About Company
LG CNS is a global leader in providing comprehensive IT services and solutions, spearheading digital transformation across various industries. As a key affiliate of the LG Group, we leverage cutting-edge technologies like AI, Big Data, Cloud, IoT, and Smart City solutions to create smarter, more efficient, and connected futures. We are committed to innovation and excellence, empowering our clients to navigate the complexities of the digital age with confidence. At LG CNS, you’ll be part of a dynamic team driving technological advancements that shape the future of business and society, fostering a culture of continuous learning, collaboration, and impactful contributions. Our mission is to accelerate digital innovation for a better life and a smarter world, and we achieve this by attracting and nurturing top talent who are passionate about technology and its potential.
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Job Description
Are you a highly skilled and motivated Network Administrator looking to make a significant impact within a leading global IT services company? LG CNS is seeking a dedicated professional to join our robust infrastructure team in Seoul, South Korea. In this critical role, you will be instrumental in ensuring the stability, security, and optimal performance of our extensive network infrastructure, which underpins the innovative solutions we deliver to our diverse client base. This is an exceptional opportunity to work with advanced network technologies, contribute to large-scale enterprise projects, and continually enhance our network capabilities in a fast-paced and evolving technological landscape.
As a Network Administrator at LG CNS, you will be responsible for the end-to-end management of our corporate and client-facing networks. Your expertise will be vital in designing, implementing, maintaining, and troubleshooting complex network systems, including LAN, WAN, wireless, and cloud environments. We are looking for someone who thrives on solving technical challenges, possesses a proactive approach to network management, and is passionate about staying ahead of industry trends. You will collaborate closely with various IT teams, security specialists, and project managers to ensure seamless network operations, implement robust security measures, and support the deployment of new technologies. This role demands meticulous attention to detail, strong analytical skills, and a commitment to delivering high-quality network services. You will regularly engage in capacity planning, performance tuning, and disaster recovery planning, ensuring our network infrastructure is resilient and scalable. Beyond day-to-day operations, you will also be involved in evaluating new networking technologies, vendor management, and participating in strategic planning to align our network strategy with business goals. Join us and play a pivotal role in strengthening the backbone of LG CNS’s digital future, driving performance and reliability for critical business operations and cutting-edge projects. Your contributions will directly influence our ability to innovate and provide world-class service to our clients, while also providing ample opportunities for personal and professional growth within a supportive and forward-thinking environment.
Key Responsibilities
- Design, implement, and maintain local area networks (LAN), wide area networks (WAN), and wireless networks.
- Monitor network performance, availability, and security using various network management tools.
- Troubleshoot network connectivity issues, diagnose problems, and implement effective solutions in a timely manner.
- Configure and manage network hardware including routers, switches, firewalls, load balancers, and VPN devices.
- Implement and enforce network security policies and procedures, including access control lists, VPNs, and intrusion detection/prevention systems.
- Plan and execute network upgrades, patches, and migrations with minimal disruption to services.
- Perform regular network capacity planning, performance tuning, and disaster recovery testing.
- Develop and maintain comprehensive network documentation, including diagrams, configurations, and operational procedures.
- Collaborate with other IT teams (servers, applications, security) to ensure seamless integration and support of network services.
- Provide on-call support for critical network incidents outside of business hours as required.
Required Skills
- Minimum 3 years of experience in network administration or a similar role.
- Strong understanding of TCP/IP, routing protocols (OSPF, BGP, EIGRP), and switching technologies.
- Hands-on experience with major network vendors' equipment (e.g., Cisco, Juniper, Huawei, Aruba).
- Proficiency in managing and configuring enterprise-grade firewalls (e.g., Palo Alto, Fortinet, Check Point).
- Experience with network monitoring and analysis tools (e.g., Wireshark, Nagios, SolarWinds).
- Solid understanding of network security principles and best practices.
- Excellent problem-solving, analytical, and communication skills.
- Fluent in Korean and proficient in English for technical documentation and communication.
Preferred Qualifications
- Bachelor's degree in Computer Science, Information Technology, or a related field.
- Industry certifications such as CCNA, CCNP, JNCIS-ENT, or Network+.
- Experience with cloud networking platforms (e.g., AWS VPC, Azure VNet, Google Cloud Networking).
- Familiarity with scripting for network automation (e.g., Python, Bash).
- Knowledge of IT service management frameworks (e.g., ITIL).
- Experience working in a large-scale enterprise or IT services environment.
Perks & Benefits
- Competitive salary and performance-based bonuses.
- Comprehensive health, dental, and vision insurance.
- Generous paid time off and holidays.
- Opportunities for continuous learning and professional development.
- Modern and collaborative office environment.
- On-site cafeteria and fitness center.
- Employee welfare programs and company events.
- Pension plan contributions.
How to Apply
Interested candidates are encouraged to apply by clicking on the application link below. Please ensure your resume and cover letter clearly highlight your relevant experience and qualifications for this role. We look forward to reviewing your application and exploring how your skills can contribute to LG CNS. Only shortlisted candidates will be contacted for an interview.
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