Network Administrator III - Madison, MS/Indianapolis, IN

Vertex-Crestview Aerospace

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Madison, MS

Job Description

As posted by the hiring company

Job Overview:

The Network Admin position will consist in assisting in day to day Network related tasks such as network health and site availability. The Admin will also work with other support teams to work on helpdesk tickets assigned to the Network specific group or aid in helping desk side in possible network related issues. On a daily basis there will be a variety of tasks by using tools such as Solar Winds, Cisco SA suite of web based tools, Aruba Airwave for Aruba controller, WAP and RAP support. At Vertex we have a complex network of Cisco SD-WAN and Cisco Firepower firewalls along with a variety of security tools by Cisco and other leading software vendors. The Network Admin role will be responsible for day to day end user support as well as being part of our ongoing growing Cisco infrastructure and a wide range of Aruba wireless options. The Network Admin will work with Telco vendors to address any type of outages that may be experienced throughout our World Wide Network and work with various telco partners to aid in circuit and site resolution. This is a position that will be exposed to some of the newest Cisco, and Aruba technology and wide variety of site to site connectivity. If you are looking for a position that will help you grow in your IT experience and give you the opportunity to advance and learn about some of the best security infrastructure in the industry.


  • Conduct network modeling and analysis to construct a reliable, high-performance integrated network
  • Direct system installation, upgrade, maintenance and troubleshooting.
  • Configure routers, switches, firewalls. Cisco SD-WAN
  • Define, document, and enforce system standards by maintaining Visio drawings and documentation of a complex network.
  • Monitor network performance and troubleshoot problems and outages
  • Schedule updates and upgrades
  • Collaborate with network architects and vendors to optimize system performance
  • Engage in data network fault investigations. Working with vendors and services providers.
  • Report network operation status based on project management and priority information


  • Bachelor’s degree in network administration, information technology, or computer science and at least +4 years of relevant experience or equivalency (Associate’s and +8 years of relevant experience, High School Diploma and +12 years of relevant experience).
  • Experience with Aurba Wireless, Cisco Routing protocols including BGP, Trunking, SAN, DHCP, VoIP, Network Security, WAN /SD-WAN monitoring and optimization,
  • Additional certifications preferred, such as
    • Cisco Certified Network Associate (CCNA) equivalent
  • Retain familiarity with various network types including LANs, WANs, WLANs, SANs, and VoIP networks
  • On call support outside of regular working hours as well as occasional nights and weekends in the office
  • Possess analytical and problem-solving skills
  • Ability to perform well under pressure
  • Have high attention to detail
  • Be a confident communicator
  • Work well independently and in team settings