דרושים » אבטחת מידע וסייבר » Security Researcher

Are you an innovative security researcher with a deep understanding of Linux systems and a passion for protecting modern environments? Do you want to lead the charge in securing enterprise networks against the latest threats?
We're looking for a skilled professional to join our team, focusing on the critical and rapidly evolving fields of Linux and API security. You'll be a foundational member of a new and growing team dedicated to the "blue ocean" of detection and developing multiple new fields within the biggest cybersecurity enterprise in the world. This is a unique opportunity to apply your expertise and influence the future of threat prevention, helping us build cutting-edge security solutions from the ground up.
Key Responsibilities
Playing a pivotal role in shaping the future of our security solutions
Enhance the effectiveness of our product by designing cutting-edge protection components and developing sophisticated detection rules
Research Linux OS internals, Virtualized environments, and low-level system behaviors to inform and enhance our attack prevention mechanisms
Investigate and develop innovative methods for detecting threats and securing APIs, ensuring robust protection for modern applications and cloud-native environments
Apply sophisticated AI and big data approaches to investigate and research large amounts of data across our clients
Research and lead novel protection ideas to a production-grade level, serving as a subject matter expert
Stay up to date with the latest attacker methodologies, APT campaigns, and TTPs targeting Linux systems and APIs
Conduct static and dynamic reverse engineering of Linux malware to uncover new techniques and develop corresponding mitigation strategies
Work closely with engineering, product management, and other research teams to translate research findings into production-grade features.

We are looking for a Principal Linux Security Researcher for our Tel Aviv R&D center, to work on cortex-xdr for linux, which provides runtime protection to servers and cloud workloads.
You will be part of a team that is in charge of researching, developing and improving Anti-Exploit capabilities, Anti-malware capabilities. The position includes researching OS internals, exploits, malware, delving into cloud security, and finding ways to mitigate new attack vectors.
Your Impact
Research, develop, and improve anti-exploitation mitigations and anti-malware modules - ranging from low-level mitigations up to tackling application-level security vulnerabilities
Work on the design, evaluation, and implementation of new security technologies
Research Linux OS internals, kernel, application codebases, vulnerabilities and exploits (both for internal usage and for PR)
Analyze customer issues to help with detecting and preventing malicious activities in our customers networks.

We are looking for a Security Researcher to join the team. As a researcher, you will perform security research on open-source projects in both web and low-level technologies. You will define how to identify exploitable security issues in an automated manner and develop code for that purpose.

As a Security Researcher you will...
Research CVEs and 1-day vulnerabilities in various programming languages and ecosystems.
Define how to automatically find exploitable vulnerabilities & develop code that identifies the instances where a vulnerability is exploitable.
Perform security research on various open-source technologies, frameworks, and libraries.
Write technical reports regarding all research subjects mentioned above.

For a leading team, we are looking for a Vulnerability Researcher to research and develop cutting-edge cyber projects.

We are facing extremely complex technological challenges and need talents to help us overcome them.

Do what you love:

As a Vulnerability Researcher, you will be conducting top-notch security research on one of the most prominent operating systems in the market.

In this role you will be:

Playing a major role as part of our vulnerability research group

Research operating systems internals, kernel, application codebases, vulnerabilities, and exploits.

Design and implement the full chain solution while integrating with state-of-the-art security solutions of different domains.

We are looking for a Senior Windows Security Researcher for our Tel Aviv R&D center.
You will be part of a team that is responsible for researching and improving Windows Anti-Exploit capabilities. This includes having top-notch knowledge about the latest exploitation techniques and Windows internals.
Your Impact
Research vulnerabilities and exploits
Research, develop, and improve anti exploitation mitigations using OS Low-Level mechanisms
Work on the design, evaluation, and implementation of new security technologies
Develop POCs for exploits
Analyze customer issues to help with detecting and preventing Malicious activities in our customers networks
Publish research done internally.

As a GenAI Security Researcher, you’ll dive deep into the challenges of AI safety, conducting redteaming operations to identify vulnerabilities in generative AI systems and their infrastructure. You will conduct redteaming operations for finding and addressing risks to ensure AI models are robust, secure, and future-proof. As a Security Researcher, you will:
* Conduct sophisticated black-box redteaming operations to uncover vulnerabilities in generative AI models and infrastructure.
* Design new techniques to bypass the latest AI security mechanisms.
* Evaluate and strengthen the security of AI systems, identifying weaknesses and collaborating to implement improvements.
* Work with cross-functional teams to automate security testing processes and establish best practices.
* Stay ahead of emerging trends in AI security, ethical hacking, and cyber threats to ensure we’re at the cutting edge.

About ActiveFence:
ActiveFence is the leading provider of security and safety solutions for online experiences, safeguarding more than 3 billion users, top foundation models, and the world’s largest enterprises and tech platforms every day. As a trusted ally to major technology firms and Fortune 500 brands that build user-generated and GenAI products, ActiveFence empowers security, AI, and policy teams with low-latency Real-Time Guardrails and a continuous Red Teaming program that pressure-tests systems with adversarial prompts and emerging threat techniques. Powered by deep threat intelligence, unmatched harmful-content detection, and coverage of 117+ languages, ActiveFence enables organizations to deliver engaging and trustworthy experiences at global scale while operating safely and responsibly across all threat landscapes.

Hybrid:
Yes

The CSO Security team is looking for a Senior Application Security Researcher. In this role, you will perform vulnerability research, assess existing architectures, and build and run tools to secure the application landscape at scale. You will work closely with R&D and DevOps teams and be the focal point for identifying and solving complex security challenges. This is a hands-on, development-focused role with the goal of ensuring our products adhere to the stringent security requirements of our thousands of customers.

As a Senior Application Security Researcher you will
Continuously assess and challenge our overall security posture to ensure optimal and up-to-date platform security in our products and systems.
Evaluate architecture, design, and code to ensure they are free from potential vulnerabilities and security risks.
Train and mentor developers about security frameworks, testing, vulnerabilities, and best practices to ensure code compliance.
Evaluate new technologies and standards in the application security domain.
Plan and lead cross-company efforts with the R&D that will improve our security posture.

As a Security Researcher, you will:
Be a part of the OPSEC department which is in charge of research, design, development and enforcement of advanced OPSEC solutions
Be in charge of the operational security research of a cyber intelligence product
Conduct advanced analysis of operating system internals, including binary and architectural evaluation, security testing and exploit mitigation research
Define product requirements, alert mechanisms and working procedures.

Were looking for a top-notch Threat Detection Researcher to join our team and spread the power of our company. In this role, you will further develop the company Runtime Sensor as part of our threat research team.
WHAT YOULL DO
Develop detections and tools to protect customers from cloud threats
Investigate attacks on cloud environments and malware targeting cloud workloads
Hunt and analyze real-world attacks and emerging cloud threats
Collaborate closely with the R&D team to transform research insights into product features
Work with customers in response to requests related to suspicious activity or potential incidents
Create best practices and security policies based on research findings
Deliver external-facing content (blog posts and talks at security conferences) based on security insights and novel research.

We are seeking a highly skilled Principal Security Researcher to join our Threat and Detection Group at the Tel-Aviv R&D center.
This team focuses on PANW Cortex Security and Security Assurance features across various operating systems and platforms, including (but not limited to) Linux, Mac, and Cloud. This is an applied research role with a clear mission: your research directly improves the detection and prevention capabilities of our XDR agent.
The role involves simulating, automating, and developing proof-of-concepts for known threats and offensive tools to evaluate new feature security coverage and detection quality, aligned with the Kill Chain/MITRE ATT&CK Framework and real-world threats. We need an experienced Security Researcher with a deep background in offensive security concepts and a strong interest in Linux, Cloud, and macOS platforms.
You will conduct Linux security evaluations, research innovations to enhance our security solutions, and find innovative yet practical solutions to contemporary problems. You will also develop custom tools and advanced in-house security capabilities to continuously validate our product's defenses.
Your Impact
Work hand-in-hand with the Cortex Agent release team. This role demands applied research synchronized with our delivery schedule, ensuring that every feature release is validated against the latest threats prior to launch.
Drive our threat simulation automation strategy by researching and developing new tools and capabilities that emulate real-world adversary behavior.
Enrich our Security Automation Coverage and infrastructure to protect against known and unknown threats.
Thrive in a fast-paced, high-impact environment, mastering new security features, technologies, and complex platforms (from kernel to Kubernetes) quickly.
Conduct hands-on research to identify real-world Malware, exploits, and novel attack vectors, then create and code PoCs to test our defenses.
Act as a key research partner with engineering teams to push and validate our product capabilities.
Leverage data-driven approaches to identify threats and propose effective mitigations.