Piping Stress Engineer 3 - Nuclear

Sargent & Lundy; Washington (District of Columbia); On-site; USD 74,000 - 114,000; Full time

Benefits offered by this job

Health Plans

Dental & Vision Insurance

Life & Accident Insurance

Disability Coverage

Employee Assistance Program

Back-Up Daycare

FSA & HSA

401(k)

Job summary

Sargent & Lundy is seeking a mid-level Piping Engineer to perform evaluations under ASME B31.1 and related codes. You will prepare calculations, specifications, and designs for piping systems while collaborating with project teams and vendors.

This role supports a hybrid work model, requiring 3 days in-office weekly, and offers competitive compensation and benefits. The ideal candidate has a BS or MS in Mechanical Engineering (ABET-accredited) with 3+ years of experience and strong communication

Qualifications

• ABET-accredited BS or MS in Mechanical/Engineering with emphasis in solid mechanics/structural analysis
• 3+ years of relevant experience
• Knowledge of ASME B31.1 and ASME BPV Section III piping codes
• Knowledge of pipe supporting elements design and application
• Strong written and verbal communication skills

Responsibilities

• Prepare complex calculations and specifications for components and systems.
• Prepare design inputs for P&IDs and Master Diagrams under supervision.
• Prepare specifications for most balance of plant equipment.
• Prepare bid evaluations and economic calculations; solicit data from vendors.
• Prepare simple reports and studies; monitor budgets and schedules.
• Mentor entry-level engineers and communicate effectively with project teams.
• Communicate with vendors using clear, complete specifications.

Skills

ASME B31.1 knowledge

Piping design & analysis

Written & verbal communication

Education

ABET-accredited degree

Tools

AutoPIPE

PIPESTRESS

Job description

Responsibilities

Piping Engineering & Analysis Synopsis

The Piping Engineering & Analysis discipline performs evaluations for piping systems in accordance with ASME Boiler and Pressure Vessel Code, ASME B31.1, ASME B31.7, and other codes as applicable to the specific evaluation being performed. The Piping Engineering & Analysis discipline also performs the following specialty topics.

• Vibration monitoring and analysis to evaluate system operational vibrations associated with plant modifications and operating events, and to provide vibration prevention and mitigation solutions and designs.
• Evaluation of hydraulic transients, evaluation of piping systems for thermal stratification effects, operability evaluations, and qualification of piping for hydrodynamic loads.
• Pipe rupture evaluations, evaluation of pipe wall thinning due to flow accelerated corrosion (FAC) or microbiological induced corrosion (MIC), and pipe flaw evaluations.

Position Specific Details

Provides technical support on projects by performing a variety of engineering tasks such as preparing calculations, specifications, and component designs. Is technically involved in the resolution of simple design problems. Most tasks are performed under minimal supervision.

Mid-Level staff support engineering design projects with the following responsibilities:

• Prepares complex calculations. Reviews simple calculations.
• Reviews simple system/structural designs.
• Prepares, under supervision, documented design input for drawing production (i.e., P&IDs and Master Diagrams).
• Prepares specifications for most balance of plant equipment.
• Prepares bid evaluations for single components. Prepares calculations to support economic evaluations. Solicits data from vendors.
• Prepares simple reports/studies.
• Provides input to project budgets, schedules, and project work plans. Monitors own work to ensure it is completed within budget and on schedule.
• Uses effective written and oral communication skills to convey information to project team members and managers. Presents written technical information in a clear and concise manner in all deliverables.
• Communicates with vendors via clearly written and complete specifications.
• Applies accepted standards and processes to assigned project tasks.
• Completes work assignments within established schedule.
• May mentor entry-level engineers.

This position is based on a hybrid work schedule and will require in-office work 3 days per week.

Qualifications

We do not sponsor employees for work authorization in the U.S. for this position.

Essential Skills and Experience:

• BS or MS in Mechanical Engineering, Engineering Mechanics, Aerospace, or Structural/Civil Engineering, from an ABET Engineering Accreditation Commission-approved program, with an emphasis in solid mechanics, structural analysis, theory of elasticity, metallurgy, and finite element analysis
• 3 or more years of relevant experience
• Must have knowledge of ASME B31.1 and ASME B&PV Section III piping codes
• Knowledge of the design, selection, and application of pipe supporting elements
• Strong written and verbal communication skills

Valued but Not Required Skills and Experience:

• P.E. license
• Working knowledge of commercially available piping products and their application
• The ability to navigate a 3D CAD model
• Experience with AutoPIPE or PIPESTRESS software
• Knowledge of gas dynamics and hydraulic transients
• Knowledge of pipe condition assessment

Technology & Innovation

Sargent & Lundy values the appropriate use of technology to improve how work gets done and deliver high-quality outcomes for our clients. Depending on the role, employees may use data, automation, artificial intelligence, and other digital tools to support research, analysis, engineering and design activities, workflow improvement, or other aspects of their work. We value candidates who demonstrate an interest in learning and effectively using emerging technologies where relevant to their role. Employees remain accountable for their work and are expected to apply appropriate professional judgment and review when using technology-assisted tools. Experience with AI, automation, programming, or similar technologies is valued where relevant but is not required unless specifically identified elsewhere in the job description.

About Sargent & Lundy

At Sargent & Lundy, we care about the health and well-being of our employees. Our commitment extends beyond the workplace, offering comprehensive healthcare plans and generous paid time off to support our team members in every aspect of their lives. We understand the importance of work-life balance, which is why we are proud to provide competitive, award-winning benefits. Our dedication to employee satisfaction has earned us the prestigious Top Workplaces Culture Excellence Award for compensation and benefits in 2022, 2023, and 2024.

Health & WellnessFinancial BenefitsWork-Life Balance

• Health Plans: Medical, Dental, Vision
• Life & Accident Insurance
• Disability Coverage
• Employee Assistance Program (EAP)
• Back-Up Daycare
• FSA & HSA

• 401(k)
• Pre-Tax Commuter Account
• Merit Scholarship Program
• Employee Discount Program
• Corporate Charitable Giving Program
• Tuition Assistance
• First Professional Licensure Bonus
• Employee Referral Bonus

• Paid Annual Personal/Sick Time (PST)
• Paid Vacation
• Paid Holidays
• Paid Parental Leave
• Paid Bereavement Leave
• Flexible Work Arrangements

Compensation Range

$74,353 - $113,595

Transparency Statement

Sargent & Lundy discloses compensation ranges that comply with all local and state regulations. The total compensation package for eligible positions will include a base salary or an hourly rate and a comprehensive benefits package, reflecting our commitment to rewarding performance and supporting the overall well-being of our employees. Individuals may also be eligible to participate in our yearly discretionary bonus.

About This Business Unit

Join Sargent & Lundy's Nuclear Power Group and be part of a team driving the future of clean, carbon-free energy. Since 1954, we’ve been a trusted leader in nuclear engineering, design, and licensing, with expertise spanning small modular reactors (SMRs), advanced reactor technology (ART), and first-of-a-kind commercial reactor restart projects. Our work supports life extensions and digital modernization of existing nuclear plants, coal-to-nuclear conversion initiatives with the Department of State, and international nuclear new-build projects. With a commitment to safety, innovation, and sustainability, we provide cutting‑edge solutions that power communities worldwide while reducing emissions. Shape the future of global energy with us!

Equal Opportunity

Sargent & Lundy is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability status, protected veteran status, or any protected status as defined by applicable law.