Network Engineer

Title: Network Support Engineer

Location: New York City

Full Time

Job Description:

Teceze is seeking an experienced L2 Network Support Engineer to support our client’s enterprise network operations. The role involves handling Level-2 incidents, performing troubleshooting, supporting network changes, and working closely with L3 teams and vendors to ensure high availability and performance of network infrastructure.

Key Responsibilities:

• Handle L2 network incidents and service requests escalated from L1 support.
• Perform in-depth troubleshooting of LAN, WAN, WLAN, and VPN issues.
• Monitor network performance and proactively identify potential issues.
• Configure, maintain, and support switches, routers, firewalls, and wireless access points.
• Support network changes, upgrades, and migrations with minimal downtime.
• Assist with rack & stack, cabling, patch panel management, and device replacement when required.
• Support wireless troubleshooting, AP installation, and site validation.
• Work with Network SMEs/L3 teams for complex issue resolution.
• Coordinate with vendors and ISPs for circuit and hardware-related issues.
• Maintain accurate documentation, network diagrams, and incident reports.
• Ensure compliance with security policies, standards, and best practices.
• Provide support during user acceptance testing (UAT) and post-change validation.

Required Skills & Experience:

• 3+ years of experience in Network Support / Operations.
• Strong knowledge of TCP/IP, DNS, DHCP, VLANs, STP, routing protocols (OSPF/BGP – basic).
• Hands-on experience with Cisco/Aruba/Juniper networking devices.
• Experience with wireless technologies (802.11, controllers, APs).
• Familiarity with network monitoring tools and ticketing systems.
• Ability to perform console access and remote device configuration support.
• Good understanding of network security fundamentals (ACLs, firewalls, VPNs).
• Strong communication and documentation skills.

Preferred Qualifications:

• CCNA / Network+ or equivalent certification.
• Experience supporting enterprise or data center environments.
• Onsite support and hands-and-feet experience.