Elsevier
Principal Software Engineer-Agentic AI
St Louis, MO, USA · Principal
Stay score
odds of building a lasting career here
Sponsors, but it's cap-subject — you still face the weighted lottery (~45% per draw at Level III). Good if you win; have a cap-exempt backup on your list.
Lottery odds assume a STEM candidate.
Personalize to your clock →H-1B wage level
the lottery is wage-weighted — each level is one more entry
$10,482 more — $125,882 — moves this role to Level III and 3 lottery entries. That figure is inside the range the employer already advertised.
Based on the DOL prevailing wage for this occupation and worksite, a base salary of $125,882 would place this position at wage Level III. That figure is within the posted range, and I'd like to target it. This role classifies under "Software Developers" for prevailing-wage purposes.
DOL prevailing wage, 2026-27 wage year · Software Developers (15-1252) · St. Louis, MO-IL. Wage level is derived by USCIS from the offered wage, occupation and worksite; the occupation shown is inferred from the job title.
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Green-card intent detected
Files H-1B transfers
Sourced from Department of Labor LCA, PERM and prevailing-wage disclosure data. Employer matching is by name, so figures may be split across an employer's legal entities. Absence of a filing means none appears in our copy of the data, not that none exists.
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About the role
- Understanding of AI system architecture, including latency, cost optimization, observability, and reliability of agent workflows.
- Experience integrating AI capabilities into enterprise systems and developer workflows.
Responsibilities
- Lead the design and development of agentic AI systems
- Architect and deliver autonomous workflows, multi-step reasoning agents, and AI copilots that solve complex business problems across the organization.
- Define and implement LLM-powered architectures
- Design scalable solutions leveraging large language models, orchestration frameworks (e.g., LangChain, OpenAI APIs), and modular service patterns to enable reusable AI capabilities.
- Build and optimize tool-augmented agents
- Develop agents that effectively utilize function calling, retrieval-augmented generation (RAG), memory systems, and planning/execution loops to perform reliable, context-aware tasks.
- Create standardized approaches for prompt design, testing, benchmarking, and continuous improvement to ensure high-quality outputs in production environments.
- Implement production-grade guardrails and safety mechanisms
- Design and enforce controls for hallucination mitigation, output validation, policy compliance, and safe execution of AI-driven workflows.
- Drive AI system performance and reliability
Requirements
- Hands-on experience with LLMs and orchestration frameworks (e.g., LangChain, OpenAI APIs, or similar).
- Experience with prompt engineering, evaluation, and guardrails for production-grade AI systems.
- Familiarity with vector databases, embeddings, and retrieval systems.
- Knowledge of responsible AI practices, including safety, bias mitigation, and governance.
Compensation
- $115,400 - $192,300.
- Geographic differentials may apply in some locations to better reflect local market rates.This job is eligible for an annual incentive bonus.
Benefits
- The Elsevier Healthcare Education (EHE) Data and Content Software Engineering team is responsible for building and maintaining scalable content ingestion pipelines that power critical health education products.
- We are delighted to offer country specific benefits.
- Click here to access benefits specific to your location.
Company info
- Our work enables flagship platforms such as Sherpath and HESI, ensuring high-quality, reliable, and timely delivery of educational content to learners and educators worldwide.
- We focus on developing robust, efficient systems that transform and manage complex data, supporting innovation across Elsevier's health education ecosystem.
- https://evolve.elsevier.com/education/
- We are seeking a Principal Software Engineer to join our team and play a key role in designing and delivering scalable, high-impact software solutions.
Equal opportunity
- EEO Know Your Rights.
- If you have a disability or other need that requires accommodation or adjustment, please let us know by completing our Applicant Request Support Form or please contact 1-855-833-5120.
Visa & Work Authorization
- are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientat
This listing is sourced directly from Elsevier's careers page and normalized into a canonical job model.