Job DescriptionThe
Sr. Network Engineer will be supporting
a Cisco based network infrastructure with 11 office locations in the Northeast
with two Data Centers providing connectivity to over 750 physical and virtual
servers. We are specifically looking for someone with advanced experience:
implementing, programming, and troubleshooting network hardware/software
including: routers, switches, wireless access points, load balancers, network
monitoring, remote access, VPN's, and firewalls. Our current WAN environment
incorporates the use of routing protocols OSPF and BGP over Ethernet Private
Line (EPL), Dedicated, and Broadband Internet carrier services.
Job Responsibilities:- Maintain a complex wired and wireless network
infrastructure supporting distributed business applications as well as
E-Commerce, VoIP, and video - Design, maintain, and manage an enterprise-wide
network infrastructure hierarchy - Develop and document system standards for
computer and network devices - Create and update documentation of the networking
environment including inventory of equipment as well as documentation of vendor
activities - Develop implementation plans, test plans, and
project timelines for various network projects - Maintain knowledge of network environment in
conjunction with business applications and systems - Actively monitor LAN/WAN network traffic and
capacity maximizing available software reporting tools - Proactively evaluate network performance and
utilization trends - Troubleshoot and analyze network communication
failures and congestion - Help resolve production problems in a
large-scale environment impacted by a network issue - Escalate network carrier issues as necessary
- Generate vendor quotes for network hardware,
software, and support contracts - Ensure the development and use of an effective
preventive maintenance program suitable to meet the operation objective of
"99.9% availability" - Respond to all system problems on a 7 by 24
basis and take part in on-call rotation - Attend seminars and training to maintain
proficiency with latest network technologies - Perform other job-related duties as assigned
including helping telephony team with
Avaya Communications Manager voice support
Qualifications- BS/MS (CS/EE preferred), Advanced Degree a plus
- Minimum
Cisco Certification CCNP - Demonstrated experience with multiple Cisco network
product suites including: ISR routers (4451, 38XX, & 28XX), ASR router
1001; Nexus 9XXX switches and Catalyst switches (65XX, 45XX, 35XX & 29XX);
and ASA 55XX firewalls - Familiarity with Cisco Wireless Controllers and
Access Points - 5 plus years of design and implementation
experience of routing and switching with Cisco hardware/software including
L1/L2/L3 design principles - Experience working with OSPF routing protocol
- 5 plus years of hands-on networking experience
in a mission-critical production environment of 750+ servers using Microsoft
Windows and Linux based technologies - Knowledge and understanding of RADIUS
Server/Authentication - Experience with Cisco and Juniper firewalls
desired, including hardware and software upgrades, migrations, rule additions,
NATs, routing, and troubleshooting. - Knowledge of load balancing technologies
including installation, software upgrades, building VIP's, error handling, and
L4 concepts. Experience with Netscaler desired and Radware App Director
experience a plus - Design/troubleshooting of spanning tree, routing
protocols, IP network address subnetting and NATs - Hands-on experience with enterprise-grade
network monitoring systems and knowledge of
Solarwinds platform a plus - Experience using WAN technologies, circuit
technologies like EPL, T1, and WAN routing protocols such as MPLS and BGP - Ability to perform packet level analysis with
network protocol analyzer software tools - Experience using Internet and networking
technologies such as DNS, DHCP, SMTP, SNMP, & NTP - Expertise with QoS network prioritization
desired - Strong communication skills - oral and
written
Additional Information 
