30+ days ago


Westlake, TX


Sr. Network Engineer

Fidelity TalentSource is your destination for discovering your next temporary role at Fidelity Investments. We are currently sourcing for a Sr. Network Engineer to work at Fidelity Investments in Westlake, TX!

The Senior Network Engineer within Global Network Services Advanced Network Support will be responsible for support and maintenance of Fidelity Investments Internet work services, including routers and switches, load balancing and security for the company. This will include supporting the network platforms on the Fidelity Managed Network, including routers and switches as well as Internet/Extranet platforms that provide network security, load balancing and balanced file transfer. Typical duties will include fixing a highly complex Internet/Extranet environment traversing multiple platforms, performing routine maintenance on multiple platforms, supporting Network engineering groups on projects such as certifying new architectures, code upgrades as well as securing the environment through tactical organizational change.

Primary Responsibilities

  • Handle and Maintain highly sophisticated firewall and network environments
  • Support Internet/Extranet Engineering through use of Firewalls, IDS/IPS, various proxy gateway and other network security devices to provide defense-in-depth protection from cyber security threats
  • Support Routed/Routing Protocols: BGP, OSPF, MPLS, VRF, VPNs
  • Network Change Implementation
  • Implement code upgrade/hot fix from vendor
  • Change verification/validation with customer
  • Assist in solving related to change
  • Solve all issues related to Internet/extranet network as well as internal network connectivity issues
  • Documentation of complex technologies and topologies
  • Vendor management for multiple platforms
  • Support the environment in an on-call rotation
  • Have the flexibility to work varying shifts

Skills and Knowledge

  • Extensive knowledge of TCP/IP, including application knowledge
  • Global/Local load balancing knowledge in F5 environment
  • Extensive Routers and Switch experience, specific to HP, Cisco and Nexus hardware
  • Strong Unix/Linux skills
  • Network Security skills: Firewall, IPS/IDS, Webfiltering, etc.
  • In-Depth Network Engineering and Troubleshooting skills
  • In-Depth Routed/Routing Protocols: BGP, OSPF, MPLS, VRF, VPNs
  • Application Traffic Analysis
  • Understanding Status codes: http 100, 400 etc…
  • Managed File Transfer, FTP, SFTP, etc…
  • Knowledge of Microsoft Office suite
  • Proficient in Network Packet captures and analysis
  • Development/Automation/Scripting knowledge
  • Excellent written and verbal skills

The Team

Global Network Services is dedicated to the overall global network engineering and support for Fidelity Investments within Enterprise Infrastructure. The Advanced Network Services team within Global Network Services is primarily responsible for Level 2 Operations for our customers including: Security Protection, DNS, Application Traffic Management, Managed File Transfer, Remote Access, Proxy Firewalls, Routers and Switches and WAN/LAN connectivity.

Company Overview

Fidelity TalentSource is the in-house temporary staffing provider for Fidelity Investments, one of the largest and most diversified global financial services firms in the industry. We welcome individuals from all backgrounds, including technology and customer service, to fill assignments across Fidelity’s U.S.-based regional and investor center locations. If you would like to experience Fidelity’s supportive and collaborative culture while expanding your skill set and developing your professional network, consider a role with Fidelity TalentSource. Apply today at

We believe that the most effective way to attract, develop and retain a diverse workforce is to build an enduring culture of inclusion and belonging.
Fidelity TalentSource will reasonably accommodate applicants with disabilities who need adjustments to participate in the application or interview process. To initiate a request for an accommodation, please contact our HR team at


Information about Fidelity Investments

At Fidelity Investments, our customers are at the heart of everything we do. As a privately held company with a rich 75-year history, our mission has remained the same since our founding: to strengthen the financial well-being of our clients. We help people invest and plan for their future. We assist companies and non-profit organizations in delivering benefits to their employees. And we provide institutions and independent advisors with investment and technology solutions to help invest their own clients’ money. For information about working at Fidelity, visit

Fidelity Investments and Fidelity TalentSource are equal opportunity employers.