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Performance Test Engineer Jobs in Illinois (NOW HIRING)

Excellent knowledge/performance of all EMC Test Engineer I skills. * Strong knowledge and utilization of all test and measurement equipment used in the industry. * Excellent knowledge and experience ...

... product performance and reliability. • Provide technical guidance and mentorship to junior test engineers to elevate team capabilities. • Stay current with emerging test technologies and ...

Test Engineer

Buffalo Grove, IL · On-site

$64K - $96K/yr

This role is responsible for continuously improving test performance and equipment, troubleshooting ... Test engineers also play a key role in implementing and validating testing equipment and ...

The Software Test Engineer at CNH Industrial America LLC in Oak Brook, IL will be responsible for maintaining, designing, and operating test equipment and simulators along with the automated tests ...

Trigyn's direct client is looking for Test Engineer for contract assignment in Chicago, IL. General Responsibilities: • Schedule and implement automated software tests. • Identify and solve ...

Trigyn's direct client is looking for Test Engineer for contract assignment in Chicago, IL. General Responsibilities: Schedule and implement automated software tests. Identify and solve problems at ...

Evaluates, recommends, and implements test tools and strategies. Designs, implements, and conducts test and evaluation procedures to ensure system requirements are met. Develops, maintains, and ...

Provide support to the Test Manufacturing Engineers, with daily production tasks, within the LPSD transmission assembly facility. The job responsibilities may include working with product engineering ...

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Quality/Test Engineer 3 Location: Mossville, IL (Onsite) Duration: 12+ Months Contract Job Summary * Client is seeking a Quality/Test Engineer to support product quality and customer service ...

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Performance Test Engineer information

See Illinois salary details

$9

$45

$67

How much do performance test engineer jobs pay per hour?

As of Jul 2, 2026, the average hourly pay for performance test engineer in Illinois is $45.14, according to ZipRecruiter salary data. Most workers in this role earn between $33.80 and $57.31 per hour, depending on experience, location, and employer.

What Is the Job of 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.
What are popular job titles related to Performance Test Engineer jobs in IL? For Performance Test Engineer jobs in IL, the most frequently searched job titles are:
Infographic showing various Performance Test Engineer job openings in Illinois as of June 2026, with employment types broken down into 82% Full Time, 12% Part Time, 3% Contract, and 3% Nights. Highlights an 93% Physical, 1% Hybrid, and 6% Remote job distribution, with an average salary of $93,883 per year, or $45.1 per hour.
EMC Test Engineer

EMC Test Engineer

Nidec Corporation

Saint Charles, IL • On-site

Full-time

Posted 22 days ago


Nidec rating

7.3

Company rating: 7.3 out of 10

Based on 52 frontline employees who took The Breakroom Quiz

254th of 421 rated machine equipment manufacturers


Job description

We begin with dreams. Dreams drive our motivation. Dreams are our future. The world's dreams, people's dreams, our dreams. Our passion creates ideas that make dreams come alive. Technology and products that were only dreams become reality.
All for dreams. Dreams challenge and the Nidec-Group will continue to meet the challenge. For the world's and people's tomorrows; the world's first, the world's best technologies and products; we will continue our part in creating a better society.
Job Summary
Objective
The EMC Test Engineer is responsible for the development and implementation of various Electromagnetic Compatibility and Electrical test methods used in the automotive industry. Additional duties include the development of test methods and growth of personnel performing tests. This position requires competence across all disciplines with the ability to execute duties independently through completion. These functions are expected to be carried out with thoroughness and efficiency while maintaining a high level of overall quality.
Job Description
Essential Responsibilities
Examples of specific responsibilities and tasks include, but are not limited to:
  • Set-up and perform various Radiated Emissions, Radiated Immunity, Conducted Emissions, Conducted Immunity, and Electrical tests.
  • Verifies results from testing, calibration, and quality control activities conform.
  • Creates EMC test reports.
  • Evaluates deviations and nonconforming work.
  • Assists Design Engineering team in the development of test plans.
  • Leads development and verification of test methods.
  • Leads development of laboratory procedures and work instructions.
  • Manages the development and competence requirements of personnel.
  • Leads in the management, maintenance, and procurement of equipment.
  • Supports Design Engineering team with EMC development and testing activities.
  • Leads all company accreditation activities as it pertains to the laboratory.
  • Perform other job related and support activity duties as required.

Experience: 5+ years
Education: Bachelor Degree Electrical Engineering (or similar discipline)
Certifications: N/A
Knowledge/Skills/Abilities
  • Excellent knowledge/performance of all EMC Test Engineer I skills.
  • Strong knowledge and utilization of all test and measurement equipment used in the industry.
  • Excellent knowledge and experience with OEM test specifications and industry standards.
  • Strong understanding of technical information and drawings.
  • Strong application of mathematics used in the development/verification of methods.
  • Strong analytical thinking and problem solving.
  • Ability to prioritize work and deliver accurate outputs on time under difficult situations.
  • Excellent knowledge and implementation of software applications used to control test equipment and monitor test items.
  • Excellent organizational skills to manage multiple tasks and data files accurately and thoroughly.
  • Ability to build formative work relations with others at all levels of the organization.
  • Excellent technical writing and oral communication.

Scope of Supervision: N/A
Additional Job Details
Technical - T2
Organizational Impact
• Works to achieve operational, functional, and/or business targets within team with direct and indirect impact on departmental or job family results, using practical technical principles
• Intermediate-level technical contributor; generally works independently under moderate supervision and may seek advice of more senior employees in the same area
• Failure to achieve results requires allocation of additional resources to meet goals and impacts project completion with the potential for additional financial expense.
• Works on smaller, less complex projects/assignments
Communication & Influence
• Communicates with employees typically within the department and/or job family, explaining and interpreting matters related to the department; may communicate with external clients or partners depending upon the job area
• May influence employees within own job area at an operational level
Innovation & Complexity
• Responsible for making minor improvements to technical/business processes, procedures, or systems to contribute to the performance of the team
• Problems faced may be difficult but are not complex, requiring application of technical skills/analysis drawing from prior experiences, and typically involve consideration of multiple issues and impact job family and/or multiple teams
Leadership & Talent Management
• May provide guidance, help with training and review work of entry-level employees
• May lead parts of less complex projects or processes
Knowledge & Experience
• Requires understanding of basic context and practical knowledge of technical and business environment as well as potential and upcoming technical advances within area of specialization, typically obtained through advanced education and relevant experience
• Requires a bachelor's degree or equivalent experience and minimum 2 years of prior relevant experience
Equal Employment Opportunity and Affirmative Action at Nidec
Nidec is an Equal Employment Opportunity (EEO) and Affirmative Action Employer encouraging diversity in the workplace. All qualified applicants receive consideration for employment without regard to their age, gender, gender identity, sexual orientation, race, color, genetic information, religious creed, national origin, physical or mental disability, protected veteran status, or any other characteristic protected by law. For more information regarding your (EEO) rights as an applicant, please visit the following website: http://www1.eeoc.gov/employers/upload/eeoc_self_print_poster.pdf
Work Shift Schedule
First Shift (United States of America)
No Soliciting
Nidec will not accept unsolicited resumes from individual recruiters or third party recruiting agencies in response to Nidec job postings. No fee will be paid to third parties who submit unsolicited candidates directly to our hiring managers. Pre-approval from the Nidec Talent Acquisition team is required before any external candidate can be submitted and such candidate must be submitted to the Nidec Talent Acquisition team.

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