Senior AI Engineer: LLM Orchestration & Secure Tooling

Bigbear.ai; Corridor North (MD); On-site; USD 150,000 - 210,000; Full time

Job summary

BigBear.ai is seeking a Senior AI Engineer with a strong software engineering background and expertise in AI/ML to advance the AI/ET mission. You will work with stakeholders to capture requirements and enhance certification by introducing AI/ML tooling, including LLM fine-tuning to improve vulnerability identification.

Responsibilities include designing LLM orchestration frameworks, preprocessing pipelines for documentation, source code, and test results, and building databases to support RAG

Qualifications

• Bachelor's degree plus 8 years of relevant experience or equivalent.
• Active TS/SCI with Poly.
• Proficiency in Python, LLM integration, and data engineering.
• Experience with static analyzers, RAG framework, and relational and vector databases.
• Familiarization with Agile, Git, Jira, and Confluence.
• Collaboratively work with systems engineers to architect and deploy networked AI tools within secure enclaves and conduct performance profiling, optimization, and scalability analysis of mission systems.
• Support security assessments and authority to operate (ATO) processes.

Responsibilities

• Collaborate with technical leadership to design, develop, and maintain LLM orchestration frameworks coordinating static analyzers, RAG systems, and automated testing pipelines.
• Develop and optimize data preprocessing pipelines to ingest, clean, transform, and vectorize product documentation, source code, and test results for LLM consumption.
• Design and implement database solutions to support RAG architectures, artifact storage, audit trails, and metadata management.

Skills

Python

LLM integration

Data engineering

Static analyzers

RAG framework

Relational databases

Vector databases

Agile

Git

Jira

Confluence

Performance profiling

Security assessments

Education

Bachelor's degree + 8 years experience

Tools

Relational databases

Vector databases

RAG framework

CI/CD

Rust

Claude Code

Codex

Job description

BigBear.ai is seeking a Senior AI Engineer with a strong software engineering background and expertise in AI/ML to advance the AI/ET mission. You will work with stakeholders to capture requirements and enhance certification by introducing AI/ML tooling, including LLM fine-tuning to improve vulnerability identification.

Responsibilities include designing LLM orchestration frameworks, preprocessing pipelines for documentation, source code, and test results, and building databases to support RAG