Engineer, SDET

T-Mobile•Overland Park, KS

1d•$72,000 - $129,900

About The Position

This role translates business and functional requirements into test deliverables and systems, with a focus on voice/IVR applications supporting T-Mobile’s postpaid, prepaid, Assurance Wireless, Retail Store, and Metro by T-Mobile customer experiences. The work primarily involves developing, implementing, and sustaining test automation throughout software development and sustainment lifecycles, including moving test execution from manual processes toward automated tests integrated into the CI/CD pipeline. The role leads test automation strategy and creates maintainable, high-quality automated test code and frameworks across a complex, multi-application environment. Success is measured by automated test execution effectiveness, delivery-pipeline integration, and quality assurance outcomes. The work supports software quality and reliability, development teams, and customer satisfaction. The position requires a bachelor’s degree plus two years of related experience, or an equivalent combination of education and experience. The posting lists a national base pay range of $72,000–$129,900 and a total target cash earnings opportunity of $82,800–$149,385. Actual pay depends on factors including work location, qualifications, and experience. Travel is required. The role is not DOT-regulated and is not safety-sensitive.

Requirements

Bachelor’s degree plus two years of related work experience, or an equivalent combination of education and experience (required).
At least 18 years of age.
Legally authorized to work in the United States.
Required knowledge and skills include automated testing, defects management, DevOps, Java, requirements analysis, scripting, software testing, Test Driven Development (TDD), and test planning.

Nice To Haves

Technical discipline as an area of study.
Two to four years of professional experience using three or more development languages, such as C#, Java, or JavaScript.
Two to four years of professional experience using three or more automation tools, such as Selenium, TestNG, Appium, Sauce Labs, Rest Assured, Postman, Cucumber, Jasmine, or Protractor.
Two to four years of professional experience with testing methodologies and strategies such as Test Driven Development and Behavior Driven Development.
Two to four years of professional experience using CA Service Virtualization or an equivalent.
Two to four years of professional experience using issue-tracking software and agile project management systems.
Two to four years of professional experience designing and developing applications in Unix or Windows environments, on Android or iOS mobile platforms, or designing complex multi-tiered applications.
Voice/IVR or speech-application testing experience.
GitLab and CI/CD pipeline experience.
Behavior-driven test scripting, such as Cucumber.
Test data management and validation.
Critical thinking and ability to quickly ramp up on complex, multi-application systems.
Experience supporting multiple customer-facing business lines, such as postpaid, prepaid, or Retail Store.

Responsibilities

Develop and maintain automated and manual tests, including test cases for voice/IVR applications, to measure product quality and support continuous delivery pipelines.
Ensure requirements and user stories are testable, and clarify ambiguities to support accurate test design and execution.
Coordinate with development and operations teams across supported applications and business lines to uphold testing practices and meet quality thresholds.
Design, develop, and maintain automation tools, systems, and test data to support development and testing activities.
Validate application responses against expected test data and call flows.
Perform other duties or projects as assigned by business management.

Benefits

Competitive base salary and compensation package.
Annual stock grant and employee stock purchase plan.
401(k) and access to free, year-round money coaches.
Annual bonus or periodic sales incentive or bonus, depending on role and eligibility.
Medical, dental, and vision insurance.
Flexible spending account.
Paid time off and up to 12 paid holidays.
Paid parental and family leave.
Family building benefits, backup care, enhanced family support, and childcare subsidy.
Tuition assistance and college coaching.
Short- and long-term disability coverage.
Voluntary AD&D, accident, life, disability, and long-term care insurance.
Mobile service and home internet discounts for eligible employees.
Pet insurance for eligible employees.
Commuter and transit programs for eligible employees.