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Senior AI engineer

Spain, Barcelona · Job Posted April 23, 2026
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Job Description

The Data Intelligence team develops and deploys data-driven and AI-powered solutions to optimize operations in the aviation industry, with a specific focus on reducing the sector's CO2 emissions. For example, SITA Opticlimb helps to save fuel for each climb by computing optimal climb speeds considering number of factors like air density, weight ... We are seeking a Senior AI Engineer to lead the design, development, and deployment of AI-driven systems and products. The successful candidate will have a deep expertise in machine learning, along with experience building and maintaining production-grade AI systems. This role combines the expertise of a senior software engineer in system architecture and scalable application development with the capabilities of an AI engineer who can apply data science techniques to understand complex datasets and problem domains, and use that insight to design, train, and deploy machine learning models for production environments. While we require at least 4 years of experience for this role, we are open to considering candidates with less experience who demonstrate the ability to handle this level of responsibility during the interview process.

Job Responsibility

  • Design, develop, and deploy scalable AI and machine learning solutions for production environments
  • Lead the technical architecture and implementation of new features, AI models, or pipelines
  • Work closely with the Flight Operations Expert for AI Products to ensure that the products are optimized for aerial operations and meet necessary safety and operational requirements
  • Own the end-to-end lifecycle of AI models, including data processing, training, evaluation, deployment, and monitoring
  • Ensure code quality, performance, and reliability through best practices in testing, documentation, and continuous integration
  • Manage and mentor the Junior AI Engineer in the development of new products and the maintenance of existing ones
  • Occasionally contribute your expertise to the development of other products

Requirements

  • Bachelor's or Master's degree in Computer Science, Engineering, or a related field
  • At least 4 years of experience in AI product development with Python
  • Strong expertise in machine learning, and data-driven system design
  • Knowledge of or an interest in the aerial industry
  • Strong problem-solving, system design, and technical leadership skills
  • Excellent communication and interpersonal skills

Nice to have

  • Experience working with time series data
  • Passion for climate & sustainability projects
  • Strong leadership and mentorship abilities
  • Experience working in a fast-paced, dynamic environment

What we offer

  • Flex Week: Work from home up to 2 days/week
  • Flex Day: Make your workday suit your life and plans
  • Flex-Location: Take up to 30 days a year to work from any location in the world
  • Employee Wellbeing: Employee Assistance Program (EAP) for you and your dependents 24/7, 365 days/year
  • Champion Health - a personalized platform that supports a range of wellbeing needs
  • Professional Development: Access to world-class platforms and programs like LinkedIn Learning, Microsoft's Enterprise Skills Initiative, Airport Council International, Pluralsight, Harvard Business Publishing, Stanford
  • Competitive Benefits: competitive benefits that make sense with both your local market and employment status

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