Senior Mechanical Engineer — Full-Scope HVAC & Piping

Sphinx Staffing; Irvine (CA); Hybrid; USD 110,000 - 140,000; Full time

Job summary

Sphinx Staffing is seeking a Mechanical Engineer for Irvine, CA in a hybrid role. You will design HVAC systems, piping, and equipment layouts for large-scale commercial and industrial projects, collaborating with design-build teams on complex assemblies and ensuring constructability from concept through completion.

The ideal candidate has 5–11+ years of mechanical engineering experience, a PE license preferred, Revit proficiency, and strong software skills.

Qualifications

• This role requires 5-11+ years of mechanical engineering experience.
• Professional Engineer (PE) license preferred.
• Proficiency with Revit.
• Strong grasp of engineering/design software and automated design tools.
• Ability to travel up to 25%.

Responsibilities

• Design HVAC systems, piping, equipment layouts for large-scale projects.
• Contribute to project design concepts and criteria.
• Analyze complex design problems and develop new techniques.
• Consult with construction teams on constructability.
• Monitor project progress for schedule and budget.
• Represent projects at client meetings and industry events.
• Potentially lead design activities on large/multi-discipline projects.
• Mentor and direct junior team members.

Skills

Revit

Engineering software

Design tools

Travel readiness

Tools

Revit

HVAC design software

AutoCAD / other tools

Job description

Sphinx Staffing is seeking a Mechanical Engineer for Irvine, CA in a hybrid role. You will design HVAC systems, piping, and equipment layouts for large-scale commercial and industrial projects, collaborating with design-build teams on complex assemblies and ensuring constructability from concept through completion.

The ideal candidate has 5–11+ years of mechanical engineering experience, a PE license preferred, Revit proficiency, and strong software skills.