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Performance Tester Jobs in Naperville, IL (NOW HIRING)

Sonsoft Inc

Hyperion QA Tester

Chicago, IL

Our client in Chicago, IL is seeking a Quality Assurance Tester with the following requirements: 2-3 years of experience system integration testing Experience testing financial applications Prior ...

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$69

How much do performance tester jobs pay per hour?

As of Sep 3, 2026, the average hourly pay for performance tester in Naperville, IL is $47.47, according to ZipRecruiter salary data. Most workers in this role earn between $37.45 and $55.91 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 Naperville, IL as of August 2026, with employment types broken down into 86% Full Time, 11% Part Time, and 3% Contract. Highlights an 81% Physical, 2% Hybrid, and 17% Remote job distribution, with an average salary of $98,742 per year, or $47.5 per hour.

Electrical Tester I (6:00pm to 6:00am) C shift

G&W Electric

Bolingbrook, IL • On-site

$22.50 - $23.75/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 7 days ago

Job description

Electrical Tester I
In this job you will be perform repetitive electrical testing preparation and testing tasks of basic complexity
As an Electrical Tester I you will:
  • Visually inspect product prior to testing to detect conformance to standards
  • Inspect testing equipment and test booth/cage for proper operation
  • Prepare product for test by safely making the connections required for test being performed
  • Separate non-conforming parts
  • Document actions by completing production and quality forms
  • Maintain safe and clean working environment by complying with procedures, rules, and regulations
  • Conserve resources by using equipment and supplies as needed to accomplish job results
  • Contribute to team effort by training others in performance of testing tasks as needed
  • Inspect all work and insure it meets requirements prior to passing it on to the next operation

We are looking for someone who:
  • Has a High School diploma, GED or combination of work experience and skill development
  • Ideally has 0-1 year experience working in a manufacturing environment
  • Is able to safely use small hand and power tools
  • Is able to read and interpret Drawings and Bills of Material
  • Has basic computer skills
  • Is able to read instructions and understand verbal instructions in English

The physical demands of the job are:
  • Work is classified as Medium - Heavy Physical Demand Level (PDL) by the US Dept of Labor's Dictionary of Occupational Titles
  • Frequencies - Occasional (1-33%); Frequent (34-66%); Continuous (67-100%)
  • Lifting Demands:
    • Lift up to 75 pounds on an occasional basis floor to waist with assistance
    • Lift up to 40 pounds on a frequent basis floor to waist
    • Carry up to 40 pounds on an occasional basis up to 25 feet
    • Push/Pull up to 40 pounds on a frequent basis
    • Push/Pull more than 40 pounds on an occasional basis with assistance
  • Postural Demands:
    • Standing � continuous
    • Walking � continuous
    • Bending/stooping � frequent
    • Squatting/kneeling � frequent
    • Lifting � frequent
  • Miscellaneous Demands:
    • Griping, manipulation, fingering �continuous
    • Variable hand/power tool use � frequent
    • Two-person tasks using assistive devices for lifting, pulling and pushing including engine stands hand trucks, pallet jacks, and hoists

What we offer you:
Pay Range is typically between $22.50 to $23.75 per hour plus a shift differential.
Please note the pay information shown above is a general guideline. Pay is based upon candidate skills, experience, and qualifications.
G&W Electric offers a comprehensive benefits package that includes:
  • Medical, Dental and Vision Insurance
  • Short and Long-Term Disability
  • Life Insurance
  • Health club membership program and reimbursement
  • Employee Assistance Program
  • Tuition Reimbursement
  • 401 (k)
  • Annual Profit Sharing
  • Vacation
  • Air-conditioned/heated state-of-the-art manufacturing facility

About G&W Electric
Innovating since 1905, G&W Electric has grown into a global leader in engineered electrical power grid solutions. Working with us means joining a worldwide team of passionate manufacturing professionals striving to continually improve the technologies the world depends on to deliver safe, reliable electricity. Our culture is focused on employee success, so we foster an entrepreneurial environment that encourages everyone to thrive.
Learn more about our company by watching this video: https://www.youtube.com/watch?v=DMtAhsdYeUQ
G&W Electric enjoys a long reputation for product quality, innovation and world-class customer service to the power industry. We have established this reputation by believing that our greatest asset is our employees. We owe our success to the initiative and talents of highly skilled individuals within our team-based organization. Our goal is to set the standard for customer satisfaction by ensuring a superior level of service, performance and innovation. As a global organization and industry leader, we are committed to cultivating an engaging work environment that embraces our core values and develops our talent. Our continuous focus on growth and innovation means that you become part of a company that provides challenging opportunities, rewards excellence and combines your individual expertise to achieve a higher level of shared success. As part of our organization, you also help power the world!
G&W Electric is proud to be an Equal Opportunity Employer. All employees and applicants will receive consideration for employment without regard to age, color, disability, gender, national origin, race, religion, sexual orientation, gender identity, protected veteran status, or any other classification protected by federal, state, or local law. G&W Electric participates in the E-Verify process for all new hires.
*G&W Electric participates in the E-Verify process for all new hires.
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