Engineer II, Software

Job description

At F5, we strive to bring a better digital world to life. Our teams empower organizations across the globe to create, secure, and run applications that enhance how we experience our evolving digital world. We are passionate about cybersecurity, from protecting consumers from fraud to enabling companies to focus on innovation. 
 

Everything we do centers around people. That means we obsess over how to make the lives of our customers, and their customers, better. And it means we prioritize a diverse F5 community where each individual can thrive.

"Test Automation Engineer – Shape the Future of AI-Driven Quality"

Primary Responsibilities

• Design, implement, and improve quality for major product components using engineering best practices and team quality standards.
• Own quality in end-to-end customer context for your feature areas.
• Collaborate with Agile teams, architects, and product owners to solve quality challenges and deliver robust test solutions.
• Develop and execute automated and manual test cases to maximize platform and feature coverage.
• Define test strategy and test plans for complex platform capabilities.
• Build and evolve automation frameworks for scalable, parallel test execution across multiple platforms.
• Leverage AI/LLM tools to accelerate: 
• test case generation and maintenance
• scenario expansion and edge-case discovery
• test data creation
• defect triage and failure summarization
• Experiment with AI-agent workflows for autonomous/semi-autonomous test orchestration, regression analysis, and quality reporting
• Validate and harden AI-generated test artifacts through human review, reproducibility checks, and quality gates.
• Execute testing across prototype and release phases; perform root-cause analysis on failures.
• Drive high-quality bug reporting and lifecycle ownership from discovery to closure.
• Contribute to continuous improvement of test lifecycle: planning, design, implementation, execution, analysis, and reporting.

Knowledge, Skills, and Abilities

• 3+ years of experience in software/system testing.
• 3+ years of Python-based test automation experience.
• Strong Python scripting and OOP fundamentals.
• Experience designing and operating complex automation frameworks with parallel/distributed execution.
• Practical interest or experience in applying AI/LLMs to testing workflows.
• Curiosity and willingness to learn, experiment, and adapt to rapidly evolving AI tooling.
• Strong understanding of Linux OS internals and filesystems.
• Knowledge of HA/failover and hardware clustering concepts.
• Knowledge of container technologies (Docker, Kubernetes).
• Experience in Agile delivery models.
• CI/CD exposure preferred (especially Git-based pipelines).
• Strong networking fundamentals across layers (L1–L7: routing, switching, transport, application).
• Low-level platform hardware testing/debugging exposure is a plus.
• Strong analytical, creative problem-solving, and debugging skills.
• Excellent written and verbal communication skills.

Nice-to-Have (AI Focus)

• Experience with prompt design, LLM evaluation, or AI-assisted developer tools.
• Familiarity with building guardrails/validation for AI-generated outputs.
• Exposure to agentic frameworks for multi-step automation workflows.
• Experience measuring AI impact using quality/productivity metrics (coverage gain, triage time reduction, defect detection lift).

The Job Description is intended to be a general representation of the responsibilities and requirements of the job. However, the description may not be all-inclusive, and responsibilities and requirements are subject to change.

Please note that F5 only contacts candidates through F5 email address (ending with @f5.com) or auto email notification from Workday (ending with f5.com or @myworkday.com).

Equal Employment Opportunity

It is the policy of F5 to provide equal employment opportunities to all employees and employment applicants without regard to unlawful considerations of race, religion, color, national origin, sex, sexual orientation, gender identity or expression, age, sensory, physical, or mental disability, marital status, veteran or military status, genetic information, or any other classification protected by applicable local, state, or federal laws. This policy applies to all aspects of employment, including, but not limited to, hiring, job assignment, compensation, promotion, benefits, training, discipline, and termination.  F5 offers a variety of reasonable accommodations for candidates. Requesting an accommodation is completely voluntary. F5 will assess the need for accommodations in the application process separately from those that may be needed to perform the job. Request by contacting accommodations@f5.com.