Mechanical Engineer, Senior

Audubon Companies; Houston (TX); On-site; USD 120,000 - 190,000; Full time

Job summary

Audubon Companies is seeking a Senior Pipe Stress Engineer to lead analysis and verification of complex piping systems in our Houston, TX office. You will coordinate across piping, structural, mechanical, civil, and vendor disciplines through all EPC phases and mentor junior engineers.

The role requires strong experience with Caesar II, FEED to commissioning, and ensuring code compliance and operability under varied conditions. This position anchors on-site effort five days a week in Houston.

Qualifications

• Bachelor’s Degree in Engineering required.
• ABET-accredited institution preferred.
• Professional Engineer (PE) license preferred.
• LNG project experience strongly preferred.
• Offshore or modular facilities experience preferred.
• Experience with stress analysis and structural piping codes.

Responsibilities

• Lead advanced pipe stress analyses using Caesar II or equivalent.
• Evaluate thermal expansion, loads, and dynamic effects on piping.
• Ensure compliance with ASME B31.3/31.1/31.4/31.8 and related standards.
• Develop stress models, isometrics, supports, and load calculations.
• Coordinate with piping, structural, mechanical, civil, and vendor teams.
• Review vendor calculations, perform design reviews, and support construction.
• Mentor junior engineers and support project execution through FEED to commissioning.

Skills

CAESAR II

Finite element analysis

3D model reviews

Stress analysis

Engineering leadership

Project coordination

Quality assurance

Education

Bachelor’s Degree in Engineering

ABET-accredited program preferred

Tools

Caesar II

Job description

Audubon is currently seeking a Senior Pipe Stress Engineer to join our team in our Houston, TX office. The Senior Pipe Stress Engineer is responsible for leading the analysis, design verification, and optimization of complex piping systems to ensure structural integrity, code compliance, operability, and safe performance under all operating, thermal, transportation, and environmental conditions. This role provides technical leadership and coordination across piping, structural, mechanical, civil, process, and vendor disciplines throughout all phases of EPC project execution. The Senior Pipe Stress Engineer serves as a subject matter expert for stress engineering activities, supports project execution strategy, mentors junior engineers, and ensures quality and consistency of stress analysis deliverables.

JOB DESCRIPTION

Audubon is currently seeking a Senior Pipe Stress Engineer to join our team in our Houston, TX office. The Senior Pipe Stress Engineer is responsible for leading the analysis, design verification, and optimization of complex piping systems to ensure structural integrity, code compliance, operability, and safe performance under all operating, thermal, transportation, and environmental conditions. This role provides technical leadership and coordination across piping, structural, mechanical, civil, process, and vendor disciplines throughout all phases of EPC project execution. The Senior Pipe Stress Engineer serves as a subject matter expert for stress engineering activities, supports project execution strategy, mentors junior engineers, and ensures quality and consistency of stress analysis deliverables.

PRIMARY RESPONSIBILITIES

• Lead and perform advanced pipe stress analysis using software such as CAESAR II or equivalent
• Evaluate piping systems for thermal expansion and contraction
• Sustained, operating, occasional, and fatigue loads
• Wind, seismic, wave, blast, transportation, and slug flow loads
• Pressure, weight, vibration, and dynamic effects
• Verify compliance with applicable codes and standards including:
• ASME B31.3, B31.1, B31.4, B31.8
• ASCE 7
• MSS-SP standards
• API standards
• Client and project-specific specifications
• Develops, reviews, and approves:
• Stress analysis models
• Stress isometrics
• Pipe support and restraint designs
• Load calculations
• Flexibility studies
• Nozzle load evaluations
• Dynamic analysis reports
• Coordinate closely with:
• Piping design teams to improve routing flexibility and support schemes.
• Structural and civil teams regarding pipe rack, sleeper, and foundation loading.
• Mechanical and equipment vendors to validate allowable nozzle loads and equipment interface requirements
• Construction and fabrication teams to resolve field issues and optimize constructability
• Lead pipe stress reviews during: Model reviews
• 30/60/90% design reviews
• HAZOP reviews
• Constructability and operability reviews
• Request, review, and validate vendor allowable loads and ensure compliance with equipment limitations
• Prepare and issue:
• Pipe stress calculation packages
• Pipe support load summaries
• Equipment nozzle load tables
• Pipe rack and structural load reports
• Support sketches and restraint details
• Review and approve third-party and vendor stress calculations when required
• Support project execution during:
• FEED and Detailed engineering
• IFC development
• Fabrication
• Construction
• Pre-commissioning
• Site modifications and reroutes
• Review and resolve:
• RFIs
• Field change requests
• Non-conformance reports
• Stress-related construction issues
• Perform re-analysis for:
• Site changes
• Transportation and lifting scenarios
• Assist with project staffing forecasts, schedule development, and interdisciplinary coordination
• Support continuous improvement initiatives, engineering standards development, and lessons learned implementation
• Position requires candidate to be in client office 5 days a week

EXPERIENCE AND SKILL REQUIREMENTS

• Bachelor’s Degree in Engineering required.
• Bachelor’s Degree from ABET Accredited Institution preferred.
• Professional Engineer (PE) license preferred
• LNG project experience strongly preferred
• Experience with offshore or modularized facilities preferred
• Familiarity with:
• Caesar II dynamic analysis modules
• Finite element analysis concepts
• 3D model review platforms
• Caesar II dynamic analysis modules
• Finite element analysis concepts
• Change Requests/Orders, Construction
• Continuous Improvement
• Design Verification, Dynamic Analysis
• Engineering Procurement and Construction (EPC/EPCC/EPCM)
• Finite Element Analysis, Forecasting
• HAZOP (Hazard and Operability Analysis)
• Intergraph Caesar II, Liquified Natural Gas (LNG)
• Model Review, Netscape IFC (Internet Foundation Classes), Piping, Problem Solving Skills, Professional Engineer, Project Execution, Schedule Development, Standards Development, Stress Engineering, Technical Leadership

No Recruiters, please!

Equal Opportunity Employer/Veterans/Disabled