Xavier Thomas
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Xavier Thomas Email & Phone Number

Junior Site Reliability Engineer at Vistra Corp.
Location: Richardson, Texas, United States 8 work roles 3 schools
1 work email found @vistraenergy.com LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email x****@vistraenergy.com
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Current company
Vistra Corp.
Role
Junior Site Reliability Engineer
Location
Richardson, Texas, United States
Company size
2447 employees

Who is Xavier Thomas? Overview

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Quick answer

Xavier Thomas is listed as Junior Site Reliability Engineer at Vistra Corp., a company with 2447 employees, based in Richardson, Texas, United States. AeroLeads shows a work email signal at vistraenergy.com and a matched LinkedIn profile for Xavier Thomas.

Xavier Thomas previously worked as Application Security Analyst at Vistra Corp. and Incident Response Analyst at Estech Systems, Inc. (Esi). Xavier Thomas holds Technical Diploma, Information Technology from Per Scholas.

Company email context

Email format at Vistra Corp.

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{first}.{last}@vistraenergy.com
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AeroLeads found 1 current-domain work email signal for Xavier Thomas. Compare company email patterns before reaching out.

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Profile bio

About Xavier Thomas

Professional Summary• Dynamic IT professional with a proven track record in Technical Support, Vulnerability Management, and Solutions Engineering. Leveraging a solid foundation in IT operations, I have adeptly managed the end-to-end delivery of critical applications while ensuring optimal performance, reliability, and user satisfaction. My expertise extends to implementing robust vulnerability management programs to fortify organizational defenses against cyber threats. With a strategic mindset and hands-on experience, provided 3 years of experience in designing and implementing cutting-edge solutions within the utilities industry. Proven track record of enhancing system performance, driving operational efficiency, and ensuring regulatory compliance. Adept at leveraging emerging technologies to solve complex problems and improve service delivery.KEY EXPERTISE• Powershell: Proficient in Powershell scripting for Windows system administration. Skilled in automating repetitive tasks, managing Active Directory, and maintaining Windows servers.• Python: Proficient in leveraging Python to automate repetitive tasks and workflows in the AppSec environment, such as vulnerability scanning, log analysis, and security testing.• Vulnerability Management: Adept at identifying, prioritizing, and mitigating security vulnerabilities within IT environments. Experienced in scanning tools, patch management, and compliance standards.• Cloud Support: Proficient in designing, deploying, and maintaining cloud infrastructure on platforms such as AWS, Azure, and Google Cloud. Expertise in optimizing cloud resources for cost-efficiency and scalability.• .NET Framework: Demonstrated expertise in developing applications using the .NET framework, including proficiency in languages such as C# and VB.NET. Developed and maintained .NET-based applications for Vistra's internal systems, contributing to improved efficiency and productivity.• Security Best Practices: Well-versed in security best practices, including access control, encryption, and threat detection, ensuring the protection of sensitive data and systems.• Troubleshooting and Problem Solving: Strong analytical and problem-solving skills, enabling rapid diagnosis and resolution of technical issues.

Listed skills include Customer Service, Troubleshooting, Computer Hardware, Teamwork, and 19 others.

Current workplace

Xavier Thomas's current company

Company context helps verify the profile and gives searchers a useful next step.

Vistra Corp.
Vistra Corp.
Junior Site Reliability Engineer
Grand Prairie, TX, US
Website
vistraenergy.com
Employees
2447
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Company profile
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8 roles

Xavier Thomas work experience

A career timeline built from the work history available for this profile.

Junior Site Reliability Engineer

Vistra Corp.

Grand Prairie, TX, US

Application Security Analyst

Current
Vistra Corp.

Irving, TX, US

  • Vistra Corporation — May 2021 – Present
  • Security Systems & Protocols: Designed and implemented security protocols for cloud-based applications, reducing vulnerabilities by 40%.
  • Vulnerability Scanning: Conducted regular assessments of infrastructure-as-code to enhance security posture.
  • Incident Response: Investigated and remediated critical security incidents, achieving a 30% reduction in response times.
  • Collaboration & Training: Partnered with IT teams to embed security practices into agile workflows; created training materials for internal teams.
May 2021 - Present

Incident Response Analyst

Estech Systems, Inc. (Esi)

Plano, TX, US

  • Monitoring & Response: Utilized SentinelOne EDR and Wireshark to detect, analyze, and mitigate cybersecurity threats.
  • Risk Mitigation: Conducted in-depth risk assessments, reducing network vulnerabilities by implementing robust firewall configurations.
  • Incident Playbooks: Developed playbooks for efficient response to security alerts and breaches.
Apr 2020 - Apr 2021

Cloud Support Engineer

Estech Systems, Inc. (Esi)

Plano, TX, US

  • Cloud Security: Automated deployments using Docker and Kubernetes, ensuring compliance with security standards.
  • Vulnerability Management: Performed audits in AWS and GCP environments, enhancing encryption and access controls.
  • System Optimization: Troubleshot cloud performance issues, improving operational reliability by 25%.
Apr 2019 - Apr 2020

Lead Support

Bread Zeppelin Salads Elevated

Dallas, TX, US

  • Assisted IT department with troubleshooting hardware and software issues.
  • Provided basic technical support to employees, resolving common IT problems.
  • Contributed to IT projects aimed at improving system efficiency.
  • Assisted customers with ordering and payment transactions using the restaurant's POS system.
  • Resolved technical issues related to ordering systems, credit card processing, and Wi-Fi connectivity.
  • Collaborated with kitchen staff to ensure accurate order preparation and delivery.
Feb 2017 - Apr 2019
Team & coworkers

Colleagues at Vistra Corp.

Other employees you can reach at vistraenergy.com. View company contacts for 2447 employees →

NW Niko Whitley Niko Whitley Colleague at Vistra Corp. Addison, Texas, United States, United States View → RM Robert Moore Robert Moore Colleague at Vistra Corp. Greater St. Louis, United States View → KA Kelly Arteaga Kelly Arteaga Colleague at Vistra Corp. Red Oak, Texas, United States, United States View → CB Codey Barker Codey Barker Colleague at Vistra Corp. Glen Rose, Texas, United States, United States View → CJ Clinton Jenkins Clinton Jenkins Colleague at Vistra Corp. Dallas, Texas, United States, United States View → AE Adalberto Espinoza Adalberto Espinoza Colleague at Vistra Corp. Dallas-Fort Worth Metroplex, United States View → EA Emily Amidon Emily Amidon Colleague at Vistra Corp. Flower Mound, Texas, United States, United States View → MH Melissa Headley Melissa Headley Colleague at Vistra Corp. East Liverpool, Ohio, United States, United States View → RC Ryan Clark Ryan Clark Colleague at Vistra Corp. Allen, Texas, United States, United States View → EN Eric Nale Eric Nale Colleague at Vistra Corp. Springfield, Illinois Metropolitan Area, United States View →
3 education records

Xavier Thomas education

Technical Diploma, Information Technology

Per Scholas

Information Security, Cyber Security

Leaderquest Dallas

Education record

Collin College
FAQ

Frequently asked questions about Xavier Thomas

Quick answers generated from the profile data available on this page.

What company does Xavier Thomas work for?

Xavier Thomas works for Vistra Corp..

What is Xavier Thomas's role at Vistra Corp.?

Xavier Thomas is listed as Junior Site Reliability Engineer at Vistra Corp..

What is Xavier Thomas's email address?

AeroLeads has found 1 work email signal at @vistraenergy.com for Xavier Thomas at Vistra Corp..

Where is Xavier Thomas based?

Xavier Thomas is based in Richardson, Texas, United States while working with Vistra Corp..

What companies has Xavier Thomas worked for?

Xavier Thomas has worked for Vistra Corp., Estech Systems, Inc. (Esi), Bread Zeppelin Salads Elevated, North Texas Tollway Authority, and Raising Cane'S Chicken Fingers.

Who are Xavier Thomas's colleagues at Vistra Corp.?

Xavier Thomas's colleagues at Vistra Corp. include Niko Whitley, Robert Moore, Kelly Arteaga, Codey Barker, and Clinton Jenkins.

How can I contact Xavier Thomas?

You can use AeroLeads to view verified contact signals for Xavier Thomas at Vistra Corp., including work email, phone, and LinkedIn data when available.

What schools did Xavier Thomas attend?

Xavier Thomas holds Technical Diploma, Information Technology from Per Scholas.

What skills is Xavier Thomas known for?

Xavier Thomas is listed with skills including Customer Service, Troubleshooting, Computer Hardware, Teamwork, C++, Cash Handling, Customer Satisfaction, and Wide Area Network.

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