Senior Network Engineer - Multi-Site, VoIP & WAN

ZT Systems; Georgetown (TX); On-site; USD 105,000 - 154,000; Full time

Benefits offered by this job

401k match

Bonus potential

Tuition reimbursement

Wellbeing resources

Job summary

ZT Systems is seeking a hands-on Senior Staff Network Engineer to support LAN, WAN, wireless, and voice infra across office, manufacturing, lab, and warehouse environments in Georgetown, TX. You will troubleshoot at the packet level, execute production changes, and partner with network architects on architecture plans.

Requirements include a Bachelor's in a related field or equivalent, 8+ years of enterprise networking experience, and expertise with OSPF/BGP, QoS, and IPsec VPNs.

Qualifications

• Bachelor's degree in a related field or equivalent practical experience.
• 8+ years hands-on enterprise networking experience.

Responsibilities

• Analyze packet captures using Wireshark, tcpdump, and SPAN, and correlate with routing tables, firewall sessions, and logs to find root cause.
• Support and troubleshoot LAN, WAN, and wireless networks across multiple sites, including routers, switches, firewalls, and ISP circuits.
• Support voice, video, and data services, including VoIP phones and video conferencing equipment.
• Prepare production changes for approval with implementation, validation, and rollback steps, then execute them.
• Serve as Tier 3 escalation for complex incidents, track down recurring issues without waiting to be assigned.
• Perform onsite work such as racking, cabling, optics, and MDF/IDF troubleshooting, and keep diagrams, port records, and incident documentation current.

Skills

TCP/IP

Packet analysis

VoIP QoS

OSPF/BGP

HSRP/VRRP

LAN/WAN diag

Multi-site networks

Education

Bachelor's degree in related field

Tools

Wireshark

tcpdump

Job description

ZT Systems is seeking a hands-on Senior Staff Network Engineer to support LAN, WAN, wireless, and voice infra across office, manufacturing, lab, and warehouse environments in Georgetown, TX. You will troubleshoot at the packet level, execute production changes, and partner with network architects on architecture plans.

Requirements include a Bachelor's in a related field or equivalent, 8+ years of enterprise networking experience, and expertise with OSPF/BGP, QoS, and IPsec VPNs.