Senior Software Engineer - Endpoint Generative AI Security, Prompt Security

Sentinel Labs
Tel Aviv-Yafo, Tel Aviv District, IsraelPosted 27 February 2026

Job Description

<div class="content-intro"><h3>About Us</h3> <p>At SentinelOne, we’re redefining cybersecurity by pushing the limits of what’s possible—leveraging AI-powered, data-driven innovation to stay ahead of tomorrow’s threats.</p> <p>From building industry-leading products to cultivating an exceptional company culture, our core values guide everything we do. We’re looking for passionate individuals who thrive in collaborative environments and are eager to drive impact. If you’re excited about solving complex challenges in bold, innovative ways, we’d love to connect with you.</p></div><p> </p> <p> </p> <h3><strong>About Us:</strong></h3> <p>At Prompt Security, our mission is to empower organizations to safely harness the transformative power of Generative AI. As a one-stop security platform, we provide visibility, governance, and real-time protection against all Generative AI concerns, enabling organizations to innovate and prosper in the age of AI without compromising on security.</p> <h3><strong>What are we looking for?</strong></h3> <p>Join our new Sensors Team, where you’ll build the lightweight security components that power our Generative AI Security platform. This includes developing core sensors and enforcement mechanisms that operate across diverse environments—from endpoints and browsers to production workloads—enabling real-time, adaptive security. You’ll collaborate with expert engineers, tackle high-impact security challenges, and expand your expertise in AI security, helping to shape the next generation of protection at scale.</p> <h3><strong>What will you do?</strong></h3> <ul> <li>Continuously optimize sensor components for minimal system footprint, ensuring high performance, low resource consumption, and maximum reliability.</li> <li>Contribute to the evolution of AISPM by helping design adaptive policy logic, improving decision engines, and expanding coverage across platforms.</li> <li>Build endpoint solutions focused on security, integrating them with our platform for real-time threat detection and data protection.</li> <li>Collaborate with security engineers, QA, and product teams to reach customer/business goals.</li> <li>Stay current with the latest developments in Generative AI and platform security, incorporating relevant advancements into our agents and extensions.</li> </ul> <h3><strong>What skills knowledge should you bring?</strong></h3> <ul> <li>At least 4 years of experience in Python, Node.js or comparable language</li> <li>Experience with macOS and Windows Endpoint Security</li> <li>Proficiency in OS architecture and internals</li> <li>Excellent problem-solving skills and attention to detail</li> <li>Proficiency in browser extension development (Chrome, Firefox, etc.) - <strong>Advantage</strong></li> </ul> <ul> <li> <h3><strong>Why us?</strong></h3> <p>We are at the forefront of the most dominant space of the Cyber Security market. You'll be working closely with some of the best researchers on the planet on the most innovative and challenging features that will shape the future of Cyber Security. You will be part of a truly global team that is rapidly growing around the world, on an amazing journey of success. You will work with great people in an open, fun environment, and you will be part of an organization that truly values its people.</p> <ul> <li><strong>Study Funds</strong>- SentinelOne contributes 7.5% over your base salary (no tax ceiling is applied), and employees contribute 2.5% of their base salary</li> <li><strong>Pension fund</strong>- SentinelOne contributes to your pension fund according to local law. Pension contribution may vary based on the selected plan.</li> <li><strong> RSUs</strong>- 4 years vesting with 1-year cliff and then quarterly.</li> <li><strong>Annual bonus</strong> (depending on the performance of the company) paid out in 2 cycles</li> <li><strong>Employee Stock Purchase Plan</strong>- The plan enables employees to purchase SentinelOne stocks at discounted prices vs. mark ... (truncated, view full listing at source)