Network Engineer

RESPONSIBILITIES:

  • Administration and support all aspects of company’s international network infrastructure that consists of 3 data centers, 2 offices, outsourcing department, number of telecommuters.
  • Design and create configuration and standards for network devices according to current best practices
  • Implement, configure and troubleshoot a variety of Hardware/Software Products, including: Routers, Switches, Load Balancers, VPN appliances, Firewalls, WIFI Systems, IP Telephony
  • Proactively manage the service and security requirements of these systems to an average of 99.999% uptime
  • Develop automation framework to replicate standard configurations globally
  • Perform advanced monitoring and reporting related to network systems
  • Coordinate change planning and formal change control process to systems in order to ensure internal and external SLA's are met
  • Participate in network monitoring, planning, and traffic engineering activities for intra-datacenter and ingress/egress traffic
  • Plan and execute new network hardware installation, racking/stacking and cabling according to company policies.
  • Maintain and develop structured cabling infrastructure in the Datacenters
  • Co-own and keep up to date Datacenter Inventory systems
  • Contribute to team effort by accomplishing related results as needed
  • Participate in on-call pager rotation.

REQUIREMENTS:

  • Proficiency in multiple hardware vendor syntax including Arista, Juniper, Cisco
  • Excellent knowledge of LAN and WAN modern technologies
  • Extensive comprehension of TCP/IP – ability to troubleshoot real network-related problems.
  • Deep understanding of Layer 3  network protocols, hands-on experience with  OSPF, BGP, ECMP, Anycast
  • In-depths knowledge of Layer 2 Network protocols: VLANs, LAG/LACP, Trunks, Spanning Tree, MLAG, LLDP, VRRP, VARP
  • Solid proficiency in NAT, DHCP, ARP protocols
  • Experience with VPN protocols:, IPSEC, SSL VPN Configuration and support
  • Understanding Application Load balancing concepts and hands-on experience with Load Balancer platforms. A10 Networks hands-on experience is plus
  • Experience in network Automation. We use Ansible. Knowledge of other tools is plus
  • Knowledge of network monitoring protocols and tools: SNMP, Netflow, Syslog, SolarWinds, Graphite, Splunk.
  • Experience in Content delivery network management and configuration (we use Fastly)
  • Knowledge of standard cabling technologies such as UTP (5e and 6), Fiber Optic (single mode, multi mode)
  • Experience with Linux networking aspects: network configuration and troubleshooting ( we are using CentOS)
  • Expertise in Public Cloud environments: AWS (VPC, Direct Connect, EC2, S3)  
  • Experience in Quagga or other open source routing solutions is plus
  • Willingness and ability to independently POC and implement new technologies such as: Open networking, SDN.
  • Understanding of overlay protocols: VXLAN and EVPN
  • Excellent WIFI knowledge, hand-on experience and troubleshooting skills of WIFI technologies and protocols: WPA/WPA2, PSK, 802.1X, Radius. We use Meraki and Ruckus platforms
  • B.A. or B.S. in an engineering or computer-related field of study or equivalent on-the-job training
  • CCNP certification is desirable.  Juniper, Arista and other certifications are big plus

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