Network Management SME

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Lenovo is a US$83 billion revenue global technology powerhouse, ranked #153 in the Fortune Global 500, and serving millions of customers every day in 180 markets. Focused on a bold vision to deliver Smarter Technology for All, Lenovo has built on its success as the world’s largest PC company with a full-stack portfolio of AI-enabled, AI-ready, and AI-optimized devices (PCs, workstations, smartphones, tablets), infrastructure (server, storage, edge, high performance computing and software defined infrastructure), software, solutions, and services. Lenovo’s continued investment in world-changing innovation is building a more equitable, trustworthy, and smarter future for everyone, everywhere. Lenovo is listed on the Hong Kong stock exchange under Lenovo Group Limited (HKSE: 992) (ADR: LNVGY).

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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

• Manage, monitor, troubleshoot, and optimize enterprise network infrastructure across Data, Voice, Wireless, and Security domains.
• Provide Level 2 support for critical network incidents, service requests, and operational challenges.
• Ensure network availability, performance, reliability, and adherence to service level commitments.
• Drive end-to-end BAU operations for large enterprise network environments.

Cisco Network Technologies

• Install, configure, administer, and troubleshoot Cisco networking solutions.
• Manage and support Cisco Campus Networks, SDA (Software Defined Access), DNAC, ACI, ISE, WLC, Routing, Switching, and Network Security platforms.
• Deploy, maintain, and troubleshoot Cisco SDN and ACI environments.
• Implement and optimize Cisco Identity Services Engine (ISE) for secure access control and policy management.
• Support provisioning, automation, and assurance services using Cisco DNA Center.

Wireless Security

• Design and support enterprise wireless network infrastructure.
• Manage Cisco Wireless LAN Controllers and Access Points, including upgrades, configuration, optimization, and troubleshooting.
• Implement wireless security controls and best practices.
• Configure and troubleshoot firewall policies, rules, and security controls.
• Monitor network traffic and proactively mitigate security risks and vulnerabilities.

Voice Collaboration

• Support enterprise voice infrastructure including:
• Cisco Call Manager (CUCM)
• Voice Gateways
• Unified Communications
• Voice Conferencing and Webex Platforms
• Troubleshoot voice, telephony, and collaboration-related issues.
  

Automation Continuous Improvement

• Develop and implement network automation solutions across Cisco technologies.
• Drive lifecycle management activities, including upgrades, patching, firmware updates, and infrastructure modernization.
• Identify opportunities for capacity planning, performance improvement, and service optimization.
• Lead continuous service improvement initiatives and operational excellence programs.

Stakeholder Vendor Management

• Collaborate with network architects, administrators, security teams, and business stakeholders.
• Engage with OEMs, vendors, and ISVs to drive issue resolution and technology enhancements.
• Build strong relationships with client stakeholders and participate in operational and service review meetings.
• Provide technical leadership and guidance for complex network initiatives.

Required Technical Skills

Mandatory Expertise

• Cisco Routing Switching
• Cisco SDA (Software Defined Access)
• Cisco DNA Center (DNAC)
• Cisco Wireless LAN Controllers (WLC)
• Cisco Identity Services Engine (ISE)
• Cisco ACI (Application Centric Infrastructure)
• Network Security Technologies
• Wireless Network Architecture Design
• Cisco Firewalls
• Network Automation

Strong Knowledge Required In

• SDN (Software Defined Networking)
• Underlay Overlay Architecture
• VXLAN
• Micro-Segmentation
• AAA Technologies
• DNS, DHCP IPAM Solutions
• Firewall Management
• Network Monitoring Troubleshooting

Voice Technologies

• Cisco Call Manager (CUCM)
• Voice Gateways
• Unified Communications
• Webex Voice Conferencing Solutions

Qualifications Experience

• Bachelor's degree in Computer Science, Information Technology, Electronics, or related discipline.
• Proven experience supporting complex enterprise Cisco network environments.
• Strong hands-on troubleshooting skills across wired, wireless, security, and voice technologies.
• Experience managing large-scale network infrastructure in enterprise environments.

Certifications

Mandatory

• Cisco CCNP (Valid Certification)

Preferred

• CCIE Enterprise Infrastructure
• CCIE Data Center
• Cisco Wireless Certifications
• Cisco Security Certifications
• ITIL Foundation

Soft Skills

• Excellent communication and stakeholder management skills.
• Strong analytical and problem-solving abilities.
• Ability to work independently in high-pressure operational environments.
• Customer-focused mindset with strong ownership and accountability.
• Strong presentation, negotiation, and relationship management skills.
• 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.

We are an Equal Opportunity Employer and do not discriminate against any employee or applicant for employment because of race, color, sex, age, religion, sexual orientation, gender identity, national origin, status as a veteran, and basis of disability or any federal, state, or local protected class.