Principal Mechanical Engineer - Pipe Stress in London
Principal Mechanical Engineer - Pipe Stress

Principal Mechanical Engineer - Pipe Stress in London

London Full-Time 60000 - 80000 ÂŁ / year (est.) No home office possible
Computer Futures / SThree Group

At a Glance

  • Tasks: Conduct stress analysis and design piping systems for a major nuclear decommissioning programme.
  • Company: Leading engineering organisation focused on safety and compliance in nuclear projects.
  • Benefits: Competitive salary, professional development, and the chance to work on impactful projects.
  • Why this job: Join a dynamic team and contribute to innovative solutions in a highly regulated environment.
  • Qualifications: Experience in piping stress analysis and strong problem-solving skills required.
  • Other info: 12-month contract with opportunities for career growth in a collaborative setting.

The predicted salary is between 60000 - 80000 ÂŁ per year.

A leading engineering organisation is seeking an experienced Piping Stress Engineer to support a major nuclear civil decommissioning programme. This role is central to ensuring safe, compliant, and efficient piping system design within a highly regulated environment. The successful candidate will collaborate closely with multidiscipline engineering teams, providing technical expertise across stress analysis, flexibility assessment, support design, and compliance verification.

Key Responsibilities

  • Stress & Flexibility Analysis
  • Identify stress‐critical lines through detailed review of P&IDs and line lists.
  • Perform piping stress analysis using recognised industry software (e.g., CAESAR II / AutoPIPE).
  • Evaluate nozzle loads, support loading, thermal expansion, vibration issues, and system flexibility.
  • Conduct static and dynamic analyses, ensuring systems meet functional, safety, and engineering design requirements.
  • Design & Technical Review
    • Review and validate piping designs, GA drawings, and engineering deliverables.
    • Assess and sign off piping isometrics, ensuring flexibility, routing, and support requirements are met.
    • Provide input into the design of pipe supports, integrating stress requirements and project specifications.
    • Review 3D models for compliance, constructability, clash management, and adherence to stress reports and codes.
  • Documentation & Compliance
    • Produce, check, and maintain detailed documentation including stress reports, calculations, engineering specifications, technical assessments, and design justifications.
    • Ensure all deliverables comply with applicable nuclear standards, codes (ASME, BS/EN), safety requirements, and project procedures.
    • Support internal and external reviews, audits, and technical queries.
  • Collaboration & Project Delivery
    • Work closely with piping, mechanical, civil, process, and safety engineering teams.
    • Support project planning, change control, and design risk assessments.
    • Engage with stakeholders, including clients, regulators, and construction teams, ensuring a clear understanding of stress engineering requirements.

    Required Experience

    • Proven experience as a Piping Stress Engineer within nuclear, petrochemical, energy, or similar highly regulated sectors.
    • Strong understanding of piping design principles, flexibility analysis, and piping system behaviour under operational loads.
    • Proficient in industry‐standard stress analysis tools.
    • Solid working knowledge of ASME B31, EN codes, and nuclear QA processes.
    • Experience reviewing and approving design documentation, isometrics, and 3D models.
    • Ability to work accurately under pressure, with strong problem‐solving skills and attention to detail.

    Desirable Skills

    • Prior experience on nuclear decommissioning or nuclear new‐build projects.
    • Familiarity with digital model review systems (E3D, PDMS, SP3D, Navisworks).
    • Understanding of seismic analysis, vibration mitigation, and dynamic loading scenarios.
    • Chartered or working toward chartered status (CEng).

    Additional Information

    • Location: Warrington
    • Contract Duration: 12 months
    • Engagement: Inside IR35
    • Security: Ability to obtain BPSS

    Principal Mechanical Engineer - Pipe Stress in London employer: Computer Futures / SThree Group

    As a leading engineering organisation, we pride ourselves on fostering a collaborative and innovative work culture that empowers our employees to excel in their roles. Located in Warrington, we offer competitive benefits, including professional development opportunities and a commitment to safety and compliance within the nuclear sector. Join us to be part of a team that values expertise and encourages growth while contributing to meaningful projects in a highly regulated environment.
    Computer Futures / SThree Group

    Contact Detail:

    Computer Futures / SThree Group Recruiting Team

    StudySmarter Expert Advice 🤫

    We think this is how you could land Principal Mechanical Engineer - Pipe Stress in London

    ✨Network Like a Pro

    Get out there and connect with people in the industry! Attend events, join online forums, and don’t be shy about reaching out on LinkedIn. We all know that sometimes it’s not just what you know, but who you know that can help land that dream job.

    ✨Show Off Your Skills

    When you get the chance to chat with potential employers, make sure to highlight your experience with stress analysis and compliance verification. We want to hear about your hands-on experience with tools like CAESAR II or AutoPIPE. Be ready to share specific examples of how you've tackled challenges in past projects!

    ✨Prepare for Technical Questions

    Brush up on your technical knowledge before interviews. Expect questions about piping design principles and flexibility analysis. We recommend going through some case studies or recent projects to discuss during your interview – it shows you’re engaged and knowledgeable!

    ✨Apply Through Our Website

    Don’t forget to apply directly through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we love seeing candidates who take the initiative to engage with us directly!

    We think you need these skills to ace Principal Mechanical Engineer - Pipe Stress in London

    Piping Stress Analysis
    Flexibility Assessment
    CAESAR II
    AutoPIPE
    Nozzle Load Evaluation
    Static and Dynamic Analyses
    Piping Design Review
    ASME B31
    EN Codes
    Nuclear QA Processes
    3D Model Review
    Documentation Compliance
    Problem-Solving Skills
    Attention to Detail
    Stakeholder Engagement

    Some tips for your application 🫡

    Tailor Your CV: Make sure your CV is tailored to highlight your experience as a Piping Stress Engineer. Focus on relevant projects and skills that align with the job description, especially your expertise in stress analysis and compliance with nuclear standards.

    Craft a Compelling Cover Letter: Your cover letter should tell us why you're the perfect fit for this role. Share specific examples of your past work in nuclear or similar sectors, and how you've tackled challenges in piping design and stress analysis.

    Showcase Your Technical Skills: Don’t forget to mention your proficiency with industry-standard software like CAESAR II or AutoPIPE. Highlight any experience you have with ASME codes and nuclear QA processes, as these are crucial for the role.

    Apply Through Our Website: We encourage you to apply directly through our website. This way, we can easily track your application and ensure it gets the attention it deserves. Plus, it’s the best way to stay updated on your application status!

    How to prepare for a job interview at Computer Futures / SThree Group

    ✨Know Your Stuff

    Make sure you brush up on your piping stress analysis knowledge, especially using tools like CAESAR II or AutoPIPE. Familiarise yourself with the relevant codes such as ASME B31 and EN standards, as these will likely come up during the interview.

    ✨Showcase Your Experience

    Prepare to discuss your previous projects in detail, particularly those related to nuclear decommissioning or similar regulated environments. Highlight specific challenges you faced and how you overcame them, as this demonstrates your problem-solving skills.

    ✨Collaboration is Key

    Since this role involves working closely with various engineering teams, be ready to talk about your experience collaborating with others. Share examples of how you’ve effectively communicated technical requirements to non-technical stakeholders.

    ✨Attention to Detail

    Emphasise your ability to work accurately under pressure. Bring examples of documentation you've produced, like stress reports or design justifications, to showcase your meticulous approach to compliance and quality assurance.

    Principal Mechanical Engineer - Pipe Stress in London
    Computer Futures / SThree Group
    Location: London

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