What are the responsibilities and job description for the Structural & Code Calculations Engineer position at OakTree Staffing?
Structural & Code Calculations Engineer
Location: Tulsa, OK
Description
We are seeking a Mechanical Engineer with a strong background in structural and code calculation packages for engineered process equipment. This role focuses on producing accurate, review-ready calculation packages supporting the design and fabrication of fired and indirect heaters, thermal equipment, and skid-mounted systems.
Key Responsibilities
Structural Analysis & Calculations
- Develop complete structural calculation packages for skid-mounted and standalone equipment
- Perform structural analysis using RISA-3D (preferred)
- Evaluate equipment frames, skids, lifting, shipping, wind, seismic, and operational loads
- Ensure compliance with applicable structural codes and project specifications
Code & Mechanical Calculations
- Prepare code calculation packages using COMPRESS (preferred)
- Perform mechanical and thermal calculations for heat medium heaters, waterbath heaters, regeneration heaters, thermal oxidizers, and hot oil circulation skids
- Apply ASME, API, and applicable international codes and standards
Piping & Stress Analysis
- Perform piping flexibility and heat stress analysis using CAESAR II (preferred)
- Evaluate nozzle loads, thermal expansion, and piping support requirements
- Coordinate piping stress results with vessel and structural design
Documentation & Coordination
- Produce organized, auditable calculation packages for client, third-party, and regulatory review
- Coordinate with drafting, project management, fabrication, and inspection teams
- Respond to technical comments and RFIs
Required Qualifications
- Bachelor’s degree in Mechanical Engineering (required)
- Experience preparing engineering calculation packages
- Strong understanding of mechanical and structural fundamentals
- Ability to interpret and apply engineering codes and standards
- Strong attention to detail and ability to work independently
Preferred Qualifications
- Experience with RISA-3D for structural analysis
- Experience with COMPRESS for code calculations
- Experience with CAESAR II for piping stress analysis
- Experience with fired heaters, indirect heaters, or skid-mounted process equipment
- Familiarity with API 560 and related heater standards
What We Offer
- Opportunity to work on custom-engineered, real-world equipment
- Hands-on involvement from concept through fabrication
- Collaborative, engineering-driven culture
- Competitive compensation and benefits