Senior Network & Security Engineer - Multi-Vendor Expert

Abunayyan Holding; Riyadh; Hybrid; SAR 180,000 - 300,000; Full time

Job summary

Abunayyan Holding seeks an Engineer to design, implement, and maintain our enterprise infrastructure across Aruba networking, Fortinet/Palo Alto security, and collaboration platforms (Ribbon, Yealink, Avaya). The role is hybrid, with duties spanning design, deployment, monitoring, and ongoing optimization of core LAN/WLAN, security controls, and unified communications.

You will lead cross-domain projects, pair with vendors for firmware and configuration, and ensure performance, resilience, and

Qualifications

• Bachelor's degree in Computer Science, IT, or a related field.
• 4+ years in network and security engineering with hands-on multi-vendor expertise.

Responsibilities

• Design and implement multi-vendor enterprise infrastructure across Networking, Security and Collaboration domains.
• Lead infrastructure projects ensuring reliability, security, and performance.
• Maintain and troubleshoot network, security, and UC environments across Aruba, Fortinet, Zscaler, Ribbon, Yealink and Avaya.

Skills

Networking

Security

Collaboration

Education

Bachelor's degree in Computer Science/IT or related

Tools

Aruba

Fortinet

Palo Alto

Forescout

F5

Zscaler

Ribbon

Yealink

Avaya

Job description

Abunayyan Holding seeks an Engineer to design, implement, and maintain our enterprise infrastructure across Aruba networking, Fortinet/Palo Alto security, and collaboration platforms (Ribbon, Yealink, Avaya). The role is hybrid, with duties spanning design, deployment, monitoring, and ongoing optimization of core LAN/WLAN, security controls, and unified communications.

You will lead cross-domain projects, pair with vendors for firmware and configuration, and ensure performance, resilience, and