Principal Data Scientist

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 prioritise their cybersecurity investments, build greater trust within their ecosystem, and reduce their chances of financial loss. 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.

Our team is hiring a senior technical leader in the Principal Data Scientist role. We are seeking a practitioner with extensive ML/AI product development experience who can drive innovation at scale, guide cross-functional initiatives, and meaningfully contribute to Bitsight’s long-term business and technical strategy. Specifically, this role will be in charge of designing and deploying advanced, production-grade ML/AI applications within our AI-driven entity mapping and Graph of Internet Assets (GIA) data engine, leveraging advanced graph technology and ML/AI models to discover complex entity and asset relationships and map internet-connected assets at a global scale.

• Identify and drive high-impact ML/AI initiatives that advance Bitsight’s broader ML/AI strategy and long-term technical roadmap.
• Design, build, and deploy production-grade ML models and automation systems that support critical business features.
• Develop and maintain end-to-end ML pipelines, including data extraction, feature engineering, training, evaluation, deployment, monitoring, and automated feedback and retraining loops.
• Architect scalable ML/AI components that improve performance and reliability across cloud-based distributed systems.
• Analyse large-scale cybersecurity datasets to identify opportunities for improved classification, detection, and automation.
• Translate ML/AI outcomes into actionable product decisions and collaborate closely with other stakeholders internally and externally.
• Establish and promote best practices for ML/AI development, model operations, and data-quality standards.
• Mentor technical contributors across teams, elevating technical quality and accelerating development.
• Provide leadership in communicating complex findings and decisions to technical and non-technical stakeholders, upholding Bitsight’s documentation-driven culture.

• Advanced degree in a quantitative field or equivalent industry experience.
• Extensive experience (8+ years) delivering ML-powered product features from concept to production.
• Expertise in Python, SQL, distributed compute environments, and cloud platforms.
• Demonstrated ability to lead complex ML/AI initiatives driving business impact.
• Excellent communication skills, with a track record of influencing cross-functional stakeholders and leadership.
• Proven capability to bring structure to ambiguous problem spaces and drive them toward actionable, high-impact outcomes.

• Experience with advanced ML techniques such as deep learning, GNNs, anomaly detection, or probabilistic modeling.
• Experience defining or influencing ML/AI practices and strategies across the business, particularly for Principal-level candidates.
• Background in cybersecurity, threat intelligence, or large-scale network analytics.

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.

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 fulfil your professional goals and expand your skills.

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.

Bitsight also provides reasonable accommodations to qualified individuals with disabilities or based on a sincerely held religious belief in accordance with applicable laws. If you need to inquire about a reasonable accommodation, or need assistance with completing the application process, please email recruiting@bitsight.com. This contact information is for accommodation requests only, and cannot be used to inquire about the status of applications.

Bitsight is committed to compliance with all fair employment practices regarding citizenship and immigration status. Bitsight will not discharge, discipline or in any other manner discriminate against any employee or applicant for employment because such employee or applicant has inquired about, discussed, or disclosed the compensation of the employee or applicant or another employee or applicant.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. Qualified applicants with criminal histories will be considered for employment consistent with applicable law. This position may be considered a promotional opportunity pursuant to the Colorado Equal Pay for Equal Work Act.