Senior Network Engineer; Bilingual Korean​/English

Senior Network Engineer (Bilingual Korean/English)

📍
Austin, TX (Onsite – must live within 1 hour of Taylor, TX)

We are seeking a Senior Network Engineer who is bilingual in Korean and English to support a large-scale, high-availability manufacturing environment. This role partners closely with stakeholders
, Korean vendors, and internal teams to design, support, and maintain reliable, secure enterprise network infrastructure.

• Architect and support enterprise networks using Cisco Catalyst and Nexus platforms
• Design and optimize advanced routing protocols including BGP, OSPF, EIGRP, and EVPN
• Deploy, configure, and maintain F5 Load Balancers
  , including iRules
• Act as the escalation point for complex L2/L3 network issues
  , VPNs, and hardware failures
• Implement and enforce network security using IPSec, 802.1x, TACACS+, and firewalls
• Support manufacturing-specific multicast technologies (
  PIM, MSDP, Anycast-RP
  )
• Lead network upgrades, migrations, and expansion projects with minimal downtime
• Collaborate with cross‑functional teams, ISPs, and vendors on RMAs and escalations
• Create and maintain detailed documentation including 8D reports, SOPs, diagrams, and incident logs
• Mentor junior engineers and promote operational excellence

• Bachelor’s degree in Computer Science, Information Technology, or a related field
• 8+ years of hands‑on experience in enterprise network engineering
• Strong experience with Cisco enterprise networking (Catalyst, Nexus)
• Hands‑on experience with firewalls and load balancers
• Experience supporting Samsung Semiconductor environments
• Advanced knowledge of routing, switching, multicast, and VPN technologies
• CCNP Enterprise or CCIE (current or expired within the last 3 years)
• Proven ability to troubleshoot complex hardware, L2/L3, and application connectivity issues
• Experience with network monitoring tools
• Strong sense of ownership, urgency, and documentation discipline
• Excellent communication skills and ability to work with Korean‑speaking vendors
• Bilingual in Korean and English (required)
• Must commute onsite 5 days per week

• Experience supporting large manufacturing or 24/7 production environments
• High‑availability network design experience
• Server networking experience (
  VPC, LACP, NIC teaming
  )
• F5 Load Balancer experience (iRules strongly preferred)
• Packet capture analysis and SSL certificate experience
• F5 or Palo Alto certifications with 5+ years hands‑on experience
• Familiarity with Linux/Unix and automation tools (
  Python, Ansible
  )