Network Engineer; Korean​/English Bilingual

• Work Location: South San Jose, CA, USA (SK hynix Office - 5981 Optical Court)
• Job Title: Network Engineer (On-site / Embedded)
• Job Type: Full-time

The Network Engineer will be responsible for designing, implementing, securing, and supporting enterprise-grade network infrastructures. Beyond theoretical knowledge, this role strictly requires hands-on experienc
e in configuring and physically deploying enterprise network hardware. The ideal candidate must be highly proficient in building and refining network design diagrams to visualize, optimize, and maintain corporate architectures

• Hands-on Infrastructure & Deployment: Perform physical installation, structured cabling, and initial configuration of enterprise hardware, including Cisco switch
  es and high-availability firewalls
• Network Security Management: Deploy, configure, and manage next-generation firewalls, specifically Palo Alto Networks and Fortigate, ensuring robust edge security and internal segmentation
• Wireless Environment Operations: Deploy, optimize, and support enterprise wireless environments, utilizing cloud-managed solutions like Cisco Meraki APs
• Design & Documentation: Create new high-level/low-level network topology maps or refine and update existing diagrams (via Visio, Lucidchart, etc.) to accurately reflect continuous infrastructure changes
• Routing, Switching & Segmentation: Manage advanced Layer 2 and Layer 3 configurations, VLAN segmentation, and traffic optimization to ensure seamless data flow between office spaces and lab environments
• Monitoring & Support: Proactively monitor infrastructure health using tools such as PRTG or equivalent enterprise monitoring software, responding swiftly to network anomalies or downtime

• Experience: Minimum of 5 years of proven, hands-on experience in configuring, deploying, and maintaining enterprise-level network equipment
• Technical Skills Stack:
  * Deep practical understanding of network architecture, including L2/L3 routing, switching, and VLAN segmentations
• Production-level experience with Cisco networking equipment
• Solid configuration and management skills for Palo Alto and Fortigate firewalls
• Hands-on experience with wireless deployment, especially Cisco Meraki AP
• Design Capability: High proficiency in using tools like Visio or Lucidchart to create and maintain professional network topology diagrams

• System & Infrastructure Awareness: A foundational understanding of Server and Storage systems (e.g., how SAN/NAS and Linux/Windows servers connect to the network) to ensure smooth infrastructure integration and effective cross-team collaboration
• Documentation & Planning: Strong experience in network proposal planning, structural inventory management, and technical documentation
• Advanced Networking: Practical knowledge of advanced routing protocols (BGP, OSPF) and experience leading or heavily participating in large-scale infrastructure migration projects
• Certifications: Industry-recognized certifications (e.g., CCNA, CCNP, PCNSE, NSE) are a plus