LLM Guardrails Engineer: Secure, Fast AI Pipelines

Arcitix Technologies; San Francisco (CA); On-site; USD 120,000 - 160,000; Full time

Job summary

Arcitix Technologies in San Francisco is looking for an LLM Security Engineer to design and implement security measures for AI applications.

The position involves building defenses against prompt injection, output moderation, and authorization for agentic systems. You will need 4+ years of experience in software or security engineering and strong skills in Python.

This role is critical to the security aspects of customer AI applications, focusing on effectiveness and efficiency.

Qualifications

• 4+ years in software or security engineering.
• Experience with low-latency, high-throughput services is a plus.

Responsibilities

• Build inline guardrails for prompt-injection and jailbreak defense.
• Implement output moderation and PII/secret leakage prevention.
• Design tool-call authorization for agentic and RAG systems.

Skills

Strong Python and API-design skills

Hands-on experience building LLM or agent applications

Solid grasp of LLM threat models and guardrail patterns

Education

Bachelor's degree in CS or equivalent practical experience

Job description

Arcitix Technologies in San Francisco is looking for an LLM Security Engineer to design and implement security measures for AI applications.

The position involves building defenses against prompt injection, output moderation, and authorization for agentic systems. You will need 4+ years of experience in software or security engineering and strong skills in Python.

This role is critical to the security aspects of customer AI applications, focusing on effectiveness and efficiency.