Senior Data Scientist
This role combines strong Data Science expertise with the ability to independently lead impactful, production-grade work in complex environment.
The role focuses on developing AI capabilities on top of complex data in a security product environment. It requires independent thinking, analytical rigor, curiosity, flexibility, and strong technical ability. It also requires leading work end-to-end, breaking down complex problems, conducting structured research, and collaborating effectively across teams.
Key Responsibilities
- Lead Data Science initiatives from problem definition through validation, production deployment, and monitoring
- Develop AI-driven capabilities, including, domain-adapted models, prediction, anomaly detection, classification and AI agents
- Adapt and fine-tune LLM-based solutions
- Break down complex problems into clear components and drive structured research and iterative development
- Choose the right approach for each problem, starting from simple baselines and progressing to more advanced methods when needed
- Design solutions with awareness of production constraints and system limitations
- Help shape solution architecture
- Work closely with product, engineering, and other stakeholders across the company
- Present findings, ideas, and results clearly at different levels, from technical peers to managers
- ·Support team knowledge sharing, brainstorming, and guidance of other team members
- M.Sc. in Data Science, Operation research, Statistics, Mathematics, or a related quantitative field
- At least 5 years of hands-on Data Science experience, delivering end-to-end solutions into production environments
- Strong applied AI experience and deep understanding of model behavior in practice
- Strong Python skills and experience with the modern Data Science ecosystem, including NumPy, Pandas, Scikit-learn, and deep learning frameworks
- Good understanding of LLMs and model adaptation methods
- Experience working with SQL, databases, and data systems
- Strong problem-solving skills, analytical rigor, and ability to work independently
- Excellent communication and teamwork skills
- Curiosity, flexibility, and eagerness to continuously learn new techniques and technical skills
Advantage
- Experience with graph technologies and network-structured data
- Experience designing AI agents or multi-step reasoning systems
- Background in network security, policy management, or compliance-related domains
- Experience with production services, APIs, or integration of Data Science solutions into product environments
- Experience developing solutions for enterprise environments with operational or architectural constraints
Top Skills
What We Do
Tufin is a world leading network security policy management company, managing and automating security changes across next gen firewalls and network devices. We are a hybrid technology, supporting on/off prem and cloud services. The automation orchestration piece is what sets us apart in the market, as this allows us to help our customers to implement their security changes in hours or minutes vs. days. Since going public in April 2019, Tufin has continued to be the market leader in the space!
Why Work With Us
Here at Tufin, we pride ourselves on being a transparent organization where the door is always open & treating others with respect and care is our top value (hence our “no asshole” policy). We believe that every employee is important in achieving our mission & as we continue to grow, we are making sure that we are maintaining our unique culture.
Gallery
Tufin Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.









