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United Online

Sr Network Engineer

United Online, Los Angeles, CA, United States

Responsible for the overall network maintenance of a large and complex network infrastructure, in order to deliver online services to customers.

Responsibilities:

  • Install, configure, and maintain network circuits and devices. Keep network hardware/software up to date.
  • Perform the coordination for various networking tasks and projects both within and outside the department.
  • Assist with design and implementation of various network projects.
  • Perform extensive troubleshooting on network circuits, routers/switches/firewalls/load-balancers.
  • Evaluate new network technologies and network devices.
  • Document network infrastructure, network operation processes and procedures.
  • Train and assist Network Engineers as needed.
  • Perform maintenance duties as well as delegate tasks within the group.
  • On-call requiring immediate responses to alerts and addressing network outages.
  • Perform other related duties incidental to the work described herein.

Desired Skills and Experience:

  • Four years of industry level experience in installing and configuring network systems.
  • Experience with TCP/IP networking and routing protocols: Familiarity with BGP, OSPF, HSRP, and VRRP required.
  • Experience with layer2 switching technologies, VLAN/Spanning-tree/vPC required.
  • Experience with Cisco Nexus and Brocade switches and routers.
  • Preferred experience with load balancing technologies, such as Citrix NetScaler.
  • Experience with Firewall/ VPN/IPS solutions preferred, such as Palo Alto, Juniper SRX/SSG, Cisco ASA firewalls.
  • Experience with LAN/WAN technologies such as Gigabit Ethernet required.
  • Excellent trouble-shooting experience with packet sniffers (tcpdump, WireShark, etc).
  • Experience with network security, network ACL, sflow, and network management.
  • Experience with UNIX/Linux, Perl and shell scripting a plus.
  • Must be an effective written and verbal communicator.

Education/Qualifications:

  • Bachelor’s degree in Electrical, Computer Engineering, Computer Science or related field, or equivalent work experience.