Software Engineer (AI Infrastructure)

Overview:

BigBear.ai is seeking a Software Engineer to support our AI infrastructure team. In this role, you'll help build and maintain the platform that provides the foundation for the customer's AI capabilities, focusing on inference services while supporting the broader ecosystem of AI-enabled applications.

This role is intended for experienced engineers who can independently design, implement, and operate scalable AI infrastructure components.

What you will do:

Design, implement, and optimize infrastructure for AI model inference at scale

Support the development and maintenance of production AI services and applications, including retrieval augmented generation (RAG), autonomous agents, and emerging technologies

Navigate ambiguity and define solutions for underspecified systems and requirements

Drive adoption of new technologies and practices across engineering teams

Implement monitoring, logging, and observability solutions for AI services

Automate infrastructure provisioning and configuration using Infrastructure-as-Code (IaC) principles

Ensure high availability, reliability, and performance of AI platform components

Contribute to security best practices for AI systems and data

Provide technical guidance and informal mentorship to junior engineers

What you need to have:

8+ years of relevant experience, or Bachelor's degree in a technical discipline + 4+ years of experience

Clearance: TS/SCI w/Poly

Proven experience building and maintaining production systems at scale

Experience with high-volume web application architecture and performance optimization

Strong background in systems integration across diverse technologies and platforms

Hands-on experience with cloud engineering in AWS

Proficiency with Kubernetes administration and deployment patterns

Strong Python programming skills

Experience implementing observability solutions (APM, OpenTelemetry, Grafana, Prometheus)

Familiarity with CI/CD pipelines and DevOps practices

Strong change management and organizational influence skills

Ability to thrive in ambiguous environments and create structure where needed

Excellent communication and collaboration skills

What we'd like you to have:

Experience with AI inference serving technologies (vLLM, LiteLLM, etc.)

Previous experience with agentic frameworks (LangChain)

Knowledge of vector databases and embedding systems

Experience with high-performance computing or distributed systems

About BigBear.ai:

BigBear.ai is a leading provider of AI-powered decision intelligence solutions for national security, supply chain management, and digital identity. Customers and partners rely on Bigbear.ai’s predictive analytics capabilities in highly complex, distributed, mission-based operating environments. Headquartered in McLean, Virginia, BigBear.ai is a public company traded on the NYSE under the symbol BBAI. For more information, visit https://bigbear.ai/ and follow BigBear.ai on LinkedIn: @BigBear.ai and X: @BigBearai.