Quality Assurance Engineer - Mobile Tech

Praxis Engineering
Chantilly, Loudoun County, VA


Quality Assurance Engineer

What you will be doing

  • Design, develop, and maintain automated test scripts for using Java, Selenium, Cucumber, JavaScript/TypeScript, Appium, and related tools.
  • Assist with creating and maintaining test environments in Cloud and on-premises environments.
  • Analyze and study complex system requirements to create and execute detailed test plans.
  • Maintain up-to-date test documentation and contribute to test planning and estimation.
  • Analyze and clearly document test results; communicate testing status, risks, and coverage to stakeholders.
  • Participate in continuous improvement of testing strategies, tools, and processes.
  • Validate app behavior across different OS versions, device resolutions, and hardware configurations.
  • Perform automated and manual testing for each major and minor application revision.
  • Log, track, and retest defects in collaboration with developers and product managers.
What you will need
  • Demonstrated experience developing automated tests for web applications using Selenium/Cucumber.
  • Demonstrated experience developing automated tests for mobile applications using the Appium framework.
  • Strong background in Java or another object-oriented programming language.
  • Experience with modern JavaScript based frameworks such as VueJS, AngularJS, ReactJS, etc.
  • An understanding, and preferably experience with, implementing solutions using web services in a Service Oriented Architecture, i.e., REST, XML enabled Web Services, WSDL, SOAP, etc.
  • Experience with microservices and associated technologies such as Dropwizard, Micronaut, Spring Boot, etc.
  • Experience with AWS.
  • Strong understanding of QA methodologies, lifecycle and processes.
  • Demonstrated experience with writing clean code quickly.
  • Strong problem solving and troubleshooting skills and an ability to generate creative solutions to complex problems.
  • Ability to learn new technologies as required.
  • Experience with Agile methodologies, particularly Agile Testing.
  • Experience with configuring and updating CI/CD pipelines.
  • Bachelor's in Computer Science or similar
  • Overall QA Experience: ~5-6yrs in QA engineering/test automation roles across web+mobile

Clearance : Active Secret clearance is required to be considered for this role

Salary range:
$67,449.00 - $183,332.00 (Annually)*

Req ID PRX-25-882

*The range displayed above is a likely salary range for this position. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Who are we? Praxis Engineering* was founded in 2002 and is headquartered in Annapolis Junction MD - with growing offices in Chantilly VA and Aberdeen MD.

Praxis Engineering is a consulting, product, and solutions firm dedicated to the practical application of software and system engineering technologies to solve complex problems. With over 50 contracts (Prime + SubK), Praxis brings together world class engineers with proven engineering best practices, domain expertise, commercial technologies and proven agile management approaches to create high value solutions aimed at helping our customers meet their most critical business and mission objectives.

*Praxis Engineering is a wholly owned subsidiary of .

Why Praxis? We are focused on continual learning and evolution. We don’t do things because “that’s the way we’ve always done things”; we listen to our employees and adapt to the changing marketplace. We look at the big picture and encourage our engineers to get training and certifications in emerging technologies that will help shape our customer’s mission. We've been profitable year after year. We're always on the lookout for great engineers to join the team and we recognize that our employees are the heart and soul of what we do. We focus on recruiting talented people, treating them right, and then allowing them to do what they do best. No red tape. No micromanagement. Smart people want to work with smart people, and we love people who are passionate about what they do, and finding ways to do it better.

And then there is the...

Benefits


  • Attractive total compensation package to include competitive salary and medical benefits!

  • Office perks such as free soft drinks and snacks (both healthy and not-so-healthy)

  • Praxis swag (annual gift certificate to purchase top brand Praxis apparel)

  • 401K contribution/match.

  • Paid Time Off (PTO) + 10 holidays
  • Training is a priority! Take advantage of our endless in-house training opportunities - or seek out vendor offered (paid) training opportunities like conferences, certification courses and seminars.



    • Conferences (recently attended by Praxis employees): AWS Summit, IoT World, Black Hat and DefCon.

    • Training & Certifications: Splunk, AWS, Big Data/Cloudera, VMWare, Scrum Master...the list of certifications goes on and on!

    • Praxis University: Cyber Research, Data Analytics, IoT, AWS and RedHat course offerings and hands-on training.


  • Tuition reimbursement!
  • Opportunity for career advancement - Grow with the company!
  • Employee Discounts!
  • We truly believe the right work-life balance can exist, and it's here at Praxis. Our work is extremely important, but your job is just a part of who you are. When you enjoy your life outside of our walls, you're at your best the next time you walk through our doors. We do all we can to assure that happens every day.

Praxis Engineering is an Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans.

Posted 2025-11-10

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