Principal Piping Engineer

Worley; Al Khobar; On-site; SAR 500,000 - 700,000; Full time

Job summary

Worley is seeking a Principal Piping Engineer in Saudi Arabia to lead complex piping dynamic stress analysis and vibration studies on major energy projects.

You will act as SME for CAESAR II analyses, assess natural frequencies, fatigue, and resonance, and guide design reviews with multi-disciplinary teams, ensuring compliance with ASME, API, and client standards.

Qualifications

• Bachelor's degree in Mechanical Engineering or equivalent.
• Proven experience in piping stress and dynamic analysis in EPC/oil & gas/petrochemical industries.
• Advanced proficiency in CAESAR II and knowledge of ASME B31.3/B31.1, API standards.

Responsibilities

• Act as SME for piping dynamic stress analysis and vibration engineering.
• Perform and review dynamic and static piping stress analyses using CAESAR II or equivalent.
• Assess piping systems for natural frequency, resonance, mode shapes, dynamic stresses and fatigue analyses.
• Coordinate with process, mechanical, rotating equipment, structural, instrumentation and operations teams.
• Lead technical reviews and mentor piping stress engineers.

Skills

Piping stress

Dynamic analysis

CAESAR II

ASME B31.3

Vibration analysis

Pulsation analysis

Technical leadership

Client management

Problem solving

Communication

Education

Bachelor's degree in Mechanical Engineering

Job description

Job Description - Principal Piping Engineer (AL 048G)

Principal Piping Engineer - AL 048G

Company : Worley

Job

Piping

Schedule

Full-time

Employment Type

Employee

Job Posting

Oct 8, 2026

About us

Worley is a global company of energy, chemicals and resources experts headquartered in Australia. We partner with our customers to deliver projects and create value across the life of their assets. We specialize in consulting, engineering, procurement and construction across the project lifecycle, with services extending through to operations and decommissioning. Leveraging extensive experience and AI-enabled delivery, we support customers in navigating complexity as they meet today's needs and transition to more sustainable solutions.

At Worley, we’re building a diverse, inclusive and respectful workplace. Creating a space where everyone feels they belong, can be themselves, and can thrive is essential to our mission of delivering sustainable change. We know that diverse and inclusive cultures are safer and more innovative. We encourage applications from candidates from all backgrounds and diversity characteristics and warmly encourage disabled or neurodivergent candidates to apply.

• Act as the Subject Matter Expert (SME) for piping dynamic stress analysis and vibration engineering.
• Perform and review dynamic and static piping stress analysis using CAESAR II or equivalent software.
• Assess piping systems for natural frequency, resonance, mode shapes, dynamic stresses, and fatigue analysis.
• Analyze dynamic loads from pumps, compressors, reciprocating equipment, PSV/PRV, pulsation, and transient events.
• Evaluate water hammer, steam hammer, slug flow, FIV, and AIV and recommend mitigation measures.
• Review piping layouts and identify systems requiring dynamic analysis and vibration assessment.
• Design and optimize dynamic supports, guides, anchors, snubbers, and restraints.
• Evaluate dynamic forces and moments transferred to supports, structures, and connected equipment.
• Check equipment nozzle loads against applicable project, vendor, and industry requirements.
• Investigate piping vibration and dynamic integrity issues and perform root-cause analysis.
• Recommend practical engineering solutions for excessive vibration, resonance, and fatigue.
• Review piping stress calculations, reports, isometrics, layouts, and support drawings prepared by engineers.
• Develop and review piping stress and dynamic analysis methodologies, criteria, and procedures.
• Ensure compliance with applicable ASME, API, project specifications, and client standards.
• Coordinate with process, mechanical, rotating equipment, structural, instrumentation, and operations teams.
• Review vendor data related to equipment excitation forces, pulsation, vibration, and nozzle loads.
• Provide technical support during FEED, detailed engineering, construction, commissioning, and site troubleshooting.
• Lead technical reviews and provide SME input during design/model reviews, HAZOPs, and client meetings.Mentor piping stress engineers and perform technical/quality reviews of engineering deliverables.
• Support resolution of technical queries, deviations, site issues, and engineering optimization related to piping dynamic stress.

Qualifications

• Bachelor’s degree in Mechanical Engineering or equivalent.
• Experience in piping stress and dynamic analysis, preferably in EPC, Oil & Gas, Petrochemical, or Power projects.
• Proven experience as a Piping Stress Engineer/Lead/SME in EPC, oil & gas, petrochemical, power, or process industries.
• Advanced proficiency in CAESAR II and strong knowledge of ASME B31.3/B31.1, API standards, and applicable industry codes.
• Extensive experience in piping vibration, dynamic loads, resonance, fatigue, FIV/AIV, water hammer, pulsation, and equipment- induced loads.
• Strong knowledge of piping supports, restraints, snubbers, equipment nozzle loads, and dynamic load evaluation.
• Proven experience in technical leadership, design review, troubleshooting, and multidisciplinary coordination.
• Excellent analytical, problem-solving, communication, and client-management skills.
• Professional certification such as PE/Chartered Engineer and experience with major Oil & Gas client standards are an advantage.

Moving forward together

We want our people to be energized and empowered to drive sustainable impact. So, our focus is on a values-inspired culture that unlocks brilliance through belonging, connection and innovation. We're building a diverse, inclusive and respectful workplace. Creating a space where everyone feels they belong, can be themselves, and are heard.

And we're not just talking about it; we're doing it. We're reskilling our people, leveraging transferable skills, and supporting the transition of our workforce to become experts in today's low carbon energy infrastructure and technology. Whatever your ambition, there's a path for you here.

And there's no barrier to your potential career success. Join us to broaden your horizons, explore diverse opportunities, and be part of delivering sustainable change.