Network & Infrastructure Engineer

We are seeking an experienced Network Infrastructure Engineer to design, implement, maintain secure and troubleshoot enterprise network and IT infrastructure across multiple locations. The ideal candidate will have strong hands‑on experience in Cisco HP Aruba networking, enterprise wireless, firewalls, VPNs, NAC, structured cabling, telephony, CCTV, IoT and IT OT connectivity.

Configure and manage LAN WAN Cisco and HP Aruba switches routers VLANs OSPF BGP routing redundancy SD-WAN IP addressing and ISP connectivity

Manage enterprise Wi‑Fi access points controllers SSIDs authentication guest networks coverage surveys and performance optimization

Administer 3CX Cisco Unified Communications SIP trunks extensions IVR call routing VoIP gateways and QoS

Manage next‑generation firewalls Forti Gate Palo Alto Cisco Firepower or equivalent security policies NAT IPS IDS VPNs HA NAC 802 1X RADIUS TACACS and network segmentation Support endpoint security EDR XDR email security and security incident investigation

Plan and supervise Cat6 Cat6A and fiber‑optic installations MDF IDF rooms racks patch panels cable management Fluke certification fiber testing and contractor activities

Deploy and troubleshoot IP cameras NVR VMS PoE video storage CCTV VLANs and access‑control integration ensuring compliance with applicable UAE security authority requirements including SIRA MCC where relevant

Support industrial devices sensors gateways wireless bridges and IT OT connectivity implement secure segmentation and DMZs while coordinating with engineering automation and application teams

Monitor network health availability latency packet loss and bandwidth using PRTG Solar Winds Manage Engine or equivalent tools Resolve complex L2 L3 firewall VPN wireless fiber and application connectivity issues using Wireshark and other diagnostic tools

Perform root cause analysis RCA implement corrective actions support upgrades and outages and follow approved maintenance and change‑management procedures

Maintain network diagrams IP VLAN plans configurations backups asset inventories rack layouts cable records SOPs and audit documentation Coordinate with IT teams vendors contractors security teams telecom providers and business stakeholders

• Minimum 5 years of hands‑on experience in network engineering, infrastructure, or systems/network administration; multi‑site enterprise experience is preferred.
• Strong knowledge of TCP/IP, IPv4/IPv6, subnetting, switching, routing, OSPF/BGP, DNS/DHCP, SNMP, Syslog, QoS, VPNs, and high availability.
• Practical experience with Cisco, HPE Aruba, enterprise wireless, next‑generation firewalls, NAC, telephony, copper/fiber infrastructure, IP CCTV, and IoT networking.
• Knowledge of EDR/XDR, email security, SPF/DKIM/DMARC, packet analysis, network segmentation, and IT/OT security.
• Familiarity with Modbus, OPC, Profinet, or Ether Net/IP is an advantage.
• Strong troubleshooting, analytical, documentation, communication, and problem‑management skills, with the ability to perform under pressure.
• Education & Certifications Bachelor’s degree in IT, Computer Science, Electronics, Telecommunications, Engineering, or a related field is preferred; equivalent hands‑on experience and certifications may be considered.
• Preferred certifications:
  Cisco CCNA/CCNP Enterprise, Aruba, Fortinet FCP/FCSS, Palo Alto PCNSA/PCNSE, or equivalent security certifications.

• UAE experience and a valid UAE driving licence are preferred.
• Willingness to travel between company sites and provide planned maintenance and after‑hours support when required.
• Ability to work independently and collaboratively across data centres, offices, warehouses, factories, farms, and outdoor operational environments.