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Senior Data Scientist
BitsightRemote Portugal, PortugalRemotefull_timeVerifiedPosted 23 Sept 2025
About the role
<p><span>Bitsight is a cyber risk management leader transforming how companies manage exposure, performance, and risk for themselves and their third parties. Companies rely on Bitsight to prioritize their cybersecurity investments, build greater trust within their ecosystem, and reduce their chances of financial loss.<br/>Built on over a decade of technological innovation, its integrated solutions deliver value across enterprise security performance, digital supply chains, cyber insurance, and data analysis.</span></p><ul><li><span>We invented the cyber ratings industry in 2011</span></li><li><span>Over 3000 customers trust Bitsight</span></li><li><span>Over 750 teammates are dispersed throughout Boston, Raleigh, New York, Lisbon, Singapore, and remote</span></li></ul><p></p><p><span>Our team is looking for a seasoned and talented Data Scientist, who is experienced in collaborating with cross-functional teams to design, implement, and deploy ML/AI solutions that drive business impact. The ideal candidate will be skilled in building and enhancing predictive models, automating feedback loops for production systems, and creating scalable data products to support Bitsight’s cyber risk platform.</span></p><p></p><p><b><b>Responsibilities:</b></b></p><ul><li><p><span>Design, implement, and enhance statistical and machine learning models to support product development.</span></p></li><li><p><span>Collaborate closely with Engineering, Product, and other teams to integrate ML/AI capabilities into production systems.</span></p></li><li><p><span>Monitor model performance in production and contribute to processes for continuous improvement.</span></p></li><li><p><span>Create repeatable processes and scalable ML/AI data products for development and deployment.</span></p></li><li><p><span>Contribute new tools, utilities, and code to strengthen shared data science infrastructure.</span></p></li><li><p><span>Document work clearly and communicate findings through design docs, presentations, and technical discussions.</span></p></li><li><p><span>Develop ML/AI strategy and operational best practices through insights and opportunity identification.</span></p></li></ul><p></p><p><b><b>Requirements:</b></b></p><ul><li><p><span>Bachelor degree in a quantitative field with minimum 1 year equivalent data science industry experience at the senior level.</span></p></li><li><p><span>Strong programming skills in Python with solid SQL experience.</span></p></li><li><p><span>Experience applying statistical and machine learning techniques to real-world problems with measurable outcomes.</span></p></li><li><p><span>Proven track record working with distributed compute systems in a cloud provider such as AWS or GCP.</span></p></li><li><p><span>Experience deploying and monitoring ML/AI models in production environments</span></p></li><li><p><span>Strong communicator who thrives in cross-functional collaboration and is motivated to drive business impact through data science.</span></p></li><li><p><span>Responsible, team-oriented, and well-organized.</span></p></li></ul><p></p><p><b><b>Preferred:</b></b></p><ul><li><p><span>Advanced degree with research experience.</span></p></li><li><p><span>Prior experience in cyber security.</span></p></li><li><p><span>Hands-on experience on advanced ML techniques such as neural networks, deep learning, graph neural networks, or related approaches.</span></p></li><li><p><span>Experience working with GPU-based training systems at the code and system level</span></p></li><li><p><span>Experience working on both structured and unstructured data sources (text, logs, or web data).</span></p></li><li><p><span>Interest in contributing to shared codebases or publishing technical knowledge.</span></p></li></ul><p></p><p><b><span>Belonging & Inclusion</span></b><span><b>. </b>Bitsight is proud to be an equal opportunity employer. This means we do not tolerate discrimination of any kind and are committed to providing equal employment opportunities regardless of your gender identity, race, nationality, religion, sexual orientation, status as a protected veteran, or status as an individual with a disability.</span></p><p><b><span>Culture.</span></b><span> We put our people first. Bitsight offers best in class benefits. We devote the same energy to nurturing our company's inclusive culture as we apply to serving our customers' needs. Working at Bitsight will give you the opportunity to fulfill your professional goals and expand your skills.</span></p><p><b><span>Open-minded.</span></b><span> If you got to this point, we hope you’re feeling excited about the job description you just read. Even if you don’t feel that you meet every single requirement, we still encourage you to apply. We’re eager to meet people that believe in Bitsight’s mission and can contribute to our team in a variety of ways.</span></p><p></p><p><span><span>Bitsight also provides reasonable accommodations to qualified individuals with disabilities
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