Sr. Network Engineer - Bilingual (English/Korean)

Woongjin, Inc • $100K — $110K *
Austin, TX 78745In-Person
Information Technology
5 - 7 years of experience
Today
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Job Overview by Ladders

Qualifications

  • Bachelor's Degree in Computer Science or related field
  • 5+ years of experience in enterprise-class network operations
  • CCNP Enterprise or CCIE certification (current/expired within 3 years)
  • Extensive knowledge of routing protocols and network technologies
  • Proficient in troubleshooting L3/L2 connectivity and VPN issues
  • Experience with multicast protocols in manufacturing settings
  • Bilingual in Korean and English

Responsibilities

  • Lead the design and execution of scalable, secure network infrastructures
  • Configure and optimize complex routing protocols for high availability
  • Deploy and manage F5 appliances to enhance application performance
  • Troubleshoot and resolve critical network issues across enterprise systems
  • Implement security measures to ensure network compliance
  • Support and maintain multicast technology for real-time data delivery
  • Oversee hardware/software upgrades with minimal service interruptions
  • Collaborate with various teams and vendors for network management
  • Document and standardize network operations for audit readiness
  • Mentor junior engineers and promote a culture of learning

Benefits

  • Medical Insurance
  • Vision Insurance
  • Dental Insurance
  • 401(k)
  • Paid Sick hours
Full Job Description


Benefits
  • Medical Insurance
  • Vision Insurance
  • Dental Insurance
  • 401(k)
  • Paid Sick hours


Job Description

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.


Salary: $100k - $110k/yr. (D.O.E)

Qualifications

Requirements/Qualifications:
  • Bachelor's Degree in Computer Science, Information Technology, or a related field.
  • 5+ years of hands-on 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.
  • Bilingual in Korean and English

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.


*** NO C2C ***

About Woongjin, Inc

Woongjin, Inc Careers

There has never been a better time to join the global team at Woongjin, Inc—the forefront of innovation and professional growth.

Work You’ll Do

Join Woongjin, Inc's market-leading team to assist some of the most dynamic companies in mastering their business challenges. At Woongjin, Inc, the focus is on transforming businesses through leadership in industries and digital innovation. Lead from a unique position in the marketplace, leveraging technology, industry expertise, and digital innovation to make a significant impact. Engage with a global team of business and technology advisors to help clients navigate through their transformation journeys. Collaborate with a dedicated team of professionals, driving growth and innovation at every step.

Introducing the Woongjin, Inc Business Advisory

The team is dedicated to building a leading Advisory group to guide well-known companies through their digital transformation challenges using comprehensive strategies.

Do Innovative Work

Be part of Woongjin, Inc— a company where innovation meets expertise at the intersection of technology and industry knowledge.

Drive Innovative Solutions

Deliver targeted solutions through a depth of consulting experience and innovation that stands out in the industry.

Be Part of a Great Team

Engage in a wide range of technology projects and harness the capabilities of a team known for its global reach and solution development.

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Woongjin, Inc offers nearly limitless opportunities for career advancement, supported by unmatched training, development, and certification programs.

Explore Job Opportunities and Growth

Woongjin, Inc is committed to employee growth, offering diverse job opportunities, from leadership roles to internships. The company fosters a culture of innovation and diversity, ensuring a vibrant career path for all team members.

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Consumer Technology
* Ladders Estimates

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