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.
