At One Identity we know that companies with a strong positive culture perform so much better. That is why every day we strive to create a collaborative and inclusive working environment where our people can feel empowered to succeed.

One Identity is an award-winning IT management software provider offering a broad selection of solutions that solve some of the most common and most challenging IT problems.

Our team in Hungary consists of more than 160 employees, with more than 130 engineers, including developers, test automation engineers, UI/UX designers, DevOps experts, internal IT and Support engineers. We are a rapidly growing company, currently recruiting for a Lead AI/Machine Learning Engineer to join our AI and Data Engineering team. and we are very excited to talk to individuals that are seeking a challenging and forward-thinking place to work! 

We have a strong people culture with managers who give us space to grow, listen to our ideas and allow us to implement them. We are a team of great people who are willing to extend help, enjoy having fun together, and supporting each other.

• You will work with data scientists to translate prototypes into scalable, production-grade systems.
• You will have the freedom to build, optimize, and deploy ML models for real-time or batch inference.
• You will develop APIs and services to expose model outputs to products or internal tools.
• You will monitor model performance, data drift, and false positives/negatives.
• You will collaborate with MLOps and data engineering to maintain training pipelines.
• You will contribute to the design of explainable, auditable, and ethical AI systems.
• You will lead the development and deployment of production-grade ML systems.
• You will optimize inference performance, scalability, and monitoring pipelines.
• You will mentor less-experienced engineers on model serving, deployment, and testing.

• You should have 5+ years of experience in machine learning engineering or software development with ML focus.
• You should have deep understanding of model optimization, latency trade-offs, and DevOps for ML.
• You should have proven ability to integrate ML services into product stacks securely and reliably.
• You should have strong coding skills in Python and ML libraries (e.g., scikit-learn, XGBoost, PyTorch, TensorFlow).
• You should have experience with deploying models using Docker, Kubernetes, FastAPI/Flask.
• You should have familiarity with experiment tracking tools (MLflow, Weights & Biases).
• You should have solid understanding of model validation, A/B testing, and monitoring in production.

Nice-to-have

• Bachelor's degree in Computer Science, Engineering, or a related field. Master's degree preferred.
• Domain knowledge in cybersecurity or behaviour analytics.
• Experience with unsupervised ML, anomaly detection, or graph-based learning.
• Awareness of AI governance and model explainability (e.g., SHAP, LIME).
• Understanding of CI/CD workflows and DevOps principles in ML contexts.

Company Description  

One Identity enables organizations of all sizes to better secure, manage, monitor, protect, and analyze information and infrastructure to help fuel innovation and drive their businesses forward. With team members around the globe, we intend to continue to grow revenues and add value to customers.  

When you join our team, you will have the opportunity to build and develop products at a scale few others can provide. Our product portfolio serves a large base of customers and we are addressing the strategic imperatives for enterprise businesses. Working with some of the most talented employees the industry has to offer, we provide enhanced career opportunities for team members to learn and grow in a rapidly changing environment.  

Why work with us?  

-Life at One Identity means collaborating with dedicated professionals with a passion for technology.  

-When we see something that could be improved, we get to work inventing the solution.  

-Our people demonstrate our winning culture through positive and meaningful relationships.  

-We invest in our people and offer a series of programs that enables them to pursue a career that fulfills their potential.  

-Our team members’ health and wellness is our priority as well as rewarding them for their hard work.  

One Identity is an Equal Opportunity Employer and Prohibits Discrimination and Harassment of Any Kind: One Identity is committed to the principle of equal employment opportunity for all employees and to providing employees with a work environment free of discrimination and harassment. All employment decisions at One Identity are based on business needs, job requirements and individual qualifications, without regard to race, color, religion or belief, national, social or ethnic origin, sex (including pregnancy), age, physical, mental or sensory disability, HIV Status, sexual orientation, gender identity and/or expression, marital, civil union or domestic partnership status, past or present military service, family medical history or genetic information, family or parental status, or any other status protected by the laws or regulations in the locations where we operate. One Identity will not tolerate discrimination or harassment based on any of these characteristics. One Identity encourages applicants of all ages.  

Come join us. For more information, visit us on the web at One Identity Careers | Explore Opportunities with the OI Team 

Job seekers should be aware of fraudulent job offers from online scammers and only apply to roles listed on quest.com/careers using our applicant system. Note: We do not use text messaging or third-party messaging apps like Telegram to communicate with applicants, so please exercise caution if you are approached in this way and only interact with people claiming to be Quest employees if they have an email address ending in @quest.com or @oneidentity.com 

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