Network Security Engineer at Robert Walters
dubai, Dubai, United Arab Emirates -
Full Time


Start Date

Immediate

Expiry Date

20 Nov, 26

Salary

0.0

Posted On

22 Aug, 26

Experience

0 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Yes

Skills

Industry

Information Technology & Services

Description
  • Key ResponsibilitiesLead the design, deployment and commissioning of infrastructure for new regional offices, including LAN/WAN, WLAN, connectivity, voice, server rooms and perimeter security.
  • Own infrastructure projects end-to-end, covering HLD/LLD, BOMs, implementation, migration, cutover, UAT and handover.
  • Manage and maintain enterprise routing, switching, wireless, virtualisation, storage, backup and network security infrastructure.
  • Administer enterprise firewall environments, with Fortinet FortiGate strongly preferred.
  • Design and maintain secure network architectures covering segmentation, VPN, SD-WAN, IDS/IPS, remote access and access control.
  • Manage VMware vSphere/ESXi/vCenter environments and associated datacentre technologies.
  • Manage enterprise storage platforms including NetApp ONTAP and HPE MSA.
  • Lead infrastructure patching, firmware upgrades, lifecycle management and disaster recovery activities.
  • Conduct root cause analysis and implement corrective and preventative actions following major incidents.
  • Work closely with vendors, telecom providers, systems integrators and regional stakeholders.
  • Maintain comprehensive technical documentation, network diagrams, configuration standards and operational runbooks.
  • Support vulnerability remediation, audits and security initiatives aligned with relevant regulatory requirements.
  • Participate in on-call rotations and scheduled out-of-hours maintenance.
  • Required Technical ExperienceThe successful candidate will have strong hands-on experience across:Cisco networking: Catalyst, VLANs, STP/RSTP, EtherChannel, HSRP/VRRP, OSPF, BGP, VRF and QoS.
  • Cisco wireless: WLC/Catalyst 9800, enterprise Wi-Fi, RF design and WPA2/WPA3 Enterprise.
  • Enterprise VoIP, SIP and voice VLANs.
  • VMware: vSphere, ESXi, vCenter, HA, DRS, vMotion and distributed switching.
  • Fortinet: FortiGate, FortiManager, FortiAnalyzer, FortiClient EMS and FSSO.
  • Network security, VPN, SD-WAN, IDS/IPS, network segmentation and zero-trust principles.
  • NetApp ONTAP and HPE MSA storage environments.
  • Windows Server, Active Directory, DNS, DHCP, Group Policy and Microsoft 365/Entra ID.
  • Backup and disaster recovery platforms, ideally Veeam.
  • Network monitoring, packet capture and performance troubleshooting.
  • Hybrid cloud infrastructure, ideally Microsoft Azure.
  • Requirements7-10+ years of enterprise IT infrastructure experience.
  • At least 3 years in a senior/lead engineering capacity.
  • Proven experience delivering greenfield or major office/datacentre infrastructure projects.
  • Experience supporting business-critical or 24/7 environments.
  • Experience working across multiple geographic locations.
  • Strong documentation, problem-solving and vendor management skills.
  • Ability to independently own infrastructure projects from architecture through to operational handover.
  • Must currently be based in the UAE.
  • CertificationsOne or more of the following is required:CCNP Enterprise or CCNP Security
  • VMware VCP-DCV
  • Fortinet NSE 4 or above
  • Additional certifications such as CCIE, Fortinet NSE 7, NetApp NCDA, ITIL, CISSP, CISM or Azure certifications would be advantageous.Desirable ExperienceExperience within commodity trading, energy trading, banking, financial services or another regulated environment would be highly advantageous.Exposure to trading-floor infrastructure, ETRM environments, market-data connectivity or other business-critical technology environments is also beneficial.
Responsibilities
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