AI Security Architect: Platforms & AI Systems

WEX; Maine; On-site; USD 143,000 - 189,000; Full time

Job summary

WEX is seeking an AI Security Architect to secure the next generation of AI and agentic systems across our enterprise. This is a deeply technical role focusing on model inference, vector databases, identity, and trust boundaries.

You will partner with AI and engineering teams to define security patterns, guardrails, and controls for LLMs, AI agents, and multi-agent environments, translating designs into practical engineering standards.

Qualifications

• Demonstrated deep technical expertise in application, cloud, or platform security for modern AI architectures.
• Strong understanding of model inference, AI lifecycles, and security considerations for LLM-based systems.
• Experience securing architectures involving LLMs, AI agents, and vector databases.

Responsibilities

• Partner with AI, engineering, and platform teams to review and secure the architecture of AI applications and platforms.
• Define security patterns, reference architectures, and guardrails for LLMs, AI agents, RAG architectures, vector databases, and inference environments.
• Identify and address security risks across AI data flows, model and inference access, identity boundaries, third-party integrations, and agentic workflows.
• Design practical approaches for identity, authentication, authorization, and trust boundaries in AI and multi-agent systems.
• Evaluate emerging AI-specific threats and define appropriate security controls and mitigations.
• Help establish monitoring, security guardrails, policy enforcement, and detection capabilities for LLM inference and agentic activity.
• Translate emerging AI security and regulatory requirements into practical engineering standards and guidance.
• Enable secure innovation by helping teams make informed, risk-based security decisions rather than acting as a gatekeeper.
• Provide technical leadership and guidance as WEX continues to build and adopt emerging AI technologies and platforms.

Skills

AI security

Security architecture

Cloud security

Identity & access

Threat modeling

Engineering collaboration

Technical leadership

Job description

WEX is seeking an AI Security Architect to secure the next generation of AI and agentic systems across our enterprise. This is a deeply technical role focusing on model inference, vector databases, identity, and trust boundaries.

You will partner with AI and engineering teams to define security patterns, guardrails, and controls for LLMs, AI agents, and multi-agent environments, translating designs into practical engineering standards.