset to report bugs and confirm fixes in a timely and efficient manner. * Provides ... performance bonus, and a comprehensive benefits package that includes medical, dental, vision ...

krg technology inc

Hardware Tester

Redmond, WA

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

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

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

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All JobsPerformance Tester JobsPerformance Tester Jobs in Renton, WA

Performance Tester information

See Renton, WA salary details

$12

$53

$78

How much do performance tester jobs pay per hour?

As of Aug 16, 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.

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.

How do you become a performance tester?

To become a performance tester, you typically need a background in software testing or quality assurance, along with knowledge of performance testing tools such as JMeter, LoadRunner, or Gatling. Gaining skills in scripting, understanding system architecture, and obtaining certifications like ISTQB or Certified Performance Tester can enhance job prospects.

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?

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.

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 August 2026, with employment types broken down into 1% As Needed, 87% Full Time, 10% Part Time, and 2% Contract. Highlights an 83% Physical, 3% Hybrid, and 14% Remote job distribution, with an average salary of $111,233 per year, or $53.5 per hour.

Engines System Balance & Performance Engineer II

Blue Origin, LLC

Seattle, WA • On-site

$99K - $138K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 27 days ago

Blue Origin rating

8.7

Company rating: 8.7 out of 10

Based on 91 frontline employees who took The Breakroom Quiz

18th of 72 rated aerospace companies

Job description

Application close date:
Applications will be accepted on an ongoing basis until the requisition is closed.
At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight!
This role is part of the Blue Origin Engines business unit, where our focus is the design, development, manufacturing, and testing of engines and propulsion systems. Built for multiple uses, our family of engines is powering the next generation of rockets for commercial, civil, national security, and human spaceflight.
As part of a hardworking team of engineers, you will be performing analyses, completing trade studies, supporting engine testing, and in-service operations. You will work with cross-functional teams to develop innovative solutions for challenging problems across various applications. You will be responsible for engine cycle balance analysis to support design, testing and operation.
Special Mentions
  • Relocation provided
  • Travel expected up to 10% of the time

Responsibilities include but are not limited to:
  • Build on 1D fluid system design models to perform detailed engine architecture studies
  • Build and run steady state and transient analytic off-design models of engines and test articles
  • Support engine and component level testing to ensure performance meets requirements and help define iterative upgrades
  • Analyze internal fluid flow problems using advanced lumped parameter models
  • Collaborate with component design engineers, chief engineers, controls analysts, and program leaders to develop and refine system models
  • Develop and apply analysis processes and tools using Python and MatLab
  • Work collaboratively with peers to solve problems, and provide mentorship to junior engineers

Minimum Qualifications
  • Minimum of a B.S. degree in mechanical or aerospace engineering
  • At least 2+ years of engineering experience (level commensurate upon experience)
  • Experience in modeling complex fluid systems
  • Understanding of numerical solvers and methods
  • Understanding of fluid components like valves, turbines, pumps, and combustors
  • Strong understanding and ability to apply engineering fundamentals including thermodynamics, fluid mechanics, heat transfer, and power systems
  • Familiarity with data analysis and anchoring models to test data
  • Curiosity to understand engines at a component and system level
  • Knowledge of Fortran, Python or Matlab

Preferred Qualifications
  • M.S. degree or higher
  • Knowledge of ROCETS, NPSS, GFSSP, Thermal-Desktop, or an equivalent system modeling software package
  • Proficient in programming and knowledge of at least one programming/scripting language (Python/MATLAB/Fortran/etc.)
  • Demonstrated experience with system or performance analysis across the lifecycle of a product or across different products
  • Experience with engine system qualification, verification, and test.
  • Experience with Agentic AI

Base Pay Range for:
WA applicants is $99,201.00 - $138,880.35
Other site ranges may differ
Culture Statement
Don't meet all desired requirements? Studies have shown that some people are less likely to apply to jobs unless they meet every single desired qualification. At Blue Origin, we are dedicated to building an authentic workplace, so if you're excited about this role but your past experience doesn't align perfectly with every desired qualification in the job description, we encourage you to apply anyway. You may be just the right candidate for this or other roles.
Export Control Regulations
Applicants for employment at Blue Origin must be a U.S. citizen or national, U.S. permanent resident (i.e. current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum.
Background Check
  • Required for all positions: Blue's Standard Background Check
  • Required for Certain Job Profiles: Defense Biometric Identification System (DBIDS) background check if at any time the role requires one to be on a military installation
  • Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs. and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing (CDL drivers only), vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training.
  • Required for certain Job Profiles: Ability to obtain and maintain Merchant Mariner Credential, which includes pre-employment and random drug testing as well as DOT physical

Benefits
  • Benefits include: Medical, dental, vision, basic and supplemental life insurance, paid parental leave, short and long-term disability, 401(k) with a company match of up to 5%, and an Education Support Program.
  • Stock Options for all regular employees (working at least 20 hours/week)
  • Paid Time Off: Up to four (4) weeks per year based on weekly scheduled hours, and up to 14 company-paid holidays.
  • Dependent on role type and job level, employees may be eligible for benefits and bonuses based on the company's intent to reward individual contributions and enable them to share in the company's results, or other factors at the company's sole discretion. Bonus amounts and eligibility are not guaranteed and subject to change and cancellation. Please check with your recruiter for more details.

Equal Employment Opportunity
Blue Origin is proud to be an Equal Opportunity/Affirmative Action Employer and is committed to attracting, retaining, and developing a highly qualified and dedicated work force. Blue Origin hires and promotes people on the basis of their qualifications, performance, and abilities. We support the establishment and maintenance of a workplace that fosters trust, equality, and teamwork. We provide all qualified applicants for employment and employees with equal opportunities for hire, promotion, and other terms and conditions of employment, regardless of their race, color, religion, sex, sexual orientation, gender identity, national origin/ethnicity, age, physical or mental disability, genetic factors, military/veteran status, or any other status or characteristic protected by federal, state, and/or local law. Blue Origin will consider for employment qualified applicants with criminal histories in a manner consistent with applicable federal, state, and local laws, including the Washington Fair Chance Act, the California Fair Chance Act, the Los Angeles Fair Chance in Hiring Ordinance, and other applicable laws. For more information on "Know Your Rights," please see here.
Affirmative Action and Disability Accommodation
Applicants wishing to receive information on Blue Origin's Affirmative Action Plans, or applicants requiring a reasonable accommodation in order to participate in the application and/or interview process, please contact us at EEOCompliance@blueorigin.com. Please note this is a publicly managed inbox. Please do not include any personal medical information in your request.

What Blue Origin employees say

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About Blue Origin

Sourced by ZipRecruiter

Blue Origin is a private aerospace manufacturing and suborbital spaceflight services company based in Kent, Washington, USA. Established in 2000 by Amazon founder Jeff Bezos, the company operates in the cutting-edge aerospace industry aiming to build a future where millions of people can live and work in space. They develop a variety of technologies, with a focus on reusable rocket systems which significantly reduce the cost of space travel. Blue Origin's core mission is to make this vision come to life by incrementally building on its successes with an ultimate vision of dramatic cost reduction and increased reliance on reusable spacecraft.

Industry

Space research administration

Company size

1,001 - 5,000 Employees

Headquarters location

Kent, WA, US

Year founded

2000

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