דרושים » אבטחת מידע וסייבר » Senior Threat Intelligence Researcher (Cortex)

we are seeking a highly motivated and talented XDR Research Engineer to join our XDR Research team. In this role, you will develop advanced detection logic to identify and analyze security threats across the company XDR platform. Leveraging the rich data available in the company Cloud data lake, you will conduct extensive research and threat-hunting activities to broaden our detection capabilities and proactively uncover previously unknown threats.
Your work will directly influence the evolution of our companys XDR capabilities and strengthen the security posture of thousands of global customers.
This is an exceptional opportunity for security professionals passionate about Network Security, Detection Engineering, Malware Analysis, and Threat Hunting who want to make a meaningful impact on a fast-growing cybersecurity environment.
Responsibilities
Develop advanced detection logic for the XDR platform to identify security threats.
Conduct research using our company Cloud data, competitive intelligence, and newly published threat reports to expand detection coverage.
Create hunting heuristics and methodologies to uncover unknown or emerging threats.
Continuously improve detection accuracy and enhance the platforms ability to identify threats in a dynamic security landscape.
Participate in cybersecurity breach investigations and security incident activities.
Contribute to technical blogs and PR materials, and participate in cybersecurity conferences.

Are you an innovative security researcher with a deep understanding of the cyber threat landscape and a passion for protecting modern environments? Do you want to tackle the challenge of securing enterprise networks against evolving threats?
We are seeking a highly skilled professional to focus on the critical, fast-paced domain of Virtualization Security. As a foundational member of a newly formed and growing team, you will explore the 'blue ocean' of threat detection, pioneering next-generation capabilities within the worlds largest cybersecurity enterprise. 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
Conduct deep research into virtualization technologies, and targeted attacks to fortify our attack prevention mechanisms.
Stay current with the latest attacker methodologies, APT campaigns, and Tactics, Techniques, and Procedures (TTPs) targeting virtualization systems.
Analyze emerging threats and malware to identify new techniques and formulate effective detection and prevention strategies.
Leverage AI and big data methodologies to investigate and analyze extensive datasets across our customer base.
Design cutting-edge protection components and develop sophisticated detection rules to enhance the effectiveness of our security solutions.
Drive the research and development of novel protection concepts, seeing them through to production-grade quality, and serve as a subject matter expert in the field.
Play a pivotal role in shaping the future of our security product offerings.
Collaborate closely with Engineering, Product Management, and other research teams to seamlessly translate research findings and insights into new production features.

Required Cyber Threat Landscape Researcher
Israel: Tel Aviv/ Hybrid (Israel)
R&D | Full Time | Job Id: 25150
Why Join Us?
The Threat Intelligence group, a key member of the Research department, leads global threat research efforts, and improves threat coverage across the evolving cyber threat landscape.
The group focuses on understanding and tracking cybercriminal organizations, nation-state (APT) actors, hacktivist activity, active malware campaigns, and emerging adversary trends. The research produced by the team supports both strategic insight and the development of advanced security technologies.
This role is responsible for conducting in-depth cyber threat landscape research and owning the full intelligence research lifecycle-from intelligence collection through analysis and written output.
Key Responsibilities:
Research and analyze cyber threat actors.
Be the first to flag trends, new malware, threat actors and intelligence items that stand out in the crowd
Execute the full intelligence research lifecycle:
Monitoring and analyzing the digital underground - including the DarkNet, the DeepWeb, and other open and restricted sources
Gather & flag intelligence that stands out.
Assess, validate, and refine raw information into high-confidence insights
Produce clear, well-structured written research and threat assessments
Build, maintain, and continuously evaluate a diverse set of reliable intelligence sources
Identify long-term trends, relationships, and shifts in adversary behavior
Conduct deep intelligence collection operations and collect proprietary intelligence
Collaborate with other researchers and internal stakeholders to contextualize findings and improve threat coverage
Maintain high analytical and research standards, including sourcing, attribution, and methodological rigor

As the Manager of the Rapid Response (RR) team, you will lead a group of malware analysts responsible for developing, improving, and deploying our rapid anti-malware prevention capabilities. Your team is on the front lines of statically analyzing urgent customer issues, stopping malicious activities in their tracks, and developing to halt attacks at the earliest possible stage. In this role, you will guide the teams technical direction, drive automation initiatives, and act as the critical bridge between frontline support, global research, and engineering.
Key Responsibilities
Lead, mentor, and develop a team of fast-paced malware analysts, fostering a "play to win" culture.
Oversee the daily triage, investigation, and resolution of urgent customer escalations, specifically False Positive (FP) and False Negative (FN) malware prevention events - ensuring swift and accurate mitigation.
Drive the team's automation efforts, identifying opportunities to automate routines to reduce response times and scale the team's capabilities.
Direct the analysis of emerging malware families, OS internals, and attack frameworks to ensure the team maintains an up-to-date overview of the current threat landscape.
Guide the development of rapid, high-quality prevention signatures (e.g., YARA, IPS) to enhance product coverage.
Act as the primary technical escalation point and work in close coordination with global research teams, support, engineering, and other cross-functional stakeholders.

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 Security. You'll be a foundational member of a new and growing team dedicated to the blue ocean of detection, developing multiple new capabilities within the largest 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 Responsibilitie
Play a pivotal role in shaping the future of our security solutions.
Enhance product effectiveness by designing advanced protection components and developing sophisticated detection rules.
Research Linux OS internals, virtualized environments, and malware behaviors to inform and strengthen our attack prevention mechanisms.
Apply advanced AI and big data approaches to investigate and analyze large-scale datasets across our client base.
Lead research on novel protection concepts and bring them to production-grade quality, serving as a subject matter expert.
Stay up to date with the latest attacker methodologies, APT campaigns, and TTPs targeting Linux systems.
Conduct static and dynamic reverse engineering of Linux malware to uncover new techniques and develop mitigation strategies.
Collaborate closely with engineering, product management, and other research teams to translate research findings into production features.

We are looking for a Security Researcher who thrives on both sides of the fence. You will develop offensive tradecraft-discovering new attack vectors and writing exploits-then use that perspective to engineer robust, product-level mitigations. If youre energized by finding a novel browser attack on Monday and shipping the defense for it by Friday, this role is for you.
Key Responsibilities
Offensive Research: Discover new attack vectors, abuse patterns, and security gaps in browsers, web applications, OS internals, and enterprise workflows.
Defensive Engineering: Design and implement detections, mitigations, and security policies informed by your offensive findings; close the loop from attack to protection.
Vulnerability & Malware Analysis: Perform reverse engineering on malware, exploits, and obfuscated code across Windows, macOS, and browser environments.
Web & Browser Security: Research techniques ranging from classic vulnerabilities (XSS, SSRF) to browser-specific primitives (extension abuse, DOM manipulation, same-origin bypasses).
Supply-Chain Security: Investigate threats in software supply chains, including browser extension marketplaces and package registries.
Threat Intelligence: Correlate signals across multiple sources to identify malicious infrastructure and adversary TTPs.
Public Impact: Write technical blog posts, publish research, and represent Island at major security conferences (Black Hat, DEF CON, etc.).

We are seeking a dynamic and experienced Threat Hunter to lead proactive cybersecurity efforts by uncovering hidden threats across our environment. In this role, you will drive hypothesis-based hunting, perform deep analysis and validation of security telemetry, investigate suspicious network activity, and continuously improve threat detection and response. You will also assess CVE relevance and exploitability to prioritize real-world risk, and leverage threat intelligence feeds and enrichment pipelines to enhance hunting context, detection accuracy, and response effectiveness.

If you thrive in a fast-paced environment and are excited about pushing the boundaries of cybersecurity, we want to hear from you.


Responsibilities:
Apply data analytics to analyze security-related network data, uncover actionable threat intelligence, detect anomalies and malicious behavior, and automate findings into an enhanced detection system.
Leverage current cybersecurity knowledge to interpret and contextualize findings, enabling informed decision-making and proactive measures to strengthen overall cybersecurity defenses.
Work closely with Product and Engineering to translate threat intelligence into product strategy, prioritized features, and defensive enhancements.
Monitor and analyze the latest vulnerabilities, CVEs, exploits, and threat actor TTPs, with a focus on techniques relevant to microsegmentation, identity security, lateral movement, and internal reconnaissance.
Integrate external threat feeds and intelligence sources into our product - including normalization, enrichment, classification, and validation of feed relevance.
Contribute to detection logic, threat models, and internal tooling that turn intelligence into prevention and protection.
Provide on-the-fly support during customer incident response events and penetration testing exercises by leveraging expertise to promptly detect and block security threats.

Required Senior Threat Intelligence Researcher
The Dream Job
As a Senior Threat Intelligence Researcher, you will be responsible for tracking advanced adversaries and leveraging your deep technical expertise across attacker capabilities, infrastructure, and tactics. You will create and refine approaches to uncover and monitor active threat actors, as well as surface irregular and emerging behaviors in the broader threat landscape. The intelligence you generate will directly strengthen our understanding of threat actors and will inform proactive hunting, detection engineering, and defensive decision-making.
The Dream-Maker Responsibilities
Lead complex threat intelligence investigations through in-depth analysis of the global threat landscape, with a focus on advanced and state-linked actors.
Define and prioritize threat research focus areas (actors, campaigns, sectors, techniques) aligned with our customers and product roadmap.
Deliver actionable cyber threat intelligence and design and execute hunting campaigns using analytics, automation, and advanced AI capabilities.
Curate and maintain structured knowledge on actors, campaigns, infrastructure, and TTPs in our internal threat knowledge base.
Work closely with CyberAI researchers on the development of next-generation artificial cyber researchers and AI-driven analysis capabilities.

GeoEdge is a global leader in ad security and quality solutions, trusted by top publishers, app developers, and ad platforms worldwide. Our mission is to maintain a safe and transparent digital advertising ecosystem, ensuring that users everywhere enjoy a clean and trustworthy online experience. We are seeking a Security Research Team Leader to join our team of highly skilled professionals, which includes security researchers, operations analysts, and data scientists. This team continuously hunts for threats, evaluates emerging attack vectors, and develops innovative detection techniques in the field of malvertising and advertising security. Our mission is to protect customers from attacks generated by malicious advertisements (malvertising).
What You'll Do
* Lead detection innovation. Design and implement new methodologies to identify and stop malvertising attacks before they reach end users.
* Drive signal research. Research and develop signal-collection strategies across mobile and desktop environments to strengthen detection and enhance customer protection.
* Expand scanning capabilities. Devise approaches to overcome bot detection mechanisms and ensure comprehensive website coverage.
* Deliver customer impact. Understand customer-specific security requirements, translate them into actionable research, and consistently exceed expectations.
* Map adversary behavior. Discover and document the tactics, techniques, and procedures (TTPs) employed by malvertisers and related threat actors.
* Elevate data-driven detection. Create and validate data insights that enhance detection quality and drive measurable improvements in protection efficacy.
* Share knowledge broadly. Publish security research through blog posts, internal knowledge bases, conference presentations, and external engagements — translating complex discoveries into clear, impactful narratives.
* Hunt threats proactively. Identify malicious activity across the internet, reverse-engineer attack execution, and produce thorough technical documentation.
* Stay ahead of the curve. Continuously monitor the cybersecurity landscape for trends, emerging threats, and developments relevant to our mission.
* Mentor and lead. Contribute high-impact work that moves team-level metrics, while actively providing leadership, guidance, and mentorship to peers and junior researchers.
* Build better tools. Develop techniques, scripts, and tooling to streamline workflows and amplify the broader team's productivity.

We are expanding our Research Team and are looking for a Junior Malware Researcher with a strong technical mindset, excellent communication skills, and a passion for problem-solving.
As a Malware Researcher, you will be responsible for hunting emerging malware and malvertising campaigns and developing effective detection methods to protect global customers. You will work closely with the R&D and Product teams and be part of a friendly, professional team based in Tel Aviv, supporting customers worldwide.
Responsibilities:
Detect, monitor, and hunt new malvertising and malware threats
Research new attack vectors, delivery methods, and evasion techniques
Develop and improve detection logic and signatures
Investigate malicious campaigns using internal tools, databases, logs, and external intelligence sources to uncover hidden patterns
Analyze web traffic, scripts, redirects, and network behavior to identify malicious activity
Collaborate with R&D and Product teams to translate research into production-grade protections
Contribute to internal documentation, research reports, and best practices to improve knowledge sharing and support processes