Sr Engineer - Data Scientist Api Security jobs at F5 in Israel, Tel Aviv-yafo

• 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.

Position Summary

• F5 Inc. is actively seeking an exceptional Senior Site Reliability Engineer to play a pivotal role in our SRE team for the groundbreaking F5XC Product.

Primary Responsibilities

• F5xc SRE: Play the role of a hands-on SRE Engineer focused on automation and toil-reduction and participate in Ops cycles to support our product.
• Perform oncall support function on a rotation basis, providing timely resolution of issues and ensuring operational excellence in managing and maintaining distributed networking and security products
• Mentor junior team members to support their professional growth and development
• Easy-to-Use Automation: Continue to grow the infra-automation (k8s, ArgoCD, Helm Charts, Golang services, AWS, GCP, Terraform) with a focus on ease of configuration
• Environment Stability using Observability: Create and continue to evolve existing Observability (metrics & alerts) and participate in regular monitoring of infrastructure for stability.
• Collaborative Engagement: Collaborate closely with application owners and SRE team members as part of roadmap execution and continuous improvement of existing systems.
• Scale & Resilient systems: Design & deploy systems/infra which is highly available and resilient for the configured failure domains.
• Design systems using strong security principles with security by default.

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.

Knowledge, Skills and Abilities

• Hands-on programming experience in any one language python,golang + shell scripting.
• Hands-on terraform expertise.
• Strong networking fundamentals and experience dealing with different layers of the networking stack.
• SRE/Devops on Linux & Kubernetes: Demonstrate excellent, hands-on knowledge of deploying workloads and managing lifecyle on kubernetes, with practical experience on debugging issues.
• Experience in upgrading workloads for SaaS Services without downtime.
• Oncall Experience in managing everyday OPs for production environments. Experience in production alerts management and using dashboards to debug issues.
• GipOps: Experience with helmcharts/kustomizationsand gitops tools like ArgoCD/FluxCD.
• CI/CD: Experience working with/designing functional CI/CD systems.
• Cloud Infrastructure: Prior experience in deploying workloads and managing lifecycle on any cloud provider (AWS/GCP/Azure)
• Experience with Disaster Recovery and Migration is a plus

Qualifications

• Typically, requires at least 8+ years of related experience with a bachelor’s degree, 6+ year and a master’s degree, or a PhD with 4+ year of experience or equivalent experience.
• Excellent organizational agility and communication skills throughout the organization.

Environment

• Empowered Work Culture: Experience an environment that values autonomy, fostering a culture where creativity and ownership are encouraged.
• Continuous Learning: Benefit from the mentorship of experienced professionals with solid backgrounds across diverse domains, supporting your professional growth.
• Team Cohesion: Join a collaborative and supportive team where you'll feel at home from day one, contributing to a positive and inspiring workplace.

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.