Senior AI Engineer at Simpson Thacher & Bartlett LLP | NY, US | Rezi

Senior AI Engineer at Simpson Thacher & Bartlett LLP

Senior AI Engineer

Simpson Thacher & Bartlett LLP · NY, US

3 weeks ago

Senior AI Engineer

Simpson Thacher & Bartlett LLP · NY, US

23 days ago
Resume preview

Impress employers and recruiters.
Choose from hundreds of resume examples.

Target Resume Now
Resume preview

Tailor your resume to this Senior AI Engineer role.

Rezi rewrites your resume against Simpson Thacher & Bartlett LLP's job description. Free.

Resume score gauge reading 58 out of 100

Don't guess if your resume is good enough.

See how it scores against the Senior AI Engineer posting at Simpson Thacher & Bartlett LLP — free, in seconds.

About the Role

Simpson Thacher & Bartlett LLP is seeking a Senior AI Engineer to join the Infrastructure Automation & Orchestration team. This role focuses on designing, building, and operationalizing enterprise-scale Generative AI solutions, agents, and AI-powered applications using LLMs, RAG, and agentic workflows.

Responsibilities

  • Design, develop, and deploy enterprise Generative AI solutions using commercial and open-source foundation models.
  • Build and maintain AI agents, agent orchestration frameworks, and multi-agent systems to automate complex business processes.
  • Develop and implement Retrieval-Augmented Generation (RAG) architectures leveraging enterprise knowledge repositories and structured/unstructured data sources.
  • Design and develop custom AI tools, hooks, skills, and integrations to extend agent capabilities and improve business outcomes.
  • Build and maintain MCP (Model Context Protocol) servers and related infrastructure to securely integrate AI systems with enterprise applications and services.
  • Develop AI-powered applications using Python, APIs, cloud-native services, etc.
  • Monitor, optimize, and scale data workflows to improve performance and cost-efficiency.
  • Develop best practices for data engineering processes, documentation, and governance.
  • Partner with infrastructure and security teams to implement scalable, secure, and compliant AI solutions.
  • Collaborate with stakeholders to identify, prioritize, and deliver high-impact AI use cases.
  • Provide technical guidance on AI architecture, implementation patterns, and emerging industry capabilities.

Requirements

  • 5 - 8 years of experience in software engineering, cloud engineering, or AI engineering.
  • 2+ years of experience designing and deploying Generative AI or LLM-based solutions in enterprise environments.
  • Strong experience with Python and modern software development practices.
  • Experience building AI agents/frameworks and AI-powered automation solutions.
  • Experience developing custom AI tools, skills, functions, and integrations.
  • Experience integrating AI solutions with enterprise APIs, databases, and SaaS platforms.
  • Strong understanding of prompt engineering, context management, model evaluation, and AI application architecture.
  • Knowledge of vector databases, semantic search, and document retrieval techniques.
  • Strong understanding of AI security, governance, and data privacy practices.
  • Exceptional analytical, troubleshooting, and problem-solving abilities.
  • Excellent communication skills and experience working with both technical and non-technical stakeholders.
  • Legal IT experience a plus but not required.

Skills

  • Python
  • Generative AI
  • LLM
  • RAG
  • Agentic workflows
  • MCP frameworks
  • Cloud-native services
  • APIs
  • Vector databases
  • Semantic search
  • Prompt engineering
  • Claude Code
  • Anthropic APIs
  • Azure AI Foundry
  • Azure OpenAI Service
  • Azure AI Search

Location

  • New York

Work Type

  • Hybrid

Experience Level

  • Senior

Education Level

  • Bachelor’s degree in Computer Science, Information Systems, or a related field, or equivalent practical experience

Salary/Compensations

  • $175,000 to $200,000

About the Company

  • Simpson Thacher & Bartlett LLP is a law firm committed to a collegial work environment where all individuals are treated with respect and dignity.

Equal Opportunity

  • The Firm prohibits discrimination or harassment based upon race, color, religion, gender, gender identity or expression, age, national origin, citizenship status, disability, marital or partnership status, sexual orientation, veteran’s status or any other legally protected status. This Policy pertains to every aspect of an individual’s relationship with the Firm, including but not limited to recruitment, hiring, compensation, benefits, training and development, promotion, transfer, discipline, termination, and all other privileges, terms and conditions of employment.