Senior Automated QA Engineer — Selenium & Java

Nightwing

Sterling, Virginia, USFull-timeSenior80,000 - 100,000Posted Jun 23, 2026

SeleniumJavaSQL

Best fit for

This role is best for senior QA engineers or SDETs with hands-on experience in Selenium, Java, SQL open to working from Sterling, 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.

Programming languages

Java — Dominant language for enterprise QA + Selenium/RestAssured stacks.
SQL — Data validation and back-office QA rely on solid SQL.

Job description

Nightwing is seeking an Automated Tester in Sterling, Virginia, to support various software applications. This role requires expertise in SQL queries, Selenium for automated testing, and Java development skills. The applicant must be able to conduct manual testing and work in a Linux environment. A TS/SCI with Poly clearance is mandatory. Join a dynamic team focused on delivering high-quality solutions in an evolving work environment.

Job highlights

•Role: Senior Automated QA Engineer — Selenium & Java
•Company: Nightwing
•Location: Sterling, Virginia, US
•Type: Full-time
•Experience: Senior
•Compensation: 80,000 - 100,000
•Seniority: Senior
•Posted: Jun 23, 2026

Key skills: Selenium · Java · SQL

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 →
3Warm up on SQL joins, group-bys, and window functions — most QA rounds include a data-validation query. SQL Q&A →
4Run a senior-level mock interview covering system design for test frameworks and CI strategy. AI Mock Interview →
5Run 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.Write a SQL query to find duplicates across two columns and how you'd fix them in test data.
Q4.Walk me through a bug you found that shipped anyway — how did you handle it?
Q5.How do you decide what to automate vs test manually for a new feature?

Rehearse with AI Mock Interview Full interview prep guide

Salary context

Compensation disclosed by the employer.

80,000 - 100,000

Nightwing has disclosed compensation for this senior role. Compare it against our QA salary benchmarks before you negotiate — pay varies significantly by location and stack.

See QA/SDET salary benchmarks →