Jobs in the United States

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Procurement Specialist Senior
Arizona Department of Administration
AZ
Utilizing computerized products, such as Excel and Access, for analysis and work management and using computer software systems to increase efficiency and accuracy
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Packer-1st Shift | 5:15 am - 5:30 pm | Sun. - Tues. (rotating Wed.) | $17.60 | Caldwell, ID
Fresca Mexican Foods, LLC
Boise, ID
…safety and general manufacturing practices. The packer will access product specifications via the company’s ERP system and will be required to enter data into the…
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Packager-1st Shift | 5:15 am - 5:30 pm | Wed. - Sat. (rotating Thurs.) | $17.60 | Caldwelll, ID
Fresca Mexican Foods, LLC
Boise, ID
…safety and general manufacturing practices. The packer will access product specifications via the company’s ERP system and will be required to enter data into the…
Added just now
Senior Information Security Engineer
The Auctus Group LLC
Remote, United States
Strengthen Microsoft 365 and Microsoft Entra ID security, including multifactor authentication, Conditional Access, privileged access, and periodic access reviews.
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Civil-Site Designer
WSP
Meridian, ID · Overland Park, KS · Austin, TX
o Vehicle access design from public roads to proposed improvements with AutoTurn or Autodesk Vehicle Tracking.
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HH
Senior Firmware Engineer
Hinge Health
San Francisco, CA
- $156,000 to $214,500 USD / year
- Grow with us: Access discounted company stock through our ESPP with easy payroll deductions
Added 1 min ago
Assistant Vice President, Investor Solutions Manager
Baron Capital
NY
The Investor Solutions team brings together information, data, and expertise from across Baron Capital to address the due diligence and information needs of clients, prospects, and…
Added 1 min ago
Grants and Contracts Administrator
Plymouth Housing Group
Seattle, WA
…Vision, PTO, and 403(b) options. Additionally, employees have access to supplementary benefits such as the Employee Assistance Program, a subsidized ORCA pass, and more. This is a full-time…
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Software Developer (Expert)
Volume Integration
Northern, VA
Design, develop, and maintain databases supporting enterprise applications, including data structures, integrations, and application-level data access.
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Lead Software Engineer
IDEX Health & Science LLC
West Henrietta, NY
…long-term software architecture and technical direction. While each developer often owns specific applications or platforms, success requires thinking beyond any single system. The ideal…
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Customer Experience Measurement & Insights, Senior Analyst
Baylor Scott & White Health
Dallas, TX
Access, connect, and interpret multiple data sources to develop a more holistic understanding of customer behavior and experience – both solicited and unsolicited customer feedback.
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UW
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United Way Miami Inc
Miami, FL
- $17.11 USD / hour
…turning contributions into real change. We fight for equitable access to quality education, financial security, and the health of everyone in our community. Join our team and join us in the…
Added 3 mins ago
Director, Brand Marketing-CREATIVATE
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Nashville, TN
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Talent Acquisition Manager
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Manage the digital People dashboard, including data accuracy, refreshes, enhancements, and access, in partnership with HRIS and regional/global teams. Deliver people data and insights to…
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Digital Automation Staff Engineer
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Access learning and development opportunities to deepen expertise in cloud, Big Data, and AI-enabled platforms.
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Commercial Systems Analyst (Central Or Eastern time zone)
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Repligen Corp

AI Engineer I

Waltham, MA, United States

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Job details

Experience: 3+ years of experience with AI technologies, particularly GenAI, LLM, Agentic AI, or MLOps, and delivering enterprise-scale, production-grade solutions
Posting language: English
Posted: Nov 9, 2026

Original job description

Job Summary

Make a global impact - join Repligen.

We’re united by a mission to inspire advances in bioprocessing as a preferred partner in the production of biologic drugs that improve human health worldwide. No matter your role or background, at Repligen, you will play a key part in shaping some of the most innovative and life-changing therapies in the world. We foster a culture of purpose, collaboration, and shared success - where every voice matters and every contribution drives progress. Join us! Role Overview We are seeking a unique individual with a passion for AI technology who can help to drive forward enterprise-wide scale AI adoption. Repligen is in a transformational period where we are accelerating our capabilities, technologies, and data to augment our scientific mission.

As an AI Engineer, you will unlock and accelerate AI by designing the reusable components, starter kits, and opinionated developer first patterns for the Platform. This person will be a key contributing member of the Data Platform, driving forward the deployment and management of Repligen’s enterprise platform for data & AI. This is a critical role for a highly skilled AI engineer who is passionate about building innovative solutions. This role operates at the platform level, shaping how teams build AI on the platform by turning best practices into predictable and repeatable patterns embedding governance into code, and reducing time to value for new use cases. You will be at the heart of our AI initiatives, ensuring that we maintain engineering excellence while delivering impactful products.Key Responsibilities

Build and orchestrate multi-agent AI systems using state-of-the-art platforms, enabling agents to collaborate on task planning, data retrieval, and execution across complex business workflows.
Implement and continuously refine prompt engineering strategies, including prompt chaining, evaluation, and guardrails to improve accuracy and reliability
Build and maintain RAG (Retrieval-Augmented Generation) pipelines, including Data ingestion and indexing, Embedding generation, Retrieval optimization & Response grounding and validation
Development of scalable backend services using Python frameworks for data processing
Design and manage embedding pipelines and vector search infrastructure using tools such as Pinecone, FAISS, Weaviate, Databricks or Snowflake
Integrate LLM capabilities from platforms like OpenAI, Anthropic, and Microsoft into enterprise applications
Build and maintain scalable APIs and microservices to expose AI capabilities across systems and applications
Collaborate with data engineering and platform teams to ensure reliable data pipelines and access to high-quality data sources
Deploy, monitor, and optimize AI solutions in cloud environments (Azure, AWS, GCP), ensuring performance, scalability, and cost efficiency
Implement evaluation frameworks and monitoring for LLM outputs, including quality metrics, drift detection, and feedback loops
Troubleshoot and resolve issues in distributed AI systems, ensuring high availability and reliability
Partner with business stakeholders to translate requirements into AI-driven solutions and automation opportunities
Document architecture, design decisions, and best practices to support scalability and team adoption

Required Qualifications

Bachelor’s degree in computer science, Statistics, Data Science, Information Systems or related field
3+ years of experience with AI technologies, particularly GenAI, LLM, Agentic AI, or MLOps, and delivering enterprise-scale, production-grade solutions
Hands-on experience in building agentic AI systems, including multi-agent workflows, orchestration, and tool integration using frameworks such as AutoGen or CrewAI and failure handling
Experience deploying and scaling AI solutions on platforms including Azure AI Foundry, Copilot Studio, or Google Vertex AI
Hands-on experience in machine learning and deep learning frameworks such as TensorFlow, PyTorch, and scikit-learn.
Expertise in Generative AI and LLM application development using OpenAI and Anthropic APIs, including:
Advanced prompt engineering and optimization techniques
Design and implementation of Retrieval-Augmented Generation (RAG) architectures
Embeddings, semantic search, and contextual retrieval strategies
Experience with vector databases such as Pinecone, FAISS, Weaviate or AI data cloud platform such as Databricks or Snowflake
Strong background in API development, microservices architecture, and distributed systems, enabling scalable AI solution deployment
Experience with knowledge graphs, graph databases, or hybrid retrieval systems to enhance contextual reasoning and data relationships
Proficiency in Python programming
Experience deploying using CI/CD, infrastructure as code (Terraform), monitoring, debugging & managing AI/ML solutions in cloud environments AWS, Azure & GCP

Our mission is to inspire advances in bioprocessing as a trusted partner in the production of biologic drugs that improve human health worldwide. Focused on cost and process efficiencies, we deliver innovative technologies and solutions that help set new standards in bioprocessing. The estimated salary range for this role, based in the United States of America is $130,000-$160,000. Compensation decisions are dependent on several factors including, but not limited to an individual's qualifications, location, internal equity, and alignment with market data. Additionally, employees are eligible to participate in one of our variable cash programs (bonus or commission) and eligible roles may receive equity as part of the compensation package. We offer a wide range of benefits such as paid time off, health/dental/vision, retirement benefits and flexible spending accounts. All compensation and benefits information will be confirmed in writing at the time of offer.

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More about this job

Skills

Manage schedule of tasks
Python
Process data
Databricks
Snowflake
Data engineering
Microsoft Azure
AWS
Google Cloud
Troubleshoot
Computer science
Statistics
Machine learning
Deep learning
TensorFlow
PyTorch
Scikit-learn
API development
Microservices Architecture
Solution deployment
CI/CD
Infrastructure as code
IBM Terraform
Debugging
ML
Compensation and benefits

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