Top Cybersecurity Jobs in Jerusalem

Leads the architecture and delivery of GitLab’s static analysis engine and evaluation tooling. Owns program modeling, vulnerability detection quality, SAST rules, AI-assisted development guardrails, and benchmark validation. Sets technical direction, mentors engineers, coordinates complex initiatives, contributes to research and open source, and participates in on-call rotations. The role requires deep program analysis, application security, systems programming, performance optimization, containerized CI/CD, and experience building trustworthy LLM tooling.

Lead hands-on product security architecture across GitLab, including design reviews, threat modeling, systemic risk remediation, security standards, prototypes, and reusable developer guardrails. Partner with engineering and product leaders, secure distributed systems and software supply chains, guide AI coding tool security, mentor security engineers, and influence technical direction through proactive architecture and clear communication.

Provide technical support for Kaltura’s IPTV and video SaaS solutions to B2B and enterprise customers. Independently troubleshoot technical issues and how-to questions through ticketing, calls, and video meetings, escalating complex cases to integration and R&D teams. Collaborate with engineering, product, professional services, and account management. The role requires SaaS support experience, API and SQL expertise, customer communication, and troubleshooting skills, with video streaming, AWS, scripting, networking, and security experience preferred.

Lead the technical direction and multi-quarter strategy for Microsoft Defender’s identity threat detection research. Investigate identity data and attacker tradecraft, develop resilient detection logic, deliver research into production, and influence product strategy across engineering, product management, and data science. Mentor researchers, establish generative AI-assisted security workflows, and represent Microsoft through publications, conferences, and industry engagement.

Conduct deep security research and threat hunting to develop production-ready prevention, detection, and disruption capabilities. Analyze massive telemetry using big-data queries to identify novel attacker TTPs, partner with engineering to ship scalable protections, and continuously refine coverage using real-world attack data.

Lead and mentor a software engineering team while maintaining hands-on involvement in backend development, architecture, and technical problem-solving. Design scalable cloud-native services and distributed systems, drive complex project execution, uphold code quality and reliability standards, collaborate with product and security teams, and support hiring and team growth.

Lead Legit Security’s Security Analyst team, overseeing threat detection quality, threat intelligence, security content, incident response, and customer-facing analysis. Manage analyst development and performance, set the team roadmap with engineering, product, and marketing, guide responses to supply chain and application security incidents, publish thought leadership, and present findings to security executives.

Conduct original security and vulnerability research focused on modern workspace threats. Reverse-engineer software, design experiments, build proofs of concept and research tools, translate attack techniques into detections, and validate detection effectiveness. Independently lead complex projects from concept through publication, track emerging AI, browser, IDE, and desktop technologies, and communicate findings to technical and non-technical audiences.

Investigate nation-state attacks, analyze large-scale security telemetry with KQL, develop detection rules and AI-assisted automation, validate protection coverage, and translate research findings into production-ready security code. Collaborate with researchers, engineers, and product teams while gaining experience in cloud security, threat hunting, detection engineering, distributed systems, Kubernetes security, and platform security.

Develop backend services and cyber defense solutions for Microsoft Security. Responsibilities include improving service lifecycles, analyzing complex system behavior, streamlining deployments, reducing costs, collaborating across engineering and security teams, and using AI-assisted development tools. The role requires hands-on backend software development experience, initiative, and the ability to design and operate scalable services in cloud or on-premises environments.

Leads end-to-end design and delivery of complex features for a cloud-native platform. Owns architecture, writes design documentation, decomposes ambiguous AI-related problems, and operates scalable Kubernetes systems. Provides technical mentorship, improves engineering practices through code review and AI tooling, and makes performance, reliability, and cost trade-offs. Requires strong backend development, frontend familiarity, database and cloud expertise, and practical experience using AI tools and building production systems.

Monitor facility access, security technology, CCTV, and fire alarm systems; conduct interior and exterior patrols; inspect key assets; assist with emergency evacuations; document incidents; provide professional guidance to visitors, employees, customers, and vendors; and de-escalate safety or security threats. The role requires strong communication, attention to detail, process adherence, independent decision-making, and availability for overnight, weekend, and holiday shifts.

Track and investigate nation-state and advanced persistent threat actors, analyze adversary behavior and attack chains, and produce actionable threat intelligence. Develop threat discovery, hunting, detection, and disruption techniques; analyze malware, cloud intrusions, host telemetry, and logs; and collaborate with security, engineering, product teams, customers, and external partners to strengthen defensive capabilities.

Own the vision, roadmap, policy model, and delivery of Microsoft Defender’s proactive protection capabilities, including predictive shielding, vulnerability shielding, and identity takeover protection. Partner with engineering, security research, design, enterprise customers, and global teams to define features, validate autonomous protection, measure risks and false positives, guide preview-to-GA releases, and represent the product externally.

Conduct advanced application security research across GitLab’s DevSecOps and AI-powered platforms. Identify and exploit novel, systemic, and chained vulnerabilities; develop proof-of-concept exploits, testing methodologies, and research automation; assess AI attack vectors and open-source dependencies; drive remediation and security improvements; advise engineering teams, contribute to roadmaps, mentor researchers, and share findings with the security community.

Conducts advanced application security research across GitLab’s DevSecOps and AI-powered platforms. Responsibilities include discovering and exploiting systemic vulnerabilities, penetration testing, developing proof-of-concept exploits, researching AI and agentic security threats, building automated research tooling, coordinating remediation, mentoring security professionals, and communicating findings to engineering and security communities.

Conduct advanced security research across operating systems, cloud environments, enterprise software, APIs, microservices, and containers. Discover vulnerabilities, reverse-engineer software, develop proof-of-concept tools, use AI to accelerate research, publish findings through blogs and conferences, and collaborate with detection and product teams to turn discoveries into security capabilities.

Defines enterprise technical security-control standards across identity, endpoint, network, cloud, data, application, and logging domains. Validates control design and effectiveness through configuration reviews, evidence testing, analytics, and telemetry. Automates evidence collection and continuous monitoring, translates regulatory requirements into technical objectives, leads gap remediation and risk acceptance, advises cybersecurity, GRC, audit, technology teams, and executives, and mentors security professionals.

Research how adversaries exploit generative AI, LLMs, autonomous agents, on-device assistants, and multimodal systems. Conduct hands-on adversarial prompting and jailbreak research, develop tooling, translate findings into defensive product improvements, and publish security research through blogs and conference talks. Serve as a subject matter expert in adversary tradecraft and security operations while collaborating with researchers and business units.

Develop and operate full-stack cybersecurity solutions across Microsoft Security teams. Responsibilities include building backend cloud or on-premises services, developing scalable front-end applications, improving service lifecycles, analyzing complex systems, streamlining deployments, and collaborating across engineering, security, data science, and program teams. The role also involves using AI-assisted tools and integrating AI capabilities into resilient, large-scale systems.

Embeds security throughout the software development lifecycle by performing application, API, mobile, cloud, and software supply-chain security assessments. Conducts threat modeling, architecture reviews, secure code reviews, and vulnerability validation; partners with developers on remediation; improves CI/CD security controls and secure coding standards; and prioritizes application risk based on exploitability, asset criticality, and business impact.

Lead end-to-end incident response for high-severity security events across cloud environments, perform DFIR investigations, build detection and automation (including AI-assisted) workflows, partner cross-functionally, produce executive communications and RCAs, maintain runbooks/playbooks, and mentor other engineers within a 24/7 global on-call model.

Lead security architecture reviews, threat modeling, and architectural assessments for complex systems spanning operating systems, virtualization, cloud, containers, applications, and AI. Identify systemic security weaknesses, influence engineering teams, and drive secure redesign. Build AI-assisted security capabilities, integrate AI agents and analysis workflows, prototype security automation, and communicate risks and mitigations to technical and non-technical stakeholders.

Build and maintain Ruby on Rails backend features for vulnerability management, including security dashboards, reports, and ingestion pipelines. Improve system performance, reliability, and scalability; collaborate across backend, frontend, product, design, and security teams; review code; address technical debt; and participate in on-call rotations. The role requires relational database experience, distributed-team collaboration, technical problem-solving, and contributions across the stack when needed.

Leads Cynet’s Product, Engineering, and Counter Adversary Operations organizations, owning company-wide technology and product strategy, AI adoption, product quality, release predictability, cybersecurity platform integration, and customer outcomes. Serves as Managing Director of the Tel Aviv office, overseeing site stability, culture, talent attraction, employee experience, and cross-team leadership. Partners with executive leadership to align technology and product strategy with commercial goals.