Mechanical Design Engineer - Comanche Peak

Luminant; Glen Rose (TX); On-site; USD 90,000 - 140,000; Full time

Job summary

Vistra Nuclear Operations Company seeks a Mechanical Design Engineer to provide technical expertise across power plant systems, including valves, actuators, rotating equipment, HVAC, and piping. The role ensures configuration control, supports emergent issues, and maintains safe, efficient operations in compliance with plant design parameters and NRC requirements.

The position is 100% on-site at the Comanche Peak Nuclear Power Plant in Glen Rose, TX, operating on a 4/10 schedule from Monday to

Qualifications

• BS in Engineering; Mechanical or Nuclear preferred, or equivalent experience.
• Minimum of 4 years of related job experience in medium to large industrial facilities.
• Willingness to support plant walkdowns and inspections.
• Proficiency in engineering drawing interpretation and PC tools.

Responsibilities

• Maintain configuration control and implement design modifications per NRC license and regulatory requirements.
• Analyze component repairs/replacements due to degradation or obsolescence.
• Support emergent, short-cycle engineering work to protect work week schedule.
• Lead engineering input for operability evaluations and post-work testing.
• Coordinate projects and studies through to completion.

Skills

Engineering drawing interpretation

PC proficiency

Cross-functional collaboration

Education

Bachelor's degree in Engineering (Mechanical preferred, Nuclear preferred)

Tools

ASME B31.3

ASME BPV Code VIII

API 610/650/653

Job description

Job Summary

Job Description

The Company

Vistra is an integrated retail electricity and power generation company that serves nearly 5 million retail customers in 18 states and the District of Columbia. Its asset base spans roughly 44,000 MW of generation capacity, including natural gas, nuclear, coal, solar, and battery energy storage facilities. The Vistra name reflects who we are—a combination of vision and tradition, uniting our forward-looking focus with the strong foundation of our past.

This is an opportunity to get a world-class engineering job at the largest power plant in Vistra’s nuclear fleet with an established player, in an expanding energy sector, while enjoying the lifestyle of an alternative Texas Hill Country small town just 1 hour away from downtown Fort Worth.

Job Summary

The Mechanical Design Engineer provides technical expertise across a broad range of power plant systems and components. This includes valves, actuators, rotating equipment, HVAC systems, chillers, compressors, piping systems, and thermal-hydraulic applications.

The role is critical to maintain configuration control, support emergent issues, and ensure safe and efficient operations in accordance with plant design parameters and regulatory requirements.

This job is 100% on-site at the Comanche Peak Nuclear Power Plant in Glen Rose, TX, on a 4/10 work schedule from Monday through Thursday. Employees are typically required to reside within a 60-minute commute from the plant.

Key Accountabilities:

• Maintain configuration control by completing calculations, technical reviews and evaluations, and by preparing and implementing design modifications in accordance with on-record plant design basis, NRC operating license and all other applicable technical and regulatory requirements for the safe operation of the plant.
• Assist in the analysis, evaluation, and final design implementation of component repairs and/or replacement due to degraded conditions or obsolescence.
• Support resolution of emergent, short-cycle, and near-term engineering work to protect the work week schedule.
• Serve as engineering point of contact for execution of the online work week schedule and resolution of Engineering Holds.
• Provide engineering input and follow-up for Operability evaluations.
• Support operations for post-work testing and validation.
• Support operations for troubleshooting and root cause analysis (e.g., FMEA, confirm/refute).
• Provide technical input for testing procedures and analysis.
• Support for emergent questions and in-field activities.
• Lead interpretation and analysis of complex technical issues.
• Coordinate assigned projects, studies, and initiatives through completion.
• Comply with safety policies and procedures to maintain a safe working environment.
• Prepare and present technical reports with recommendations for issue resolution.
• Participate in and occasionally lead special projects and committees.
• Skilled in applying systematic problem-solving processes to address complex issues.
• Perform all other duties as assigned.

Education, Experience, and Skill Requirements:

• B.S. Degree in Engineering (Mechanical Engineering preferred, Nuclear Engineering preferred), or other closely related scientific discipline/physical science associated with power plant operations; or equivalent work experience (defined as demonstrated success at the engineer/technical specialist level).
• Physical ability and willingness to support plant walkdowns and inspections.
• Proficiency in PC use, engineering-specific applications, and engineering drawing interpretation.
• Minimum of 4 years of related job experience, preferably in medium to large industrial facilities.

Preferred Experience and Skills:

• Prior experience in the nuclear industry.
• Current Nuclear Design Qualifications, or prior experience performing 10CFR50.59 reviews and Engineering Change Notifications/Final Design Approvals.
• The above are strong differentiators but not required. Vistra will provide training for otherwise highly qualified and motivated candidates with relevant or equivalent experience outside Nuclear.
• Previous experience in defense, military, government or other highly regulated sectors.
• A PE License or ability to obtain it within 6 months of employment.
• Working knowledge of engineering standards and best practices such as ASME B31.3, ASME BPV Code Section VIII, or API 610/650/653, among others.
• In-depth understanding of power plant equipment and system interrelationships.
• Strong cross-functional collaboration, negotiation, communication, and consensus-building capabilities.
• Effective written communication skills for complex technical issues.
• Capability to evaluate technical alternatives considering economic impact.

** Candidates with all levels of education and experience are encouraged to apply. Final pay grade and compensation will be based on applicant’s experience and qualifications **

Key Metrics:

• Teamwork and collaboration skills across organizational boundaries
• Able to communicate complex issues effectively through written and verbal communication
• Able to influence by establishing effective working relationships across organizational boundaries
• In-depth understanding of power plant equipment and system interrelationships.
• Able to evaluate technical alternatives in light of their economic contribution to the business
• Able to apply systematic problem - solving processes to address complex issues

Job Family

Engineering Services

Company

Vistra Nuclear Operations Company

Locations

Glen Rose, Texas

Texas

We are a company of people committed to: Exceeding Customer Expectations, Great People, Teamwork, Competitive Spirit and Effective Communication.

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 [e-mail] a request.