Senior System Engineer

Vistra Energy Irving , TX 75061

Posted 2 months ago

If you have what it takes to become part of the Vistra Energy family and would like to start a promising career with a global leader, take a look at the exciting employment opportunities that are currently available and apply online.

Job Description


As a member of the Vistra Energy Network, Security & Voice Services team, the Network & Firewall System Engineer will work closely with senior members of the team to maintain the integrity of Vistra's internal network, including customer-facing hosted and cloud environments. The SE will perform the necessary operational tasks related to the maintenance and security of Vistra's overall network, as well as work with vendors, service providers, and other team members to support cross-functional business needs and align with best practices.


  • Establish network & security support processes best suited to support business applications

  • Assist with change management procedures related to network & security infrastructure

  • Strong understanding of routing protocols specifically BGP, OSPF, and EIGRP

  • Strong knowledge of IP networks based on multi-vendor environments is required including Cisco (routing & switching), Aruba (wireless) and Palo Alto (security)

  • Enterprise network support, design, and implementation

  • Configuration and support of Virtual Private Networks (VPN)

  • Corporate network support and implementations

  • Assist with customer network design requests

  • Create and update network documentation

  • Assists various IT departments with troubleshooting of network and security technologies


  • BS or BA degree in business, information systems, computer science, system analysis with an emphasis in information technology.

  • 3-5 years of dedicated network & security experience with Palo Alto Networks.

  • 3-5 years of network and/or security administration experience or equivalent combination of work and educational experiences.

  • 3-5 years designing and implementing network and/or security solutions.

  • Experience working with Payment Card Industry (PCI) and Sarbanes-Oxley Act (SOX) regulations.

  • Advanced knowledge of network and security technologies and concepts.

  • Certifications in CCNP or Palo Alto ACE, is a big plus.

Job Family

Information Technology


Vistra Corporate Services Company


Irving, Texas

TexasWe are a company of people committed to: Exceeding Customer Expectations, Great People, Teamwork, Competitive Spirit and Effective Communication. If this describes you, then you will have a good career here!

If you currently work for Vistra Energy, TXU or Luminant please apply via the internal career site.

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Senior System Engineer

Vistra Energy