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Qatari Computer Systems W.L.L
The Network Support Engineer (L2/L3) is responsible for supporting, maintaining, and optimizing enterprise network and security infrastructure. The role focuses on day-to-day network operations, resolving complex incidents, performing advanced troubleshooting, leading network upgrades and migrations, and ensuring high availability, security, and performance of network services.
o Perform day-to-day operations for network and security-related tasks.
o Resolve complex and critical network incidents and escalations.
o Provide advanced troubleshooting across LAN, WAN, wireless, and security components.
o Support and execute network upgrades, migrations, and major infrastructure changes.
o Implement and maintain network policies, standards, and best practices.
o Perform proactive monitoring, network health checks, and performance optimization.
o Ensure high availability, redundancy, and resilience of network services.
o Maintain accurate network documentation, diagrams, and configurations.
o Collaborate with cross-functional teams to support business requirements.
Technical Skills & Competencies
o Advanced routing and switching expertise.
o Strong understanding of networking and security concepts.
o Hands-on experience with Next-Generation Firewalls (Cisco, Palo Alto, Fortinet).
o VPN technologies: large-scale SSL and IPsec VPN deployments across routing and security platforms.
o Knowledge of DNS, F5 LTM/GTM, Email security, Network Access Control (NAC).
o Network performance monitoring, analysis, and optimization.
o AAA Servers concepts and management.
o Knowledge of Azure networking and security components, VNETs, Routing, NSGs, firewalls.
Experience & Qualifications
o 6–10+ years of experience in enterprise network support or operations.
o Proven experience supporting complex network and security environments.
o Strong problem-solving, communication, and documentation skills.
o Relevant certifications such as CCNP, PCNSE, and Azure Networking/Security are preferred.
o Ability to work across network and security domains with clear ownership and escalation awareness.
Pay: QAR11,000.00 - QAR12,000.00 per month
enterprise network support or operations?
such as Cisco, Palo Alto, or Fortinet? Please
describe your experience.
or IPsec VPN deployments? If yes, describe the
scale and platforms used.
protocols (e.g., BGP, OSPF, EIGRP)?
Please describe your level of expertise.
components such as VNETs, NSGs, and Azure
Firewalls? Please provide details.
What was the issue and how did you troubleshoot
it?
performance analysis and optimization?
CCNP, PCNSE, or Azure Networking/Security
certifications?
Work Location: In person
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