Senior Data Scientist

Senior Data Scientist Cognizant - 3.8 Norfolk, VA Job Details Full-time $120,000 - $130,000 a year 6 hours ago Benefits Paid parental leave Employee stock purchase plan Paid holidays Disability insurance Health insurance Dental insurance 401(k) Paid time off Parental leave Vision insurance Life insurance Qualifications AI models System design Databases System design for system development Production systems Model deployment Systems engineering Python Design (software development lifecycle) Full Job Description Job Title - Sr AI Engineer Remote •No visa transfer / sponsorhip available for this role•Role Overview We are seeking a senior AI engineer to design and build production-grade LLM-powered applications and agentic systems. This role owns the end-to-end development of intelligent solutions—from architecture to deployment—leveraging Python, modern LLM frameworks, and scalable system design. Key Responsibilities Architect and deliver end-to-end LLM-powered applications and agentic workflows using Python Design and implement RAG pipelines over enterprise data using embeddings and vector databases Build multi-step, tool-using agents (planning, execution, memory) using frameworks such as LangChain or LangGraph Integrate AI systems with APIs, backend services, and cloud platforms Establish evaluation, reliability, and performance strategies (accuracy, latency, cost) Key Qualifications Strong Python expertise with experience building and deploying production-grade backend systems Hands-on experience developing applications using LLMs, including prompt engineering and orchestration Proven experience with RAG architectures, embeddings, and vector databases Experience with agentic frameworks (e.g., LangChain, LangGraph, AutoGen) Strong system design skills with experience building and scaling cloud-based applications

Salary and Other Compensation:

The annual salary for this position is between $120-130K depending on experience and other qualifications of the successful candidate. This position is also eligible for Cognizant's discretionary annual incentive program, based on performance and subject to the terms of Cognizant's applicable plans.

Benefits:

Cognizant offers the following benefits for this position, subject to applicable eligibility requirements: Medical/Dental/Vision/Life Insurance Paid holidays plus Paid Time Off 401(k) plan and contributions

Long-term/Short-term Disability Paid Parental Leave Employee Stock Purchase Plan Disclaimer:

The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.