GTT · 13 hours ago
Senior AI Engineer (Backend & AI Systems)
Virginia, United States
Full-time
Hybrid
Senior Level
5+ years expGTT is a leading networking and security as a service provider for multinational organizations, and they are seeking a Senior AI Engineer to join their team. The role focuses on developing the core backend and AI capabilities of their sophisticated AI platform, guiding AI-augmented development processes and ensuring high-performance system architecture.
Cloud ComputingEnterprise SoftwareInfrastructureMobileTelecommunications
Responsibilities
Build the Backend Fabric: Guide the AI-augmented development of high-performance, modular Python services that form the backbone of our ecosystem
Architect API-Driven Communication: Implement and evolve the gRPC-based APIs that enable seamless, efficient communication between the orchestrator and its various tools
Orchestrate AI & LLMs: Integrate and harness Large Language Models to drive complex workflows, tool selection, and advanced reasoning capabilities
Develop Scalable Data Strategies: Architect and manage our data persistence layer, combining the strengths of relational (PostgreSQL) and vector (ChromaDB) databases
Create Robust Data Pipelines: Build and optimize the data ingestion and processing pipelines that continuously enrich our AI's knowledge base
Collaborate on Core Architecture: Work directly with the Lead Architect to solve challenging technical problems, make key design decisions, and guide the platform's technical direction
Qualification
Required
5+ years of professional experience building complex, scalable backend systems
Expert-level Python proficiency, with a deep understanding of object-oriented design, concurrency, and best practices
Strong, demonstrable experience designing and building APIs (gRPC is a significant advantage; extensive REST/FastAPI experience is also highly valued)
Solid experience with PostgreSQL (or similar relational databases) and proficiency with an ORM like SQLAlchemy
Practical understanding of Vector Databases (e.g., ChromaDB, Milvus) and their role in AI applications like RAG
Hands-on mastery of Docker for building, shipping, and running applications
Experience integrating with third-party LLM APIs and a solid grasp of concepts like tool calling and prompt engineering
A forward-thinking mindset with a demonstrable ability to understand, review, and integrate complex codebases, including those generated with AI assistance
Preferred
A strong aptitude for 'Vibe Coding' is a significant advantage. We are looking for someone who is not just open to, but genuinely excited about, an AI-augmented development workflow
Deep, hands-on experience designing and implementing a production gRPC ecosystem
Experience building end-to-end Retrieval-Augmented Generation (RAG) systems
Background in infrastructure automation, DevOps, or systems engineering
Benefits
Flexible Work Environment
Company
GTT
GTT is a leading networking and security as a service provider for multinational organizations, simply and securely connecting people and machines to data and applications – anywhere in the world.
1001-5000 employees
H1B Sponsorship
GTT has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2024 (1)
2021 (4)
2020 (9)
Funding
Current Stage
Public CompanyTotal Funding
$489.86M2020-12-23Post Ipo Debt· $275M
2020-10-16Acquired
2018-03-27Post Ipo Equity· $175M
Leadership Team
Edward Morche
Chief Executive Officer
Don Macneil
Chief Operating Officer
Recent News
2026-01-09
2025-09-17
Company data provided by crunchbase