Senior Engineer, Cyber Security-Generation

TXU Retail Services Company; United States; On-site; USD 140,000 - 200,000; Full time

Job summary

Vistra is seeking a cybersecurity subject matter expert to act as a SME for the generation fleet. The role drives program improvements, leads incident investigations, and ensures alignment with enterprise security strategies and regulatory obligations.

Responsibilities include leading complex cybersecurity initiatives, developing fleet-wide standards, and providing oversight during audits. You will also own root cause analysis, dashboards, and reporting for executives and operations, while

Qualifications

• 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 networking fundamentals (TCP/IP, routing, switching, VLANs, NAT, firewalls, segmentation).
• Experience with industrial or air-gapped networks is a plus.
• Proficiency in scripting and automation to automate tasks and enforce controls (PowerShell, JavaScript, Python).
• College degree programs or certifications in business or technology.

Responsibilities

• 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.

Skills

NERC CIP

ICS/OT security

Control systems engineering

Cross-functional leadership

Analytical skills

Communication

PowerShell

JavaScript

Python

Networking fundamentals

Education

College degree or certification in related field

Tools

PowerShell

JavaScript

Python

Job description

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

Vistra (NYSE: VST) is a leading Fortune 500 integrated retail electricity and power generation company based in Irving, Texas, that provides essential power resources to customers, businesses, and communities from California to Maine.

Vistra is the largest competitive power generator in the U.S., with a capacity of approximately 41,000 megawatts, or enough to power 20 million homes, operating in all of the major competitive wholesale markets in the country.

Vistra is a leader in the energy transformation and expansion with an unyielding focus on reliability, affordability, and sustainability, powered by a diverse portfolio that includes natural gas, nuclear, coal, solar, and battery energy storage facilities.

The company continues to grow its zero-carbon resources, operating the second-largest fleet of competitive nuclear power plants in the country, substantial battery energy storage capacity, and a growing number of solar facilities.

Vistra is one of the largest competitive electricity providers in the country and takes an innovative, customer-centric approach to retail, offering solutions to meet customers' needs, including more than 50 renewable energy plans.

Through its family of retail brands, Vistra serves approximately 5 million residential, commercial, and industrial retail customers.

As a leader in the responsible transformation of the country’s energy supply, Vistra has made significant progress towards its 2030 and 2050 targets.

The company has committed to a 60% reduction of Scope 1 and 2 greenhouse gas emissions by 2030, as compared to our 2010 baseline, and net-zero carbon emissions by 2050, assuming necessary technological advancements and public policy incentives are achieved.

Learn more about our environmental, social, and governance efforts and read the company’s sustainability report at https://vistracorp.com/sustainability/.

Vistra’s hardworking team is committed to its purpose, "lighting up lives, powering a better way forward" and is guided by four core principles: we do business the right way, we work as a team, we compete to win, and we care about our stakeholders, including our customers, our communities where we work and live, our employees, and our investors.

Learn more about how Vistra is powering a better way forward at vistracorp.com.

Come join us and be part of something special!

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.

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 [e-mail] to make a request.

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 [e-mail] to make a request.