Fujitsu is seeking a dedicated and experienced Network Engineer to join our onsite network team. You will be an integral part of a team responsible for managing our customer Enterprise Networking Environment, which supports a large campus with diverse network equipment and services. You will work closely with the customer network team, vendors, and the Helpdesk team to ensure seamless network operations. Responsibilities: Manage, administer, configure, and provide technical support for network equipment (switches, wireless APs, firewalls, DNS appliances, UPS) and services, including VLANs, ACLs, firewall rules, DNS, and IP address management. Install, maintain, and upgrade network hardware firmware/software; apply patches, hotfixes, and manage vulnerability remediation. Take ownership of network problems, troubleshoot and resolve issues related to hardware, software, and firmware, performing on-site support as needed. Conduct daily system checks, monitor network services availability, ...