L3 Infrastructure Engineer

Long Finch Technologies

San Antonio, TX

Posted On: Jan 30, 2025

Posted On: Jan 30, 2025

Job Overview

Job Type

Full-time

Experience

7 - 19 Years

Salary

$70,000 - $90,000 Per Year

Work Arrangement

On-Site

Travel Requirement

0%

Required Skills

  • Cisco
  • L3 Infrastructure
  • TCP/IP
Job Description
Primary Responsibilities
  • Administer and troubleshoot Cisco Layer 2/3 routing, wireless networks, Cisco PBX, and related Cisco protocols (CCNA certification required).
  • Configure and deploy network hardware (e.g., switches), perform TCP/IP, DHCP, VLAN, and POE configurations, and use Wireshark for packet capturing.
  • Manage server hardware and software, including Windows Server 2016/2012, SCCM, DNS, DHCP, File Shares, and Print Servers.
  • Maintain SAN/NAS and backup systems.
  • Provide Smart Hands support for remote teams, escalate issues, and manage third-party vendors for issue resolution.
  • Support IT cabling, infrastructure planning, and data center maintenance (e.g., UPS, HVAC, power management).

 

Required Experience/Skills
  • Strong knowledge of Cisco networking, including LAN, WAN, and wireless.
  • Expertise in server management (Windows Server, DHCP, DNS, SCCM).
  • Hands-on experience with data center hardware (rack servers, fiber, switches, storage).
  • Experience with network troubleshooting, packet capturing, and performance analysis tools like Wireshark.
  • Familiarity with IT cabling, infrastructure design, and site management (e.g., power, cooling).
  • Experience supporting and configuring SAN/NAS and backup systems.

 

Preferred Qualifications
  • Cisco CCNA certification.
  • Experience with Server 2012/2016 security and policy management.

Job ID: LF250035


Posted By

Andy

HR Manager