Posted May 22, 2026
Oxy produces, markets and transports oil and natural gas to maximize value and provide resources fundamental to life. The company leverages its global leadership in carbon management to advance lower-carbon technologies and products. Headquartered in Houston, Oxy primarily operates in the United States, Middle East and North Africa. To learn more, visit Oxy Oxy strives to attract and retain talented employees by investing in their professional development and providing rewarding opportunities for personal growth. Our goal is to meet the highest employer standards by ensuring the health and safety of our employees, protecting the environment and positively impacting our communities where we do business. We are looking for an experienced and innovative individual contributor to fill the position of AI Language Model Engineer within our AI Center of Excellence group based in Houston, TX. Essential Job Responsibilities End-to-end design, research, development, and deployment of language engineering use cases, with continuous client engagement and collaboration. Hands-on development in a shared codebase with the team. Back-end engineering with AWS, Terraform, etc. Working front-end proficiency when needed. Design workflows for language model deployment. Perform prompt engineering, pre-processing, and post-processing to optimize output suitability. Fine-tune and optimize multi-agentic systems to satisfy use case requirements. Work with domain experts to assess model quality. Qualifications: PhD in Engineering, Computer Science, Data Science, Artificial Intelligence, or a related field. Very strong proficiency in Python, with hands-on experience using version control systems. Strong foundation in large language models (LLMs) and natural language processing (NLP), with practical experience demonstrated through GitHub repositories, research publications, or a portfolio. Familiarity with modern NLP/LLM frameworks and libraries such as LangChain, LangGraph, Hugging Face Transformers, and vector databases. Experience with Retrieval-Augmented Generation (RAG), multi-agentic systems, and agentic frameworks (e.g., Strands Agents SDK), with the ability to design, build, and deploy end-to-end AI agents and orchestration pipelines. Familiarity with cloud platforms such as AWS (EC2, S3, SageMaker, Bedrock, etc.) through projects. Strong communication skills for collaborating with teams and presenting technical results. Additional Desired Qualifications: Familiarity with any front-end development (e.g., React) to build user-facing applications. Ability to end-to-end develop and deploy full-stack applications — from data ingestion and model development through back-end APIs to front-end interfaces — in addition to the core data science and ML work. Experience with database systems (SQL and/or NoSQL) and data pipeline orchestration tools (e.g., Step Functions). Experience working in fast-paced, startup-like, or R&D-heavy environments. Occidental does not offer sponsorship of employment-based nonimmigrant visa petitions for this role. Recruitment Fraud It has come to our attention various individuals and/or organizations are contacting people falsely pretending to recruit on behalf of Oxy. Please be aware that these recruiting scams and communications do not originate nor are they associated with our recruitment process. All Oxy job postings and offers will require a completed application through our company website. Oxy does not charge a fee at any stage of the recruiting process. We will never: • Ask you to pay for applications, interviews, meetings, processing, training or for any other fees • Use recruiting or placement agencies that charge candidates an advance fee of any kind or • Request personal information such as passport and bank account details at an early stage of our recruitment process. We recommend against responding to unsolicited business propositions or offers from people you don't know. Do not disclose your personal or financial details. If you believe you have been the victim of a recruiting scam, please contact your local police department. All qualified applicants will receive consideration for employment without regard to age, race, creed, color, religion, sex, national origin, ancestry, disability status, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, citizenship status or any other basis as protected by federal, state, or local law. Oxy has bold ambitions to achieve net zero and help others do the same. To get there, we'll need great minds ready to unleash big ideas, strong leaders ready to inspire and team players ready to make it happen. Does this sound like you? Introduce yourself to our recruiters and we'll get in touch if there's a role that seems like a good match. Oxy produces energy and essential products to sustain and improve life on our planet. Our experienced teams, located in the United States, Middle East and Africa, are committed to safe and efficient operations and products, and to reducing our carbon footprint and helping others do the same. We are busy developing the big ideas and broad solutions we will need to achieve net zero. Every day, we get closer. And we won't stop until we're there.
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