Senior Network and Security Engineer

Design deploy and hand over enterprise security and data-centre projects for CNS customers across the UAE. The role is hands-on the engineer leads implementations end to end - Next-Gen Firewalls Zero Trust NAC F5 application delivery and Cisco ACI - and acts as the technical escalation point for the team.

• Gather customer requirements and produce High-Level Design HLD and Low-Level Design LLD documents for security and data-centre solutions.
• Design segmentation firewall policy Zero Trust access and NAC policy models aligned with customer security standards.
• Review existing customer environments and recommend hardening migration and consolidation paths.

• Lead end-to-end deployments staging configuration integration cut-over and post-go-live support.
• Plan and execute firewall and load-balancer migrations policy conversion rule clean-up rollback plans with minimal downtime.
• Integrate security platforms with AD LDAP RADIUS TACACS PKI SIEM and SOAR.
• Write and run User Acceptance Test UAT plans and deliver as-built documentation and knowledge transfer to customers.

• Act as L3 escalation for network and security incidents lead root-cause analysis for major incidents.
• Carry out preventive maintenance PM health checks firmware upgrades and vulnerability remediation within agreed maintenance windows.
• Meet SLA targets on assigned tickets and keep ticketing tools up to date.

• Support pre-sales with solution sizing BoQ review SOW and RFP technical responses.
• Present technical status to customer stakeholders and internal management.

Minimum :
Bachelor s degree in Computer Science, Electrical/Telecom Engineering or IT (or equivalent experience). At least one of: CCNP Security or CCNP Enterprise / Data Center; PCNSE;
Fortinet NSE 7 / FCSS; F5 Certified Technology Specialist (301/302/303).

Desired: CCIE Security / Data Center / Enterprise. Cisco ISE or ACI specialist certification.

Minimum :
Minimum 10 years in enterprise networking, including 5+ years delivering network security projects.

Desired:
System integrator or managed-services experience in the UAE/GCC. Hands-on delivery of multi-vendor firewall and F5 migrations.