דרושים » אבטחת מידע וסייבר » One of the best Cyber security companies is looking for a Security Researcher!

As a Red Team Specialist focused on Generative AI Models, you will play a critical role in enhancing the security and integrity of our cutting-edge AI technologies. Your primary responsibility will be to conduct analysis and testing of our generative AI systems, including but not limited to language models, image generation models, and any related infrastructure. The goal is to identify vulnerabilities, assess risks, and provide actionable insights to fortify our AI models and guardrails against potential threats. Key Responsibilities:
* Simulated Cyber Attacks: Conduct sophisticated and comprehensive simulated attacks on generative AI models and their operating environments to uncover vulnerabilities.
* Vulnerability Assessment: Evaluate the security posture of AI models and infrastructure, identifying weaknesses and potential threats.
* Risk Analysis: Perform thorough risk analysis to determine the impact of identified vulnerabilities and prioritize mitigation efforts.
* Mitigation Strategies: Collaborate with development and security teams to develop effective strategies to mitigate identified risks and enhance model resilience.
* Research and Innovation: Stay abreast of the latest trends and developments in AI security, ethical hacking, and cyber threats. Apply innovative testing methodologies to ensure cutting-edge security practices.
* Documentation and Reporting: Maintain detailed documentation of all red team activities, findings, and recommendations. Prepare and present reports to senior management and relevant stakeholders.
About:
We are the leading provider of security and safety solutions for online experiences, safeguarding more than 3 billion users, top foundation models, and the worlds 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, we empower 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, we enable organizations to deliver engaging and trustworthy experiences at global scale while operating safely and responsibly across all threat landscapes.
Hybrid:
Yes

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're looking for a Threat Detection Researcher to join the Threat Research team and spread the power of our company. In this role, you will further develop the Cloud-native Threat Detection domain.
WHAT YOULL DO
Design behavioral baselines for complex cloud environments using diverse signals, and develop high-fidelity detections based on those baselines.
Expand our company's detection engine with novel and high-impact telemetry sources, pushing the boundaries of what can be detected in modern cloud environments.
Conduct deep technical research into complex cloud services to uncover novel attack vectors.
Investigate real-world attacks across cloud environments, identity providers (IDPs), and infrastructure-as-a-service (IaaS) platforms.
Hunt and analyze emerging threats and active campaigns targeting cloud ecosystems.

We are looking for a top-notch Senior Security Researcher, to resolve the toughest issue in cybersecurity: utilizing terabytes of data for detecting attacks, incident investigation and prioritizing threats.

Responsibilities
Threat Analysis and Research: Dive deep into terabytes of data to identify new attack vectors, emerging threats, and vulnerabilities across various attack surfaces. Stay up-to-date with the latest cybersecurity trends and contribute to the development of cutting-edge threat detection methodologies.
Incident Investigation: Utilize your technical prowess to investigate complex security incidents, analyzing data from diverse sources to uncover the root causes and methods of attack. Collaborate with incident response teams to develop effective strategies for containment and mitigation.
False Positive Reduction: Leverage your expertise in data analysis and correlation to fine-tune detection rules and algorithms, minimizing false positives and enhancing the accuracy of our platform's threat alerts.
Thought Leadership and Community Engagement: Drive thought leadership initiatives by creating technical blog posts, delivering webinars, and speaking at conferences to share insights, educate the community, and enhance the company's reputation in the cybersecurity landscape.
Be at the forefront of the our mission and work closely with our customers regarding cyber security investigations and incidents detected in their environments

What We Are Looking For As a Red Team Specialist focused on GenAI models, you will play a critical role in safeguarding the security and integrity of commercial cutting-edge AI technologies. Your primary responsibility will be to analyze and test commercial GenAI systems including, but not limited to, language models, image generation models, and related infrastructure. The objective is to identify vulnerabilities, assess risks, and deliver actionable insights that strengthen AI models and guardrails against potential threats. Key Responsibilities
* Execute sophisticated and comprehensive attacks on generative foundational models and agentic frameworks.
* Assess the security posture of AI models and infrastructure, identifying weaknesses and potential threats.
* Collaborate with security teams to design and implement effective risk mitigation strategies that enhance model resilience.
* Apply innovative testing methodologies to ensure state-of-the-art security practices.
* Document all red team activities, findings, and recommendations with precision and clarity.

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 secret to our success lies in our connectivity, while operating with a high degree of flexibility. Work-life balance remains our priority while feeling connected is important to maintain our strong culture, achieve our goals, and thrive.

This role is offered as a hybrid in the Tel Aviv office in Israel. We are only able to accept applications for those based in Israel and have sponsorship to live and work in Israel.

What you'll do:
At our company, we empower people to be their best selves and do their best work. The Security Analyst role strengthens our ability to detect and respond to emerging mobile threats. With increasing mobile attacks and zero-day exploits, we need dedicated analysts to proactively protect our customers and expand detection coverage. As the analysts team has grown, this role now allows for broader coverage of emerging mobile threats and enables analysts to take on more diverse responsibilities. The expanded scope supports comprehensive threat research, detection development, and incident response, ensuring work is thorough, prioritized, and aligned with evolving security challenges.
What you can expect to do in this role:
Research new ways to detect malicious activity on using a wide variety of custom-built tooling.
Participate on research how to protect users from 0-day attacks.
Perform analysis of detections according to the assignment to determine accuracy and precisions and tune detections accordingly based on results.
Stay up to date on the latest malware trends and design detections accordingly.
Support sales and marketing by timely information about emerging threats and trends.
Analyze device logs and search for malicious signs.
Write and manage detection patterns and algorithms to detect malicious mobile threats in Android and iOS devices.
Perform other duties and special projects as assigned.

Were hiring our first Product Security Researcher (SOC & Incident Response) to join our newly formed Security Research function- a critical role for someone passionate about advancing real-world SOC operations with deep cybersecurity expertise.
We are building a world-class Security Research team that will power our advanced product with deep, actionable cybersecurity expertise. This team will serve as the Subject Matter Experts (SMEs) behind our triage and Incident Response platform, defining logic, contributing threat intelligence, building use-case coverage, and continuously optimizing detection and investigation workflows.
Youll collaborate closely with Product, Engineering, and Customer Success to ensure our Auto-Triage engine reflects the latest adversarial techniques and real-world SOC operations.
Responsibilities
Serve as a domain expert in SOC workflows, alert triage, and incident response.
Design and maintain triage logic, playbook blueprints, AI Agents and more for responding to security events.
Develop and maintain alert enrichment, correlation, and classification rules across multiple data sources (EDR, SIEM, Identity, etc.).
Collaborate with product teams to define use cases, threat coverage, and analyst workflows.
Analyze real-world alerts, telemetry, and incident data to enhance product accuracy, reduce false positives and improve incident handling.
Evaluate and curate threat intelligence feeds and sources to support automated decision-making.
Conduct post-incident reviews to extract lessons and update triage logic accordingly.
Stay current with emerging threats, attacker TTPs, MITRE ATT&CK, and other frameworks.
Assist with quality assurance, testing, and validation of triage logic before deployment.

We are looking for a highly skilled and motivated Tech Lead to serve as the focal point for its Android Malware Research and Review efforts. This role is centered on driving technical excellence in research, setting standards for methodology, and serving as the go-to expert for complex malware investigations. The Tech Lead will guide peers through technical reviews, ensure high-quality and accurate research outputs, and contribute hands-on expertise in dissecting and understanding sophisticated Android malware threats. This role emphasizes thought leadership, technical depth, and the ability to elevate the overall quality of the teams research.
About us:
We are the leading provider of security and safety solutions for online experiences, safeguarding more than 3 billion users, top foundation models, and the worlds 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, we empower 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, we enable organizations to deliver engaging and trustworthy experiences at global scale while operating safely and responsibly across all threat landscapes.
Hybrid:
No

We are looking for a Security Analyst to join the Corporate security team and spread the power of our company. In this role, you will help deliver a secure-by-design experience for our company employeesenabling productivity while safeguarding our company and customers. The ideal candidate will have hands-on experience in areas such as endpoint security, identity and access management, detection and response, vulnerability management, and SaaS application security.
WHAT YOULL DO
Security alert triage, resolution and escalation
Develop and improve existing standard operating procedures, response actions, policies, and guidelines
Review SaaS security configurations and collaborate with IT to implement improvements
Conduct access reviews and remediate issues as needed
Maintain and manage security systems including antivirus/anti-malware, DLP, network protection, and endpoint detection & response tools
Stay up to date on the latest security threats, treantinds, and best practices.

We are hiring Intermediate Malware Researchers to analyze and review malware applications. Candidates should have a background in cybersecurity and software development. The role includes training in malware analysis and detection and provides exposure to various malware threats and techniques. Researchers will combine technical and intelligence findings to reach accurate verdicts and assist in the bulk removal of malicious applications. The position requires adaptability and proactive identification of emerging malware trends. We are seeking candidates who are willing to learn, can perform effectively under pressure, and maintain high professional standards.
About:
We are the leading provider of security and safety solutions for online experiences, safeguarding more than 3 billion users, top foundation models, and the worlds 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, we enable organizations to deliver engaging and trustworthy experiences at global scale while operating safely and responsibly across all threat landscapes.
Hybrid:
No