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Sr Network Engineer / Architect

Philadelphia, PA
Our client is looking to hire a Senior Network Engineer / Architect that will be responsible for the design and administration of the corporate-wide LAN/WAN infrastructure. The successful candidate will be proficient in the strategic operation, design and maintenance of the IT connectivity environment including hands-on configuration of routers, L2/L3 switches, firewalls and load-balancers. This position requires a heightened attention to detail, process, and discipline within a production financial environment.

Responsibilities:
  • Composes connectivity designs to satisfy project /task requirements utilizing proven, best-practice technologies and solutions
  • Performs implementation and troubleshooting of the connectivity architecture to address identified deficiencies and enhance the company's strategic direction
  • Designs, implements and maintains secure firewall configurations to supplement new technologies and project initiatives in conjunction with the Server, Development and Information Security teams
  • Responds to issue escalations and service interruptions as a confident technical team-member
  • Completes tasks in accordance to best practices and in compliance with security and corporate guidelines
  • Ensures responsibilities are carried out accurately and in a timely basis
  • Manages multiple priorities effectively
  • Prepares technical subject matter presentations for management
  • Maintains effective relationships with vendors, consultants and coworkers
  • Evaluates emerging technologies and product platforms with regards to business drivers, infrastructure performance and scalability assessments
Qualifications:
  • Layer 2 and Layer 3 networking design and implementation
  • Thorough knowledge of TCP/IP addressing and sub-netting
  • Strong understanding of firewall logic including Network / Port Address Translations (NAT / PAT); Site-to-Site VPNs and remote-access VPNs
  • Packet capture and analysis
  • Exceptional technical documentation skills
  • Excellent communication and interpersonal skills
  • Conceptual understanding of Quality of Service (QoS) theory and SD-WAN.
  • Experience with current best practices in IT standards, principles, and security practices
  • After-hours (evenings and weekends) work will be required, as needed
Required skills/competencies:
  • Hands-on or specific training experience with the following platforms:
    • Cisco NXOS-based routers (9500 and 9300 series)
    • Cisco IOS-based routers (9600,4400 and 4300 series)
    • Cisco IOS-based switches (9300 and 3650X series)
    • F5 Big-IP Load-balancers
    • Fortinet and Cisco firewall platforms
  • Hands-on experience of layer 3 protocols, such as HSRP, ARP, EIGRP, OSPF, and BGP
  • Hands-on experience of layer 2 technologies including (Rapid) Spanning Tree Protocol, LACP, and HDLC
  • Logging aggregation and reporting via SNMP and SYSLOG
  • Central Authentication, Authorization and Accounting via TACACS+

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