Senior Software Test Engineer — On-Site AI/API Focus

Two-Six-Technologies; Washington (District of Columbia); On-site; USD 110,000 - 155,000; Full time

Job summary

Two Six Technologies in Arlington, VA is seeking a Senior Software Test Engineer to design and execute comprehensive manual functional and user-acceptance tests, and to help scale automated testing frameworks across web applications, distributed architectures, and data streams.

You will collaborate with engineering and field teams to establish testing processes, validate complex features, and ensure mission readiness by tracing data flows across networks and aligning test life cycles with

Qualifications

• 5+ years of software testing experience, including web automation tools such as Selenium, Playwright, or Cypress.
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Responsibilities

• Perform software product testing via website interactions and tooling to investigate possible causes of problems.
• <br>Develop functional, end-to-end, regression, and performance tests in manual environments.
• <br>Evaluate how complex web apps, distributed architectures, and data streams function together as a unified ecosystem.
• <br>Assist in scaling automated testing frameworks to support ongoing testing efforts.
• <br>Contribute to testing strategies for AI-assisted code development and data integrity.
• <br>Detect, document, and track defects and feature requests.
• <br>Collaborate with developers to reproduce and resolve issues.
• <br>Help plan Testing-Team processes aligned with program timelines.

Skills

Web testing

API testing

Networking concepts

UNIX/Linux

SQL/Databases

AI-assisted coding awareness

Documentation

Education

Bachelor’s degree in a relevant field

Tools

Selenium

Playwright

Cypress

Docker

AWS

Job description

Two Six Technologies in Arlington, VA is seeking a Senior Software Test Engineer to design and execute comprehensive manual functional and user-acceptance tests, and to help scale automated testing frameworks across web applications, distributed architectures, and data streams.

You will collaborate with engineering and field teams to establish testing processes, validate complex features, and ensure mission readiness by tracing data flows across networks and aligning test life cycles with