Piping Stress Engineer 3 - Nuclear

Sargent & Lundy; Warrenville (IL); Hybrid; USD 74,353 - 113,595; Full time

Benefits offered by this job

Medical, Dental, Vision health plans.

401(k) plan.

Paid time off (vacation, personal/sick

Flexible work arrangements.

Tuition assistance.

Job summary

Sargent & Lundy in Warrenville, IL is seeking a Mechanical Engineer to support piping analysis and design on nuclear projects. You will perform calculations, prepare P&IDs, write specifications, and review designs, under supervision.

The role emphasizes ASME B31.1 and BPV Section III codes, solid mechanics and FE analysis, with opportunities to mentor junior engineers and collaborate with vendors. Hybrid work three days in office offers a balance with flexible scheduling.

Qualifications

• ABET-accredited Mechanical Engineering program with emphasis on solid mechanics, structural analysis, elasticity and metallurgy.
• Familiarity with pipe supporting elements.

Responsibilities

• Prepares complex calculations and reviews simple calculations.
• Reviews simple system/structural designs.
• Prepares design inputs for P&IDs and Master Diagrams under supervision.
• Writes specifications for balance-of-plant equipment.
• Prepares bid evaluations and economic support calculations; solicits data from vendors.
• Produces simple reports and studies.
• Inputs budgets, schedules, and work plans; monitors deadlines.
• Communicates technical information clearly in writing and verbally.
• Engages with vendors through complete specifications.
• Applies standards and processes to project tasks.
• Mentors entry-level engineers as needed.

Skills

Finite element analysis

Communication skills

Education

ABET-accredited Mechanical Engineering program

Tools

AutoPIPE

PIPESTRESS

Job description

Overview

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 applicable codes. The discipline also specializes in vibration monitoring, hydraulic transients, thermal stratification, pipe rupture, wall thinning due to flow‑accelerated corrosion (FAC) or microbiological‑induced corrosion (MIC), and pipe flaw evaluations.

Position Specific Details

Provides technical support on engineering projects by preparing calculations, specifications, component designs, and reports. Work is performed under minimal supervision.

Responsibilities

• Prepares complex calculations and reviews simple calculations.
• Reviews simple system/structural designs.
• Prepares documented design input for drawing production (P&IDs and Master Diagrams) under supervision.
• Writes specifications for balance‑of‑plant equipment.
• Prepares bid evaluations and economic support calculations; solicits data from vendors.
• Produces simple reports and studies.
• Inputs project budgets, schedules, and work plans; monitors own work to meet deadlines.
• Communicates technical information clearly in written and oral form.
• Engages with vendors through complete specifications.
• Applies accepted standards and processes to project tasks.
• Mentors entry‑level engineers as needed.

Work Environment

Hybrid work schedule requiring in‑office presence three days per week.

Qualifications

• BS or MS in Mechanical Engineering, Engineering Mechanics, Aerospace, Structural/Civil Engineering from an ABET‑approved program, emphasizing solid mechanics, structural analysis, elasticity, metallurgy, and finite element analysis.
• At least 3 years of relevant experience.
• Knowledge of ASME B31.1 and ASME B&PV Section III piping codes.
• Familiarity with design, selection, and application of pipe supporting elements.
• Strong written and verbal communication skills.

Valued—Not Required

• P.E. license.
• Knowledge of commercial piping products.
• Navigation of 3D CAD models.
• Experience with AutoPIPE or PIPESTRESS.
• Knowledge of gas dynamics and hydraulic transients.
• Knowledge of pipe condition assessment.

Automation & AI

• Use modern tools and automation to solve engineering problems, improve workflows, and reduce rework.
• Employ automation for calculations, document summarization, and design documentation.
• Programming or scripting skills (Python, MATLAB, advanced Excel) are valued.
• Additional training or certificates in Computer Science, AI, or related fields are welcomed.

Award‑Winning Benefits

• Medical, Dental, Vision health plans.
• Life & Accident Insurance, Disability Coverage.
• Employee Assistance Program (EAP).
• Back‑up Daycare.
• FSA & HSA.
• 401(k) plan.
• 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, Vacation, Holidays, Parental Leave, Bereavement Leave.
• Flexible Work Arrangements.

Compensation Range

$74,353 - $113,595

Transparency Statement

Sargent & Lundy discloses compensation ranges that comply with local and state regulations. The total compensation package includes base salary or hourly rate plus a comprehensive benefits package. Eligible employees may receive discretionary annual bonuses.

About This Business Unit

Join Sargent & Lundy’s Nuclear Power Group to shape clean, carbon‑free energy. The unit specializes in small modular reactors, advanced reactor technology, and first‑of‑a‑kind commercial reactor restart projects, supporting life extensions and digital modernization of existing nuclear plants.

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.