AI/ML Engineer

Are you our next creator of change?

Do you want to be part of creating solutions for mitigating climate change? At Neste, you will be working for the world’s leading producer of sustainable aviation fuel and renewable diesel. Together we will accelerate transformation for a more sustainable future.

Reasons to join

Real impact right now. We create solutions for mitigating climate change and accelerating a shift to a circular economy. We live by our values every day; we care, we have courage, we cooperate.

Safety and caring. We value safety always and everywhere. We want our work to feel good and do good. At Neste, we nurture a culture where everyone is welcome and feels safe, respected and encouraged to be their unique true selves.

Exciting growth. Transformation brings new possibilities, fostering both courage and curiosity. As a global company, collaboration is the key, and we believe in flexible, smart ways of working. We support personal development with versatile learning and career opportunities.

In addition, our benefits for employees in Finland include, for example, a personnel fund as part of the overall remuneration, good occupational health care, and an extensive membership in a sickness or health insurance fund. We also support leisure time activities, e.g. by offering benefits for sports and culture. 

About the Role

We are hiring an AI/ML Engineer to develop and deliver AI/ML solutions that enhance core business processes. You will help translate operational challenges into scalable AI applications with measurable impact.

In this role, you’ll work hands-on with data preparation, model building, deployment, and monitoring, while contributing to the continuous improvement of our MLOps practices. You’ll collaborate closely with business stakeholders and senior engineers to ensure that AI products are robust, reliable, and embedded into everyday operations.

Key Responsibilities

• Design, build, and deploy AI/ML models covering the full lifecycle  from prototyping and development to production deployment, monitoring, and maintenance.

• Work closely with business stakeholders to uncover pain points, define valuable use cases, and translate them into AI-native solutions.

• Develop robust APIs and pipelines to integrate models with real-time operations.

• Document solutions to ensure reproducibility and knowledge sharing.

• Validate and monitor data quality to ensure reliable model performance.

• Communicate clearly with non-technical stakeholders to support alignment and adoption.

• Ensure all solutions meet standards for performance, cost-efficiency, and traceability.
  

What You Bring

• 2+ years of applied experience in ML engineering, with at least 1 year in business- or client-facing roles.

• Strong background in Python, SQL, and ML frameworks (e.g., PyTorch, TensorFlow, LangChain).

• Proven experience in cloud-native ML deployment (e.g., GCP Vertex AI, AWS, or Azure ML).

• Experience building CI/CD pipelines for ML, model monitoring, and retraining workflows.

• Familiarity with version control and software engineering best practices (e.g., Git, testing, debugging).

• Experience working with diverse data types (structured, unstructured, or time-series).

• Growth mindset and eagerness to learn new tools and frameworks.

• Experience with GenAI, RAG pipelines, or multi-agent AI systems.

• Clear communication skills, able to collaborate with both technical and business stakeholders.

• Practical understanding of business KPIs, cost-performance trade-offs, and process optimization.

• Strong sense of ownership and ability to work independently in fast-paced environments.

• Bachelor's or Master's degree in computer science, data science, or a related field.
  

Bonus Points for

• Background in supply chain, manufacturing, or commercial planning use cases

• Familiarity with process automation and intelligent systems integration

Let’s get you started

We look forward to receiving your CV and application (with a salary request) by 30th September 2025.

For questions, please contact: Nazia Kanwal, Senior Manager, Process Analytics, Automation & AI at nazia.kanwal@neste.com.

We will do our best to contact you as soon as possible after the application time has ended. The recruitment process will include interviews and a possible aptitude assessment. A health examination including a drug test. A security clearance is obtained with your consent.

Neste in brief

Neste (NESTE, Nasdaq Helsinki) creates solutions for mitigating climate change and accelerating a shift to a circular economy. The company is the world’s leading producer of sustainable aviation fuel (SAF) and renewable diesel, enabling its customers to reduce their greenhouse gas emissions. Neste refines waste, residues and other renewable raw materials to high-quality renewable fuels at its refineries located on three continents. The company’s annual renewable fuels production capacity will be increased to 6.8 million tons in 2027.

Neste has high standards for sustainability and the company has consistently been recognized by several leading sustainability indices. In 2024, Neste's revenue stood at EUR 20.6 billion. Read more: neste.com

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