Signature Aviation

Lead AI, LLM Engineer

Signature Aviation

full-time

Posted on:

Location Type: Hybrid

Location: OrlandoFloridaUnited States

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About the role

  • Design, build, and deploy AI applications leveraging hosted or proprietary large language models.
  • Lead technical design decisions for enterprise generative AI implementations, ensuring solutions are scalable, secure, and production-ready.
  • Develop use cases such as:
  • Natural language querying of enterprise data
  • Document summarization and information extraction
  • Conversational AI, copilots, and knowledge assistants
  • Decision-support and workflow automation tools
  • Develop APIs, microservices, and integrations to expose AI capabilities to internal platforms and applications.
  • Ensure solutions are aligned with enterprise architecture, security, and engineering standards.
  • Provide technical guidance and design reviews for other engineers contributing to AI-enabled applications.
  • Design, test, and optimize prompts for accuracy, consistency, safety, and business alignment.
  • Architect orchestration workflows that combine LLMs with external tools, APIs, structured data, and business logic.
  • Implement guardrails to mitigate hallucinations, enforce policy constraints, and reduce prompt injection risks.
  • Establish repeatable testing frameworks and evaluation methodologies for prompt and workflow performance.
  • Drive best practices for prompt engineering, orchestration design, and model interaction patterns across engineering teams.
  • Design and implement RAG architectures leveraging enterprise data sources.
  • Build and maintain embedding pipelines, vector databases, and retrieval services.
  • Ensure relevance, freshness, access control, and compliance for retrieved content.
  • Optimize retrieval strategies and grounding techniques to improve response quality and accuracy.
  • Provide architectural guidance on enterprise knowledge systems that support AI-driven applications.
  • Deploy AI applications into production environments with robust CI/CD pipelines and infrastructure practices.
  • Establish monitoring frameworks for:
  • Model output quality and drift
  • Latency, availability, and reliability
  • Cost, usage, and scaling patterns
  • Diagnose and resolve production incidents related to AI systems.
  • Improve system robustness through testing, logging, and observability best practices.
  • Guide engineering teams on operational standards for running reliable AI services in production environments.
  • Implement safeguards for data privacy, security, and access control.
  • Ensure AI systems comply with enterprise governance and regulatory standards.
  • Support explainability, auditability, and responsible AI practices.
  • Prevent leakage of sensitive or proprietary information in AI interactions.
  • Partner with security, legal, and governance teams to establish guardrails for enterprise AI adoption.
  • Partner closely with:
  • Director of Data Science & AI
  • Data Scientists and ML Engineers
  • Data Engineers and Platform Engineers
  • Legal, Security, and Governance teams
  • Lead technical design discussions and architecture reviews for AI solutions.
  • Participate in Agile delivery processes and guide implementation planning for complex AI initiatives.
  • Communicate risks, trade-offs, assumptions, and limitations of AI solutions to both technical and non-technical stakeholders.
  • Mentor engineers and contribute to the growth of AI engineering capabilities within the organization.

Requirements

  • Typically requires a minimum of 8 years of related experience with a bachelor’s degree in Computer Science, Engineering, Statistics, or a related quantitative field (or equivalent experience).
  • 6–10+ years of experience in software engineering, ML engineering, or AI engineering.
  • Demonstrated experience building and deploying LLM-based or generative AI applications in production environments.
  • Experience designing scalable AI systems or platforms supporting enterprise use cases.
  • Additional knowledge and skills:
  • Strong proficiency in Python and/or JavaScript
  • Experience with LLM platforms and APIs
  • Experience implementing RAG architectures and vector databases
  • Familiarity with modern data platforms (e.g., Databricks, Snowflake)
  • Experience with cloud platforms (AWS, Azure, or GCP)
  • Understanding of MLOps and CI/CD concepts
  • Experience fine-tuning or training LLMs
  • Familiarity with AI safety, prompt injection risks, and mitigation techniques
  • Experience building internal AI platforms or copilots
  • Strong problem-solving and systems thinking skills
  • Ability to explain AI behavior and limitations to non-technical stakeholders
  • Clear written and verbal communication skills
  • Pragmatic, impact-oriented mindset
Benefits
  • Medical/prescription drug, dental, and vision Insurance
  • Health Savings Account
  • Flexible Spending Accounts
  • Life Insurance
  • Disability Insurance
  • 401(k)
  • Critical Illness, Hospital Indemnity and Accident Insurance
  • Identity Theft and Legal Services
  • Paid time off
  • Paid Maternity Leave
  • Tuition reimbursement
  • Training and Development
  • Employee Assistance Program (EAP) & Perks
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
PythonJavaScriptLLM-based applicationsgenerative AI applicationsRAG architecturesvector databasesMLOpsCI/CDprompt engineeringworkflow automation
Soft Skills
problem-solvingsystems thinkingcommunicationmentoringleadershipcollaborationtechnical guidancedesign reviewsimpact-oriented mindsetexplainability