Python / Robot Testing Engineer (Network L2/L3) @ : Middletown, NJ (Onsite) LOCAL CANDIDATES ONLY

Python / Robot Testing Engineer (Network L2/L3) 
Location: Middletown, NJ (Onsite)
Duration: Long Term
 
Job Summary 
We are seeking an experienced Python / Robot Testing Engineer with strong expertise in Network L2/L3 functional testing. The ideal candidate will have hands-on experience in Python automation, Robot Framework, Selenium, API testing, and CI/CD integration. Experience testing modern web applications with Shadow DOM, browser automation, and networking technologies is essential.
 

Suitable Profiles:

• Python Testing Engineer
• Robot Framework Testing Engineer
• Python Test Engineer with Network (L2/L3) Domain
• Robot Framework Test Engineer with Network (L2/L3) Domain

 
Required Skills 
Network Testing

• Strong functional testing experience in Network L2/L3 domain.

• Solid understanding of networking concepts and protocols.

Python Automation

• Strong hands-on experience with Python.

• Ability to write clean, reusable, and maintainable automation scripts and utilities.

Robot Framework

• Experience building scalable automation frameworks using Robot Framework.

• Strong knowledge of:

  • Robot Framework Browser (Playwright) Library

  • Selenium Library

  • Test reporting and execution management

Selenium Automation

• Hands-on experience with Selenium WebDriver 4.

• Experience handling:

  • Shadow DOM (getShadowRoot, JavaScript Executor)

  • Explicit and implicit waits

  • Page Object Model (POM)

Browser Testing

• Cross-browser testing experience with:

  • Chrome

  • Firefox

  • Microsoft Edge

• Experience with headless test execution.

Frontend Testing

• Testing applications with extensive Shadow DOM usage.

• Working with stable element selectors.

• Authentication and MFA testing.

• Cookies, sessions, and environment-specific configurations.

API Testing

• REST and GraphQL API testing.

• OAuth2 and JWT authentication.

• Python libraries such as:

  • requests

  • httpx

• JSON Schema validation.

• API error handling and response validation.

CI/CD

• Integration of automated tests into CI/CD pipelines.

• Experience with:

  • Jenkins

  • GitHub Actions

• Test artifact management and quality gates.

Version Control

• Git

• Branching strategies

• Pull Requests

• Code reviews

Database Validation

• Basic SQL knowledge for backend data validation.

Defect Management

• Writing clear and reproducible defect reports.

• Root cause analysis.

• Log collection and documentation of findings.

Preferred Qualifications

• Experience testing enterprise networking products.

• Exposure to Playwright-based browser automation.

• Strong analytical and troubleshooting skills.

• Excellent communication and collaboration abilities.