Senior Network Engineer

Responsibilities

• Responsible for a large WAN environment, involving multiple networks and data centers, ensuring maximum availability and capacity while ensuring adequate security
• Support network administration of a 24x7 infrastructure; participate in 24x7 on-call rotation
• Perform troubleshooting analysis of problems with network infrastructure
• Manage network user access and permissions
• Manage network systems back up
• Document network problems and resolution for future reference
• Maintain network diagrams and documentation
• Generate and maintain documentation as it relates to network configuration, network mapping, processes, and service records
• Monitor network performance, and implement performance tuning
• Apply knowledge of firewalls and intrusion detection systems
• Provide prompt communication and status reports on critical activities
• Ensure proper security practices are followed in accordance with established IT policies and procedures, PCI and SOX Compliance
• Install, and configure VOIP phones
• Troubleshoot desktops connectivity issues for new users

Requirements

• Bachelor’s Degree
• 6+ years of network administration/engineering experience required
• Experience troubleshooting and tuning WLAN networks
• Solid in WAN/LAN and transport technologies (Ethernet, MPLS, TDM circuits)
• Ability to work with logical design models (Spanning tree, VTP, VLANs, physical cabling)
• Knowledge of network protocols (CoS, PoE, NTP, DNS, DHCP, SMTP,VPC), network management protocols (CDP, TFTP, SNMP) and security protocols (SSH, HTTPS/SSL, AAA, IPSec)
• Technical expertise in: Firewall, IPS, SSL, VPN, malware defense, web content filtering, Zscaler SASE, Cisco and Palo Alto firewall Administration, Palo Alto Prisma, Routing, Switching, WLANNetworking: Switches, Routers, VPN, Servers, Firewalls, LAN, WAN, TCP/IP, DNS, UDP, Latency, VoIP, QoS, EIGRP, BGP, OSPF, NHRP, ATM, PPP, MPLS