Senior Network Engineer
Description
The Senior Network Engineer (L3) role at ZainTECH focuses on managing and optimizing cloud and network infrastructure across the MENA region. It is a hands-on, shift-based position in a multi-tenant environment, requiring strong technical expertise and a customer-focused approach.
The engineer acts as a key escalation point for complex network issues, ensuring high availability, performance, and security. They also collaborate with teams to improve services, share knowledge, and deliver reliable network solutions to enterprise customers.
Responsibilities
Network operations & support
Troubleshoot, diagnose, and resolve customer incidents and change requests across network and security environments
Operate within a shift-based support model to ensure continuous service availability
Maintain high standards of ticket management with accurate updates and SLA adherence
Provide clear, timely communication to customers and internal stakeholders
Technician escalation & expertise
Act as the L3 escalation point for complex network issues, supporting L1 and L2 engineers
Provide technical guidance to resolve advanced networking and security challenges
Manage and follow up on vendor support cases (TAC) to ensure timely resolution
Support implementation activities including upgrades, patches, and configuration changes
Network security & infrastructure management
Manage and troubleshoot firewall platforms (FortiGate, Cisco ASA, Palo Alto)
Support and optimize VPN solutions (SSL VPN, IPSec, MFA/2FA)
Configure and maintain web application firewalls (WAF) and load balancers (Kemp, FortiADC)
Perform firewall rule reviews, security audits, and policy optimization
Cloud & network technologies
Support networking within public cloud environments (Azure preferred)
Troubleshoot hybrid connectivity between cloud and on-premise environments
Apply strong understanding of network protocols, OSI model, and packet flow analysis
Requirements
- 5–8+ years of experience in network engineering or managed services environments
- Proven experience in L3 support and escalation handling
- Strong hands-on experience in network security and infrastructure support
- CCNP (minimum requirement)
- Firewall vendor certifications (Fortinet, Palo Alto, etc.) are desirable
- Public cloud certifications (Azure preferred) are an advantage