Senior QA Automation Engineer — Remote

Nucleus Security; United States; Remote; USD 120,000 - 150,000; Full time

Benefits offered by this job

Fully remote

Flexible PTO

401k match

Healthcare coverage

Job summary

Nucleus Security is seeking a QA Automation Engineer to ensure the quality, reliability, and performance of our applications through a mix of manual and automated testing across front-end and back-end systems.

The ideal candidate is passionate about software quality, collaborates well, and strives to improve testing processes, tools, and automation coverage. Fully remote with strong benefits and growth opportunities.

Qualifications

• 8+ years in software quality assurance or similar.
• Strong programming skills in Java with maintainable test code.
• Hands-on experience with Selenium WebDriver and Playwright.
• Experience designing/refactoring automation frameworks beyond individual tests.
• Solid API testing experience and SQL skills.
• Familiarity with CI/CD tooling and version control.

Responsibilities

• Ensure the quality and reliability of assigned products across the full stack — UI, APIs, and data — defining test approach and risk coverage with the QA Manager, and leveraging AI tools to improve coverage and efficiency
• Build, extend, and improve scalable automation frameworks in Selenium and Playwright that the team relies on, reducing manual testing effort and increasing confidence in every release
• Act as a quality advocate within the team — reviewing test code, sharing testing practices with peers, and raising design concerns early enough to prevent defects rather than catch them

Skills

QA Experience

Test Automation

Java

Selenium

Playwright

API Testing

SQL

CI/CD

Debugging

Tools

Selenium WebDriver

Playwright

Job description

Nucleus Security is seeking a QA Automation Engineer to ensure the quality, reliability, and performance of our applications through a mix of manual and automated testing across front-end and back-end systems.

The ideal candidate is passionate about software quality, collaborates well, and strives to improve testing processes, tools, and automation coverage. Fully remote with strong benefits and growth opportunities.