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Vistra Energy · Irving, Texas

Senior Engineer, Cyber Security-Generation

Irving, TexasFull-timeSenior individual contributorSecurity

Listed on Vistra Energy’s official careers site. Listed as of October 17, 2026. Check that it is still open and apply there.

Apply on Vistra Energy’s careers site →

Job description

If you have what it takes to become part of the Vistra 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 Summary

Serve as a subject matter expert (SME) in cybersecurity for the generation fleet. Drive program improvements, lead incident investigations, and ensure alignment with enterprise security strategies and regulatory obligations. Understands processes and initiates required changes to address vulnerabilities or gaps in standards.

Key Accountabilities

  • Lead complex initiatives, such as segmented architecture deployments or vulnerability remediation campaigns.
  • Develop fleet-wide technical standards and guidance.
  • Provide advanced technical oversight during compliance audits and inspections.
  • Lead root cause analysis of cybersecurity events and implement lessons learned.
  • Develop and refine dashboards and metrics for executive and operational reporting.
  • Represent cybersecurity on capital projects and plant upgrades. Education, Experience, & Skill Requirements
  • 5–8 years in industrial or infrastructure cybersecurity roles.
  • Deep understanding of NERC CIP, ICS/OT security, and control systems engineering.
  • Demonstrated ability to lead cross-functional teams.
  • Strong analytical and communication skills.
  • Deep understanding of computer networking fundamentals, including TCP/IP, routing, switching, VLANs, NAT, firewalls, and segmentation. Experience with industrial or air-gapped networks is a plus.
  • Proficiency in scripting and automation, particularly using PowerShell, JavaScript and/or Python, to automate routine tasks, enforce security controls, and validate compliance is desire
  • Experienced gained through college degree programs and/or certification in business or technology related field, or equivalent experience. Job Family Information Technology Company Vistra Corporate Services Company Locations Irving, Texas Texas

We are a company of people committed to: Exceeding Customer Expectations, Great People, Teamwork, Competitive Spirit and Effective Communication. If this describes you, then apply today! If you currently work for Vistra or its subsidiaries, please apply via the internal career site. It is the policy of the Company to comply with all employment laws and to afford equal employment opportunity to individuals in all aspects of employment, including in selection for job opportunities, without regard to race, color, religion, sex, sexual orientation, gender identity, pregnancy, national origin, age, disability, genetic information, military service, protected veteran status, or any other consideration protected by federal, state or local laws.

If you are an individual with a disability and need assistance submitting an application or would like to request an accommodation, please email us at [email protected] to make a request.

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