About the role

What will you do at JND Inc.?

[Position Overview]

Job Title: Korean Bilingual QA / Test Engineer (Software, Network, Field & Product Quality)

Education: Bachelor's degree in Computer Science, Engineering, or related field preferred; relevant work experience can substitute for educational requirements

Experience: Entry Level (0–3 years); entry-level candidates welcome — training will be provided; prior QA/testing experience is a plus

Job Type: Full-Time, Hourly

[Location]

DFW, TX

[Benefits & Perks]

Medical Insurance (Health, Dental & Vision)

401(k)

H1B/Green Card Sponsorship for qualified employee

Hands-on experience at global industry-leading company

Opportunities for career advancement

[Summary]

We are hiring QA / Test Engineers across software testing, AI feature testing, 4G/5G network and field testing, and product quality/failure analysis for mobile devices

Develop and execute test strategies, plans, and test cases; detect, document, and track defects with clear, reproducible steps

Perform field testing with mobile handsets on live carrier networks and validate functionality against QA and carrier requirements

Analyze product quality and failure cases and provide detailed technical reports to R&D and product teams

Korean/English bilingual ability is a strong plus for collaboration with global R&D and headquarters teams

[Duties and Responsibilities]

Software & AI Feature Testing

Perform functional testing of mobile software and AI-powered features, verifying that core functions operate accurately, consistently, and as designed

Execute test cases across various scenarios, languages, and conditions to validate feature quality and usability

Create test designs, processes, cases, and test-product documentation; ensure testing follows defined standards and procedures

Detect, document, and track software defects and inconsistencies; analyze results and submit detailed reports to development teams

Perform testing in all phases of the design-develop-test-release-maintain software life cycle

Network & Field Testing

Perform LTE/5G field protocol testing, SIM OTA activation testing, and call-processing validation on live networks

Conduct testing in the office and on the road per set standards and procedures; ensure user equipment meets QA and carrier requirements

Perform detailed analysis of 4G/5G protocols and air-interface behavior; log, analyze, and report test results

Product Quality & Failure Analysis

Perform failure analysis of mobile devices related to product liability claims and safety using analytical equipment (X-Ray/CT, digital microscope, SEM/EDS)

Investigate user environments causing defective symptoms; interface with Product Management on product condition and specifications

Provide technical analysis and reports to R&D and collaborate with engineering teams to improve product quality and repair productivity

Perform scene and laboratory inspections outside the office as needed; share improvements and lessons learned across teams

[Skills & Qualifications]

Bachelor's degree in Computer Science, Electrical/Mechanical/Electronics Engineering, IT, or related field preferred; relevant work experience can substitute

0–3 years of experience in software, network, or hardware testing; no prior experience required for entry-level roles

Strong attention to detail — able to follow test procedures precisely, catch subtle defects, and document results accurately

Strong sense of responsibility and ownership; reliable in completing assigned testing on schedule and seeing issues through to resolution

Knowledge of mobile technologies, Android, operating systems, and testing tools a plus; interest in AI-powered mobile features a plus

Experience with network QA, 4G/5G protocols, or electronic test equipment (spectrum analyzers, X-Ray, CT, microscopes) a plus

Proficiency in Microsoft Office (Excel, PowerPoint, Word); analytical thinking and problem-solving skills

Ability to handle multiple tasks in a fast-paced environment with minimal supervision; team player with good communication skills

Willingness to travel locally for field testing or inspections as required

Korean/English bilingual (speak, read, write) highly preferred

Our team of highly experienced QA engineers ensures product quality across mobile and software platforms, from software and AI feature testing to network field testing and failure analysis. We also have opportunities in software development, business analysis, finance, operations, HR, and many more!

Our vision is 'We Want to See You Grow' to become the industry leader for both employee and company.

For more information about JND, please visit www.jndsolutions.com

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Which skills does this role require?

4G/5G Network TestingTest Strategy DevelopmentDefect TrackingProtocol TestingAndroidMobile TechnologyAnalytical ThinkingProblem-solvingMicrosoft OfficeTechnical ReportingCommunication SkillsKorean LanguageTest EngineerLTESIM OTAX-RayCTMicroscopeSEM/EDSSpectrum AnalyzersSoftware DevelopmentEngineeringComputer ScienceNetwork QAHardware TestingOperating Systems

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