SDET / QA Automation Engineer

eSolutionsFirst, LLC

Vienna, Virginia, USContractMidPosted Jul 3, 2026

SeleniumPlaywrightJenkinsJavaPythonAzureCI/CD

Best fit for

This role is best for mid-level QA engineers with hands-on experience in Selenium, Playwright, Jenkins, Azure open to working from Vienna, Virginia, US.

Skills you need for this role

Detected from the job title, description, and tags.

Automation skills

Selenium — Still the most-asked browser automation framework in QA interviews and legacy suites.
Playwright — Modern cross-browser automation with auto-waits — increasingly the default at product companies.

CI/CD and DevOps

Jenkins — Legacy CI still widely deployed — expect pipeline-as-code questions.
Azure — Common in enterprise / Microsoft-shop QA roles.

Programming languages

Java — Dominant language for enterprise QA + Selenium/RestAssured stacks.
Python — Popular for API testing, data validation, and Playwright/Pytest suites.
C# / .NET — Common in enterprise + SpecFlow-based QA stacks.

Domain & process

Agile / Scrum — You'll be expected to describe how you fit QA into short iterations.
Test management (Jira / Zephyr / TestRail) — Process fluency — writing test cases, tracing coverage, and reporting defects.
AI in testing — Employers increasingly ask how you use AI copilots to speed up QA work.

Job description

SDET (Software Development Engineer in Test)/ Automation Engineer 12 Months contract – Extension Location: Vienna, VA 22182 Interview Type: MS Teams - Video Mandatory | In Person Job description: Note : SDET/Automation Engineer role – We are looking for strong Automation Engineers with hands-on experience in Selenium or Playwright. We are open to candidates with either Java or .NET expertise. The candidates must have experience using AI Assistant tools.

We are looking for an Application Automation Tester with experience in automation testing using Java, .NET, or Python. The candidate should be familiar with Selenium or Playwright and have basic knowledge of AI-based automation tools. Responsibilities
Develop and maintain automated test scripts
Perform functional, regression, and smoke testing
Work with developers and QA teams to identify defects
Execute test cases and report issues
Improve test coverage and automation efficiency Required Skills
Experience in automation testing
Knowledge of Java, .NET, or Python
Hands-on experience with Selenium or Playwright
Understanding of software testing concepts
Familiarity with AI automation/testing tools is a plus
Basic knowledge of API testing and Git Preferred
Experience with Agile/Scrum
Knowledge of CI/CD tools like Jenkins or Azure DevOps
Good communication and problem-solving skills

Job highlights

•Role: SDET / QA Automation Engineer
•Company: eSolutionsFirst, LLC
•Location: Vienna, Virginia, US
•Type: Contract
•Experience: Mid
•Seniority: Mid
•Posted: Jul 3, 2026

Key skills: Selenium · Playwright · Jenkins · Java · Python · Azure · CI/CD

How to prepare for this interview

A 5-step prep plan tailored to this job's stack.

1Revise Selenium deeply — locator strategy, waits, parallelisation, and how you'd structure the framework from scratch. Selenium interview Q&A →
2Read through the general QA/SDET interview prep guide to refresh core testing concepts. Job Interview Prep →
3Do at least one AI mock interview end-to-end so you're comfortable narrating your answers under time. AI Mock Interview →
4Run your CV through the ATS review so it clears keyword filters for this role before you apply. Resume ATS Review →

Likely interview questions for this role

Tuned to the stack we detected on this job.

Q1.Explain the Page Object Model and how you'd structure it in Selenium.
Q2.How do you handle dynamic waits without using Thread.sleep in Selenium?
Q3.How does Playwright's auto-waiting differ from Selenium's explicit waits?
Q4.Walk through how you'd parallelise Playwright tests in CI with sharding.
Q5.Where do you use AI in your day-to-day QA workflow, and where do you avoid it?

Rehearse with AI Mock Interview Full interview prep guide

Salary context

Compensation not disclosed.

eSolutionsFirst, LLC hasn't disclosed a salary range for this mid-level role. Check our QA/SDET salary benchmarks to anchor your ask for Vienna, Virginia, US.

See QA/SDET salary benchmarks →