AI Engineer

Job Description

Animal Health IT Data Science and AI team is looking for a mid-level AI Engineer. Our team supports our Animal Health business areas: research and development, manufacturing, supply chain, commercial and animal monitoringthought data science and AI delivery. This role allows you to work on impactful AI products and collaborate with AI engineers, data scientists, building a community that learns, challenges, and inspires each other. Our team is shaping the AH Data Science and AI strategy, serves as a DS and AI community facilitator and helps non-technical colleagues to mature their understanding of DS and AI.

Primary Responsibilities:

• Write efficient and maintainable code following best practices in software engineering
• Working with DevSecOps tools for deploying and versioning code
• Select appropriate retrieval techniques, language models, and generative AI methodologies
• Continuously iterate and refine retrieval augmented generation (RAG) methods and processes based on experimentation, analysis, and feedback
• Document AI models, algorithms, and processes thoroughly
• Prepare technical reports and presentations to communicate results and methodologies
• Stay up to date with the latest advancements in AI and machine learning technologies
• Participate in Agile ceremonies with the team to execute on prioritized projects and features
• Implement automated testing and monitoring techniques to ensure the accuracy and reliability of AI systems

Requirements:

• 2+ years of experience in AI Engineering
• Strong communication and collaboration skills
• Strong programming skills in Python with a focus on backend development, backed by 1–2 SW products used by customers
• Must be analytical, detail-oriented, and able to balance multiple projects simultaneously
• Basic knowledge of building scalable AI Solutions within a modern technology stack which includes cloud services, data pipelines, database, and other necessary tooling
• Basic knowledge of Restful APIs for AI models
• Familiarity with CI/CD and test-driven development
• Familiarity with of machine learning concepts (i.e. neural networks, optimization algorithms, evaluation metrics)
• Familiarity with Retrieval Augmented Generation (RAG) techniques
• Familiarity with prompt engineering techniques, such as instruction design, template-based approaches, rule-based conditioning, or fine-tuning strategies

Preferred:

• Experience with AWS Cloud
• Experience working in Agile Methodology
• Experience with the following Python packages: fastapi, pydantic, langchain, langgraph, sqlalchemy, celery, and similar
• Demonstrated experience in developing and refining prompts for generative AI models, preferably in creative or text generation domains
• Experience building, deploying, and managing docker images
• Bachelors or Masters in Artificial Intelligence, Machine Learning, or Computer Science is highly preferred, but qualifications in other quantitative disciplines are appreciated as well

What We Offer:

• Exciting work in a great team, global projects, international environment
• Opportunity to learn and grow professionally within the company globally
• Hybrid working model, flexible role pattern (e.g., even 80% full-time is possible in justified cases)
• Pension and health insurance contributions
• Internal reward system plus referral programme
• 5 weeks annual leave, 5 sick days, 15 days of certified sick leave paid above statutory requirements annually, 40 paid hours annually for volunteering activities, 12 weeks of parental contribution
• Cafeteria for tax free benefits according to your choice (meal vouchers, sport, culture, health, travel, etc.), Multisport Card
• Vodafone, Raiffeisen Bank and Foodora discount programmes
• Up-to-date laptop and iPhone
• Parking in the garage, showers, refreshments, massage chairs, library, music corner
• Competitive salary, incentive pay, and many more

Ready to take up the challenge? Apply now!
Know anybody who might be interested? Refer this job!

#AH2026

#JoinAI

Required Skills:

Analytical Thinking, Artificial Intelligence (AI), CI/CD, Collaboration, Communication, Detail-Oriented, Machine Learning (ML), Multitasking, Prioritization, Prompt Engineering, Python (Programming Language), RESTful APIs, Retrieval-Augmented Generation, Test Driven Development (TDD)

Preferred Skills:

Agile Methodology, Amazon Web Services (AWS), Docker (Software), Model Fine-Tuning

Current Employees apply HERE

Current Contingent Workers apply HERE

Search Firm Representatives Please Read Carefully 
Merck & Co., Inc., Rahway, NJ, USA, also known as Merck Sharp & Dohme LLC, Rahway, NJ, USA, does not accept unsolicited assistance from search firms for employment opportunities. All CVs / resumes submitted by search firms to any employee at our company without a valid written search agreement in place for this position will be deemed the sole property of our company.  No fee will be paid in the event a candidate is hired by our company as a result of an agency referral where no pre-existing agreement is in place. Where agency agreements are in place, introductions are position specific. Please, no phone calls or emails.

Employee Status:

Regular

Relocation:

Domestic

VISA Sponsorship:

No

Travel Requirements:

No Travel Required

Flexible Work Arrangements:

Hybrid

Shift:

Not Indicated

Valid Driving License:

No

Hazardous Material(s):

n/a

Job Posting End Date:

09/26/2026

*A job posting is effective until 11:59:59PM on the day BEFORE the listed job posting end date. Please ensure you apply to a job posting no later than the day BEFORE the job posting end date.