Lead Enterprise Network & Security Engineer

S3-KSA; Jeddah; On-site; SAR 201,000 - 357,000; Full time

Job summary

S3-KSA in Jeddah, Saudi Arabia, is seeking a seasoned Network Engineer to design, implement, and maintain enterprise infrastructure. You will manage LAN/WAN/WLAN, VPNs, routers, switches, firewalls, and security systems, while guiding technicians and coordinating with IT, security teams, vendors, and clients.

The role requires 5–8 years of hands-on networking experience, CCNA, and strong TCP/IP knowledge; CCNP and Fortinet/Palo Alto certifications are highly preferred.

Qualifications

• Bachelor’s degree in Network Engineering, Computer Engineering, CS, IT, or related field.
• 5–8 years hands-on experience in enterprise networking and network security.
• CCNA certification or equivalent networking knowledge required.
• CCNP Enterprise or equivalent preferred.
• Fortinet, Palo Alto or equivalent firewall certifications highly preferred.
• Strong experience with Cisco switches/routers and enterprise firewalls.
• Advanced knowledge of TCP/IP, VLANs, OSPF, BGP, DHCP, DNS, NAT.
• Experience with IPSec/SSL VPN and site-to-site VPN.
• Experience with network security, ACLs, and firewall policies.
• Excellent troubleshooting and packet analysis skills.
• Experience with Wireshark and network monitoring tools (PRTG/SolarWinds/Zabbix).
• Good understanding of fiber, PoE, and structured cabling.
• Experience with CCTV/VMS and IP-based security networks is highly preferred.
• Ability to prepare network diagrams, IP addressing plans, and documentation.
• Good English communication and technical reporting skills.

Responsibilities

• Design, implement, configure, manage, and maintain enterprise network infrastructure (LAN/WAN/WLAN).
• Manage VPNs, routers, switches, firewalls, and network security systems.
• Provide advanced technical support and troubleshooting for complex network issues.
• Design and support network infrastructure for IT and physical security systems (CCTV, IP cameras, VMS, access control).
• Coordinate with IT, security teams, vendors, and clients; handover projects and document work.
• Provide technical guidance to technicians and junior engineers; participate in upgrades and expansions.

Skills

TCP/IP knowledge

Wireshark

Network troubleshooting

English communication

Documentation

Education

Bachelor's degree in Networking or related field

Tools

Cisco IOS

Firewalls (Fortinet / Palo Alto)

VPN technologies

PRTG / SolarWinds / Zabbix

VMS/IP-based access control integration

Job description

S3-KSA in Jeddah, Saudi Arabia, is seeking a seasoned Network Engineer to design, implement, and maintain enterprise infrastructure. You will manage LAN/WAN/WLAN, VPNs, routers, switches, firewalls, and security systems, while guiding technicians and coordinating with IT, security teams, vendors, and clients.

The role requires 5–8 years of hands-on networking experience, CCNA, and strong TCP/IP knowledge; CCNP and Fortinet/Palo Alto certifications are highly preferred.