Senior AI Platform Architect (On-Prem LLMs)

VeriSign, Inc.; Reston (VA); Hybrid; USD 181,000 - 245,000; Full time

Job summary

Verisign, Inc. is building a new engineering team to establish and operate its on-premises AI and LLM platform. The Principal Engineer will be the senior technical authority, guiding architecture, security, and production readiness across the enterprise.

This hands-on leadership role requires deep systems engineering skills, modern LLM knowledge, and experience with inference platforms and developer tooling. Hybrid work in Reston, VA is available.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, Telecommunications, or related field or equivalent experience
• 15+ years computer engineering experience
• Strong understanding of distributed systems, networking, storage, containers, and modern infrastructure platforms
• Experience with modern software development practices, source control, CI/CD, automation, and infrastructure-as-code
• Strong programming or scripting ability in languages such as Python, Go, C/C++ or equivalent
• Understanding of LLM inference concepts including context windows, tokenization, quantization, batching, concurrency, memory requirements, and accelerator utilization
• Ability to lead major technical initiatives without requiring direct personnel management authority
• Excellent written and verbal communication skills

Responsibilities

• Serve as the principal technical authority for the company's on-premises AI and LLM architecture
• Design, implement, operate, and evolve production LLM inference platforms
• Evaluate and recommend models, inference engines, developer tools, agent frameworks and supporting technologies
• Develop repeatable evaluation methodologies for determining model quality, performance, reliability and suitability for company workloads
• Work with Information Security teams to design secure mechanisms for applying LLMs to proprietary source code, internal data, documentation, and analytical workloads
• Develop and work with engineering teams to create the most appropriate AI-assisted software engineering capabilities including coding agents, tool use, repository integration, retrieval systems, and related developer workflows
• Enhance existing engineering practices and update them to perform, model deployment, upgrades, rollback, observability, capacity planning and incident response
• Work closely with security and infrastructure teams to establish appropriate controls for sensitive corporate information
• Evaluate emerging AI technologies and distinguish technologies suitable for production use from experimental or immature approaches
• Prototype new capabilities and convert successful experiments into reliable production services
• Mentor other engineers on the AI platform team and provide technical leadership across organizational boundaries
• Work directly with internal users to identify high-value applications for AI, including software development, data analysis, automation, and knowledge retrieval

Skills

Distributed systems

CI/CD

Python

Go

C/C++

Leadership

Security awareness

Communication

Education

Bachelor's degree in Computer Science or related field

Tools

Kubernetes

TensorRT-LLM

llama.cpp

vLLM

Ollama

MCP

Job description

Verisign, Inc. is building a new engineering team to establish and operate its on-premises AI and LLM platform. The Principal Engineer will be the senior technical authority, guiding architecture, security, and production readiness across the enterprise.

This hands-on leadership role requires deep systems engineering skills, modern LLM knowledge, and experience with inference platforms and developer tooling. Hybrid work in Reston, VA is available.