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Who We Are At Cross River, we're building the financial infrastructure that powers global innovation. With our cutting-edge suite of embedded payments, cards, and lending solutions, we enable millions of businesses and consumers to transact seamlessly and securely.?With 900+ employees worldwide and an R&D center of over 160 employees in Jerusalem - we’re reshaping how financial technology is developed and delivered. segmentation and optimization tools.

The Role:
As a Data Scientist you’ll play an essential role in driving data-informed decisions that strengthen our AML/CFT compliance and empower business leaders with actionable insights. By transforming complex data into clear, compelling analysis, this role enables quick understanding of results and supports strategic recommendations that directly influence compliance outcomes and operational success. You’ll collaborate with cross-functional partners to deliver a comprehensive view of risk, monitor the impact of implemented strategies, and make critical adjustments as needed. From designing and refining transaction monitoring scenarios to producing high-quality dashboards and reports, your work will guide ongoing optimization efforts.

Who You Are:

* Curious and analytical – You love digging into data, asking the right questions, and uncovering insights that others might miss.
* Clear communicator – You can explain complex findings in a way that’s easy to understand, whether it’s to compliance officers or business partners.
* Collaborative mindset – You enjoy working across teams and believe that the best solutions come from bringing different perspectives together.
* Mission-driven and detail-oriented – You care deeply about making a real-world impact and bringing focus and precision to everything you do.

What You’ll Actually Be Doing:

* Present data and analysis in a clear and concise manner allowing the audience to quickly understand the results and recommendations so they can make informed data-driven decisions.
* Collaborate with various partners to provide a holistic view of the analysis. Measure and monitor results of applied recommendations and present adjustments.
* Develop scenarios involving tuning, calibration, segmentation, and optimization.
* Provide routine and ad hoc reporting tied to AML/CFT compliance.
* Develop insightful and compelling summary reporting and dashboards for management and business line partners.
* Support the development of policies and procedures for AML transaction monitoring life cycle, including reviews of scenario validation, segmentation and optimization tools.

Why You’ll Love Working Here:

* Flexible hybrid work model: three days a week at our Jerusalem office
* Monthly wellness reimbursement – from therapy to gel manicure, it's up to you
* Full Keren Hishtalmut, private health and dental insurance
* Volunteer days, donation matching, Yoga and Pilates
* A supportive, collaborative culture that puts our people first

Next Step:
Hit apply. You bring the talent; we’ll bring the challenge (and the snacks!)

As a Staff Product Security Engineer on the SSDL team, you will collaborate with developers and software architects on highly technical solutions and help the organisation build secure and resilient software. You will be threat modelling software products and services to identify potential risks and participate in architectural reviews of products in development.

A key part of this position is to ensure the continued success of a large and growing security champions program. You will help mentor security champions and assist them in secure software design. As a Staff Product Security Engineer, you will help security champions be successful.

What you get to do in this role:
Work on a wide range of technologies.
Work on complex architectural and technical challenges.
Participate in threat modelling activities.
Mentor and collaborate with development teams to adopt secure coding practices.
Work on strategic and highly visible security activities across the organisation.
Be an advocate for security and participate in a security champions program.

Job Description:
The Role:
As the Senior Staff Architect for the AI Security team, you will own the architecture that safeguards our GenAI initiatives. Partnering closely with security researchers, AI specialists, and software engineers, you will turn cutting-edge research into robust, production-ready solutions. Youll also be the key liaison between AI Security and the wider Product and Infrastructure architecture communitieskeeping them informed of our roadmap and ensuring our team is aware of broader company initiatives and how to integrate with them. Reporting directly to the Director of AI Security, you will lead engineering execution while championing secure, scalable design.

What youll do:
Design and build clean, reusable, and scalable systems that secure LLMs, generative AI, and other advanced ML technologies.
Translate research into reality by collaborating daily with security researchers and AI experts, guiding engineers to implement their vision.
Interface with Product & Platform Architects to embed security by design into new features and existing workflows, and to align roadmaps in both directions.
Shape new products and features while continuously improving our existing tool suite.
Set engineering best practices (code reviews, testing, CI/CD) and drive technical excellence.
Mentor and lead engineers, fostering knowledge sharing and professional growth across the team.

Our technology has no boundaries! we are building the worlds most groundbreaking and innovative accelerated compute platforms for the world to use. Its because of our work that scientists, researchers and engineers can advance their ideas. We pioneered a supercharged form of computing loved by the fastest paced computer users in the world - scientists, designers, artists, and gamers. Our End to End networking architecture group is looking for a motivated network performance modeling architect to develop a network simulator with the purpose of analyzing and improving the performance of AI and High-Performance Computing workloads. You will solve complex problems and develop innovative software and hardware solutions using the network simulator.
What you'll be doing:
Analyze and model the communication patterns of key applications.
Develop simulation components to evaluate and analyze micro-architecture and architectural solutions.
Explore innovative ideas to improve our systems performance.

What you get to do in this role:  
Maintain existing automation test frameworks.
Collect and report quality metrics from test execution.
Work with developers to design specific testing strategies for features being developed and automate them.
Create comprehensive test plans; execute and automate them.
Support engineering organizations in troubleshooting or addressing issues with applications and dev/test environments.

This role requires a blend of deep research, secure systems design, and hands-on prototyping. You will pioneer new approaches to secure the AI development lifecycle, create systems that govern how agents interact safely with tools and APIs, and build solutions that bake security into the fabric of our agentic platforms. Your work will be crucial in shaping our long-term AI security roadmap and establishing new industry standards.

What youll do:
Design and build defenses that secure our Agentic AI ecosystem, our LLMs, and our cutting edge AI models.
Proactively identify and mitigate risks in this emerging domain by creating foundational security solutions.
Focus on developing scalable, secure-by-design frameworks that empower developers to build trustworthy applications.
Continuously drive and implement cutting-edge research and standards in agentic identity, authorization, and permissioning while converting those insights into production-grade controls and services deployed across the platform.

Our networking insights architecture group is looking for a motivated switch performance modeling architect to develop a cycle accurate network simulator with the purpose of analyzing and improving switch performance, used in AI and High-Performance Computing workloads. You will solve complex problems and develop innovative software and hardware solutions using a simulation tool, and be instrumental in determining the architecture of our next generation networking solutions.
What you'll be doing:
Develop cycle-level simulation components to evaluate and analyze micro-architecture and architectural solutions.
Focus on nvlink and spectrum switch hardware modeling, for better performance and optimizations
Analyze and model the communication patterns of key applications.
Explore innovative ideas to improve our systems performance.

Working as a bridge between Data Science and Engineering, you will collaborate across various teams, supporting both data science and engineering as well as liaising with architecture and product management to help shape the Impact AI roadmap and accelerate our value to our customers.

Job Description
What you get to do in this role:  

Data Extraction and Pre-processing: Normalizing and pre-processing data, creating datasets, organizing outcomes, documenting data-quality checks.

Model Evaluation, Implementation & Maintenance: Evaluating, selecting, and implementing models locally, setting up automated drift / performance monitoring in production.

Solution Design: Contribute to solution diagrams.

Education and Training: Educating engineers on data and model management best practices through individual and team sessions.

Presentation and Documentation: Preparing and presenting explanatory documents and presentations to PMs and relevant internal customers .

Production Deployment of Models: Bringing Python models to production, paying attention to non-functional requirements such as predictive accuracy, robustness, security, performance, and storage.

we are looking for a Senior Software Engineer to join the company DOCA SDK Verification team. The company DOCA SDK enables developers to rapidly create applications and services on top of our company BlueField data processing units (DPUs), leveraging industry-standard APIs. With DOCA, developers can deliver breakthrough networking, security, and storage performance by harnessing the power of our company's DPUs.
What you'll be doing:
Develop verification infrastructure in Python, tackling complex technical challenges, to ensure the robustness and correctness of DOCA Services
Engage in the full software development lifecycle of verification components, from design to implementation, and deployment
Write tests for verifying the functionality and performance of the DOCA platform
Debug and analyze complex system-level issues to identify root causes and ensure timely resolution.

As a Senior Software Engineer within the AI Security team, you'll play a critical role in developing specialised tools and services to secure our cutting-edge Agentic AI solutions. Youll collaborate closely with architects, researchers, and security experts to translate security research into robust, production-ready software systems focused on safeguarding AI initiatives.

What Youll Do:
Develop, maintain, and optimise high-quality backend software systems and APIs, specifically designed for Agentic AI security and safety.
Translate advanced security research findings into scalable software tools, services, and guardrails for securing AI models.
Collaborate with AI security researchers and architects to implement practical solutions for identifying and mitigating vulnerabilities unique to Agentic AI systems.
Contribute to engineering best practices (code reviews, unit testing, CI/CD pipelines) and ensure technical excellence across the development lifecycle.
Take ownership of significant features and services from conceptualization through deployment, continuously improving existing solutions.
Build and deploy data pipelines and ML model training pipelines.

We are looking for a senior Mechanical Engineer to join our mechanical engineering department as a key player in the development of next generation Network products. This key position includes leading the product and fixtures design, close interaction with HW, PMC (Product management & configuration), NPI, Thermal, Layout, Quality and Supply chain groups.
our company Networking division is a leading supplier of innovative end-to-end InfiniBand and Ethernet connectivity solutions and services for servers and storage. We offer market-leading solutions that include adapter cards, switches, cables, and software to support networking technologies. Our products optimize data center performance and deliver industry-leading bandwidth and scalability. In addition, we serve a wide range of sectors including high performance computing, enterprise, data centers, cloud computing and Web 2.0. We are constantly reinventing ourselves to stay ahead of the market and bring groundbreaking products and services to the industry. Our product line is focused on delivering the most optimized Ethernet solutions for industries like Media and Entertainment as well as any other industry that can benefit from our DataStream and TCP/IP acceleration.
What you will be doing:
Drive multiple early design concepts while working in fast-paced product development cycles.
Independently lead product design from concept, through detailed design, and support it during Qualification, NPI and MP stages.
Join and lead task forces to investigate and support production excursions, failure analysis and reliability issues.
Collaborate in research of groundbreaking technologies, materials, and processes with other groups to bring in creative ideas that solve ever growing needs.

As our Senior Staff Product Security AI Lead Researcher, you will spearhead research and development efforts focused on advanced guardrails for securing our Generative AI (GenAI) and agentic AI systems. You will lead AI and data science initiatives to pioneer methods for assessing and improving the security and safety of our AI models. Collaborating closely with the engineering team, specialised security researchers, and other AI specialists, you will translate cutting-edge research into actionable security solutions that significantly enhance the integrity of our AI offerings.

What Youll Do:
Lead innovative AI security and safety research, particularly around developing and refining guardrails for GenAI and agentic AI.
Design, implement, and oversee comprehensive testing protocols and evaluations to ensure AI model security and robustness.
Work collaboratively with engineering teams and specialized security researchers to integrate security best practices into the AI development lifecycle.
Provide expert insights on emerging threats and vulnerabilities unique to AI systems and propose effective mitigation strategies.
Communicate research outcomes clearly, influencing technical and strategic decisions throughout the organization.
Actively contribute to thought leadership in the AI security domain, participating in internal and external presentations, research publications, and standards development.

We are looking for a Mechanical Engineer to join our mechanical engineering department as a key player in the development of solutions for our next generation Network Switches! This key position includes product ownership focusing on liquid cooled products and includes close interaction with HW, Thermal, Layout, PMC (Product management & configuration), NPI, Quality and Supply chain groups.
our company Networking division is a leading supplier of innovative end-to-end network connectivity solutions and services for servers and storage. We offer market-leading solutions that include adapter cards, switches, cables, and software to support networking technologies. Our products optimize data center performance and deliver industry-leading bandwidth and scalability. In addition, we serve a wide range of sectors including high performance computing, enterprise, data centers, cloud computing and Web 2.0. We are constantly reinventing ourselves to stay ahead of the market and bring groundbreaking products and services to the industry. Our product line is focused on delivering the most optimized network solutions for industries like Media and Entertainment as well as any other industry that can benefit from our DataStream and TCP/IP acceleration.
What youll be doing:
Designing the mechanical aspects of cooling solutions for the next generation of our company switches, as part of a multi disciplined design process including power, thermal, and environmental requirements
Proposing multiple early design concepts while working in fast-paced product development cycles
Independently working on product design from concept, design for manufacturing, detailed design and initial bring up. Additionally, providing support through Qualification, NPI, Mass production and field installation stages
Supporting task forces to investigate and support production excursions, failure analysis and reliability issues
Collaborating in research of ground-breaking technologies, materials, and processes with other groups to bring in creative ideas that tackle ever growing needs both in power and density.

we are looking for a program manager with technical skills for HW R&D organization, responsible for programs and project on various Network products. The PM will drive execution and scheduling of HW projects while aligning with corporate priorities and constraints. we are a leading supplier of innovative end-to-end InfiniBand and Ethernet connectivity solutions and services for servers and storage. We offer best-in-class solutions that include adapter cards, switches, cables, and software to support networking technologies. Our products optimize data center performance and deliver industry-leading bandwidth and scalability. In addition, we serve a wide range of markets including high-performance computing, enterprise, data centers, cloud computing, big data and Web 2.0. We are constantly reinventing ourselves to stay ahead of the market and bring groundbreaking products and services to the industry. Our product line is focusing on delivering the most optimized Ethernet solutions for industries like Media and Entertainment as well as any other industry that can benefit from our Datastream and TCP/IP acceleration.
What you'll be doing:
Responsibility to coordinate between all project stakeholders such as marketing, engineering teams, operations etc. from initial requirements definition through delivery.
Work with project managers and engineers to ensure consistency with company strategy, commitments, and goals.
Responsibility for developing and implementing HW methodologies and Project management processes and tools.

our company's Networking division is a leading supplier of innovative end-to-end InfiniBand and Ethernet connectivity solutions and services for servers and storage. We offer market-leading solutions that include adapter cards, switches, optical transceivers, cables, and software to support networking technologies. Our products optimize data centre performance and deliver industry-leading bandwidth and scalability. In addition, we serve a wide range of sectors including high performance computing, enterprise, data centres, cloud computing. We are constantly reinventing ourselves to stay ahead of the market and bring ground-breaking products and services to the industry by using novel technologies. Our products are focused on delivering the most optimized power - performance communication solutions for industries like AI, ML, Cloud, Media and Entertainment.
We are seeking experienced electrical engineers with a passion for system-level thinking and innovation in high-performance optical switch development. This role offers a unique opportunity to shape and deliver next-generation products that push the boundaries of high-speed optical communication.
What Youll Be Doing:
Leading and be the technical focal point to Integration of System optical PHY and CPO electrical subsystems, ensuring its performance.
Hands on cross-disciplinary testing efforts and lab work, collaborating with system architecture, optics, silicon, thermal, mechanical, signal/power integrity, and software teams.
Characterization and testing of optical links using lab equipment (e.g., oscilloscopes, BER testers, optical spectrum analyzers and simulation tools).
Driving product scalability, working with internal partnersqualification teams to transition designs from prototype to high-volume production.
Documentation and reporting of design specifications, test results, and performance metrics.