We are looking for a hands-on security researcher who combines an attacker mindset, fraud-domain curiosity, strong technical depth, and data analysis skills. You will investigate real-world fraud patterns, reproduce attacker techniques, analyze telemetry, enrich our data collection capabilities, discover new security signals, and work closely with product, data, and engineering teams to turn research insights into production-grade detection and prevention mechanisms.
This role is especially relevant for researchers with experience in browser technologies, mobile-native applications, or both. You may work on desktop and mobile browsers, browser APIs, browser automation, client-side signals, native mobile applications, Android/iOS behavior, mobile security, emulators, device signals, and mobile automation.
You will help expand our visibility into new signals and patterns that improve fraud detection, model performance, and customer protection.
If you are a talented researcher who enjoys solving complex problems, working with messy real-world data, and building practical defenses against modern fraud and abuse, we want you to join our team.

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.

we are looking for a talented team leader to join the industrys leading digital intelligence Labs group. In this role, you will lead and participate in innovative projects to implement and productize groundbreaking, world-unique capabilities for extracting evidence from Android or iOS devices.
Modern Android and iOS platforms present increasing challenges from a forensics perspective, incorporating robust protection mechanisms such as File-Based Encryption, Secure Element, and mitigations like Pointer Authentication Codes.
our Labs is a team of passionate researchers and developers dedicated to solving cutting-edge digital intelligence challenges, staying years ahead of others in the industry.
Our world-class R&D efforts assist law enforcement agencies by enabling lawful evidence extraction, helping to bring criminals to justice every day.
Key Responsibilities:
Oversee Vulnerability Research Projects: Lead and manage projects focused on discovering and exploiting vulnerabilities in mobile platforms.
Mentor and Guide Team Members: Provide mentorship and guidance to researchers, helping them navigate complex technological challenges.
Deliver Comprehensive Solutions: Develop complete solutions, moving beyond proof-of-concept demonstrations to fully implementable exploits.
Recruit and Develop Talent: Identify and recruit new researchers as needed, building a skilled and dynamic team to enhance the department's capabilities.

Our company is a global leader in automotive cybersecurity. Since 2016, weve been the trusted cyber partner of the Volkswagen Group, protecting over 2 million vehicles with our cutting-edge solutions in intrusion detection, vulnerability management, and security testing. We turn innovation into action at the intersection of mobility and security - delivering solutions that protect millions of vehicles worldwide.
What Youll Do
As an Embedded Cyber Security Researcher, youll dive deep into the heart of modern vehicles, uncovering vulnerabilities and helping manufacturers build safer, more secure systems. Your responsibilities will include:
Conducting offensive security research on embedded automotive systems.
Hacking into ECUs (Electronic Control Units) from various OEMs to identify and exploit vulnerabilities.
Reverse engineering firmware and hardware components.
Investigating cryptographic systems, privacy mechanisms, and anti-theft technologies.
Collaborating with internal teams and external partners to deliver actionable insights and recommendations.

As a talented researcher, you will be joining the industrys leading digital intelligence Security Research Labs group. In this position you will be taking part and leading new projects in little-explored vulnerability research territories, producing world-unique capabilities to extract evidence from phones and other embedded devices. Recent phones (from burner phones to the latest flagships) are increasingly challenging from a forensics perspective, and involve hardware-backed encryption (FDE/FBE), secure boot chains (Verified Boot/dm-verity), evolving hardened SELinux policies, as well as adventures in ARM TrustZone secure worlds.
Key Responsibilities:
You will join Cellebrites digital intelligence Security Research Labs Group and be a part of a team of passionate researchers, dedicated to solving modern digital intelligence challenges, years ahead of others in the industry. Our world-class research results assist law enforcement by enabling lawful evidence extraction, and putting criminals behind bars, every day.
You are a security researcher who cares about the ethical use case for his/her work, and if the art of engineering and crafting a platform-wide native payload in a fragmented ecosystem of gaping variance is the kind of challenge you appreciate, you belong with us. We need your help to make the world a safer place.

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.

Your Career
If you are an innovator at heart and passionate about redefining how organizations secure modern environments end-to-end, we're looking for you.
We're looking for a Manager to lead a security research team for detection and response across cloud environments.
This is an opportunity to lead an exceptional group of researchers working on a startup-level product within the largest security company, helping revolutionize how organizations protect their Kubernetes and hybrid cloud environments.
Your Impact
Lead, mentor, and grow a team of talented security researchers focused on defending organizations as they transition from on-premises data centers to modern cloud and Kubernetes infrastructure.
Drive the strategy and execution of research initiatives to uncover novel techniques for detecting and responding to sophisticated attacks targeting hybrid and cloud-native environments.
Define and prioritize detection use cases, relevant datasets, and innovative analytic approaches combining runtime visibility and posture management across diverse platforms.
Stay up to date with the latest attacker methodologies, APT campaigns, and TTPs to ensure our detection capabilities stay ahead of evolving threats in both legacy and cloud contexts.
Oversee simulation of real-world attacks and deep behavioral analysis to inform and validate detection content.
Foster collaboration across engineering, product management, and go-to-market teams to deliver impactful security solutions.
Represent the team and share insights with the security community through blogs, conference talks, and publications.

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 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