Mechanical Design Engineer

Based in Carson, California, Coneybeare is a California-based MEP contractor serving the Los Angeles area, seeking a Mechanical Design Engineer to join the on-site team. This role concentrates on leading HVAC and mechanical system design for multifamily and commercial projects, guiding work from concept through construction documentation and coordinating with architects, BIM teams, and contractors to deliver compliant, efficient systems.

Responsibilities

• Lead HVAC and mechanical system design for multifamily residential construction projects from concept through construction documentation
• Design and coordinate ventilation, exhaust, hydronic heating and cooling, duct distribution, and overall HVAC systems
• Perform engineering calculations including heating and cooling load analysis, airflow balancing, psychrometric analysis, duct sizing, and equipment selection
• Prepare and review construction drawings, duct layouts, schedules, specifications, and technical documentation using Revit MEP and AutoCAD
• Coordinate directly with architects, general contractors, BIM teams, project managers, and other engineering disciplines throughout project execution
• Participate in BIM coordination and clash detection processes using Navisworks and Autodesk Construction Cloud
• Support construction administration efforts including RFIs, submittal reviews, shop drawing reviews, and field coordination
• Help troubleshoot design and coordination issues during active construction phases
• Apply California Mechanical Code, ASHRAE standards, Title 24 requirements, and local building codes to all project deliverables
• Support energy-efficient system design aligned with CALGreen, LEED, and California energy standards
• Conduct QA/QC reviews for mechanical drawings, calculations, and project documentation
• Mentor junior engineers, designers, and drafting staff while contributing to long-term team development
• Assist with improving BIM workflows, Revit standards, templates, and engineering documentation processes
• Manage multiple active projects while maintaining schedule, coordination quality, and technical accuracy

Requirements

• Bachelor’s degree in Mechanical Engineering or Architectural Engineering from an ABET-accredited program
• 3–6 years of mechanical building systems design experience
• Multifamily residential or mixed-use construction experience strongly preferred
• EIT certification required; active pursuit of PE licensure preferred
• Strong HVAC and mechanical systems design experience
• Proficiency in Revit MEP and AutoCAD
• Experience using HAP or Trace 700 for HVAC load calculations
• Experience with Navisworks, Bluebeam, and BIM 360 / Autodesk Construction Cloud preferred
• Strong understanding of Title 24, California Mechanical Code, ASHRAE standards, and energy compliance requirements
• Ability to coordinate effectively with engineering teams, field personnel, contractors, and consultants
• Strong communication skills and the ability to work within an established, collaborative team environment
• Experience in design-build or integrated project delivery environments is a plus
• Candidates must be authorized to work in the U.S. without future sponsorship

Technologies

• Revit MEP
• AutoCAD
• Navisworks
• Autodesk Construction Cloud
• BIM 360
• Bluebeam
• HAP
• Trace 700

Benefits

• 401(k)
• Dental insurance
• Health insurance
• Paid time off
• Vision insurance

Application Question

Describe a multifamily mechanical/HVAC project you personally contributed to from design through construction.

Experience

• Revit/BIM: 3 years (Preferred)
• Mechanical HVAC design: 5 years (Preferred)
• Multifamily construction: 6 years (Preferred)

License/Certification

• Professional Engineer (Required)