Senior Mechanical/Process Engineer - LNG & Cryogenic

Fashion Institute of Design & Merchandising; Illinois; On-site; USD 120,000 - 170,000; Full time

Job summary

HDR is seeking a Senior Mechanical/Process Engineer to support LNG, industrial gas, and hydrocarbon infrastructure projects across North America. You will lead mechanical design efforts, develop P&IDs, sizing, and system calculations, and guide procurement and field activities.

Ideal candidates bring strong core mechanical engineering experience, with potential to develop LNG/cryogenic expertise, and demonstrate leadership across multidisciplinary teams on large projects.

Qualifications

• Bachelor's degree in Mechanical Engineering.
• A minimum of 10 years in mechanical system design for commercial or institutional facilities.
• Professional Engineer (PE) license recognized by the licensing board for the position location.

Responsibilities

• Develop mechanical and/or process system designs including P&IDs, equipment sizing, detailed design, and system calculations.
• Prepare equipment and design specifications and support procurement activities
• Perform pipe stress analysis (AutoPIPE) and engineering evaluations
• Support feasibility studies, conceptual design, and project cost estimating
• Serve as a mechanical or discipline lead on multiple projects, coordinating with multi-discipline teams
• Support bid evaluations, vendor coordination, and contractor interactions
• Provide field support including site visits, inspections, and commissioning/start-up assistance
• Support client presentations, proposals, and ongoing client relationship development
• Perform other duties as needed

Skills

Piping design

Rotating equipment

Pressure vessels

Mechanical calculations

Team leadership

Education

Bachelor's degree in Mechanical Engineering

Tools

AutoPIPE

Caesar II

NavisWorks

AutoCAD Plant 3D

Revit

MS Project

Job description

HDR is seeking a Senior Mechanical/Process Engineer to support LNG, industrial gas, and hydrocarbon infrastructure projects across North America. You will lead mechanical design efforts, develop P&IDs, sizing, and system calculations, and guide procurement and field activities.

Ideal candidates bring strong core mechanical engineering experience, with potential to develop LNG/cryogenic expertise, and demonstrate leadership across multidisciplinary teams on large projects.