Sr Infrastructure & Cybersecurity Architect

OSI Digital • Irvine, CA

1d • Onsite

About The Position

We are seeking a senior-level IT Generalist with strong expertise in infrastructure, cybersecurity, and AI platform architecture. This role will lead the design, implementation, and operation of secure, scalable enterprise infrastructure while supporting AI and GenAI workloads. The ideal candidate combines hands-on technical leadership with strategic vision and strong stakeholder engagement skills.

Requirements

• Bachelor’s degree in Computer Science, IT, Engineering, AI, or related field.
• 5+ years of experience in infrastructure, cloud, or security engineering with leadership responsibility.
• Strong experience with AWS, Azure, and/or Google Cloud.
• Experience supporting or securing AI/ML platforms and APIs.
• Excellent communication and stakeholder management skills.
• Strong organizational and planning abilities.
• Bilingual in English and Korean

Responsibilities

• Lead enterprise IT infrastructure functions including Linux/Unix, virtualization (VMware), storage, backup, networking, monitoring, and cybersecurity.
• Architect and maintain secure, scalable, and cost-effective infrastructure aligned with business and IT strategy.
• Design and support infrastructure platforms for AI and GenAI workloads.
• Oversee infrastructure lifecycle management, availability, and SLA compliance.
• Develop and test disaster recovery and business continuity solutions.
• Implement and continuously improve cybersecurity controls across systems, networks, and applications.
• Research and recommend new infrastructure, cloud, and security technologies.
• Evaluate and apply AI/GenAI tools to enhance infrastructure and security operations.
• Collaborate with internal leaders and external vendors to support business initiatives.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 1,001-5,000 employees