Senior Manual QA Engineer

US Mobile•New York City, NY

About The Position

US Mobile is building the future of wireless communication with the goal of one unified network open to any person and any device, worldwide. They are empowering customers with all three major networks on one phone and one plan, plus home internet from Starlink, with no lock-in or commitments. They offer custom fit plans at every price point and 24/7 customer support with real people. US Mobile uses real-time feedback from Reddit, surveys, and customer support to inform product roadmaps. They have been named the top-rated mobile carrier by Consumer Reports for two consecutive years and are building innovative systems that scale with a network-agnostic tech stack and agile, cross-functional teams built on trust and mutual respect. This role is for individuals who work fast, flexibly, and collaboratively without compromising standards. We are seeking a Senior Manual QA Engineer with 5+ years of experience testing modern web-based SaaS and Mobile applications. The ideal candidate is a self-starter who can work independently, quickly learn complex systems, and ensure high-quality software through comprehensive manual testing. This role partners closely with Product and Engineering teams in a fast-paced Agile environment.

Requirements

5+ years of manual software testing experience.
Experience testing SaaS web applications.
Strong understanding of SDLC, STLC, and Agile/Scrum methodologies.
Experience testing REST APIs using Postman.
Strong SQL skills for database validation.
Excellent analytical, troubleshooting, and communication skills.
Ability to manage multiple priorities and work independently with minimal supervision.

Nice To Haves

Basic knowledge of Selenium, Playwright, or Cypress.
Familiarity with Git and CI/CD pipelines.
Experience in healthcare, fintech, or other regulated industries.
Experience with accessibility and cross-browser testing.

Responsibilities

Develop and execute manual test plans, test cases, and test scenarios.
Perform functional, regression, integration, exploratory, end-to-end, and user acceptance testing.
Validate REST APIs using Postman or similar tools.
Execute database queries to verify backend data and troubleshoot issues.
Identify, document, and track software defects through resolution using Jira or similar tools.
Collaborate with Product Managers, Developers, and QA teammates throughout the software development lifecycle.
Participate in Agile ceremonies, including sprint planning, standups, and retrospectives.
Reproduce customer-reported issues and verify bug fixes.
Continuously improve testing processes and ensure high-quality releases.