Network Engineer

Network Engineer, network, LAN/WAN, LAN, WAN, routers, L2/L3 switches, firewalls, load-balancers, Layer 2, Layer 3, networking design, Quality of Service, QoS, SD-WAN, 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, F5, Big-IP, Fortinet and Cisco firewall platforms, protocols, HSRP, ARP, EIGRP, OSPF, BGP, (Rapid) Spanning Tree Protocol, LACP, HDLC, SNMP, SYSLOG, switches
Full Time
Depends on Experience
Work from home available

Job Description


This position will be responsible for the design and administration of a 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.



  • 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.



  • 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+.

Preferred education/experience:

  • Bachelors degree in Computer Science, Information Systems, or related technical studies.


Physical Requirements:


Dice Id : 90796025
Position Id : 6879570
Originally Posted : 5 months ago
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