The Role You Are Perfect For at Irregular (Tel Aviv, Israel)

Irregular· Tel Aviv, Israel·5d ago

Role details

Work type

Onsite

Employment

Full-Time

Job description

We’re always excited to meet people who excel at what they do, care deeply about AI Security, and want to solve problems that are both challenging and important. If you thrive in ambiguity, bring unique skills or perspectives, and are eager to contribute to our mission, we’d love to hear from you - even if there’s no “perfect” role listed yet. Tell us what you bring. We’ll explore how to build with you.

Why work at Irregular

Mission-driven work: The opportunity to work on what the founders describe as “the defining problems of AI security” and to build the defenses that will keep advanced AI secure for the world.
Elite, talent-dense team: Work alongside AI scientists, top cyber experts, and senior leaders from the world’s most prestigious institutions. The culture emphasizes curiosity, high standards, and intellectual rigor.
Resources & backing: Backed by top-tier investors (Sequoia, Redpoint) with significant funding ($80M), and already profitable, providing strong stability and runway.
Work policy: Hybrid workspace in Tel Aviv, Israel. Most roles are listed as “In-Office” or hybrid with a typical expectation of on-site presence.
Hiring process: A structured, multi-stage process designed to reduce bias and allow candidates to showcase their strengths. Stages include an exploratory chat, a take-home assignment (approx. 5 hours) or online interview, a day of 2-3 technical interviews, and a leadership fit interview. The company is committed to moving swiftly and accommodating candidate timelines.

About Irregular

Company Overview

One-liner: Irregular is the world’s first frontier security lab, building next-generation defenses to protect the world from increasingly capable and sophisticated AI systems.
Entity Type: Private (Series A)
Headquarters: Tel Aviv, Israel
Founded: 2023
Founders: Dan Lahav (CEO) and Omer Nevo (CTO)

Core Business

Primary industry/industries: AI Security / Cybersecurity
Target customers: B2B – Primarily the world’s leading AI labs (Anthropic, OpenAI, Google), enterprises deploying advanced AI, and governments (including the UK government).
Mission or purpose statement: “Protecting the world in the time of increasingly capable and sophisticated AI systems.”

Products & Services

Frontier AI Security Platform: A high-fidelity research platform that simulates and monitors real-world AI security scenarios. The platform analyzes models, simulates attacks, and identifies new types of vulnerabilities to build next-generation defenses. The core offering focuses on “model control” – securing AI systems from within, rather than traditional perimeter defenses.

Market Standing

Valuation/Market Cap: Not publicly disclosed
Key Metric: $80 million in total funding (as of September 2025); the company became profitable in 2025.
Notable Investors/Partners: Sequoia Capital, Redpoint Ventures, Swish Ventures (Omri Caspi), and prominent angel investors including Wiz founder Assaf Rappaport and Ofir Ehrlich (Eon). Clients include Anthropic, OpenAI, Google, and the UK government.
Growth Signals: Named #1 Most Promising Startup in Israel (2026) by Calcalist and CTech’s annual Top 50 list. Recognized on the AI 50 Brink list (2026). Signed multiple seven-figure contracts in 2025. The founders report constant inbound interest from investors, receiving proposals “every day, non-stop.”

Competitive Advantages

First-mover & unique positioning: Irregular is the first company explicitly founded as a “frontier security lab” focused exclusively on the security of advanced AI systems, positioning itself as the “Check Point of the AI revolution.”
Deep integration with top AI labs: The company holds a contract signed by Anthropic’s founder Dario Amodei, and works directly with OpenAI and Google, giving it unparalleled access to and insight into the most advanced AI models.
Research-driven approach: The team has demonstrated groundbreaking research, including showing that two AI agents can communicate and collaboratively bypass their own safety safeguards.
Talent density: The small team (approx. 40 employees) is described as “talent-dense,” comprising AI scientists published in top venues, senior leaders who have scaled R&D organizations into the hundreds, world debate champions, and top cyber and national security experts.

Strategic Focus

Primary focus: Building a foundational, large-scale company akin to Palo Alto Networks or CrowdStrike, but for the AI era. The core strategic bet is that traditional cybersecurity paradigms are broken by AI, and the future lies in “system control” – securing AI models from the inside.
Growth direction: Scaling the team and platform to meet exploding demand from AI labs, enterprises, and governments. The company is actively hiring across research, engineering, and policy roles to accelerate product development and expand into new verticals.

Sources

Job description

Why work at Irregular

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