L2 Network Security Engineer
About this role
About us
Join us at Orange Business!We are a network and digital integrator that understands the entire value chain of the digital world, freeing our customers to focus on the strategic initiatives that shape their business.Every day, you will collaborate with a team dedicated to providing consistent, sustainable global solutions, no matter where our customers operate. With over 30,000 employees across Asia, the Americas, Africa, and Europe, we offer a dynamic environment to develop and perfect your skills in a field filled with exciting challenges and opportunities.
About the role
Roles and Responsibilities:
Network and Security Operations:
Monitor, configure, and troubleshoot enterprise network and security infrastructure, including:Firewalls: Cisco ASA, FortiGate, Check Point, Palo Alto.Networking Devices: Cisco Core and Access Switches, Routers, Access Points, and Wireless Controllers.Load Balancers and DNS: F5 and Infoblox.SASE : PA Prisma Access.Respond to escalated incidents from L1 teams, ensuring root cause analysis and resolution within SLAs.Conduct routine system health checks, performance tuning, and optimization of network and security devices.Perform technical and management escalations as implied by the escalation process to ensure security tasks are progressing toward resolution and/or completion.Providing remote support and change management assistance to our customer base on a 24x7 basis as requiredResolve service incidents by troubleshooting and solving faults reported through the Customer SNOW ticketing system.Perform service changes by assessing risk and implementing requests reported through change management tools.Resolve service problems by performing Root Cause Analysis (RCA) and designing action plans for unknown errors reported through the Problem Management Dashboard.Perform solution releases by authorizing, validating (changes, upgrades, updates, patches, and migrations), and implementing them.Undertake the Technical Assistance Center (TAC) function and manage communication with vendors in case of problems, patches, and maintenance.Managing and monitoring Change and Incidents ensuring adherence to customer SLA’s
Configuration Implementation:
Implement configuration changes for all network and security infrastructure, ensuring accuracy, security, and minimal disruption to operations.Collaborate with stakeholders to gather requirements and execute approved configuration changes for:Firewalls, switches, routers, wireless controllers, load balancers, and DNS systems.Test, validate, and document configuration changes, adhering to change management processes.