The Cortex Threat Intelligence team is responsible for maintaining an up-to-date overview of the ever-changing threat landscape and its effects on the Cortex product suite. This includes the collection, analysis, and dissemination of technical threat intelligence from multiple internal and external sources. As part of this role, you will identify detection opportunities, automate threat intelligence processes, and develop tools and methodologies to increase team productivity. our companys Cortex XDR is a market-leading platform with an almost unparalleled telemetry data lake. Our team is deeply data-driven; it is the ideal environment for analysts who are enthusiastic about data mining, tracking threat actors, and deconstructing complex cyberattacks.
Key Responsibilities
Monitor the global threat landscape using diverse sources to proactively identify potential coverage gaps and improve Cortex XDRs defensive posture.
Perform in-depth research into cyberattack techniques to provide actionable insights and suggestions for improving product capabilities.
Leverage our companys telemetry datasets to identify emerging attack patterns and hunt for novel threats.
Design and propose robust detection logic across multiple operating systems (Windows, macOS, Linux).
Partner with cross-functional teams within our company to communicate findings and co-develop security enhancements.
Transform technical intelligence into high-impact deliverables, including customer-facing reports, research articles for the company blog, or presentations at international security conferences.

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

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.

We are looking for a Threat Intelligence Researcher who can analyze cyber threats and turn technical data into clear, useful insights. You will work closely with a team and clients, create reports, and build simple tools or scripts (mainly in Python) to improve how data is collected and analyzed.
This role requires strong problem-solving skills, good communication, teamwork, and taking responsibility for delivering results.
We are seeking an analytical and experienced Threat Intelligence Researcher to join our team. This is a technical role that necessitates bridging the gap between traditional intelligence analysis and software engineering principles.
You will be responsible for producing strategic and technical intelligence reports and developing automation and scripting solutions for the team.
Specifically, your focus will be on:
Intelligence Reporting: Conduct in-depth investigations and produce comprehensive reports based on customer requests.
Client Engagement: Participate in customer-facing meetings as required to present findings or gather requirements.
Tool Development: Design, implement, and maintain internal tools, scripts, and data scrapers (primarily utilizing Python) to streamline data collection and analysis.
Actionable Intelligence Production: Convert raw technical data into finished, actionable intelligence products, including detailed technical reports, the creation of YARA/Sigma rules, and executive-level briefings.

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 streamlne workflows and amplify the broader team's productivity.

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.

Required Malware Researcher- CTI
The Dream Job
As a Malware Researcher, you will analyze and reverse engineer malware and tooling used by advanced threat actors, particularly those targeting governments and critical infrastructure. You will apply deep expertise in binary and script analysis to uncover capabilities, configurations, and C2 infrastructure for threat actor attribution and mitigations.
Your work will power our malware catalog, strengthen our understanding of threat actors technical capabilities, and directly support the development of next-generation AI-driven "artificial cyber researchers".
The Dream-Maker Responsibilities
Perform in-depth static and dynamic analysis of malware, implants, loaders, and related tooling used by APTs and other sophisticated adversaries.
Reverse engineer binaries and scripts (e.g., PE, ELF, .NET, PowerShell, JavaScript/VBA) to determine capabilities, execution flow, persistence mechanisms, and evasion techniques.
Extract and document configuration data and C2 information, and map these to campaigns, infrastructure, and threat actors in collaboration with CTI researchers.
Develop and maintain detection and hunting artifacts such as YARA rules, VT LiveHunt queries, CAPA rules, and sandbox behavior signatures.
Work closely with CyberAI researchers on the development of next-generation artificial cyber researchers and AI-driven analysis capabilities.

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.

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.

Were looking for a Senior Web Security Researcher to be part of a team of highly skilled professionals that include security researchers, data researchers, data scientists and software engineers who continuously hunt for threats, evaluate and develop new detection techniques, and share intel and attribution for cybercrime activity with the goal of protecting our customers while keeping the internet human.
What you'll do:
Play a lot with the web-browsers, trying to find differences in behavior between them.
Research and develop signal collection on both mobile and desktop, which enables detection and improve our protection
Find ways to detect automation, for example, tools like Selenium, Playwright or Puppeteer.
Understand customer specific requirements, deliver with impact and exceed customer expectations.
Discover adversary tactics, techniques, and procedures leveraged by bots.
Create and validate data insights to enhance detection excellence.
Share security research topics through blogs, research talks, knowledge base and external engagements including conference presentations, detailing your discoveries for internal and external sharing.
Find bad stuff on the internet, see if you can figure out how it is done, document it.
Red team, experiment, and develop new tactics for various kinds of fraud and to bypass our detection, no need to wait for an attack to be discovered and used by adversaries first.
Stay abreast of cyber security trends and events related to our mission.
Contribute high impact work that substantially benefits team level metrics and OKRs.
Develop techniques, tools and scripts to simplify yours and others work.