Server and Network Administrator

Server & Network Administrator [Hybrid Job]

Responsibilities:

• Lead the integration of various complex enterprise-level servers and networks
• Manage and administer servers and networks to ensure system integrity
• Plan, design, and implement identified special technology projects
• Installing, configuring, and maintaining network hardware (like routers, switches, and firewalls) and software, ensuring network security and performance, troubleshooting connectivity issues, managing user accounts and permissions, performing backups and disaster recovery, and documenting network systems
•  Oversee the evaluation of system and network performance and recommend improvements
• Coordinate the troubleshooting and support calls with internal software engineers and application operators
• Manage the preparation of technical and functional documentation for required systems
• Implement all servers and network hardware, and system-related security patches and OS upgrades when it is needed
• Apply the configurations and security patches to all network devices, such as the routers, firewalls, and switches
• Coordinate the completion of Standard Operating Procedures for relevant servers, network hardware, and systems
• Perform root cause analysis of complex server system problems and provide corrective action
• Proactively monitor backups and server logs
• Work through alerts raised by alert software for proactive fixing
• Work with a change control policy on any changes
• Compile daily, weekly, and monthly reports for the corresponding team leader
• Execute duties in accordance with ITIL framework guidelines
• Participate in regular and irregular customer/staff meetings, staff training programs, and supervisory sessions, and accept the responsibility for aiding the development of positive team relationships as requested
• Work with the IT Manager to identify single points of failure and to work out Disaster Recovery plans
• Make recommendations to the team leader for improving systems and processes
• Stay abreast of the latest technology and work with the team leader on potential upgrades
• Perform and support other tasks as identified by the Technology Manager 

Requirements:

• Bachelor’s degree in computer science, engineering, or a related field
• No limitation to work in the United States without a visa sponsorship
• 5+ years of server & network admin experience
• Extensive knowledge and hands-on experience in Windows, Linux, and UNIX operating systems
• Extensive knowledge and hands-on experience in managing servers and networks in cloud and virtual machine environments
• Strong knowledge of network hardware and software (routers, switches, firewalls, VPNs, VDI, MPLS)
• Proficiency in network monitoring tools and troubleshooting methodologies
• Understanding of network security best practices
• Excellent problem-solving and analytical skills
• Familiarity with different types of networks, including LANs, WANs, VPN, MPLS, VDI, and cloud-based systems
• Solid knowledge of performance Improvement best practices
• Willingness to build professional relationships with staff and customers
• Professional certification, such as CISSP, CCNA, or CCNP
• Excellent communication, motivational, and interpersonal skills
• Prefer a Korean English bilingual, but not mandatory