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Company Description

INFICON is a leading provider of Smart Manufacturing / Industry 4.0 software solutions that enhance productivity and quality of tools, processes, and complete factories, as well as innovative instrumentation, critical sensor technologies. These analysis, measurement and control products are essential for gas leak detection in air conditioning / refrigeration and automotive manufacturing. They are vital to equipment manufacturers and end-users in the complex fabrication of semiconductors and thin film coatings for optics, flat panel displays, solar cells and industrial vacuum coating applications. Other users of our vacuum-based processes include the life sciences, research, aerospace, packaging, heat treatment, laser cutting and many other industrial processes. We also leverage our expertise in vacuum technology to provide unique, toxic chemical analysis products for emergency response, security, and environmental health and safety.

Job Description

We’re seeking a versatile  Data Scientist / LLM Engineer  who is passionate about solving real-world semiconductor manufacturing problems with advanced analytics, machine learning, and large language models (LLMs). You’ll join a high-impact team to build, fine-tune, and integrate LLM-powered solutions into production systems that deliver measurable value and delight our large customer base of manufacturing facilities around the world.

Responsibilities

Design, develop, and deploy machine learning features and applications with a focus on LLM-based solutions (e.g., RAG systems, analytical chat bots, plain language data analysis).

Collaborate with cross-functional teams to understand business needs and translate them into modern LLM solutions.

Prototype and scale natural language processing (NLP) systems using state-of-the-art tools (e.g., LangChain / LangGraph, Ollama, etc.).

Contribute to internal frameworks for data pipelines, inference services, and model governance.

Own pathfinding work to understand and execute on deployment options for LLM-based applications at customer sites.

Conduct data wrangling, feature engineering, and model evaluation on structured and unstructured datasets.

Qualifications

Requirements

3+ years experience in Semiconductor Manufacturing

Strong proficiency in Python and data science libraries (e.g., pandas, NumPy, scikit-learn).

Hands-on experience with LLMs and NLP toolkits (e.g., LangChain, LangGraph, etc.).

Familiarity with modern LLM architectures (e.g., GPT, LLaMA, Claude) and prompt engineering strategies.

Experience with cloud platforms (e.g., AWS or Azure) and ML ops tools (e.g., MLflow, Docker, FastAPI).

Proven ability to translate ambiguous problems into clear analytical solutions.

Bachelor’s degree in Computer Science, Engineering, Statistics, or a related field. Master’s or PhD preferred.

Preferred Qualifications

Experience with Retrieval-Augmented Generation (RAG), vector databases (e.g., ChromaDB, Pinecone), and embeddings.

Experience with Oracle, SQL & PL / SQL

Exposure to or experience in web application development and familiarity with frameworks like .NET

Applied Industrial Engineering / Factory Operations experience

Prior work integrating LLMs with web apps or internal enterprise tools.

Experience with fine-tuning or distillation of transformer models.

Experience developing MCP servers

Contributions to open-source projects or publications in NLP / ML.

Additional Information

The expected salary range for this position is between  $90,000 and $140,000 per year.    In addition, INFICON employees are eligible for a profit sharing bonus with a target of 10%.  The actual compensation will be determined based on experience, location, and other factors permitted by law.

INFICON provides a dynamic work environment that promotes diversity, equity, and inclusion. Our employees experience ongoing green initiatives, flexible work hours, and a variety of health and wellness programs.

INFICON’s forward-thinking approach offers countless opportunities to design, support, and manufacture a diverse product portfolio that expands globally. Our Lean and Agile work environment offers competitive compensation, relocation assistance, a discretionary bonus, and generous employee benefits; major medical, dental, health, vision, 401K, vacation and sick time, tuition reimbursement, and more!

INFICON is committed to ensuring that our online application process provides an equal opportunity to all job seekers that apply without regard to race, religion, ethnicity, national origin, citizenship, gender, age, protected veteran status, disability status, genetic information, sexual orientation, or any other protected characteristic. A notice describing Federal equal employment opportunity laws is available here to reaffirm this commitment.   Any contact that would like to request a reasonable accommodation to participate in the application process should contact  [email protected] .

INFICON, Inc. strictly complies with all aspects of the Export Administration Regulations ('EAR'), including those sections dealing with deemed exports to foreign nationals.