The Project Engineer / Assistant Project Manager supports the successful delivery of commercial mechanical construction projects from preconstruction through closeout. This role works closely with Project Managers, Superintendents, field personnel, vendors, and clients to coordinate project activities, maintain schedules, manage documentation, and support the execution of HVAC and mechanical systems.
The ideal candidate has a Mechanical Engineering degree and experience working on commercial HVAC construction projects. Candidates with mechanical contracting experience involving HVAC, piping, sheet metal, controls coordination, or design-build delivery are highly preferred. This position offers a clear path toward Project Manager advancement.
Key Responsibilities
Assist Project Managers in overseeing commercial HVAC and mechanical construction projects from kickoff through project completion.
Manage project documentation including RFIs, submittals, change orders, purchase orders, meeting minutes, and closeout documents.
Coordinate with field teams, subcontractors, vendors, and clients to ensure project milestones are achieved.
Review mechanical drawings, specifications, and contract documents to support project execution.
Track procurement and delivery of HVAC equipment, ductwork, piping, controls, and long-lead materials.
Assist with project budgeting, forecasting, job cost tracking, and financial reporting.
Support scheduling efforts and maintain project logs, schedules, and progress reports.
Participate in owner meetings, subcontractor meetings, and internal project coordination meetings.
Assist with commissioning activities, startup coordination, and project turnover documentation.
Coordinate with engineering and fabrication teams to ensure constructability and efficient project execution.
Help identify and resolve project issues to maintain schedule, quality, and budget objectives.
Support project closeout activities including punch lists, O&M manuals, warranties, and final turnover packages.
Qualifications
Bachelor's degree in Mechanical Engineering required.
2–5+ years of experience in mechanical construction, HVAC project engineering, or project coordination.
Experience working for a mechanical contractor strongly preferred.
Strong understanding of HVAC systems including:
Chillers
Boilers
RTUs
Air Handling Units
VRF Systems
Hydronic Systems
Piping Systems
Ductwork Systems
Ability to read and interpret mechanical plans, specifications, and construction documents.
Strong organizational, communication, and problem-solving skills.
Ability to manage multiple priorities in a fast-paced construction environment.
Proficiency with Microsoft Office Suite.
Preferred Qualifications
Experience supporting healthcare, commercial, industrial, education, mission critical, or government projects.
Familiarity with design-build project delivery.
Experience with:
Procore
Bluebeam
AutoCAD
Revit
Microsoft Project
BIM/VDC Coordination
EIT certification or progress toward PE licensure is a plus.
Exposure to fabrication, prefabrication, or sheet metal operations is preferred.
Numbers & Facts
Location
Santa Ana, CA
Skills
AutoCADunmatched
Budgetingunmatched
Change Requests/Ordersunmatched
Commercial Constructionunmatched
Commissioningunmatched
Communication Skillsunmatched
Constructionunmatched
Construction Document Setunmatched
Construction Projectsunmatched
Contract Requirementsunmatched
Cost Forecastingunmatched
Document Managementunmatched
Documentationunmatched
Engineer in Training (EIT)unmatched
Financial Reportingunmatched
Governmentunmatched
HVACunmatched
Healthcareunmatched
Mechanical Engineeringunmatched
Meeting Minutesunmatched
Microsoft Officeunmatched
Microsoft Projectunmatched
Multitaskingunmatched
Organizational Skillsunmatched
Pipingunmatched
Plan Meetingsunmatched
Problem Solving Skillsunmatched
Professional Engineerunmatched
Progress Reportsunmatched
Project Close-Outunmatched
Project Engineeringunmatched
Project Executionunmatched
Project Scheduleunmatched
Project Trackingunmatched
Project/Program Coordinationunmatched
Project/Program Managementunmatched
Purchase Ordersunmatched
Purchasing/Procurementunmatched
Quality Managementunmatched
Startupunmatched
Support Documentationunmatched
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