Network Engineer (L1/L2/L3)

Position Summary:

• As a Network Engineer at GlobalXperts, you will be responsible for the engineering, operation, maintenance, and support of our clients' and internal network infrastructure
• You will support tasks across different tiers (L1, L2, and L3) based on experience and business need, working with a range of technologies including routers, switches, wireless systems, firewalls, and network monitoring tools
• You will collaborate with cross-functional teams to ensure the network infrastructure meets operational performance, security, and scalability requirements in a 24x7 environment

Key Responsibilities:

• General (Applicable to all levels):Provide remote technical support for LAN/WAN/WLAN network devices and end-user connectivity issues
• Monitor, troubleshoot, and escalate issues related to routers, switches, firewalls, access points, and wireless controllers
• Document technical activities and changes as per GlobalXperts and client SOPs
• Perform scheduled upgrades and patching of network equipment
• Collaborate with internal teams and client stakeholders to resolve network issues efficiently
• Maintain compliance with change control and security policies
• L1 Level:Basic troubleshooting and incident triage
• Log and route tickets appropriately
• Monitor network using tools like SolarWinds or similar
• Execute predefined scripts and processes under guidance
• Support onsite teams remotely
• L2 Level:Perform intermediate troubleshooting of VLANs, VPNs, routing, switching, and wireless connectivity
• Configure network devices (routers, switches, WLCs) as per standard templates
• Work with tools like Cisco Prime, ISE, WLC, Meraki dashboard, etc
• Coordinate with OEMs or carriers for resolution
• Create and maintain network documentation
• L3 Level:Design, deploy, and optimize network solutions (LAN/WAN/WLAN)
• Advanced troubleshooting of protocols such as BGP, OSPF, VPLS, DMVPN, GRE, etc
• Work on large-scale network upgrades and migrations
• Perform root cause analysis for high-impact incidents
• Lead network projects and mentor junior engineers

Technical Skills & Experience:

• Strong understanding of networking fundamentals and protocols (TCP/IP, OSPF, BGP, EIGRP, STP, etc
• )Hands-on experience with Cisco devices (Catalyst, ISR, ASR, Nexus, Meraki)
• Experience in Wireless Networking deployment, troubleshooting, and support
• Knowledge of VPN and DMVPN configurations
• Familiarity with Cisco ISE, WLCs, WCS, and CleanAir
• Working knowledge of network monitoring tools (eg, SolarWinds, PRTG)
• Load balancer experience (F5 or equivalent) is a plus
• Experience with Cisco Meraki cloud-managed networking is an advantage
• Exposure to network security best practices and firewall basics

Education & Certifications:

• Graduate degree in Computer Science, Information Technology, Electronics, or related field

Required:

• CCNA (for L1), CCNP (for L2/L3)
• Preferred: CCIE or equivalent advanced certification
• Vendor-specific certifications (Cisco, Meraki, Palo Alto, etc
• ) are a plus
• Soft Skills:Strong communication (written and verbal) and interpersonal skills
• Ability to work independently and as part of a team
• Effective troubleshooting and analytical skills
• Willingness to work in 24x7 shifts or rotational schedules