Job Brief
Lenovo is looking for a highly skilled Level 2 Network Support Engineer with deep expertise in Cisco networking technologies to support, optimize, and transform enterprise network environments. This role is ideal for a hands-on network professional who thrives in complex infrastructure environments and has strong experience across network architecture, operations, security, automation, and troubleshooting.
The successful candidate will play a critical role in managing and enhancing large-scale Cisco-based networks, driving service excellence, ensuring network stability, and collaborating with customers, architects, OEMs, and cross-functional teams to deliver world-class network services.
Key Responsibilities
Network Operations & Support
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Manage, monitor, troubleshoot, and optimize enterprise network infrastructure across Data, Voice, Wireless, and Security domains.
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Provide Level 2 support for critical network incidents, service requests, and operational challenges.
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Ensure network availability, performance, reliability, and adherence to service level commitments.
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Drive end-to-end BAU operations for large enterprise network environments.
Cisco Network Technologies
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Install, configure, administer, and troubleshoot Cisco networking solutions.
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Manage and support Cisco Campus Networks, SDA (Software Defined Access), DNAC, ACI, ISE, WLC, Routing, Switching, and Network Security platforms.
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Deploy, maintain, and troubleshoot Cisco SDN and ACI environments.
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Implement and optimize Cisco Identity Services Engine (ISE) for secure access control and policy management.
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Support provisioning, automation, and assurance services using Cisco DNA Center.
Wireless & Security
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Design and support enterprise wireless network infrastructure.
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Manage Cisco Wireless LAN Controllers and Access Points, including upgrades, configuration, optimization, and troubleshooting.
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Implement wireless security controls and best practices.
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Configure and troubleshoot firewall policies, rules, and security controls.
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Monitor network traffic and proactively mitigate security risks and vulnerabilities.
Voice & Collaboration
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Support enterprise voice infrastructure including:
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Cisco Call Manager (CUCM)
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Voice Gateways
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Unified Communications
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Voice Conferencing and Webex Platforms
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Troubleshoot voice, telephony, and collaboration-related issues.
Automation & Continuous Improvement
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Develop and implement network automation solutions across Cisco technologies.
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Drive lifecycle management activities, including upgrades, patching, firmware updates, and infrastructure modernization.
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Identify opportunities for capacity planning, performance improvement, and service optimization.
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Lead continuous service improvement initiatives and operational excellence programs.
Stakeholder & Vendor Management
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Collaborate with network architects, administrators, security teams, and business stakeholders.
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Engage with OEMs, vendors, and ISVs to drive issue resolution and technology enhancements.
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Build strong relationships with client stakeholders and participate in operational and service review meetings.
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Provide technical leadership and guidance for complex network initiatives.
Required Technical Skills
Mandatory Expertise
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Cisco Routing & Switching
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Cisco SDA (Software Defined Access)
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Cisco DNA Center (DNAC)
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Cisco Wireless LAN Controllers (WLC)
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Cisco Identity Services Engine (ISE)
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Cisco ACI (Application Centric Infrastructure)
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Network Security Technologies
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Wireless Network Architecture & Design
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Cisco Firewalls
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Network Automation
Strong Knowledge Required In
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SDN (Software Defined Networking)
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Underlay & Overlay Architecture
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VXLAN
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Micro-Segmentation
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AAA Technologies
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DNS, DHCP & IPAM Solutions
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Firewall Management
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Network Monitoring & Troubleshooting
Voice Technologies
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Cisco Call Manager (CUCM)
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Voice Gateways
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Unified Communications
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Webex & Voice Conferencing Solutions
Qualifications & Experience
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Bachelor's degree in Computer Science, Information Technology, Electronics, or related discipline.
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Proven experience supporting complex enterprise Cisco network environments.
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Strong hands-on troubleshooting skills across wired, wireless, security, and voice technologies.
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Experience managing large-scale network infrastructure in enterprise environments.
Certifications
Mandatory
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Cisco CCNP (Valid Certification)
Preferred
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CCIE Enterprise Infrastructure
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CCIE Data Center
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Cisco Wireless Certifications
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Cisco Security Certifications
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ITIL Foundation
Soft Skills
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Excellent communication and stakeholder management skills.
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Strong analytical and problem-solving abilities.
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Ability to work independently in high-pressure operational environments.
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Customer-focused mindset with strong ownership and accountability.
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Strong presentation, negotiation, and relationship management skills.
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Ability to lead discussions with technical teams, vendors, and senior client stakeholders.
Why Join Lenovo?
Be part of a global technology leader where you will work with cutting-edge Cisco technologies, drive innovation in enterprise networking, collaborate with world-class experts, and contribute to building highly secure, scalable, and future-ready network infrastructures.
