Responsibilities:

• Design and Architect Enterprise Networks: Lead the planning and implementation of scalable, secure network infrastructures using Cisco Catalyst and Nexus platforms, tailored to support high-demand environments

• Manage Advanced Routing & Switching Protocols: Configure and optimize complex routing protocols such as BGP, OSPF, EIGRP, and EVPN, ensuring efficient traffic flow and high availability across global sites

• Implement and Maintain F5 Load Balancing Solutions: Deploy and manage F5 appliances, including custom iRules scripting, to ensure application resilience, performance, and intelligent traffic distribution

• Troubleshoot Critical Network Issues: Serve as the escalation point for diagnosing and resolving L2/L3 connectivity problems, hardware failures, and VPN-related disruptions across enterprise systems

• Secure Network Infrastructure: Enforce robust security practices using technologies like IPSec, 802.1x, TACACS+, and firewalls, while maintaining compliance with internal and external standards

• Support Multicast and Manufacturing-Specific Protocols: Configure and maintain multicast technologies including PIM, MSDP, and Anycast-RP to support real-time data delivery in manufacturing environments

• Lead Network Upgrades and Migrations: Drive hardware/software refreshes, network expansions, and migration projects with minimal downtime and maximum operational continuity

• Collaborate Across Teams and Vendors: Interface with cross-functional teams, ISPs, and hardware vendors to coordinate maintenance windows, resolve escalations, and manage RMA processes

• Document and Standardize Network Operations: Maintain detailed network diagrams, configuration records, and SOPs to support audit readiness and streamline troubleshooting

• Mentor and Develop Team Talent: Provide technical leadership and guidance to junior engineers, fostering a culture of continuous learning, accountability, and operational excellence

Requirements/Qualifications:

• Bilingual Network Engineer (Korean and English)

• Must have experience with Samsung Semiconductor and Cisco equipment

• Proficient in documentation, including 8D reports, incident reports, network strategy, and daily work logs

• Excellent communication and relationship-building skills with Korean vendors

• Bachelor’s Degree in Computer Science, Network Engineering, Information Technology, or a related field

• 10+ years of hands-on technical experience in large-scale, enterprise-class network operations, including planning, design, implementation, and support, with a focus on Cisco devices (Catalyst, Nexus), Firewalls, and Load Balancers

• CCNP Enterprise or CCIE certification (current or expired within the last 3 years)

• Extensive experience with routing protocols and network technologies 

• Proficiency in troubleshooting complex network issues, including hardware, L3/L2 problems, application connectivity, and P2P VPN connections

• Experience with PIM, MSDP, Anycast-RP, and Multicast in a manufacturing environment

• Experience with Network Monitoring Tools

• Strong customer focus, a sense of ownership, urgency, responsibility for network documentation, and a passion for mentoring team members

• Must reside within a 1-hour drive of Taylor, TX

• Willing and able to commute to the office 5 days per week

Preferred Qualifications:

• Experience supporting networks in large manufacturing environments, particularly within a 24/7 operational context

• Expertise in high availability network environments

• Strong background in server network connectivity (Teaming, VPC, LACP)

• Experience with F5 Load Balancing setups, including iRules

• Experience with Packet Capture Analysis, SSL certificates

• F5 Load Balancers or Palo Alto Firewalls certification, with at least 5 years of hands-on experience

• Familiarity with Unix/Linux and scripting in Python, Ansible, or other automation tools is a plus.