Senior ML Engineer, AI Security

Check Point Software Technologies Ltd.; Zürich; Hybrid; CHF 120,000 - 190,000; Full time

Job summary

Check Point Software Technologies Ltd. is a leading cybersecurity company recognized for innovation and impact. We seek a seasoned ML engineer to extend detectors, improve multilingual capabilities, and advance data generation for secure AI systems.

Join a mission-driven team focused on building robust, production-grade ML models that scale across diverse data modalities while maintaining high reliability and safety standards.

Qualifications

• You have at least 4 years of experience shipping ML models to production.
• Experience in unstructured data spaces such as NLP and vision.
• Experience working on end-to-end development of ML models.
• Experience handling the long tail of data distribution.
• Aspire to define the future of secure AI in a mission-driven company.

Responsibilities

• Extend the scope of one of our detectors to support multiple languages without dropping performance on already supported languages.
• Increase the scope where our defenses perform by 100x (e.g., multi-lingual data, code).
• Extend modeling and data generation to enable passing additional context to our prompt injection detectors, such as the LLM output and behavioral metadata.
• Red team our model to understand the most pressing vulnerabilities of our detectors and prioritize data collection and generation.

Skills

Production ML

NLP

Vision

End-to-end ML

Data distribution

Job description

As the world’s leading vendor of Cyber Security, facing the most sophisticated threats and attacks, we’ve assembled a global team of the most driven, creative, and innovative people. At Check Point, our employees are redefining the security landscape by meeting our customers’ real-time needs and providing our cutting-edge technologies and services to an ever-growing customer base.

Check Point Software Technologies has been honored by Time Magazine as one of the World’s Best Companies for 2024 and Newsweek’s 2025 list of Americas Best Cybersecurity Companies. We've also earned a spot on the Forbes list of the World’s Best Places to Work for five consecutive years (2020-2024) and recognized as one of the World’s Top Female-Friendly Companies. If you're passionate about making the world a safer place and want to be part of an award-winning company culture, we invite you to join us.

Key Responsibilities

Extend the scope of one of our detectors to support multiple languages without dropping performance on already supported languages.

Increase the scope where our defenses perform by 100x (e.g., multi-lingual data, code, etc).

Extend modeling and data generation to enable passing additional context to our prompt injection detectors, such as the LLM output and behavioral metadata.

Red team our model to understand the most pressing vulnerabilities of our detectors and prioritize the data collection and generation required to fix them.

Qualifications

What you’ll bring

You have at least 4 years of experience shipping machine learning models to production, ideally in environments where reliability and quality are key (e.g., autonomous driving, industrial applications, healthcare).

Most of your experience productionizing ML models has been in unstructured data spaces such as NLP and vision.

You have had experience working on end-to-end development of ML models.

You have experience working on the “long tail” of data distribution, bringing models from prototypes to real-world systems.

You aspire to play a pivotal role in defining the future of secure AI within a mission-driven company with ambitious goals.

Our Equal Employment Opportunity Statement

Check Point Software Technologies is an equal opportunity employer and we strive for diversity in our workplace. All qualified applicants will receive consideration for employment opportunities without regard to religion, race, color, sex, marital or veteran statuses, age, national origin, ancestry, physical or mental disability, medical condition, sexual orientation, gender identity or expression, genetic information, or any other characteristics protected by the laws or regulations of any jurisdiction in which we operate.