Black Box Testing Jobs (NOW HIRING)

About the Role
As an Automation Quality Engineer - Device & OS Testing, you will make an impact by ensuring the quality, reliability, and performance of software and connected devices through test automation, black-box testing, and end-to-end validation. You will be a valued member of the Quality Engineering team and work collaboratively with software engineers, quality engineers, and cross-functional stakeholders to deliver high-quality technology solutions.
In this role, you will:
• Perform integration, black-box, and end-to-end testing across software and device ecosystems.
• Design, develop, execute, and maintain automated test suites for functional and system validation.
• Analyze test failures, review logs, isolate root causes, and drive issue resolution.
• Configure, provision, and maintain devices and test environments supporting automation execution.
• Partner with engineering and quality teams to improve product quality, test coverage, and release readiness.
Work Model
We strive to provide flexibility wherever possible. Based on this role's business requirements, this is an onsite position requiring 5 days a week in a client office in Cupertino, CA. Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs.
The working arrangements for this role are accurate as of the date of posting. This may change based on the project you're engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.
What You Need to Have to Be Considered
• 6+ years of experience in Software Quality Engineering, Test Automation, Automation Quality Engineering, or related disciplines.
• Strong programming expertise in Swift, Objective-C, Python, or Java with working knowledge of Xcode.
• Experience performing black-box testing and end-to-end functional validation.
• Hands-on experience configuring, provisioning, and managing physical devices in a lab environment.
• Strong debugging, log analysis, root cause investigation, and defect isolation skills.
• Experience designing and maintaining automated test frameworks and test suites.
• Ability to independently manage priorities, drive deliverables, and communicate effectively.
These Will Help You Stand Out
• Experience testing operating system features and devices.
• XCTest and iOS automation testing experience.
• Shell scripting skills and ability to modify or build applications using Xcode.
• Experience testing backend services, APIs, and distributed systems.
• Knowledge of telemetry, logging, analytics, and performance monitoring concepts.
Candidate Note: This position requires working with physical devices in a lab environment, including device setup, provisioning, configuration, troubleshooting, and manual testing activities. Experience with OS/device testing and Swift development is highly preferred and interviews may include a live coding assessment.
Salary and Other Compensation:
Applications will be accepted until August 21, 2026.
The annual salary for this position is between $53,477- $92,500 depending on experience and other qualifications of the successful candidate.
This position is also eligible for Cognizant's discretionary annual incentive program, based on performance and subject to the terms of Cognizant's applicable plans.
Benefits:
Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:
Medical/Dental/Vision/Life Insurance
Paid holidays plus Paid Time Off
401(k) plan and contributions
Long-term/Short-term Disability
Paid Parental Leave
Employee Stock Purchase Plan
Cognizant will only consider applicants for this position who are legally authorized to work in the United States without company sponsorship.
*Please note, this role is not able to offer visa transfer or sponsorship now or in the future*
About Cognizant:
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization's unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.
Additional employment information
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] for roles based in the Americas or [email protected] for roles based in India.