Location: Dubai / Remote
Employment Type: Contract
Department: Cloud and Infrastructure
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About the Role
We are looking for an experienced Security Solutions Specialist to manage day-to-day Network Access Control, network security, firewall, routing, and switching operations in a multi-vendor enterprise environment. The ideal candidate will have hands-on expertise with FortiNAC, Aruba ClearPass, Cisco ISE, Fortinet, Palo Alto, Cisco, Arista, and HPE Aruba technologies.
Key Responsibilities
- Operate and support NAC platforms, including FortiNAC, Aruba ClearPass, or Cisco ISE.
- Manage endpoint profiling, posture assessment, access policies, quarantine, remediation, and device onboarding/offboarding.
- Support wired, wireless, BYOD, OT, IoT, IP phone, camera, and corporate endpoint access controls.
- Configure and troubleshoot RADIUS, TACACS+, 802.1X, EAP-TLS, AAA, and identity-source integrations.
- Monitor, maintain, and troubleshoot routing, switching, VLANs, inter-VLAN routing, and firewall environments.
- Operate Next-Generation Firewalls, including IPS, web filtering, application control, antivirus, and access-control policies.
- Investigate network incidents, authentication failures, firewall alerts, and performance issues.
- Support MPLS, BGP, EVPN-VXLAN, NAT, QoS, traffic segmentation, and packet-capture analysis.
- Perform health checks, change implementation, testing, rollback planning, and root-cause analysis.
- Maintain configuration records, operational runbooks, incident reports, and SOPs.
- Participate in on-call or shift-based support as required.
Requirements
- Bachelor’s degree in IT, Computer Science, Networking, or a related field.
- Proven hands-on operational experience with FortiNAC, Aruba ClearPass, Cisco ISE, or equivalent NAC platforms.
- Strong experience with Fortinet, Palo Alto, Cisco, Arista, and/or HPE Aruba networking and firewall technologies.
- Strong knowledge of TCP/IP, VLANs, routing, switching, BGP, MPLS, EVPN-VXLAN, RADIUS, TACACS+, and 802.1X.
- Experience operating NGFW security features such as IPS, web filtering, application control, antivirus, and NAC integration.
- Ability to analyse logs, alerts, packet captures, and authentication events in a live production environment.
- Strong troubleshooting, incident response, documentation, and communication skills.
Preferred Certifications
- Fortinet NSE 4, NSE 5, or NSE 7.
- CCNA, CCNP, or equivalent Cisco certification.
- Aruba ClearPass or Cisco ISE certification.
- Exposure to ISO 27001, GDPR, PCI-DSS, SIEM, IAM, and automation/scripting.
