Staff Data Scientist

Our Purpose At SentinelOne, we are driven by a clear purpose: to give the advantage to those who secure our future. As AI reshapes how organizations build, operate, and innovate, the responsibility to protect them becomes more critical than ever. When you join SentinelOne, your work helps protect global enterprises, critical infrastructure, and the technologies shaping tomorrow. If you are motivated by meaningful challenges and want your impact to be real, measurable, and global, you will find purpose here. About Us SentinelOne is a company at the intersection of AI and security, pioneering a new operating model for cybersecurity. Our AI-native platform unifies protection across endpoint, cloud, identity, data, and AI systems to deliver autonomous detection and response with clarity and speed. By combining real-time analytics, intelligent automation, and a unified data foundation, we reduce noise, simplify complexity, and empower security teams to focus on what truly matters. Our teams are builders, problem-solvers, and innovators committed to shaping the future of security. If you are excited to solve hard problems alongside talented, mission-driven people, we invite you to help us build a safer future for humanity. What Are We Looking For? We’re looking for people who are relentlessly curious and committed to continuous learning. AI is reshaping every function across our business, and we enable every team member, regardless of role or level, to build fluency in AI tools and concepts. Those who thrive here actively seek out new solutions, experiment thoughtfully, and apply what they learn to drive better, faster, smarter outcomes. As a Staff Data Scientist, you'll play a key role in our cyber defense efforts developing, training, and deploying analytical models to identify and mitigate threats and protect our customers. Working alongside detection engineers, threat hunters, security researchers, and data engineers, your work will translate directly into real-world solutions that strengthen our security posture. If you're passionate about data science and excited by high-impact cybersecurity challenges, this role is for you. What Will You Do? Primary responsibilities include: Prepare for significant challenges and meaningful impact. You will not just solve problems, you will address complex, real-world cyber scenarios, directly contributing to the safety and security of our global customer base. You will join a team of leading industry experts, gaining access to unique, proprietary data - an essential resource for solving the most intricate cybersecurity puzzles. This role offers the chance to lead and innovate on pivotal projects that will advance our threat detection and threat hunting capabilities. At SentinelOne, you will be a vital contributor to the future of cybersecurity. You will collaborate with some of the finest minds in the industry to overcome extraordinary challenges. Join us in shaping the next generation of cyber protection! What Skills and Knowledge Will You Bring? Ideal candidates will have: 5+ years in applied data science and ML, with depth in both model development and the data-centric work that makes models actually work - dataset design, curation, and evaluation. Strong programming skills in Python. Hands-on experience with modern NLP and deep-learning tooling - fine-tuning transformers, sentence-transformers, PyTorch and the like. Proven ownership of projects end-to-end - from EDA and research through development, evaluation, and shipping to production. Excellent communication: clearly explaining models and the data/evaluation decisions behind them to technical and non-technical stakeholders Rigorous experimental methodology: building leak-free train/test splits and trustworthy evaluation, diagnosing and handling label noise, sample weighting, and curating datasets. Experience in leading cross-functional projects between R&D and product teams Ability to frame open-ended problems, set technical direction, and raise the bar for those around you. Interest in cybersecurity and understanding of the threat landscape Preferred Qualifications: Experience in software development, cybersecurity or related fields Experience with cloud-based technologies such as AWS, Azure, or Google Cloud Why SentinelOne? AI is redefining how the world operates and rewriting the rules of security in real time, and SentinelOne was built for this moment. From day one, we architected an AI-native platform designed to operate at machine speed, not as an add-on to legacy systems but as the foundation itself. If you want to build where innovation and impact move together, this is that place. We invest in our Sentinels with comprehensive, competitive benefits designed to support you and your family: Equity & Rewards Restricted Stock Units (RSUs) Employee Stock Purchase Plan (ESPP) Time Off & Wellbeing Competitive leave benefits Gender-neutral parental leave Employee Assistant Program Workout sessions and a Wellness App Insurance & Financial Security Medical and insurance benefits Pension Employee Assistance Program (EAP) Work Perks & Flexibility Global home office allowance Mobile phone reimbursement SentinelOne is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. SentinelOne participates in the E-Verify Program for all U.S. based roles.