Demo

Sr Engineers, SDET

T-Mobile
Bellevue, WA Full Time
POSTED ON 3/8/2025
AVAILABLE BEFORE 4/5/2025
At T-Mobile, we invest in YOU! Our Total Rewards Package ensures that employees get the same big love we give our customers. All team members receive a competitive base salary and compensation package - this is Total Rewards. Employees enjoy multiple wealth-building opportunities through our annual stock grant, employee stock purchase plan, 401(k), and access to free, year-round money coaches. That’s how we’re UNSTOPPABLE for our employees!

T-Mobile is America’s supercharged Un-carrier, delivering an advanced 4G LTE and transformative nationwide 5G network that will offer reliable connectivity for all. Sr. Engineer, SDET is located in Bellevue, WA and will build and maintain software and automation tools that improve development and testing processes.

  • Telecommuting is permitted, but applicants must live within a reasonable commuting distance.


Position duties and responsibilities include, but are not limited to:

  • Engage in sprint lifecycle including Backlog grooming to refine requirements, sprint planning to discuss test requirements and timelines, sprint review meeting to demonstrate completed work and sprint retrospective for improvements in future sprints.
  • Perform Merge Requests/Code Reviews for team providing constructive feedback on Best Practices and Automation Design Patterns.
  • Analyze and clarify user requirements, feature acceptance criteria, and create sub tasks for itemizing testing tasks in JIRA.
  • Create various test environments and acceptance tests.
  • Perform manual testing by means of UI testing, API testing using POSTMAN and Data validation as necessary.
  • Perform functional, regression testing on various platform and devices in pre prod test environment to ensure all objectives are met and solution works as expected.
  • Analyzing how systems are being tested manually and identifying opportunities to reduce that time and effort through automation.
  • Perform test automation and setting up systems on multiple application platform.
  • Work with team to create and update automation test framework for automation testing of applications.
  • Debug code to discover any inconsistency, breakdown of test cases etc.
  • Follow CI/CD pipeline by using Gitlab tools to create pull requests, merge branches and build deployment using Git commands.
  • Design, document, and maintain functional test cases using Test Rail and qTest.
  • Ensure that validated deliverables meet functional and design specifications and requirements.
  • Collaborate with developers and product team to provide feedback on identified issues and assist in resolving issues to closure by retesting. Log and track bugs using Jira, Rally and qTest tools.
  • Perform an automated regression suite run which includes sanity and critical functionality test cases prior to every release to identify any existing bugs.
  • Design, execute and report on positive, negative, smoke, regression, etc. automation scripts to test integration dependencies across systems.


Minimum requirements:

Experience and education requirements:

PRIMARY REQUIREMENTS: Master's degree in Computer or Information Technology, Computer Applications, or related, and 3 years of relevant work experience.

ALTERNATIVE REQUIREMENTS: Bachelor's degree in Computer or Information Technology, Computer Applications, or related, and 5 years of relevant work experience.

Skills requirements: Must have professional experience in the following:

  • Design, develop and maintain automation tests using Java, Selenium, or Appium.
  • Utilize TestNG, Java and Maven to build reusable and maintainable automated regression suites to perform test execution on front-end and back-end applications.
  • Creating branches, merge requests, and generating build deployments using GitLab, Jenkins or Bitbucket DevOps tools.
  • Design and develop test plans, test cases using test management tools such as TestRail or qTest based on requirement, analyze the test result, and log and track defects using Jira.
  • Perform Rest API testing using POSTMAN or RESTASSURED tools.
  • Database work such as connecting, querying and population using MongoDB, Cassandra or other SQL/NOSQL.


Additional:

  • Location: Bellevue, WA
  • Telecommuting is permitted, but applicants must live within a reasonable commuting distance.
  • This position is eligible for the employee referral program.


How to apply:

  • Visit https://www.t-mobile.com/careers
  • Create a candidate profile, and apply to requisition number: REQ305183.


OTHER: Work hours: 40 hours/week. Salary: $190,486 to $195,486 per year.

  • The pay range above is the general base pay range for a successful candidate in the state listed. The successful candidate’s actual pay will be based on various factors, such as work location, qualifications, and experience.
  • At T-Mobile, employees in regular, non-temporary roles are eligible for an annual bonus or periodic sales incentive or bonus, based on their role. Most Corporate employees are eligible for a year-end bonus based on company and/or individual performance and which is set at a percentage of the employee’s eligible earnings in the prior year. Certain positions in Customer Care are eligible for monthly bonuses based on individual and/or team performance, while Retail and Business Sales roles are eligible for monthly or quarterly sales incentives. And since we are ALL owners, EVERY employee at T-Mobile is eligible for an Annual Stock Grant. For information about T-Mobile’s amazing benefits, check out


https://careers.t-mobile.com/culture-and-benefits/ .

  • At least 18 years of age
  • Legally authorized to work in the United States


Travel:

Travel Required (Yes/No):No

DOT Regulated:

DOT Regulated Position (Yes/No):No

Safety Sensitive Position (Yes/No):No

Candidate’s pay will be based on various factors, such as work location, qualifications, and experience. At T-Mobile, employees in regular, non-temporary roles are eligible for an annual bonus or periodic sales incentive or bonus, based on their role. Most Corporate employees are eligible for a year-end bonus based on company and/or individual performance and which is set at a percentage of the employee’s eligible earnings in the prior year. Certain positions in Customer Care are eligible for monthly bonuses based on individual and/or team performance.

At T-Mobile, our benefits exemplify the spirit of One Team, Together! A big part of how we care for one another is working to ensure our benefits evolve to meet the needs of our team members. Full and part-time employees have access to the same benefits when eligible. We cover all of the bases, offering medical, dental and vision insurance, a flexible spending account, 401(k), employee stock grants, employee stock purchase plan, paid time off and up to 12 paid holidays - which total about 4 weeks for new full-time employees and about 2.5 weeks for new part-time employees annually - paid parental and family leave, family building benefits, back-up care, enhanced family support, childcare subsidy, tuition assistance, college coaching, short- and long-term disability, voluntary AD&D coverage, voluntary accident coverage, voluntary life insurance, voluntary disability insurance, and voluntary long-term care insurance. We don't stop there - eligible employees can also receive mobile service & home internet discounts, pet insurance, and access to commuter and transit programs! To learn about T-Mobile’s amazing benefits, check out www.t-mobilebenefits.com.

Never stop growing!

As part of the T-Mobile team, you know the Un-carrier doesn’t have a corporate ladder–it’s more like a jungle gym of possibilities! We love helping our employees grow in their careers, because it’s that shared drive to aim high that drives our business and our culture forward. By applying for this career opportunity, you’re living our values while investing in your career growth–and we applaud it. You’re unstoppable!

T-Mobile USA, Inc. is an Equal Opportunity Employer. All decisions concerning the employment relationship will be made without regard to age, race, ethnicity, color, religion, creed, sex, sexual orientation, gender identity or expression, national origin, religious affiliation, marital status, citizenship status, veteran status, the presence of any physical or mental disability, or any other status or characteristic protected by federal, state, or local law. Discrimination, retaliation or harassment based upon any of these factors is wholly inconsistent with how we do business and will not be tolerated.

Talent comes in all forms at the Un-carrier. If you are an individual with a disability and need reasonable accommodation at any point in the application or interview process, please let us know by emailing ApplicantAccommodation@t-mobile.com or calling 1-844-873-9500. Please note, this contact channel is not a means to apply for or inquire about a position and we are unable to respond to non-accommodation related requests.

Salary : $190,486 - $195,486

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