**Job Title: Prompt Engineer** **Role Summary:** **Prompt Engineer** to join our innovative engineering team. As a Prompt Engineer, you will design, develop, test, and optimize prompts to interact securely and effectively with **Large Language Models (LLMs)** and emerging agentic AI systems. This role is at the forefront of F5's AI development strategy, contributing directly to our AI-powered platforms by enhancing security testing, addressing adversarial challenges, and driving innovation in natural language processing. F5 is seeking a creative, analytical, and detail-oriented **Key Responsibilities:** Experiment with and implement advanced prompting methodologies, including **few-shot prompting**, **chain-of-thought prompting**, **role-playing**, and structured prompts to maximize AI interaction efficiency and effectiveness. Assist in the design and implementation of supportive tools, workflows, and processes that enhance prompt engineering capabilities. Build and maintain a comprehensive internal library of effective prompting strategies, techniques, and best practices, fostering knowledge sharing across teams.Stay informed about cutting-edge developments in LLMs, **prompt engineering strategies**, and AI security advancements, applying these learnings to improve system performance. Contribute to internal knowledge bases by documenting successful strategies, experimental results, and key insights. **Required Qualifications:** Bachelor’s degree in **Computer Science**, **Data Science**, **Linguistics**, **Cognitive Science**, **Human-Computer Interaction**, or a related field; or equivalent practical experience in prompt engineering and LLM optimization. Proven hands-on experience in **prompt design** and refinement for large language models (e.g., GPT series, Claude, Llama, etc.). Familiarity with prompt engineering techniques including **few-shot prompting**, **structured designs**, and context injection. **Problem-Solving and Communication Skills:** Excellent analytical and critical-thinking skills with meticulous attention to detail when troubleshooting complex LLM behaviors. Strong verbal and written communication skills, capable of translating technical outputs into actionable insights for diverse audiences. **Preferred Qualifications:** Demonstrable experience in applying **prompt engineering** specifically for **AI security**, **red-teaming**, or vulnerability assessment purposes. Proficiency in Familiarity with **evaluation techniques** for LLM performance and safety, such as detecting adversarial weaknesses or other failure modes. Experience working with APIs for major LLM providers. Ability to showcase creative and effective prompt engineering in a portfolio of examples. Collaborating effectively with cross-functional teams to integrate innovative prompt engineering strategies into F5’s AI platforms. Building a culture of innovation and collaboration by sharing knowledge, strategies, and new approaches with internal teams.At F5, we are driven by the mission to empower our customers with **secure and scalable solutions** in an increasingly AI-powered world. Joining our **Prompt Engineering team** means you’ll have the opportunity to: Gain access to resources, mentorship, and opportunities to advance your knowledge and career in AI, LLMs, and NLP. 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.**Remote**: Primarily work from designated home location but can come into an F5 office to work or travel to an offsite location as needed.
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