Network Systems Administrator

3 weeks ago


Aragüés del Puerto, Huesca, United States The One 23 Group Full time
Job Title: Network Systems Administrator - Journeyman

The One 23 Group is seeking a highly skilled Network Systems Administrator - Journeyman to join our team. As a key member of our IT infrastructure team, you will be responsible for providing direct on-site/off-site support for the deployment of information technology (IT) equipment dispatched to critical incident sites and special events.

Key Responsibilities:

  • Maintaining security, equipment, VTC service, servers, and Cloud technologies using best practices.
  • Managing and troubleshooting Fortinet firewalls, F5 load balancers, VTC equipment.
  • Ensuring physical, virtual, and cloud devices, applications, and services are monitored and alerts are generated for up/down status, CPU, Memory, Temperature, Power Supply Status, Critical Interfaces.
  • Creating IPSEC and DTLS tunnels for components in ZIA.
  • Monitoring the health of the entire Zscaler infrastructure, including VMs, logging, and cloud access.
  • Experience with Cisco Cloud Services Routers (CSRs) and Azure Portal, Proofpoint Mail Servers, Cisco ISE Servers, AWS, Azure, Google Cloud.
  • Implementing customer's image for Windows 10 or newer.
  • Minimizing optimization of end users' images.
  • Providing a method/system for determining application transaction rate to monitor and manage the transaction rate of all DOJ applications.
  • Participating in on-call rotation.

Requirements:

  • 5-8 years of relevant IT experience.
  • 4 years experience in Network Design, Architecture, Engineering, or Security.
  • Experience in analyzing network.
  • Experience and understanding of Cisco switching, routing, firewalls, Intrusion Detection System, and network management and monitoring including OPNET.
  • Experience and understanding of DNS, email, web, and file proxies.

Preferred Qualifications:

  • Bachelor's Degree.

Clearance:

  • Must have a minimum active Top Secret clearance (US citizenship required).


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