Job Title: Senior Network Engineer / Network Operations Lead
Experience Level: 5–8 years
Role Overview
This role is responsible for managing and supporting enterprise-level production network environments serving 100+ users, including business-critical and mission-critical systems. The position focuses on data center and wide-area network operations, incident escalation handling, infrastructure design and upgrades, and technical leadership across internal teams and external vendors.
Key Responsibilities
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Support and maintain enterprise production network environments with high availability and performance requirements
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Operate and manage data center network infrastructure supporting business-critical applications
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Handle escalated incidents and high-severity network issues, providing third-level technical support
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Assess risks and impacts and participate in major network changes and implementations
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Develop performance reports, dashboards, and capacity planning metrics
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Act as technical lead for network operations teams and manage vendor relationships
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Support technical transitions, including knowledge transfer and documentation between onsite and offshore teams
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Design, migrate, upgrade, and optimize existing network infrastructure
Required Technical Skills
Core Network Expertise
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Strong expertise in the design, configuration, and implementation of data center and branch networks
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Advanced experience with Layer 2 and Layer 3 switching technologies, including VLANs, STP, VTP, and Gigabit Ethernet
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Hands-on experience with Cisco Nexus-based data center environments
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Expert-level knowledge of IP addressing design and optimization
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Strong experience configuring and troubleshooting routing protocols such as RIP, EIGRP, OSPF, and BGP
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Deep understanding of dynamic routing, switching, and network troubleshooting across data center and WAN environments
SD-WAN and Wireless
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Experience with SD-WAN configuration and management
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Wireless network design, implementation, and operational support
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Hands-on experience managing wireless controllers and access points (Cisco or Aruba)
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Operational knowledge of DNS, DHCP, and NTP services
Security and Specialized Technologies
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Experience with network security technologies, including firewalls such as Cisco ASA/Firepower and Palo Alto
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Familiarity with identity and access solutions such as Cisco ISE
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Exposure to advanced or niche networking technologies, including Cisco ACI, NSX, SDN, SDA, and DNAC
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Experience with traffic optimization and WAN acceleration tools such as Riverbed or Cisco WAAS
Platform Experience
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Experience working with platforms such as Cisco Nexus, F5 BIG-IP, Infoblox, Riverbed, and Cisco wireless solutions
Mandatory Requirements
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Proven experience in network data administration
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Strong troubleshooting, documentation, and communication skills
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Ability to lead technical discussions and collaborate across teams