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Cato Networks

Full-time|On-site|Tel Aviv District, Israel

Role overview Cato Networks seeks a Research Engineer in the Tel Aviv District, Israel. The position centers on pushing forward technology for network security solutions through focused research and teamwork. What you will do Take part in research projects that support new advancements in network security. Work closely with colleagues from different teams to…

Apr 26, 2026

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Research Engineer - Cybersecurity Innovation

Cato Networks

Full-time|On-site|Tel Aviv District, Israel

Welcome to the forefront of cloud networking and security!Cato Networks pioneers the integration of enterprise networking and security into a unified, global service powered by the cloud. Under the leadership of industry trailblazer Shlomo Kramer, our innovative technology has given rise to a new product category known as SASE (Secure Access Service Edge), projected to reach a market value of $28.5 billion by 2028. Join us on our journey to redefine the enterprise network and secure cloud platform, and seize this opportunity to be part of a fast-growing leader in the field.Cato Networks is in search of dynamic and skilled individuals to join our Cato Security team. As a Security Engineer, you will engage in product content development, crafting logics and signatures to combat emerging security threats. Your contributions will enhance Cato Cloud security products such as the Intrusion Prevention System (IPS) and Suspicious Activity Monitoring, ensuring our customers receive the latest protective measures. You will analyze protocols and investigate various attacks using advanced network analysis tools and data analysis frameworks. This position is perfect for network security enthusiasts eager to make an impact in the future of Networking and Security.

Mar 19, 2026

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Data Researcher

Wiz

Full-time|On-site|Tel Aviv

Join Wiz, the fastest-growing company in cloud security, and empower businesses to thrive in the cloud! As a Cloud Data Researcher in our AI Research Team, you will be at the forefront of advancing data security and insight extraction within cloud environments. Your mission will be to develop and implement advanced classification methodologies to identify and secure sensitive data across major cloud service providers. Collaborate with some of the largest organizations globally while tackling challenges related to unstructured data and document files, all while making a significant impact in a rapidly growing market.

Feb 10, 2026

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Bioinformatics Researcher II

Ultima Genomics

Full-time|On-site|Tel Aviv District, Israel

Ultima Genomics seeks a Bioinformatics Researcher II based in the Tel Aviv District, Israel. This role centers on analyzing complex biological datasets and supporting genomics research efforts. Key responsibilities Use bioinformatics approaches to interpret large-scale biological data Work closely with fellow researchers to move genomics projects forward Play an active part in the team’s ongoing research and development Role focus This position emphasizes both technical analysis and collaboration. The Bioinformatics Researcher II will contribute expertise in data interpretation while supporting broader research goals in genomics.

Apr 20, 2026

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Algo Researcher

Via

Full-time|Hybrid|Tel Aviv

At Via, we are revolutionizing global transportation through advanced technology. Our mission spans from transforming individual commutes to significantly reducing the environmental impact of travel—ambitious goals that we are determined to achieve.As an Algorithm Researcher at Via, you will be part of a dynamic team dedicated to analyzing extensive data sets and developing optimization algorithms that facilitate our large-scale, complex automated dispatch systems.Your Responsibilities:Develop mathematical models to address the competing demands on Via's system.Create online algorithms for real-time decision-making aimed at maximizing system efficiency while ensuring high service quality for riders.Design and implement scalable algorithmic solutions that meet the challenges of real-world operations.Utilize advanced statistical techniques to assess demand, traffic patterns, and fleet performance, driving insights to enhance algorithm development.

Feb 9, 2026

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Senior AI Researcher

K Health

Full-time|On-site|Tel-Aviv, IL

About Us:K Health, established in 2016, is on a mission to transform healthcare delivery by providing accessible, high-quality healthcare on a large scale. As a prominent player in the clinical AI field, we have developed a suite of clinical AI agents designed to enhance provider efficiency and improve patient outcomes. Our innovative virtual primary care platform, augmented by an AI copilot, streamlines the initial patient intake process, succinctly summarizes relevant medical history from EMR, and generates “the perfect note,” thus significantly reducing the time healthcare providers spend on data collection and administrative tasks. Unlike traditional virtual medicine companies, K Health offers comprehensive, longitudinal primary care in a virtual format, empowering our clinicians to deliver authentic primary care without compromising their scope of practice or continuity of patient care.As a venture-backed startup with nearly $400 million in funding and a valuation of $900 million as of July 2024, K Health is poised for robust future growth. We are expanding our collaborations with leading health systems, including Cedars-Sinai, Hackensack Meridian Health, and Hartford HealthCare, to enhance care accessibility and quality by effectively integrating technology with human expertise. Our providers are credentialed at these esteemed academic health systems and strictly adhere to their clinical guidelines, ensuring patient-first, evidence-based care. Fully integrated with Epic, our AI platform allows K Health to function as an extension of existing healthcare systems, benefiting from a built-in network of specialists and social services to seamlessly cater to patients within those communities. Our distinctive care delivery model enables our providers to offer the same high-quality, accessible care to a diverse payer population, including those with commercial insurance, Medicare, and Medicaid.Join us in our vision to deliver smarter, simpler healthcare for the future—today!

Jan 22, 2026

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AI Security Researcher

Wiz

Full-time|$160K/yr - $220K/yr|Remote|Remote - USA

Join Wiz, a pioneering force in cloud security, as an AI Security Researcher. In this vital role, you'll conduct in-depth technical research on complex AI and cloud-native environments to unearth significant, unaddressed risks. Your insights will directly influence our innovative security solutions, helping to protect the cloud infrastructure of leading organizations worldwide.

Jan 22, 2026

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Security Research Manager

Axonius

Full-time|On-site|Tel Aviv, Israel

As a Security Research Manager at Axonius, you will spearhead a dynamic research team focused on uncovering the intricate "DNA" of enterprise assets, ranging from cloud instances to industrial operational technology (OT). Your role will be pivotal in transforming technical discoveries into innovative product solutions for our Cyber Asset Management (CAM) and Cyber-Physical Assets (CPA) lines. You will lead the shift from manual research processes to AI-driven intelligence at scale, all within a collaborative and forward-thinking environment.

Mar 29, 2026

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Threat Detection Researcher (Cloud)

Wiz

Full-time|On-site|Tel Aviv

Join a pioneering leader in cloud security, Wiz, as we redefine how businesses thrive in the cloud. As the fastest-growing startup globally, we are dedicated to equipping organizations with robust security solutions that accelerate their cloud operations. Trusted by security teams worldwide, we boast a remarkable track record of success and foster a culture that champions exceptional talent.With a diverse team of Wizards from over 20 countries, we protect the infrastructure of our numerous clients, including more than 50% of Fortune 100 companies, scanning and securing over 230 billion files daily. As a key player in a rapidly expanding market, this is your opportunity to make a substantial impact. At Wiz, we encourage creativity and innovation, empowering you to utilize your full skill set to drive our record growth. Join us in crafting secure cloud environments that enable the best companies to accelerate their operations.SUMMARYWe are seeking a talented Cloud Threat Detection Researcher to join our Threat Research team and amplify the capabilities of Wiz. In this dynamic role, you will advance the Cloud-native Threat Detection domain.WHAT YOU’LL DODesign sophisticated behavioral baselines for intricate cloud environments, utilizing diverse signals to create high-fidelity detections.Enhance Wiz's detection engine with innovative telemetry sources, pushing the limits of detection capabilities within modern cloud environments.Conduct in-depth technical research on complex cloud services to identify novel attack vectors.Analyze real-world attacks across cloud environments, identity providers (IDPs), and infrastructure-as-a-service (IaaS) platforms.Hunt and evaluate emerging threats and active campaigns that target cloud ecosystems.

Oct 27, 2025

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Senior Security Researcher - Risk

Tenable, Inc.

Full-time|On-site|Israel - Office - Tel Aviv

Join Tenable, Inc. as a Senior Security Researcher specializing in risk assessment and mitigation strategies. In this pivotal role, you will lead innovative research initiatives to identify vulnerabilities and enhance the security posture of our products and services. Your expertise will be crucial in shaping our security direction and ensuring our solutions meet the highest standards of safety.

Mar 26, 2026

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Security Researcher at Axonius | Tel Aviv

Axonius

Full-time|On-site|Tel Aviv, Israel

Join the Axonius Exposures team as a Security Researcher, where your expertise will drive innovation in vulnerability detection and remediation. You will conduct in-depth research to identify security vulnerabilities and translate complex findings into actionable product features that empower our customers to address significant security challenges. This role serves as a critical link between technical research and product development, utilizing AI and asset intelligence to enhance our industry-leading exposure management platform.

Apr 13, 2026

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Lead Senior Scientist in Genetic Research

MyHeritage

Full-time|On-site|Or Yehuda, Israel, Tel Aviv

Join the MyHeritage Science Team as a Senior Scientist and become part of an innovative research group working with one of the largest DNA datasets globally. In this pivotal role, you will develop new features and algorithms, enhancing areas such as ethnicity estimation, relationship inference, and the prediction of phenotypic traits. Your contributions will directly benefit millions of users by delivering precise insights into their ancestry and familial connections. This exceptional position merges academic rigor with industry application, centering on the scientific foundation of MyHeritage DNA products. You will utilize advanced scientific methodologies and cutting-edge techniques to analyze vast amounts of DNA samples and family trees, empowering users across the globe to uncover their heritage and connect with relatives through science.

Jan 11, 2026

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Senior Vulnerability Researcher - Office of the CTO

Tenable, Inc.

Full-time|On-site|Israel - Office - Tel Aviv

Who is Tenable?Tenable® is the leading company in Exposure Management, empowering over 44,000 organizations globally to comprehend and mitigate cyber risks. Our dedicated employees serve 65% of the Fortune 500, 45% of the Global 2000, and various government agencies. Join us on this exciting journey!Why Choose Tenable?Our team members often highlight, "Our people!" as the greatest aspect of working here. We collaborate to create and enhance cutting-edge cybersecurity solutions for our clients, while fostering an inclusive, respectful, and excellent workplace culture. At Tenable, you will work alongside some of the industry's most skilled and enthusiastic professionals, equipped with the support and resources necessary to make a meaningful impact. Our commitment to exceeding expectations ensures that we achieve success together!Your Role:As a Senior Vulnerability Researcher, you will be integral in analyzing existing vulnerabilities, discovering new ones, and designing checks/plugins to identify these vulnerabilities through our products. This role will also require collaboration with stakeholders beyond the Research team.Your Opportunity:• Engage in complex research and development projects• Create advanced detection logic while minimizing false positives and negatives• Contribute to discussions on detection logic and explore innovative detection methods• Collaborate with stakeholders to communicate research outcomes• Mentor and assist fellow researchers as needed• Stay updated on advancements in the security sector and conduct original research to protect our customers• Develop detection scripts for Tenable’s sensors (Nessus vulnerability scanner and others) based on research findings• Explore detection methodologies for additional services and products from various vendors• Perform other responsibilities as assigned by managementWhat You’ll Need:• Bachelor’s degree in Computer Science or a related field, or equivalent professional experience• Minimum of 5 years in research and development• Profound understanding of common security vulnerabilities, CVSS scoring, classification, detection, and exploitation techniques• Expert-level knowledge in protocol analysis and interaction, including common protocols such as HTTP, DNS, SSH, and SMB, along with fuzzing experience• Prior experience with open-source intelligence and vulnerability assessment tools is a plus.

Apr 3, 2026

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AI Researcher at Spacial | Tel Aviv

Spacial

Full-time|On-site|Tel Aviv

About Spacial:At Spacial, we are revolutionizing the design, engineering, and approval processes in the built environment. Our team, with extensive experience in architecture, engineering, and construction, understands the industry's challenges — from slow approvals to ambiguous requirements that can hinder even the most innovative designs.To tackle these issues, we developed an AI-driven platform that automates structural and MEP engineering, converting 2D designs into permit-ready, code-compliant drawings in just days, rather than months.This is more than optimization; it's a new benchmark that equips the AEC industry with speed, clarity, and control from the outset. By uniting architects, engineers, builders, and homeowners on a single platform, Spacial removes barriers, accelerates approvals, and transforms visions into reality.About the Role: We are on the lookout for a visionary AI Researcher to lead both foundational and applied research, spearheading the development of next-generation Generative AI solutions. This position emphasizes the theoretical and practical enhancement of Large Language Models (LLMs), agent-based architectures, and innovative algorithms aimed at delivering groundbreaking solutions for the construction and design sectors. You will be tasked with conducting thorough experiments, shaping the research roadmap, and translating innovative research findings into practical applications.

Mar 8, 2026

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AI Research Scientist at Wiz | Tel Aviv

Wiz Inc.

Full-time|On-site|Tel Aviv

Join Wiz Inc., a trailblazing company redefining cloud security and enabling businesses to soar in the cloud. As the fastest-growing startup ever, Wiz is dedicated to assisting organizations in securing their cloud environments, thus accelerating their operations. With a remarkable track record of success and a culture that cherishes world-class talent, we attract security teams globally.Our diverse team of Wizards, representing over 20 nations, collaborates to safeguard the infrastructure of our extensive customer base, including more than 50% of the Fortune 100. We scan and secure over 230 billion files daily. As a leading player in a massive and expanding market, you have the chance to make a substantial impact. At Wiz, unleash your creativity, envision bold ideas, and leverage your skills to contribute to our exceptional growth. Join us in crafting secure cloud environments that empower top companies to accelerate their progress.SUMMARYWe are on the lookout for an AI Research Scientist to join our team and amplify the power of Wiz while pushing the frontiers of AI in cybersecurity. You will play a pivotal role in developing innovative AI models, with a focus on transformers and LLMs, to enhance cybersecurity operations. Your contributions will also extend to the broader AI and cybersecurity communities through publications and conference presentations, positioning Wiz as a thought leader in this dynamic intersection.WHAT YOU’LL DOResearch and develop novel AI models, emphasizing transformers and deep learning, while leading mid- to long-term projects aimed at enhancing AI-driven features within Wiz's cybersecurity products.Conduct rigorous experiments and assess the performance of AI models, algorithms, and techniques using real-world datasets and simulated environments.Stay updated with cutting-edge AI methodologies, frameworks, and tools, applying them to innovate within the cybersecurity domain.

Mar 23, 2026

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Senior Algorithms Researcher at Via | Tel Aviv

Via

Full-time|Hybrid|Tel Aviv

At Via, we are revolutionizing transportation globally. Our mission ranges from improving individual commutes to significantly reducing our environmental impact. Join us in achieving these ambitious goals. As a Senior Algorithms Researcher at Via, you will collaborate with a dynamic team dedicated to analyzing extensive data sets and developing optimization algorithms that facilitate our large-scale, complex automated dispatch systems. Key Responsibilities: Mathematically model the competing demands on Via's system to enhance efficiency. Create online algorithms that support real-time decision-making, prioritizing system utilization while ensuring an exceptional quality of service for our riders. Design and implement highly efficient, scalable algorithmic solutions capable of handling real-world operational demands. Apply advanced statistical methods to assess demand, traffic, and fleet performance, generating insights to guide algorithm development.

Feb 11, 2026

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Senior Applied AI Researcher at Tavily | Tel Aviv

Tavily

Full-time|On-site|Tel Aviv

Join Tavily as a Senior Applied AI Researcher and spearhead the advancement and implementation of innovative techniques in agentic workflows, web infrastructure, and information retrieval. You will play a pivotal role in defining the technical trajectory of a core component of our agent stack.This position is perfect for a professional who merges exceptional research acumen with top-notch engineering skills while thriving in a dynamic, fast-paced environment.Your Responsibilities:Enhance search quality beyond state-of-the-art (SOTA) standards.Drive research at the cutting edge of information retrieval and model fine-tuning, delivering systems that empower real-world agents.Design and oversee the development of both internal and public benchmarks.Build and productionize end-to-end machine learning systems that are robust, scalable, and impactful.Qualifications:Master's degree with 3+ years or Bachelor's degree with 5+ years of practical experience in developing real AI/ML systems.In-depth knowledge of retrieval, embeddings, ranking, vector search, LLMs, model training, and fine-tuning.Strong emphasis on experimental rigor—ability to measure effectiveness as well as build systems.Demonstrated capability to transition systems and models from concept through training to high-scale production.Adept at working with contemporary open-source models and tools.Preferred Qualifications:PhD in Computer Science or a related technical discipline.Experience in project leadership or mentoring peers.Publications in reputable conferences or significant contributions to open-source projects.

Mar 26, 2026

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Application Security Researcher

Cato Networks

Full-time|On-site|Tel Aviv District, Israel

Embark on the Future of Cloud Networking and Security!Cato Networks is pioneering the integration of enterprise networking and security into a singular, global service delivered through the cloud. Founded by networking and security visionary Shlomo Kramer, Cato's innovative technology has given rise to a new product category recognized as "SASE" by Gartner, with a market projected to reach $28.5 billion by 2028.This is your chance to join a trailblazing company that is developing a state-of-the-art enterprise network and secure cloud platform, on a fast track to becoming the global market leader. Don’t let this opportunity pass you by!We are seeking an experienced Application Security Researcher to join our dynamic team. In this pivotal role, you will validate our services and environments to adhere to the highest security standards. Collaborating closely with our R&D and Product teams, you will tackle complex security challenges.

Dec 10, 2025

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Staff Backend Engineer

Gong

Full-time|On-site|Tel Aviv

Gong is at the forefront of leveraging AI to redefine the way revenue teams achieve success. Our Gong Revenue AI Operating System consolidates data, insights, and workflows into a single, reliable platform that observes, guides, and collaborates with the top-performing revenue teams globally. Utilizing the innovative Gong Revenue Graph, AI-driven intelligence, specialized agents, and trusted applications, Gong empowers over 5,000 organizations worldwide to gain profound insights into their teams and customers, automate essential sales processes, and close more deals effortlessly. To learn more, visit www.gong.io.Joining Gong means becoming part of a team that thrives on innovation, ambitious aspirations, and a shared passion for excellence. We are pioneering the future of revenue intelligence, and we seek individuals excited to contribute to what's next. You’ll collaborate with a team that dreams big, moves quickly, and deeply values craft and camaraderie. Transparency and trust are at the heart of our operations, providing everyone the opportunity to make a tangible impact. If you’re eager to develop, challenge yourself, and engage in work that truly matters, Gong is where you’ll achieve the pinnacle of your career.As a Senior Backend Engineer at Gong, you will be a key player in transforming the way organizations interpret customer interactions. Your expertise will be vital in architecting and guiding the development of scalable systems, employing cutting-edge technologies, and partnering with cross-functional teams to address high-impact challenges.

Feb 9, 2026

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Application Engineer

Wiz

Full-time|On-site|Tel Aviv

Join Wiz Inc., a pioneering force in cloud security, as an Application Engineer. In this pivotal role, you'll design and develop internal tools that streamline workflows, automate processes, and enhance data-driven decision-making across the organization. Collaborating closely with various teams, you'll tackle technical challenges and implement innovative solutions that empower our employees and improve operational efficiency. Your expertise in crafting tools for internal use will directly contribute to our dynamic growth and mission of safeguarding cloud environments for businesses worldwide.

Oct 30, 2025

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