Company DescriptionCodem Inc. delivers scalable, AI-driven eCommerce solutions, helping businesses transform and achieve significant cost savings in software engineering and operations. With a proven track record in launching over 100 global B2C and B2B eCommerce platforms, Codem specializes in turnkey solutions that streamline development, QA, and store operations through expert teams in the US, Singapore, and India. Leveraging cutting-edge AI and ML technologies, the company delivers tailored applications and advanced digital tools, enabling clients to scale efficiently while optimizing costs. Codem operates globally with offices in San Francisco, Singapore, and Chennai, bringing deep industry expertise and pragmatic solutions to tackle complex digital challenges.Role OverviewThe Network & Security Administrator – Ops is responsible for maintaining, monitoring, and securing the company’s network infrastructure and perimeter security systems. The role ensures high availability, secure connectivity, and operational stability across all sites and cloud environments.IMMEDIATE JOINERS ONLY, PLS DON'T APPLY WITH 90 DAYS NOTICE PERIODKey ResponsibilitiesNetwork Operations·     Manage and maintain firewalls (Watchguard)·     Administer switching & routing infrastructure (L2/L3)·     Maintain VPNs (site-to-site & client VPN)·     Troubleshoot network latency, packet loss, and connectivity issuesSecurity Operations·     Maintain firewall policies and rule reviews·     Monitor IDS/IPS alerts·     Support vulnerability remediation (network layer)·     Manage network segmentation and security zones·     Participate in incident response (network-related incidents)Monitoring & Documentation·     Monitor network performance and availability·     Maintain network diagrams and documentation·     Ensure backup and configuration management of network devicesRequired Skills·     Strong TCP/IP knowledge·     Firewall administration experience·     VLAN, routing, NAT, VPN expertise·     Basic understanding of SIEM / SOC processes·     Experience with network troubleshooting toolsNice to Have·     CCNA / CCNP·     Firewall vendor certification·     Experience in e-commerce environments