Quadrante is hiring a Senior Piping Stress Engineer to join our Industry Business Unit, Industrial Mechanics department at our Lisbon office.

With both national and international projects of varying scales and typologies, Quadrante offers a unique professional experience in the Portuguese engineering market.

Responsibilities:

Lead, oversee, and contribute to the design and development of piping systems in multidisciplinary EPC/EPCM projects (industrial energy, O&G, renewable hydrogen, biogas, and biomethane), taking full technical ownership from feasibility and FEED through detailed design, construction support, and commissioning
Apply advanced knowledge of piping design for both severe and non-severe service conditions (in accordance with DVGW regulations, ASME B31.1/B31.3, EN 13480, ISO 15649, PED 2014/68/EU) to ensure engineering integrity and regulatory compliance throughout the project lifecycle
Prepare and review technical documentation, including feasibility study reports, specifications, piping classes, plant layouts, 3D models, P&IDs, line lists, isometrics, material take-offs, tender packages, and cost estimates
Develop and coordinate piping engineering work plans; track progress, report to the Project Manager, and monitor key material quantities, long-lead items (LLIs), and deliverables
Lead routing studies, equipment layout definition, and 3D model development, ensuring constructability, operability, and maintainability are embedded from early project phases
Perform and review pipe stress analysis (CAESAR II), flexibility studies, hydraulic calculations, support design, and nozzle load assessments; identify design risks and propose mitigation measures
Represent the piping discipline in interdisciplinary coordination meetings, design reviews, model reviews, and client interactions
Participate in and support HAZOP, HAZID, SIL, and constructability reviews
Ensure timely project execution, managing priorities and workload within the assigned team
Contribute to the development of tools, standards, and methodologies to improve efficiency and quality
Stay up to date with industry trends, best practices, and technical developments
Communicate effectively with contractors, regulatory authorities, and technical stakeholders to support construction, system acceptance, and commissioning

Profile:

Master’s degree in Mechanical Engineering, preferably with a focus on Fluid Mechanics, Energy, or Structural Engineering
Proficiency in English (mandatory)
Minimum of 5 years of professional experience in industrial piping design
Experience in renewable hydrogen, biomethane/biogas, or industrial piping and equipment design is highly valued
Proficiency in relevant engineering tools, such as E3D (PDMS), AutoCAD Plant 3D, and ANSYS (valued)
Advanced experience in pipe stress analysis using CAESAR II (mandatory), in accordance with ASME B31.1/B31.3 and EN 13480
Ability to manage multiple tasks with a strategic perspective, while maintaining attention to detail and prioritization
Experience in team leadership and coordination of internal and external stakeholders

What we offer:

Quadrante is a global organization with more than 1300 people focused on delivering economically optimized, sustainable, and technically robust solutions. We recently expanded our international presence with the acquisition of Meta Group.

Being part of our team means working in a dynamic and innovative environment, where your contribution will have a direct impact on the success of our projects and our people.

A collaborative and dynamic work environment, where team spirit and knowledge sharing are core to our culture
Professional growth opportunities, supported by our commitment to ambition and operational excellence
Exposure to international projects and strategic initiatives, offering a global perspective and the chance to contribute to impactful business outcomes
A supportive and innovation driven culture, built on trust, collaboration, and continuous improvement across all areas of the business
The opportunity to develop your skills and create value, contributing to the success of our teams

Join Quadrante!

Senior Piping Stress Engineer - Industrial Mechanics

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