דרושים » אבטחת מידע וסייבר » Senior Web Security Researcher

The Research team at our company takes on the immense challenge of identifying and stopping malicious activity across vast streams of traffic. By crafting innovative solutions, we empower our products to make trillions of decisions every day with unparalleled precision. Our work directly impacts the safety of the internet and ensures that our company remains the best-in-class solution for our customers, standing strong against the ever-evolving tactics of attackers.
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 our company.
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.

Required Senior Security Researcher, Data & AI (Cortex)
Who We Are:
We take our mission of protecting the digital way of life seriously. We are relentless in protecting our customers and we believe that the unique ideas of every member of our team contributes to our collective success. Our values were crowdsourced by employees and are brought to life through each of us everyday - from disruptive innovation and collaboration, to execution. From showing up for each other with integrity to creating an environment where we all feel included.
As a member of our team, you will be shaping the future of cybersecurity. We work fast, value ongoing learning, and we respect each employee as a unique individual. Knowing we all have different needs, our development and personal wellbeing programs are designed to give you choice in how you are supported. This includes our FLEXBenefits wellbeing spending account with over 1,000 eligible items selected by employees, our mental and financial health resources, and our personalized learning opportunities - just to name a few!
Your Career:
Are you passionate about using cutting-edge technology to help protect the world against cyber threats? Do you live and breathe the cyber security world? Do you want to take part in an innovative and disruptive AI security group that has an impact on many customers?
You will be part of a strong security research and data science team who solve highly complex security challenges using disruptive technologies, ML algorithms and a lot of data.
As part of that, you will take part in the design and development of new groundbreaking AI security solutions which make a direct impact on many customers.
We value diverse viewpoints and experiences, as we are solving complex cyber security challenges. We are committed to a safe and inclusive workspace.
Your Impact:
Transform Data into Defense: Take the lead in creating high-fidelity security incidents from a massive stream of alerts generated by our industry-leading advanced security solutions.
Innovate with AI: Actively participate in cutting-edge research projects focused on creating novel prevention content at scale using state-of-the-art AI and Large Language Models (LLMs).
Drive Security Efficacy: Analyze complex threat data to identify attacker patterns, develop new prevention methodologies, and enhance automated flows to rapidly protect Cortex platform customers.
Collaborate and Lead: Work side-by-side with top-tier data scientists, engineers, and product managers to translate research ideas into tangible, customer-facing security protections.

Required Principal Security Researcher - Agent ML (Cortex)
Who We Are
We take our mission of protecting the digital way of life seriously. We are relentless in protecting our customers and we believe that the unique ideas of every member of our team contributes to our collective success. Our values were crowdsourced by employees and are brought to life through each of us everyday - from disruptive innovation and collaboration, to execution. From showing up for each other with integrity to creating an environment where we all feel included.
As a member of our team, you will be shaping the future of cybersecurity. We work fast, value ongoing learning, and we respect each employee as a unique individual. Knowing we all have different needs, our development and personal wellbeing programs are designed to give you choice in how you are supported. This includes our FLEXBenefits wellbeing spending account with over 1,000 eligible items selected by employees, our mental and financial health resources, and our personalized learning opportunities - just to name a few!
Your Career:
Are you passionate about using cutting-edge technology to help protect the world against cyber threats? Do you live and breathe the cyber security world? Do you want to take part in an innovative and disruptive AI security group that has an impact on many customers?
You will be part of a strong security research and data science team who solve highly complex security challenges using disruptive technologies, ML algorithms and a lot of data.
As part of that, you will take part in the design and development of new groundbreaking AI security solutions which make a direct impact on many customers.
We value diverse viewpoints and experiences, as we are solving complex cyber security challenges. We are committed to a safe and inclusive workspace.
Your Impact:
Be at the forefront of security innovation, building next-gen detection capabilities powered by machine learning, big data, and deep threat intelligence.
Dive deep into low-level systems, reverse engineering, and file-type behavior to uncover novel attack vectors - and then turn that insight into scalable, ML-driven protections.
Work hand-in-hand with rockstar data scientists, engineers, and PMs in a fast-paced, collaborative environment where ideas move quickly from whiteboard to production.
Lead high-impact research initiatives that fuse classic security expertise with modern data science - shaping models, influencing pipelines, and driving real-world protection outcomes.
Be a key player in a multidisciplinary team where your deep security expertise will directly influence ML model design, data pipeline strategy, and real-world product impact.

we are looking for a talented and creative Senior Security Researcher with experience conducting low and high level research on Browsers to join our Cyber R&D.

Our Javascript SDK runs on 100M+ users worldwide everyday. It collects advanced and unique digital intelligence data points that help catch the bad guys. It is highly performant and maintains strict privacy standards, running on a very broad device and browser landscape.

Data points created by SDK feed our rich data aggregation and enrichment systems, allowing for extremely high and accurate decision making. Very high scale data streams produced by the SDK are handled by servers which are also written and maintained by our team, and youll take part in owning those systems too.

What you'll be doing:

Lead Web/Browsers research in the team.
Research new methods and mechanisms for collecting data, design and develop for the SDK, making it bulletproof and highly performant, and push the new features value in the organisation.
Research the ins and outs of Browser APIs and how they work under the hood, investigate lesser known features and understand upcoming new features.
Take ownership of the entire data flow process - from concept to implementation.
Collaborate closely with analytics and engineering teams to produce value for the company.
Deliver and deploy the SDK to thousands of merchants, 100M+ users every day, making sure its safe, stable, does not interfere with user experience, or website functionality.
Make sure we keep up to date with all the latest browser technologies and changes, important Web standards, features and protocols, security and privacy requirements etc.

We are seeking a highly skilled and experienced Windows Malware Security Researcher to join our growing Windows malware research team. In this role, you will play a key part in enhancing our Endpoint Detection and Response (EDR) agent by prototyping new protection components and techniques and developing advanced malware prevention strategies. You will work on identifying, analyzing, and mitigating sophisticated threats, Working closely with various teams to drive innovation.
The proposed role will be part of the Windows malware research team of the Cortex-XDR agent group.
You will focus primarily on our cutting-edge agent technology, with an emphasis on real-time prevention on Windows endpoints. A deep understanding of the Windows Operating System is essential
Your Impact:
Playing a pivotal role in shaping the future of our security solutions.
enhance the effectiveness of our EDR product by designing cutting-edge protection components and developing sophisticated prevention rules
Researching OS internals and how Windows works under the hood - leveraging this knowledge to develop and improve our anti-malware mechanisms and capabilities
Research and lead novel protection ideas to production-grade level, serving as the feature subject matter expert
Research new malware and APT mitigation techniques and develop corresponding capabilities (POC level) or improve existing mitigation capabilities.
Respond to malware-based security events at clients networks.
Stay up to date with current malware and APT techniques.
You will provide feedback to the product management team on new feature requests and product enhancements from our customer base
Find new malware techniques and APT attacks including analysis of caught-in-the-wild malware.

Senior Security Researcher - AI & Cloud (Cortex Cloud)
Who We Are:
We take our mission of protecting the digital way of life seriously. We are relentless in protecting our customers and we believe that the unique ideas of every member of our team contributes to our collective success. Our values were crowdsourced by employees and are brought to life through each of us everyday - from disruptive innovation and collaboration, to execution. From showing up for each other with integrity to creating an environment where we all feel included.
As a member of our team, you will be shaping the future of cybersecurity. We work fast, value ongoing learning, and we respect each employee as a unique individual. Knowing we all have different needs, our development and personal wellbeing programs are designed to give you choice in how you are supported. This includes our FLEXBenefits wellbeing spending account with over 1,000 eligible items selected by employees, our mental and financial health resources, and our personalized learning opportunities - just to name a few!
Your Career:
As a Senior Security Researcher on the Cortex Cloud research team, youll lead deep, hands-on security research across cloud and AI environments- from uncovering vulnerabilities and novel attack paths to building the protections that stop them.
Your impact doesnt end with detections. This team is also responsible for driving product innovation: identifying gaps in how cloud environments are secured, finding new ways to close those gaps, and partnering with engineering, product and marketing to take those ideas from a POC to implementation. Whether its a new detection engine, risk signal, or protection method- your research directly shapes the product.
You'll research the AI attack surface in depth, and push the boundaries of what cloud and AI security can achieve. If you're looking for a role where research leads to real-world defense- and product innovation is part of your day job- this is the team.
Your Impact:
Research and uncover vulnerabilities and abuse paths in cloud services, with a strong focus on AI, identity, and data pipelines
Collaborate with product and engineering to ship detections and logic based on your findings
Research-driven impact - drive innovation from idea to execution: Identify emerging security gaps, build proof-of-concepts, and partner with engineering, product and marketing to translate research into actual product features and detection logic.
Represent the team through public blogs, conferences and research collaborations with cloud vendorsPublish internal or external research and represent the team at industry events or blogs.
Lead the discovery of novel attack vectors- e.g., cross-tenant access, NHI abuse, RAG poisoning, privilege escalation.

We are seeking a driven problem solver to join our Unit 42 MDR team.
Our team is responsible for customers internal security monitoring, threat hunting and incident response. As a MDR Manager, we will rely on you to manage a team of experts who detect and respond to cyber incidents facing customers internal business.
As a team manager, you will join a team of managers who overlook the Unit 42 MDR team to ensure premium delivery to our customers and also have a critical role in how the team works, but also be able to create new processes, methodologies and capabilities that the team requires.
Your Impact:
Hire for and lead a team of MDR Analysts working globally, guide the team, create and improve processes, methodologies and capabilities that the team requires to work effectively
Lead a team that analyzes incidents from real customer environments to identify ongoing threats to customer environments
Provide critical feedback to the different product, research and engineering and threat hunting teams to help improve the products for the entire customer base
Work closely with Security Research, Threat Intelligence and Threat Hunting teams to remediate and detect new emerging threats.

We are expanding the Security Research team for which we are looking for highly skilled and passionate Senior Security Researchers focusing on GenAI, AI Agents / Agentic AI, and their interaction with Low-Code and No-Code platforms. The ideal candidate should have a minimum of 5 years of relevant experience and a strong background in conducting research, identifying vulnerabilities, and performing in-depth analysis of web and API security within cloud environments. This role offers a unique opportunity to contribute to the security of emerging technologies that are transforming the way people and organizations use computers.

We are looking for a Malware Analysis Team Leader with a deep focus on cybercrime investigations to lead a dynamic team of experts dedicated to identifying, analyzing, publishing, and mitigating cybercrime-related threats. This leadership role will drive advanced malware analysis efforts, conduct threat research, publish in top conferences and blogs, and coordinate with internal and external stakeholders to combat and prevent cybercriminal activities. The ideal candidate will have strong technical expertise in malware reverse engineering, a deep understanding of cybercrime tactics, and excellent communication skills, including the ability to present findings clearly and publish research for internal stakeholders and the broader cybersecurity community.

Key Responsibilities
Lead the Malware Analysis Team: Manage and mentor a team of skilled researchers on identifying, analyzing, and mitigating malware associated with cybercrime, including ransomware, banking Trojans, exploit kits, and other forms of cybercriminal malware.
Cybercrime Threat Intelligence: Collaborate with threat intelligence teams to analyze malware in the context of cybercrime syndicates and criminal activity. Identify trends, tactics, and patterns in malware usage by cybercriminal groups and provide actionable intelligence to relevant teams and external partners.
Malware Reverse Engineering: Lead efforts in reverse-engineering malicious software, tracking variants, and identifying attack techniques, tactics, and procedures (TTPs) cybercriminal actors use.
Cross-Functional Collaboration: Work closely with internal teams (e.g., Incident Response, Threat Intelligence, SOC) and external stakeholders (e.g., law enforcement, CERT, threat intelligence providers) to share findings, collaborate on investigations and coordinate actions to disrupt cybercrime activities.
Publication and Thought Leadership: Produce detailed, high-quality research reports and technical papers based on malware analysis and cybercrime investigations. Contribute to the publication of findings in industry-leading forums, conferences, and journals, establishing the organization as a thought leader in cybersecurity.
Presentations and Reporting: Prepare and deliver presentations to technical and non-technical stakeholders, including executives, legal teams, and law enforcement. Communicate complex findings, research insights, and actionable intelligence on cybercrime and malware trends.
Training and Development: Mentored junior team members, providing guidance on malware analysis techniques, threat hunting, and reporting. Foster a culture of continuous improvement, encouraging knowledge sharing and professional development within the team.

We are an early-stage startup, looking for a technical leader to lead our research & innovation department. Youll lead the Research function at the intersection of Cybersecurity AI and payment fraud prevention. Were revolutionizing B2B payments with cutting-edge technologies, and need a talented, detail-oriented leader to drive our security research efforts and make a real impact on how enterprises secure their payment flows.
What Youll Do:
Build & Lead a World-Class Team: Scale our Research group from 2 to 4 experts, mentoring them to tackle an underserved problem in payment security.
Define the Research Roadmap: Own the strategy for discovering attack trends, vulnerabilities, and fraud methods in B2B payment processes.
Hands-On Research: Hunt emerging threatsinvestigate supply-chain and payment-flow attacks, quantify impact, and prototype novel detection/remediation tools.
Cross-Functional Collaboration: Partner with Product, Engineering, and Threat Intelligence to transform research insights into features that enhance our AI-driven security platform.
Customer & Industry Engagement: Present findings to strategic customer leaders and at conferences; publish whitepapers or blog posts that establish our domain expertise.
Incubate & Operationalize PoCs: Turn proofs-of-concept into production-ready product capabilities that preemptively defend against next-gen payment fraud.
Balance Long-Term Vision & Short-Term Wins: Maintain an action-oriented mindset to deliver both immediate research outputs and foundational work for future product pillars.