Mechanical / Plumbing Designer – MEP

Liberty Personnel Services, Inc.; Irvine (CA); Remote; USD 60,000 - 90,000; Full time

Job summary

Liberty Personnel Services, Inc. is seeking a Mechanical/Plumbing Designer to support commercial MEP building design projects in a fully remote role.

The ideal candidate has 1–5 years of HVAC or plumbing design experience and proficiency in Revit and AutoCAD from a commercial building design environment. The position offers 100% remote work with a preference for candidates located in California or the Pacific Time Zone.

Qualifications

• Bachelor's degree in Mechanical Engineering required.
• Approximately 1–5 years of experience in HVAC, plumbing, or MEP design.
• Proficiency with Revit and AutoCAD.

Responsibilities

• Develop and update commercial HVAC and/or plumbing plans, system layouts, and design drawings using Revit and AutoCAD.
• Prepare and revise construction documents, mechanical and plumbing drawings, equipment layouts, annotations, and details.
• Assist with HVAC ductwork routing, mechanical equipment placement, plumbing piping layouts, and system coordination.
• Coordinate mechanical and plumbing designs with architectural backgrounds and electrical, structural, and other building systems.
• Participate in BIM model reviews to identify potential conflicts and support multidisciplinary design coordination.
• Incorporate engineering markups, design revisions, and project updates into drawings and Revit models.
• Review equipment information, dimensions, and installation clearances to support accurate design layouts.
• Assist senior engineers with drawing reviews, quality checks, and construction-document preparation.
• Maintain organized project files, drawing revisions, and design documentation while meeting project deadlines.

Skills

HVAC design

Plumbing design

MEP building design

Detail oriented

Communication

Education

Bachelor's degree in Mechanical Engineering

Tools

Revit

AutoCAD

Job description

Mechanical / Plumbing Designer – MEP

Fully Remote | Commercial Building Design | Revit & AutoCAD

An established West Coast engineering firm is actively seeking a degreed engineer/ mechanical engineer to support commercial MEP building design projects. This is an excellent opportunity for an early-career engineering professional with approximately 1–5 years of experience to contribute to HVAC and/or plumbing system design, equipment coordination, BIM modeling, and construction-document development.

Candidates with experience in either HVAC or plumbing design will be considered, with exposure to both disciplines being highly desirable.

*****This is a 100% remote opportunity, with a preference for candidates located in California or elsewhere within the Pacific Time Zone.*****

Responsibilities

• Develop and update commercial HVAC and/or plumbing plans, system layouts, and design drawings using Revit and AutoCAD.
• Prepare and revise construction documents, mechanical and plumbing drawings, equipment layouts, annotations, and details.
• Assist with HVAC ductwork routing, mechanical equipment placement, plumbing piping layouts, and system coordination.
• Coordinate mechanical and plumbing designs with architectural backgrounds and electrical, structural, and other building systems.
• Participate in BIM model reviews to identify potential conflicts and support multidisciplinary design coordination.
• Incorporate engineering markups, design revisions, and project updates into drawings and Revit models.
• Review equipment information, dimensions, and installation clearances to support accurate design layouts.
• Assist senior engineers with drawing reviews, quality checks, and construction-document preparation.
• Maintain organized project files, drawing revisions, and design documentation while meeting project deadlines.

Qualifications

• Bachelor's degree in Mechanical Engineering required.
• Approximately 1–5 years of experience in HVAC design, plumbing design, mechanical engineering, or MEP building design.
• Working knowledge of Revit and AutoCAD.
• Experience with HVAC and/or plumbing systems in commercial building design environments. Exposure to both disciplines is a plus.
• Familiarity with commercial HVAC systems, plumbing systems, equipment layouts, piping and ductwork routing, and construction documents.
• Ability to interpret architectural drawings, incorporate engineering markups, and assist with multidisciplinary coordination.
• Strong attention to detail, communication skills, and a willingness to learn from experienced engineering professionals.

Work Arrangement

• 100% Remote – Work from Home
• California preferred, qualified applicants located elsewhere in the Pacific Time Zone will also be considered.