Network Administrator

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Job Summary
We are seeking an experienced Network Administrator responsible for ensuring the reliability, security, and performance of enterprise network infrastructure. The ideal candidate will have strong hands-on experience administering, configuring, maintaining, and troubleshooting networking technologies including Cisco, Palo Alto, Cradlepoint, and Fortinet across data center and remote site environments.


Key Responsibilities
• Administer, configure, and maintain enterprise network operating systems and applications, including Cisco IOS/NX-OS, PAN-OS, Cradlepoint, and Fortinet.
• Install, configure, and support routers, switches, firewalls, and wireless access points.
• Support and maintain Cisco and Palo Alto hardware and software across centralized and distributed environments.
• Implement and troubleshoot network architectures using TCP/IP, EIGRP, OSPF, STP, VLANs, and Layer 2/3 switching and routing.
• Monitor network performance using NetFlow, SNMP, Wireshark, SolarWinds, ExtraHop, and related diagnostic tools.
• Support Cradlepoint and cellular networking technologies for remote site connectivity and failover.
• Support data center and remote site networks, including high-availability and distributed environments.
• Provision and troubleshoot fiber and carrier Ethernet technologies and coordinate with vendors as required.
• Implement and maintain secure remote access solutions, including VPN, IPSec, and SD-WAN.
• Maintain network configuration databases and utilize network management tools for configuration tracking and performance analysis.
• Test and validate network hardware and software upgrades, enhancements, and new installations.
• Develop or modify scripts and tools to support network visibility, performance tracking, and reporting.
• Utilize CLI, Linux, and Windows utilities for network troubleshooting and diagnostics.
• Follow structured change management processes using ServiceNow and ITIL practices.
• Troubleshoot complex network issues and implement appropriate corrective actions.
• Collaborate with users, stakeholders, vendors, and technical teams to resolve network-related issues.
• Research emerging networking technologies, industry trends, and best practices.


Required Qualifications
• Strong experience administering, configuring, and maintaining enterprise network infrastructure.
• Hands-on experience with Cisco IOS/NX-OS and Palo Alto PAN-OS.
• Experience with Cradlepoint and Fortinet technologies.
• Strong knowledge of TCP/IP, EIGRP, OSPF, STP, VLANs, and Layer 2/3 switching and routing.
• Experience with routers, switches, firewalls, and wireless infrastructure.
• Knowledge of VPN, IPSec, and SD-WAN technologies.
• Experience with network monitoring and diagnostic tools such as NetFlow, SNMP, Wireshark, SolarWinds, or ExtraHop.
• Knowledge of data center, remote site, and high-availability networking.
• Experience with fiber and carrier Ethernet technologies.
• Knowledge of Linux, Windows, and CLI-based network troubleshooting.
• Experience with ServiceNow, ITIL, or structured change management processes.
• Strong troubleshooting, analytical, and problem-solving skills.
• Ability to prioritize tasks and work effectively with evolving requirements.
• Strong verbal and written communication skills.
• Ability to collaborate effectively with technical and non-technical stakeholders.

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