L2 Network Security Engineer

3 days ago

Noida, India GlobalXperts Full time

Description :We are seeking a Network & Security EngineerL2 with deep technical expertise in routing, switching, wireless technologies, and network security.The ideal candidate will have extensive hands-on experience with Cisco Routing& Switching, Arista Routing& Switching, Palo Alto security platforms, along with a strong background in design, implementation, and troubleshooting of complex network environments.This role demands advanced problem-solving skills, leadership in technical strategy, and the ability to drive secure, scalable infrastructure solutions across the enterprise.Responsibilities :- Act as the technical authority and escalation point for all networking and security-related matters.- Lead the design and architecture of enterprise network infrastructure including LAN/WAN/WLAN and security zones.- Implement and manage routing and switching solutions using enterprise-grade technologies (e.g., Cisco, Arista).- Design, deploy, and manage secure wireless networks, ensuring optimal performance and security compliance.- Configure and maintain advanced security platforms, including Palo Alto Networks NGFW.- Lead and perform end-to-end troubleshooting for complex issues across L2-L7.- Develop and enforce network security policies, segmentation strategies, ACLs, and threat prevention mechanisms.- Guide network/security operations in incident response, root cause analysis, and preventive action planning.- Provide strategic input on network modernization, capacity planning, and technology evaluations.- Create and maintain comprehensive technical documentation and runbooks.- Mentor junior engineers and collaborate with project teams, security operations, and infrastructure leads.Required Skills & Experience :- Deep expertise in routing protocols (OSPF, BGP, EIGRP) and switching technologies (VLANs, STP, EtherChannel, QoS).- Strong hands-on experience with enterprise wireless infrastructure (e.g., Cisco, Arista).- Extensive knowledge of firewall configuration and administration:- Palo Alto Networks (PAN-OS and Panorama).- In-depth understanding of network and security design principles, segmentation, and best practices.- Proven ability to design, implement, and troubleshoot complex enterprise networks.- Strong background in VPN technologies, NAT, ACLs, IPS/IDS, and layer 7 inspection.- Familiarity with monitoring, logging, and performance tools (e.g., SolarWinds, PRTG, Wireshark, Splunk).Preferred Certifications :- CCNP/CCIE (Enterprise or Security).- Any relevant cloud networking certifications (AWS, Azure) are a plus.Qualifications :- Bachelors degree in Computer Science, Information Technology, Electronics & Communication, or a related field.- Equivalent professional experience may be considered in lieu of formal education.Soft Skills :- Excellent communication and stakeholder management skills.- Strong documentation and presentation abilities.- Proactive mindset with a focus on problem prevention and system optimization.- Ability to lead and mentor technical teams in high-pressure situations. (ref:hirist.tech)

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