Network and system engineer

Job Summary We are looking for a Network and System Engineer to handle end-to-end IT infrastructure: networking, servers, virtualization, and security for enterprise and hospitality projects. You will be involved in project implementation, system integration, and L2/L3 support. This role requires you to be hands-on with both network devices and Windows / VMware servers. Key Responsibilities 1. Networking Install, configure and troubleshoot switches, routers, firewalls, wireless APs/controllers LAN/WAN, VLAN, STP, OSPF, BGP, VPN, NAT, DHCP, DNS Wi-Fi survey, optimization, and troubleshooting Firewall policy creation, NAT, IPSec VPN Brands: Cisco, Fortinet, Aruba, Ruckus, Juniper, Huawei 2. Systems / Server Install and maintain Windows Server 2019/2022, AD, DNS, DHCP, GPO VMware vSphere, ESXi, vCenter, backup and restore Basic Linux administration and troubleshooting Manage Office 365, Azure AD, file sharing, antivirus, WSUS Server patching, backup (Veeam), and monitoring 3. Project Delivery Perform site surveys, rack mounting, cabling checks, device staging Execute project implementation, migration, cutover and UAT with clients Prepare network diagrams, IP schemes, and as-built documentation 4. Operations & Support Provide L2/L3 onsite and remote support for network and server issues Handle incident tickets, root cause analysis, and preventive maintenance On-call standby rotation for critical clients Coordinate with vendors for TAC, RMA, and firmware upgrades 5. Security Implement hardening for network and servers Assist with ISO27001, vulnerability remediation, and security best practices Work with Security team for firewall, endpoint security, and DLP Requirements Technical Must-Have: Strong TCP/IP, VLAN, routing, switching, Wi-Fi, firewall Strong Windows Server, AD, VMware Hands-on with Fortinet / Cisco / Aruba AND Windows / VMware Tools: Wireshark, PRTG / SolarWinds, Veeam, Active Directory Education & Certs: Diploma / Degree in IT / Computer Engineering / Networking 3-6 years in similar role Preferred: CCNA + MCSA / MCSE + Fortinet NSE4/5 + VCP or AZ-104 Soft Skills: Can work independently onsite Good troubleshooting and documentation discipline Good communication with clients Willing to work after-hours for cutover / maintenance windows What We Offer Basic + performance bonus + OT / standby allowance Cert sponsorship: Cisco, Fortinet, Microsoft, VMware Project exposure across government, hospitality, commercial Growth path: Senior Engineer -> Infrastructure Architect / Pre-Sales KPIs Project on-time delivery SLA for incident resolution System uptime (Network + Server) Documentation quality