Sr. Network Specialist | اخصائي اول شبكات

ROLE OBJECTIVE
Senior Specialist, Network is responsible for delivering advanced L2 network operations support within Otech’s managed services environment
The role ensures stability, availability, performance, and security of customer and internal network infrastructure by executing troubleshooting, configuration, monitoring, while ensuring timely escalation of design-level or complex engineering issues to Technology & Innovation (CCOE)
The Senior Specialist acts as a senior technical authority during incidents, changes, and maintenance windows while supporting Junior Specialists and coordinating with vendors when required
RESPONSIBILITIES
Network Operations and L2 Support
• Operate and maintain enterprise and cloud network environments including routing, switching, firewalls, and load balancers
• Provide advanced L2 troubleshooting for network incidents within approved procedures and runbooks
• Ensure network services meet availability and performance SLAs
Incident Handling and Escalation
• Investigate and resolve network incidents using structured troubleshooting methodologies
• Analyse logs and monitoring data to identify root causes within L2 scope
• Escalate complex or design-related issues to Team Lead and Technology & Innovation (COE)
• Provide accurate updates and documentation in incident tickets
Monitoring and Performance
• Monitor network health, availability, and performance using approved tools
• Identify recurring issues and performance trends
• Tune alerts and thresholds in coordination with Team Lead
Network Configuration and Maintenance
• Execute approved network configurations, patches, and maintenance activities
• Validate post-change stability and escalate engineering concerns to COE
• Support capacity growth and lifecycle activities from an operational perspective
Security Operations
• Implement and maintain network security controls as per operational standards
• Support investigation of network-related security incidents
• Escalate advanced security engineering issues to COE
Vendor Coordination
• Work with vendors for operational troubleshooting and support cases
• Provide complete diagnostics for vendor and COE escalations
Documentation and Knowledge Management
• Maintain network documentation, diagrams, and troubleshooting guides
• Document incident resolutions and known issues
• Support operational best-practice development
Team Support and Knowledge Sharing
• Provide guidance and mentoring to Junior Network Specialists
• Share knowledge during incident reviews and operational discussions
ROLE SPECIFICATIONS
Qualification
• Bachelor's degree in Computer Science, Information Systems, or Information Technology
Certification
• CCIE Routing & Switching
• CCNP, CCNA, NSE4-8 desirable
Experience
• 5+ years of experience in network operations within managed services or service delivery environments
Skills
• Strong L2 troubleshooting skills for routing, switching, firewall, and load balancing
• Experience with Cisco, Palo Alto, Juniper, F5, and Huawei networks
• Strong documentation and communication skills