Sr. Networking Engineer

Our client, a Global Investment Management firm at the intersection of insights, data-driven behavioral analysis and market intelligence is seeking a Senior Network Engineer. This firm is known for its collaborative team environment, global mindset, and intellectual curiosity. Its US headquarters is located in Greenwich, CT.

Responsibilities:

The Senior Network Engineer will maintain, design and implement networking, data communications, and telecommunications infrastructures of the firm. The environment consists of tiered multi-core network components interconnected using a number of point-to-point, MPLS and VPN connections to financial services companies, market data vendors, ISPs, remote sites and users.

  • Troubleshoot and analyze all elements of the Cisco Network and Telephony deployments including software, communications devices, circuits, routers, and end station devices.

  • Utilize software and hardware tools to monitor and control performance and status of all network resources, real-time and proactive monitoring of all network and telecommunications systems.

  • Identify and diagnose problems affecting network performance.

  • Design, architect, and maintain a secure and highly available LAN/WAN environment to support the mission critical networking requirements of the firm. This includes managing and securing all market data and other third-party services.

  • Enhance and improve the existing network infrastructure.

  • Define, implement, and oversee the daily operational processes for all network and telecommunications systems. Implement change control and documentation processes.

  • Utilize the deployed network management systems to gather data and produce reports for capacity utilization and performance/scalability planning purposes.

Requirements:

  • 5+ years’ experience designing, building and maintaining preferably financial enterprise network environments

  • Cisco CCNP or higher certification desirable, BA/BS degree in Computer Science or equivalent field experience

  • Minimum 5 years of hands-on network engineering and troubleshooting experience, preferable exposure to market data networks, strong computer science or telecommunications background, Cisco CCNP or higher certification desirable.

  • Extensive knowledge and experience of Core Routing and Switching, design, configuration, troubleshooting and usage of recommended best practices

  • Extensive knowledge and experience with Cisco Nexus line including Nexus 9K, Nexus 7K, Nexus 5K, Nexus 3K, Cisco Catalyst 3850, 9K, Routers: ASR, ISR 4x00 series

  • Understanding of routing protocols BGP, EIGRP, LAN technologies, redundancy, HSRP and WAN connectivity

  • Understanding of Spanning-tree, VTP, Port Channels, VPC, RSPAN Monitoring, Multicast

  • Understanding of Network Security, including the design, configuration, and tuning of Cisco security appliances including Cisco ASA 5500 Firewalls, ACL configuration, IPSec tunnels, SSL VPN, NAT, ASA packet capture wizard, Palo Alto firewalls, NAC, ISE Network Access Control technology, RSA Authentication Manager, Cisco ACS 5.x software

  • Understanding and configuration experience of Cisco Wireless Controllers 5x00, Access Points, wireless redundancy, roaming, remote office access points

  • Network troubleshooting skills, utilizing Wireshark, Netflow, Solarwinds and other tools,

  • Experience working with Cisco TAC on a day to day basis

  • Basic understanding of converged ethernet technology, FCoE, MDS 9500 hardware management

  • Manage external market data connections over dedicated circuits, VPN, SSL and shared infrastructure (BT Radianz), low latency networking

  • Knowledge of QOS configuration on IOS switches, Cisco voice gateways, LLQ on WAN routers

  • Maintain Solarwinds network monitoring system for real-time and proactive monitoring of all network resources

  • Experience with VMware ESX,6.x, ESXi virtualization technology, ability to build proof of concept environments

  • Proven extensive engineering documentation skills using Visio with a focus on details

  • Manage daily operational processes for all network and telecommunications systems, follow change control process

  • Maintain 24x7x365 coverage and support for network systems with an on-call rotation

  • Define, plan, and coordinate network and telecommunications projects

  • Contribute to long term network design strategy and roadmap, core network architecture, establishment of engineering standards and best practice guides

Ideal Candidates will possess the following:

  • Highly technical hands-on engineer with ability to troubleshoot all diverse hardware platforms and technical relationships

  • Team and detail oriented, open and collaborative work ethic with a well-developed sense of ownership and responsibility, flexible, adaptable and easy to work with.

  • Innate curiosity for networking infrastructure and technologies

  • Tenacious perseverance in investigating problems and processes, firm believer in established methodologies and best practices

  • Technical maturity to create and modify processes to maintain a controlled environment

  • Ability to teach, train and communicate effectively with others at all levels within the organization

  • Excellent verbal and written communication skills, analytical thinking and problem solving skills

  • Effective and responsive interaction with both internal and external customers

  • Ability to understand complex networking and business concepts and translate them into clear, concise and complete solutions

  • Must be proficient with creating detailed technical documentation and diagrams using Visio and other Microsoft Office applications (Word, Excel, PowerPoint)

 

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