Network & Systems Administrator
eMinds · Doubaï
وصف الوظيفة
About the role
We are looking for an experienced Network & Systems Administrator to manage the IT infrastructure of a contact centre with around 200 seats. The role ensures high availability, performance and security of network devices, Windows servers and connectivity services while working rotating shifts.
Key responsibilities
- Manage Layer 2 access switches and Layer 3 core switches, configure VLANs, inter‑VLAN routing, DHCP relay, spanning‑tree and link aggregation.
- Administer FortiGate firewalls (NAT, security policies, SD‑WAN, DNS filtering) and maintain dual internet connections with fail‑over and MPLS WAN routing.
- Configure and monitor site‑to‑site VPNs and network monitoring tools (SNMP) for availability and performance.
- Administer Windows Server 2025, Active Directory, Group Policy, DHCP and DNS services, including high‑availability and patching.
- Provide Tier 2/3 support, incident investigation, root‑cause analysis and change‑management for network and server changes.
- Maintain disaster‑recovery arrangements, conduct recovery testing and keep documentation such as network diagrams and configuration records up to date.
Required profile
- Minimum 5 years of hands‑on network and systems administration experience.
- Valid CCNP (Enterprise or Security) and a current Microsoft certification (MCSE or equivalent) covering Windows Server administration.
- Proven experience with FortiGate firewalls and enterprise switches (Cisco, Huawei, Aruba) and strong knowledge of VLANs, spanning‑tree, OSPF, MPLS, SD‑WAN and VPN technologies.
- Ability to work rotating shifts and coordinate with vendors, ISPs and internal stakeholders.
Required skills
- CCNP (Enterprise or Security)
- MCSE or equivalent Microsoft certification
- FortiGate firewall administration
- Cisco/Huawei/Aruba switching
- VLAN, spanning‑tree, link aggregation
- OSPF, static routing, MPLS, SD‑WAN, VPN
- Windows Server, Active Directory, Group Policy, DHCP, DNS
- SNMP‑based network monitoring
- Disaster recovery and high‑availability design
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eMinds
Doubaï