Lead Mechanical Project Manager | HVAC, Piping & BIM

gpac LLC.; Washington; On-site; USD 95,000 - 130,000; Full time

Job summary

gpac LLC is seeking a Project Manager/Estimator to lead commercial and industrial HVAC, plumbing, and piping projects. You will manage preconstruction through closeout, develop plans and budgets, and coordinate with general contractors, owners, and engineers.

The role requires strong leadership, risk management, and a solid knowledge of building systems. Opportunity for growth within a reputable contractor in Washington state, with travel as needed.

Qualifications

• 3+ years of project management experience with a commercial or industrial mechanical, HVAC, or plumbing contractor.
• Strong technical knowledge of HVAC systems, sheet metal, hydronic and process piping, and plumbing systems.
• Ability to read and interpret mechanical and plumbing drawings and specifications.
• Familiarity with IMC, IPC, and local mechanical and plumbing codes.
• Proficient with Procore, Bluebeam, MS Project, or similar software.
• Excellent leadership, organizational, and communication skills, with the ability to manage multiple projects at once.
• Strong problem-solving and decision-making skills.
• Valid driver's license and ability to travel to job sites as needed.
• Engineering or construction management degree, PMP, or trade background a plus.

Responsibilities

• Project Planning: Lead commercial and industrial HVAC, plumbing, and piping projects from preconstruction through closeout. Develop project plans, budgets, schedules of values, and timelines, including manpower, equipment, materials, and safety.
• Client Communication: Build strong relationships with general contractors, owners, engineers, and architects. Manage RFIs, submittals, and progress updates throughout the project.
• Coordination: Lead MEP coordination and BIM/clash detection meetings. Coordinate with field superintendents, foremen, fabrication shops, and controls and TAB subcontractors.
• Procurement: Buy out and track major equipment such as RTUs, AHUs, chillers, boilers, VRF systems, pumps, and plumbing fixtures to keep projects on schedule.
• Budget and Cost Management: Track job costs, labor hours, and change orders, and forecast monthly to protect margin and avoid overruns.
• Quality Control: Ensure ductwork, piping, and plumbing installations meet plans, specifications, and code, including inspections and startup.
• Schedule Management: Keep projects on schedule and adjust plans for changes and unforeseen conditions.
• Safety Compliance: Promote a strong safety culture and enforce OSHA requirements for every crew and subcontractor.
• Documentation and Closeout: Maintain contracts, change orders, O&M manuals, as-builts, commissioning records, and warranty documentation.

Skills

Project management

Leadership

Communication

Reading drawings

Scheduling

Budgeting

Problem-solving

Travel willingness

Education

Engineering or construction management degree

PMP or equivalent

Tools

Procore

Bluebeam

MS Project

Job description

gpac LLC is seeking a Project Manager/Estimator to lead commercial and industrial HVAC, plumbing, and piping projects. You will manage preconstruction through closeout, develop plans and budgets, and coordinate with general contractors, owners, and engineers.

The role requires strong leadership, risk management, and a solid knowledge of building systems. Opportunity for growth within a reputable contractor in Washington state, with travel as needed.