About DoubleClick
DoubleClick is a global leader in digital marketing technology and services. The world's top marketers, publishers and agencies rely on DoubleClick's expertise in ad serving, rich media, video, search and affiliate marketing to help them make the most of the digital medium. DoubleClick provides unique insights and insider knowledge no one else can. That's why all 10 of the world's top 10 brands, 8 of the top 10 global agencies and 8 of the top 10 U.S. and European Web sites choose DoubleClick to help meet their digital marketing needs. Headquartered in New York, and with 17 offices and development hubs and 15 data centers worldwide, the company employs more than 1000 people. Learn more at .
Our suite of products is driven by the DoubleClick Technology Group (DTG), comprised of over 300 IT professionals, located in New York, Colorado, Chicago, San Francisco and Europe. DTG is an agile software development shop, and employs a mix of open-source and third-party technologies including Java, C++, Perl, ASP.NET, Ab Initio and Oracle running on Windows, Linux, and Solaris platforms. In this rapidly growing industry, DoubleClick is both a market leader and innovator, creating an impressive number of new product releases every year.
We pride ourselves with hiring passionate, self-motivated and innovative professionals who enjoy working with cutting-edge technologies and pushing those technologies to their limits. If this sounds exciting, come join us taking our world-class, high-volume systems to the next level!
Job Description:
DoubleClick is currently looking for a Senior Network Engineer to work at their NYC location. This individual will be part of a larger networking department and will support a Global Network.
Key responsibilities:
* Support and maintain DART network infrastructure worldwide
* Diagnose and resolve complex LAN/WAN problems
* Evaluate, load testing new and existing system and products
* Configure and maintain Cisco routers & switches
* Security Vulnerability assessment
* Support and maintain DNS infrastructure
* Design and implement network infrastructure for new data centers and offices
* Configure and work with global & local Load Balancers
Minimum Job Requirements / Skills:
* 5+ yrs experience with Cisco equipment (equivalent to CCNP or greater)
* Will be required to work some weekends and be part of ''on call'' schedule to support network off hours
* Minimal travel may be required as needed
* Solid understanding of LAN/WAN network operations, server load balancing and global traffic distribution systems
* Possess a solid understanding in networking fundamentals, the ISO 7 layer model, and TCP/IP.
* Solid understanding of Wide Area Networks (WAN) and Local Area Network(LAN) data communications systems and protocols.
* Knowledge of the fundamentals of the following: Bridging (Spanning Tree), Routing (RIP, OSPF, IGRP), IPSEC, wireless and TCP/IP protocols, Switched Ethernet and VLAN technologies. Serial WAN interfaces, DSU/CSUs, PPP, T1/T3 protocols, VPN technologies, Network Firewalls
* Requires a broad-based IT knowledge with familiarity of Unix, scripting language and Windows as it relates to networking
* Experience with using a network analyzer tool diagnosing TCP/IP issues
Optional Skills:
Any experience with Stonegate Firewall, F5 Bigip, F5 3DNS, Netscaler Application Switch would be a plus
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