Network Support Engineer - Onsite

Job Description

Job Description

Network Support Engineer - Onsite - (No 3rd Party)

Responsibilities:

• Must be able to program.
  Design, implement, configure, and manage LAN, WAN, WLAN, and SD-WAN solutions.
• Monitor network availability, performance, capacity, and connectivity, proactively identifying and resolving issues.
• Configure and troubleshoot routers, switches, wireless infrastructure, and SD-WAN devices .
• Support routing and switching technologies including BGP, OSPF, VLANs, STP, HSRP/VRRP, QoS, and static/dynamic routing .
• Troubleshoot complex network incidents involving connectivity, latency, packet loss, routing, switching, wireless, and application reachability.
• Perform network device configuration changes, upgrades, firmware updates, and lifecycle activities.
• Support wireless network operations, including access points, wireless controllers, SSIDs, RF/connectivity issues, and client troubleshooting .
• Work with cross-functional infrastructure, application, telecom, cloud, and field-support teams to resolve network-related issues.
• Perform network configuration backups, validation, and operational health checks.
• Support incident, problem, change, and service-request activities related to network infrastructure.
• Maintain accurate documentation including network diagrams, device inventories, IP/VLAN information, configurations, SOPs, and troubleshooting procedures .
• Participate in network optimization, capacity planning, technology refresh, and infrastructure improvement initiatives.
• Provide technical guidance and support to operations teams and stakeholders.
• Participate in on-call and production support activities as required.

Mandatory Skills:

• 5–7 years of hands-on experience with enterprise LAN, WAN, WLAN, and SD-WAN environments .
• Strong knowledge of TCP/IP, routing, switching, subnetting, VLANs, trunking, and Layer 2/Layer 3 networking .
• Strong hands-on experience with routing protocols such as BGP and OSPF .
• Experience configuring and troubleshooting enterprise routers and switches .
• Experience supporting enterprise wireless networks, access points, and wireless controllers .
• Hands-on experience with SD-WAN technologies and troubleshooting .
• Strong understanding of DHCP, DNS, NAT, QoS, SNMP, NTP, and network connectivity concepts .
• Experience with network monitoring and troubleshooting tools.
• Ability to troubleshoot complex network performance and connectivity issues using tools such as ping, traceroute, packet captures, logs, and network monitoring platforms .
• Strong incident management, problem-solving, documentation, and communication skills.

Preferred Skills:

• Experience with platforms such as Cisco Catalyst, Cisco Nexus, Cisco Catalyst SD-WAN/Viptela, and Cisco Wireless or equivalent enterprise networking technologies.
• Familiarity with network monitoring platforms such as SolarWinds, Cisco Catalyst Center, ThousandEyes, LogicMonitor, or similar tools .
• Experience with Wireshark or equivalent packet-analysis tools.
• Familiarity with cloud networking concepts across Microsoft Azure or AWS.
• Knowledge of network automation using Python, Bash, Ansible, APIs, or similar technologies .
• Understanding of high-availability technologies such as HSRP, VRRP, vPC, port channels, and redundant network designs .
• Certifications such as CCNA, CCNP Enterprise, or equivalent networking certifications are preferred.

Qualifications:

• Bachelor’s degree in Computer Science, Information Technology, Electronics/Telecommunications, or a related field.
• 5–7 years of experience in enterprise network engineering and operations.
• Strong analytical and troubleshooting skills.
• Ability to independently handle network incidents, configuration changes, and operational support.
• Good documentation and technical communication skills.
• Excellent communication and interpersonal skills.