Senior SDET: Build Automated QA for Critical Web Apps

Eccalon, LLC; Hanover (MD); On-site; USD 120,000 - 150,000; Full time

Job summary

Eccalon, LLC is seeking a Senior SDET / QA Automation Engineer to design and own automated testing for web apps and backend services in DoD, Intelligence, and enterprise programs.

You will build robust test frameworks, integrate quality gates into CI/CD pipelines, and ensure reliability in regulated, compliance-driven environments. This hands-on role collaborates with software engineers, DevOps, and product teams to shift quality left.

Qualifications

• Bachelor's degree in CS, Engineering, or related field, or equivalent practical experience.
• 5+ years of experience in SDET, QA automation, or related discipline.
• Hands-on proficiency with Playwright and/or Cypress for end-to-end UI automation.
• Strong API testing skills using Postman and/or REST Assured.
• Experience integrating test automation into CI/CD pipelines (GitLab CI/CD, Jenkins).
• Familiarity with AWS services and Azure GCC High for testing.
• Experience testing authentication flows (OAuth2, SAML, OIDC, MFA).
• Strong understanding of HTTP, REST, JSON, and web app architecture.
• Ability to work independently and communicate quality risk clearly.

Responsibilities

• Design, build, and maintain end-to-end UI automation frameworks across multiple web applications.
• Develop and maintain API and backend test suites using Postman and REST Assured; validate auth flows and data integrity.
• Build reusable test utilities and data factories to reduce setup overhead and improve reliability.
• Integrate automated tests into CI/CD pipelines to enforce quality gates on PRs and deployments.
• Define and track test coverage, pass rates, and flakiness trends; report quality signals to leadership.
• Collaborate with backend engineers to identify testability gaps and improve interface contracts.
• Mentor engineers on test best practices and tooling selection.
• Maintain test documentation and traceability for audits and regulatory compliance.

Skills

SDET experience

UI test automation

Playwright

Cypress

Postman

REST Assured

CI/CD pipelines

GitLab CI/CD

AWS testing

OAuth2/SAML/OIDC/MFA

Education

Bachelor's degree in Computer Science, Engineering, or related field

Tools

GitLab

Postman

REST Assured

Playwright

Cypress

Jenkins

Newman

AWS (Cognito, RDS, DynamoDB)

Azure GCC High

Job description

Eccalon, LLC is seeking a Senior SDET / QA Automation Engineer to design and own automated testing for web apps and backend services in DoD, Intelligence, and enterprise programs.

You will build robust test frameworks, integrate quality gates into CI/CD pipelines, and ensure reliability in regulated, compliance-driven environments. This hands-on role collaborates with software engineers, DevOps, and product teams to shift quality left.