Senior Mechanical/Process Engineer - LNG & Industrial

About the role

HDR is seeking a Senior Mechanical/Process Engineer to support our growing portfolio of liquified natural gas (LNG), industrial gas, and hydrocarbon infrastructure projects across North America. This role is ideal for engineers with strong fundamentals in piping systems, pressure vessels, rotating equipment, or process systems who are interested in applying their experience to LNG and cryogenic applications.

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
• 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

Requirements

• Experience with LNG, cryogenic systems, or industrial gas facilities preferred
• Experience with piping design and stress analysis tools such as AutoPIPE or Caesar II
• Experience with hydrocarbon or industrial facility mechanical systems including rotating equipment, compressors, heat exchangers, and pressure vessels
• Familiarity with 3D design tools such as NavisWorks, AutoCAD Plant 3D, or Revit
• Experience with project scheduling tools such as Microsoft Project or Primavera
• Demonstrated ability and interest to act as a Team Leader

Preferred Qualifications

• Experience supporting feasibility studies and large-scale project development
• Familiarity with LNG, cryogenic systems, or industrial gas facilities

Qualifications

• Bachelor's degree in Mechanical Engineering
• A minimum of 10 years in mechanical system design of commercial or institutional buildings
• Requires professional engineering license recognized by the licensing board for the location of the position offered.

Benefits

• Comprehensive benefits package that promotes employee ownership, employee health, performance, and success, which includes medical, dental, vision, short and long-term disability, life insurance, an employee assistance program, paid time away, parental leave, paid holidays, a retirement savings plan with employer match, employee referral bonus and tuition reimbursement.

Pay

• The expected compensation range for this position depends upon skills, experience, education and geographical location.

Schedule

• Full-time

Employee Status

• Regular

Business Class

• Industrial Services

Job Posting

• Jul 23, 2026

Company Beliefs

• We believe in fostering a collaborative culture where each of us is welcomed, valued, respected, and empowered to bring our authentic selves to work every day.
• We believe in creating an inclusive environment where everyone is empowered to engage and contribute.

Equal Opportunity Employer

• We are an Affirmative Action and Equal Opportunity Employer.