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We are seeking an exceptional, strategic, and hands-on Director of Tax - Israel to lead and oversee all corporate tax strategy, compliance, tax policy, and controversy management for our Israeli entities and regional operations. In this role, you will serve as the primary tax authority for Israeli tax matters, advising leadership on complex domestic and international cross-border transactions, transfer pricing structures, equity compensation programs, and regulatory engagement with the Israel Tax Authority. The ideal candidate brings a proven track record of tax leadership within a multinational high-tech environment or Big 4 tax practice, combining deep technical knowledge of Israeli tax law with strong global business acumen. This position offers the opportunity to work alongside a diverse group of talented and high-performing colleagues within a fast-paced and dynamic environment.
This position is based in Tel Aviv, and is expected to be onsite at least 3 days per week. It reports to the VP of Global Tax based in California and will continuously collaborate with the global tax team.
Key Responsibilities:
Manage approved enterprise status and incentives, R&D and Innovation Tax Credits, and Corporate Structuring.
Support the timely preparation, review, and filing of all Israeli tax returns to ensure compliance.
Partner with global tax and accounting teams to calculate and manage Israeli tax provisions and ASC 740.
Advise on tax-related statutory accounts preparation in collaboration with the accounting team.
Oversee structural design, ITA pre-rulings, and operational execution of employee equity plans under Section 102.
Support intercompany transfer pricing policies in alignment with company structure and guidelines.
Optimize cross-border withholding tax positions and leverage Israels bilateral tax treaties to mitigate double taxation.
Serve as the representative of the company before the Israel Tax Authority and collaborate with advisors.
Manage strategy and defense for tax audits, assessment proceedings, and dispute resolutions.
Support pre-rulings, APA, MAP on complex corporate transactions, Transfer Pricing, M&A, and restructurings.
Support tax due diligence, deal structuring, integration, and post-merger tax rationalization for acquisitions.
Evaluate and implement strategies for global tax developments, including OECD Pillar Two GloBE rules.

Required Sr. Principal AI Researcher, AI Transformation
Job Summary
Shape the future of AI-powered software engineering. As part of our AI Transformation group, youll join a multidisciplinary group building state-of-the-art, agentic AI systems that directly elevate the productivity of thousands of internal engineers.
We build internal AI infrastructure, frameworks, agents, harnesses, methodologies, and adoption programs powered by cutting-edge LLMs. Whether you are researching novel AI paradigms, architecting platform infrastructure, engineering end-to-end agentic tools, or driving developer enablement, your work will redefine how software gets built at scale.
This is an applied AI research role, where you will be inventing new technology, bringing the latest innovations into our agentic software development practices, and responsible for co-building systems that get deployed to our entire, global Cortex engineering organization.
Key Responsibilities:
Stay at the forefront of AI advancements in agentic coding and integrate state-of-the-art techniques.
Build functional Proof of Concepts (PoCs) and architectural skeletons to evaluate new AI techniques before scaling.
Critically audit and challenge internal AI solutions, benchmarks, and architectures to prevent technological obsolescence.
Design rigorous testing methodologies to assess model accuracy, latency, cost efficiency, and drift across solutions.
Research and design advanced knowledge-retrieval architectures, including standard and graph-based RAG and hybrid contextual search.
Collaborate with core AI engineering to transition validated prototypes into reusable components for our engineering workforce.
Coordinate closely with the US Foundational AI Research team via flexible evening Israel / morning US meetings.

we are looking for a AI Researcher.
As an AI researcher, you'll be at the forefront of researching advanced frontier model capabilities and agent behavior, and help shape the future of AI security evaluation and mitigation. In this role, you will advance the frontier knowledge of AI and agentic frameworks, methods of assessing their ability, and mitigations for dangerous capabilities.
Representative projects:
Researching capability elicitation methods to enhance model performance in evaluations.
Researching methodologies to assess generalization and coverage in model capabilities evaluation frameworks.
Contributing to academic publications and delivering research findings to customers.
Creating unique solutions to mitigate scenarios of AI loss of control or misalignment.
Advising and supporting the development of the products were building.

we are looking for a Cyber Researcher.
As a cyber researcher , you will be at the forefront of research on AI security. You will engage with questions such as how to protect the weights of an advanced model against cyber threats, and how to evaluate cyber capabilities such as AIs ability to exploit vulnerabilities, carry out network attacks, and develop malware. This role sits at a unique intersection of cybersecurity expertise and AI capabilities, where your background in vulnerability and security research will help shape the future of AI security.
Representative projects:
Expanding the quantity, quality, and variety of our cyber capabilities evaluation challenges (e.g. constructing original CTF-style vulnerability & exploitation challenges, network attack simulation challenges, and more, including original types of challenges).
Leading research into methods to mitigate cybersecurity risks related to the misuse of AI, the theft of model weights, or risks associated with integrating models with dangerous capabilities in AI agents.
Publishing your research and/or delivering research to our customers.
Advising and supporting the development of the products were building.

we are looking for a Research Engineer
As a research engineer , you'll be at the forefront of building systems to evaluate and secure frontier AI models. You'll work on infrastructure and experiments to assess model capabilities, implement agent frameworks, and develop mitigations for advanced AI systems. Your role will involve creating robust evaluation pipelines, developing security-focused testing frameworks, and building tools that help understand and mitigate risks related to frontier models. Youll have a chance to understand the research context and your codes impact and contribute as a meaningful part of a growing team.
Representative projects:
Building a tool to continuously evaluate models and mitigate their risks. From designing the APIs for frontier labs, to building analysis and visualization tools that summarize 10,000+ transcripts into specific conclusions.
Designing and building challenges that measure a models ability to evade discovery, allowing us to see if models can operate on remote systems while avoiding detection by common defensive security tools.
Developing controlled environment frameworks for more secure use of frontier models.
Designing and building agents that improve a models ability to complete complex tasks. Includes many potential avenues, such as incorporating SOTA prompting practices, creating tools for task delegation, and more.
Publishing your research and/or delivering research to our customers.

we are looking for a Senior Software Engineer.
As a Software Engineer , you will take ownership of designing, building, and scaling the production systems that power our evaluation and security platform for frontier AI models.
Your work will focus on creating robust, resilient, and high-performance infrastructure-whether thats distributed pipelines, backend services, or tooling that supports our research teams.
This role is engineering-first with a strong research and cyber component. You will develop systems that must run reliably in production, integrate with external partners, and support large-scale data, experiments, and automated evaluations. Youll drive architectural decisions, lead technical implementations, and shape how our platform evolves.
Representative Responsibilities:
Architecting and scaling production-grade systems and workflows.
Building backend services, APIs, and monitoring tools for large-scale model evaluations.
Designing infrastructure that supports research experiments at scale.
Implementing agent frameworks in production environments
Designing and building challenges that measure a models ability to evade discovery, allowing us to see if models can operate on remote systems while avoiding detection by common defensive security tools.

we are looking for a Senior Full-Stack Engineer.
As a Senior FullStack Engineer, youll join our engineering team and help build the next generation of products as they evolve into intuitive, polished, and powerful experiences for some of the most sophisticated AI organizations in the world.
This is a highly impactful role for an engineer with strong frontend expertise who cares deeply about product quality and user experience, and can both build scalable systems and help lead the technical direction of the frontend. Youll work closely with exceptional engineers, researchers, and founders to turn deeply technical capabilities into user-facing products that are clear, elegant, and highly effective.
Representative Responsibilities:
Build and own full-stack product features end-to-end
Help shape the next generation of the companys products
Lead the technical direction of the frontend architecture, development standards, and engineering culture
Build polished, high-quality user experiences for highly technical users
Collaborate closely with engineers, founders, and product stakeholders on product and technical decisions
Take ownership of projects from idea to production with high autonomy and impact

As a trusted partner, youll collaborate with CFOs, VPs, and Directors of Finance, helping them streamline processes,
optimize reporting, and unlock new insights. Your expertise in FP&A and financial modeling will drive real business impact
for both small and large US businesses.


What Youll Do
Lead customer onboarding, ensuring a smooth and successful implementation of the platform
Simplify financial models, integrating them into an automated workflow
Provide expert guidance on budgeting, forecasting, and reporting best practices
Offer strategic recommendations to enhance efficiency and maximize outcomes
Build lasting relationships with finance professionals and deliver ongoing support

We're searching for someone with approximately 5 years of experience in driving impactful solutions that cater to the unique needs of finance teams in small and medium-sized businesses.
If you are passionate about solving customers' problems and excel at collaborating closely with talented teams to deliver meaningful solutions, then this role is the perfect fit for you! Join us in transforming how finance teams work and helping businesses thrive.

What You'll Do
Own features and product development through a full life cycle (e.g., ideation, design, implementation, launch).
Engage with customers and our customer success teams to identify and prioritize our customers' problems and needs, gather feedback to iterate on existing products, and identify opportunities to drive solutions that best solve these problems while advancing our business goals.
Dive into data and conduct market research to identify trends and understand the competitive landscape to inform product development decisions.
Collaborate with cross-functional teams, including engineering, design, marketing, and sales, to drive successful product development and launches.
Create and maintain a comprehensive product roadmap, ensuring alignment with business stakeholders.
Create and maintain product documentation, including user guides and training materials.