Principal Product Manager Api Security jobs at F5 in Israel, Tel Aviv-yafo

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.

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.

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.

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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.. 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 .

• Lead, mentor, and grow a team of expert security researchers.
• Provide technical guidance and review in areas such as web exploitation, WAF evasion, and threat intelligence.
• Oversee research into web frameworks, application servers, and modern attack vectors.
• Manage the development and continuous refinement of attack signatures to defend against evolving threats.
• Drive initiatives around Honeynet deployments, threat intelligence collection, and automated analysis tools.
• Coordinate vulnerability replication and PoC development for both internal testing and product validation.
• Build and maintain team infrastructure, tooling, and research pipelines.
• Promote collaboration between research and development teams to enhance product defenses.
• Represent the research team in strategic discussions, roadmap planning, and leadership forums.
• Contribute to thought leadership via blogs, reports, and security conference presentations.

• At least 6 years of experience in web application security, with hands-on research or red-teaming background.
• Proven experience managing or leading a technical security team, with strong interpersonal and mentoring skills.
• Deep understanding of networking, HTTP protocol, web servers, and web application internals.
• Extensive experience analyzing and reproducing web application vulnerabilities.
• Practical knowledge of WAF evasion techniques and detection logic.
• Expertise in creating and analyzing attack signatures (e.g., regex, SNORT-style rules).
• Strong coding/scripting skills in Python, including building research and automation tools.
• Familiarity with threat intelligence techniques and sources (e.g., forums, CVEs, blogs, honeynets).
• Experience with security efficacy testing across WAFs, API protections, and other security products.
• Advantage: background in malware analysis or malicious script behavior.
• Advantage: knowledge of both front-end and back-end web development.

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.

Primary Responsibilities:

• Own the full lifecycle of security detection features, including data research, design, development, testing, and deployment of threat detection systems.
• Build and optimize algorithms to detect API-specific attacks (e.g., OWASP API Top 10) based on behavioral analysis, anomaly detection, and large-scale data analysis.
• Perform extensive data research to identify new attack patterns, vulnerabilities, or anomalies and translate findings into actionable, automated detection logic.
• Collaborate with global engineering, product management, and SRE teams to develop scalable and secure solutions for detecting and responding to API threats.
• Maintain data pipelines, models, and algorithms in containerized architectures updated with the latest packages and aligned with SRE guidelines.
• Troubleshoot data-driven issues in complex, multi-service architectures and collaborate across teams to resolve them.

Job Requirements:

• Data Science Expertise : Strong knowledge of data science techniques applied to security, such as hh, and statistical analysis.
• Programming Proficiency : Expertise in at least two programming languages (e.g., Python, Go, Scala, Rust), with advanced skills in Python preferred for data science tasks.
• Data Analysis and Research : Experience with large-scale datasets, developing detection algorithms, and translating insights into productized solutions.
• SaaS and Cloud Environments : Proficient in building secure SaaS applications, containerized environments (Docker/Kubernetes), and managing CI/CD pipelines.
• Collaboration and Communication : Strong interpersonal and analytical skills to collaborate with cross-functional teams and explain technical findings clearly.

Significant Advantage:

• API Security Expertise : Strong knowledge of the API Security domain, threat detection techniques, and experience in data research. (strong advantage)
• Data Technologies : Spark Databases, Databricks, Kafka, SQL, Pandas Dataframes, etc.

Qualifications:

• Minimum of 6 years of experience combining software engineering and data science work, with expertise in API Security and the development of detection systems.
• Bachelor’s degree in Computer Science, Data Science, Software Engineering, or a related field, or equivalent professional experience.

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.

Primary Responsibilities:

• Own the full lifecycle of security features for the API Security product, including design, research, development, testing, and deployment.
• Develop detection algorithms and systems for identifying API-specific attacks (OWASP API Top 10) using large-scale data analysis.
• Collaborate with multiple global teams, including product management, SRE, and other engineering teams, to refine requirements and deliver high-quality solutions.
• Maintain services updated with the latest Docker images, packages, and security best practices, aligned with SRE guidelines.
• Troubleshoot issues in complex, multi-service architectures and collaborate across global teams to resolve them.

Job Requirements:

• End-to-End Ownership : Demonstrated ability to deliver complex features from conception to deployment and ongoing improvement with minimal supervision.
• Programming Proficiency : Expert in at least two programming languages (e.g., Python, Go, Rust, Kotlin, or C), with a preference for Python and Go.
• Data-Driven Design : Hands-on experience analyzing large datasets and building algorithms for anomaly detection and attack prevention.
• SaaS and Cloud Environments : Proficient with containerized environments (Docker, Kubernetes), CI/CD pipelines, and modern SaaS application architectures.
• Collaboration and Communication : Strong interpersonal and problem-solving skills, with experience working with cross-functional teams to deliver impactful results.

Significant Advantage:

• API Security Expertise : Strong knowledge of the API Security domain, threat detection techniques, and experience in data research. (strong advantage)
• Data Technologies : Spark Databases, Databricks, Kafka, SQL, Pandas Dataframes, etc.

Qualifications:

• Minimum of 8 years of experience in software engineering, preferably with proven expertise in API Security and end-to-end system delivery.
• Bachelor's degree in Computer Science, Software Engineering, or related field, or equivalent professional experience.

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.

Primary Responsibilities:

• Own the full lifecycle of security features for the API Security product, including design, research, development, testing, and deployment.
• Develop detection algorithms and systems for identifying API-specific attacks.
• Collaborate with multiple global teams, including product management, SRE, and other engineering teams, to refine requirements and deliver high-quality solutions.
• Maintain services updated with the latest Docker images, packages, and security best practices, aligned with SRE guidelines.
• Troubleshoot issues in complex, multi-service architectures and collaborate across global teams to resolve them.

Job Requirements:

• End-to-End Ownership : Demonstrated ability to deliver complex features from conception to deployment and ongoing improvement with minimal supervision.
• Programming Proficiency : Expert in at least two programming languages (e.g., Python, Go, Rust, Kotlin, or C), with a preference for Kotlin and Go.
• SaaS and Cloud Environments : Proficient with containerized environments (Docker, Kubernetes), CI/CD pipelines, and modern SaaS application architectures.
• Collaboration and Communication : Strong interpersonal and problem-solving skills, with experience working with cross-functional teams to deliver impactful results.

Significant Advantage:

• API Security Expertise : Strong knowledge of the API Security domain, threat detection techniques, and experience in data research. (strong advantage)
• Data Technologies : Spark Databases, Databricks, Kafka, SQL, Pandas Dataframes, etc.

Qualifications:

• Minimum of 9 years of experience in software engineering, preferably with proven expertise in API Security and end-to-end system delivery.
• Bachelor's degree in Computer Science, Software Engineering, or related field, or equivalent professional experience.

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.