Sr. Automation Engineer- Mobile

Randstad Digital; San Antonio (TX); On-site; USD 83,000 - 90,000; Full time

Job summary

Randstad Digital is seeking a Quality Automation Engineer III in San Antonio, TX. You will own design, build, and test native mobile automation across iOS and Android, sitting on top of Selenium architecture with a mobile-first mindset.

You will mentor peers, lead complex triage, collaborate with product and development teams, and ensure robust device matrix and browser coverage through strong test frameworks.

Qualifications

• Bachelor’s degree in a technical field or equivalent experience.
• Selenium WebDriver mastery for enterprise web automation framework design.
• 4+ years mobile automation across iOS and Android.
• Appium expert with mobile nuances on Selenium.
• Native testing with XCUITest and Espresso/UI Automator.
• Strong Java development and OOP knowledge.
• SQL queries for backend data validation.
• QA in development process and issue isolation.

Responsibilities

• Architect and scale mobile and cross-platform test automation frameworks.
• Lead root-cause analysis and triage of complex mobile/web issues.
• Mentor Test Automation Engineers to align with modern frameworks.
• Collaborate with product, project, dev, and stakeholders on objectives.
• Write and execute functional tests for device and browser coverage.

Skills

Mobile automation

Leadership

Problem solving

Collaboration

CI/CD

Education

Bachelor’s degree in a technical field

Tools

Selenium WebDriver

Appium

XCUITest

Espresso/UI Automator

Java

Git

Jenkins

JUnit

TestNG

Maven

Selenium

JMeter

Cucumber

SoapUI

SQL queries

Job description

job summary:

As a Quality Automation Engineer III, you are our quality control anchor, ensuring every application is stable and built with integrity, caring, and excellence. In this senior, specialized role, you will take strategic ownership of the design, creation, and testing of native mobile applications. We are looking for a true mobile automation expert-someone who deeply understands that mobile automation has its own unique nuances, sits on top of Selenium architecture, and requires a dedicated mobile-first mindset where traditional web automation approaches often fall short. You will use your advanced problem-solving skills and senior leadership capabilities to ensure our applications perform optimally, driving technical excellence while thriving in a highly collaborative environment.

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location: San Antonio, Texas

job type: Contract

salary: $60 - 65 per hour

work hours: 8am to 5pm

education: Bachelors

Responsibilities

• Architect & Scale Frameworks: Oversee, design, review, build, and deploy advanced test automation solutions and frameworks tailored specifically for native iOS, Android, and cross-platform web ecosystems.
• Lead Troubleshooting & Triage: Lead the root-cause analysis and triage of the most complex escalated mobile and web system issues, navigating build nuances, resolving defects, and implementing continuous process improvements.
• Mentor and Guide: Act as a technical lead, guiding and mentoring other Test Automation Engineers to ensure their scripts align with modern automation frameworks and industry best practices-bridging the gap for team members transitioning between web and mobile testing.
• Strategic Collaboration: Partner directly with product management, project management, development teams, and business stakeholders to define project, product, and testing objectives.
• Maintain Standards: Write and execute robust functional test cases as needed to ensure complete, flawless device matrix and web browser coverage.

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Qualifications

• Education: Bachelor’s degree in a technical field or equivalent experience.
• Web Automation Core: Direct, hands‑on experience and mastery of Selenium WebDriver for enterprise web automation framework design.
• Mobile Experience: 4 years of pure mobile test automation experience (specifically handling cross‑platform testing across both iOS and Android ecosystems).
• Core Mobile Tooling: Expert‑level mastery of Appium (including a deep understanding of how it sits on top of Selenium and how to handle its unique mobile nuances).
• Native Frameworks: Direct, hands‑on experience with native platform testing tools, specifically XCUITest (Apple’s unit/UI test tool) and Espresso or UI Automator (for Android‑specific testing).
• Development Skills: Strong technical development experience with Java and an expert‑level understanding of Object‑Oriented programming concepts.
• Backend Capabilities: Strong expertise with SQL queries to validate backend data integrity.
• Problem Solving: Expert knowledge of the role of Test Automation and Software Quality Assurance in the development process, with the ability to independently identify technical issues, environment misconfigurations, and application defects.
• Tools & Version Control: Demonstrated experience developing functional, load, and batch test automation solutions using a distributed version‑control management system like Core GIT.

Skills

JMeter,Maven,Appium,Quality Automation,test automation,testing tools,test tool,automated testing tools,Backend,build systems,CI/CD,Cucumber,data integrity,DevOps pipelines,DevOps,GIT,Java,Jenkins,JUnit,mobile applications,Object-Oriented programming,Non-Functional Testing,SQL queries,Selenium,Selenium WebDriver,SoapUI,Software Quality Assurance,Version Control,version-control,TestNG,advanced problem-solving skills,leadership capabilities,Troubleshooting,Problem Solving,Collaboration,architecture,automation,continuous process improvements,caring,functional test,management system,Mentor,mentoring,Mobile Experience,product management,project management,quality control,root-cause analysis,Security,technical development,testing,Tooling,Triage

Equal Opportunity Employer: Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other legally protected group status.

At Randstad Digital, we welcome people of all abilities and want to ensure that our hiring and interview process meets the needs of all applicants. If you require a reasonable accommodation to make your application or interview experience a great one, please contact

Pay offered to a successful candidate will be based on several factors including the candidate’s education, work experience, work location, specific job duties, certifications, etc. In addition, Randstad Digital offers a comprehensive benefits package, including: medical, prescription, dental, vision, AD&D, and life insurance offerings, short‑term disability, and a 401K plan (all benefits are based on eligibility).

This posting is open for thirty (30) days.