Pipe Stress Engineer

Holtec; Almondsbury; On-site; GBP 81,730 - 100,305; Full time

Benefits offered by this job

Hybrid work opportunities

Medical, dental, and vision coverage

401(k) retirement plan with company 5%

Paid time off and holidays

Education assistance

Life and AD&D insurance

Employee assistance program

Job summary

Holtec is seeking a Pipe Stress Engineer to perform detailed piping stress analyses ensuring integrity, safety and regulatory compliance for piping systems. You will use AutoPIPE or CAESAR II to develop stress design bases and procedures, evaluate thermal expansion, loads, and seismic effects, and provide design recommendations including supports and routing.

You will generate stress reports, review third-party analyses, and coordinate with layout, materials, and structural teams.

Qualifications

• Bachelor’s degree in Mechanical Engineering.
• 5+ years of experience in piping stress analysis.
• Proficiency in stress analysis software such as AutoPIPE (preferred) or CAESAR II.
• Knowledge of piping design, materials, and specifications.
• Strong knowledge of ASME NB, ASME NCD, ASME B31.1 and B31.3 codes.
• Understanding of static and dynamic analysis methods.
• Experience with 3D tools such as SmartPlant 3D, PDMS, and Navisworks.
• Ability to interpret piping layouts and isometrics.
• Strong attention to detail.
• Strong reporting and documentation skills.

Responsibilities

• Perform piping stress analysis (static and dynamic) using tools such as AutoPIPE or CAESAR II.
• Develop stress design basis, critical line lists, and analysis procedures.
• Evaluate thermal expansion, sustained loads, occasional loads, and seismic effects.
• Provide design recommendations, including support locations and types, pipe routing optimization, and flexibility enhancements such as expansion loops and joints.
• Analyze and mitigate high piping loads on equipment nozzles, ensuring compliance with codes and vendor limits.
• Select appropriate spring hangers to accommodate thermal expansion and maintain loads.
• Generate and review stress reports, calculations, and design documentation.
• Provide pipe support load data and coordinate with pipe support engineers.
• Ensure compliance with ASME NB, ASME NCD, ASME B31.1 and B31.3.
• Review and validate third-party stress analysis.
• Coordinate with layout, materials, and structural teams for optimal designs.
• Support 3D modeling efforts, clash detection, and routing optimization.
• Assist construction teams by resolving field issues related to piping stress.

Skills

Attention to detail

Reporting

Isometrics interpretation

Piping layouts

Layout reading

Education

Bachelor’s degree in Mechanical Engineering

Tools

AutoPIPE

CAESAR II

SmartPlant 3D

PDMS

Navisworks

Job description

ThePipe Stress Engineer is responsible for performing detailed piping stress analysis to ensure the integrity, safety, and compliance of piping systems under various operating and environmental conditions.

Primary Responsibilities

• Perform piping stress analysis (static and dynamic) using tools such as AutoPIPE or CAESAR II.
• Develop stress design basis, critical line lists, and analysis procedures.
• Evaluate thermal expansion, sustained loads, occasional loads, and seismic effects.
• Provide design recommendations, including support locations and types, pipe routing optimization, and flexibility enhancements such as expansion loops and joints.
• Analyze and mitigate high piping loads on equipment nozzles (pumps, compressors, heat exchangers, tanks, and vessels), ensuring compliance with applicable codes, standards, and vendor allowable limits.
• Select appropriate spring hangers to accommodate thermal expansion and maintain acceptable piping loads.
• Generate and review stress reports, calculations, and design documentation.
• Provide pipe support load data and coordinate with pipe support engineers.
• Ensure compliance with ASME NB, ASME NCD, ASME B31.1, B31.3, and applicable project specifications.
• Review and validate third-party stress analysis.
• Coordinate with layout, materials, and structural teams for optimal designs.
• Support 3D modeling efforts, clash detection, and routing optimization.
• Assist construction teams by resolving field issues related to piping stress.

Requirements

• Bachelor’s degree in Mechanical Engineering.
• 5+ years of experience in piping stress analysis.
• Proficiency in stress analysis software such as AutoPIPE (preferred) or CAESAR II.
• Knowledge of piping design, materials, and specifications.
• Strong knowledge of ASME NB, ASME NCD, ASME B31.1 and B31.3 codes.
• Understanding of static and dynamic analysis methods.
• Experience with 3D tools such as SmartPlant 3D, PDMS, and Navisworks.
• Ability to interpret piping layouts and isometrics.
• Strong attention to detail.
• Strong reporting and documentation skills.

Preferred Qualifications

• Experience in nuclear or power plant projects.
• Knowledge of ASME B31.4 and B31.8 codes, as well as AISC and ASME Section III, NF for structural supports.
• Knowledge of HDPE and PVC piping analysis.
• Familiarity with dynamic analysis including seismic and water hammer.
• Working knowledge of pipe rupture analysis and leak-before-break is a big plus.
• Eligibility to work under 10 CFR Part 810

A Generation Ahead by Design

Investing in people who power the future.

We believe great work deserves great rewards. Our benefits go beyond the basics, reflecting our commitment to supporting your whole self…your health, your future, and your career growth. This includes:

Compensation

• Annual compensation based on skills and experience ranging from$110,000 to $135,000.
• Industry‑leading medical, dental, and vision coverage with a generous employer premium contribution and Day1 eligibility!
• FLEX Program – Hybrid work opportunities available for eligible roles, where business needs and role requirements allow
• 401(k) retirement plan with up to a 5% company match and immediate vesting to support long‑term financial security
• Paid time off and 11 paid holidays to support rest, balance, and recharge
• Wellness program offering rewards for participation in company‑supported health initiatives
• Commuter benefits supporting mass transit and commuter parking options
• Company‑paid life and AD&D insurance for added peace of mind
• Education assistance to support continued education and professional growth
• Employee support and voluntary benefits, including an Employee Assistance Program and optional coverage such as disability, legal, identity theft, and insurance programs
• Benefits eligibility and offerings may vary based on role, location, and employment status

If you’re driven to solve meaningful challenges and make a lasting impact, we invite you to build your career at Holtec—a generation ahead by design.