Assistant Project Manager (HVAC/Construction/Plumbing)

Company: Mechanical Engineering and Construction Corporatio
Location: Ashburn
Posted on: February 17, 2026

Job Description:

Job Description Job Description Salary: TBD Assistant Project Manager (HVAC / Construction / Plumbing) Office-Based | Experienced | Non-Union Provides comprehensive project coordination and administrative support to Project Managers overseeing HVAC, construction, and plumbing projects. Ensures projects progress efficiently from pre-construction through closeout by managing documentation, schedules, vendor coordination, and communication across internal teams and external partners. Key Responsibilities: Support Project Managers in planning and execution of HVAC, plumbing, and construction projects from bid award through completion Prepare, track, and maintain project documentation including contracts, submittals, RFIs, change orders, pay applications, and closeout packages Coordinate with field supervisors, subcontractors, vendors, and suppliers to ensure timely material procurement and job readiness Track project schedules, milestones, and deliverables; flag potential delays or conflicts proactively Assist with budgeting, job cost tracking, change order pricing support, and invoice processing Maintain organized project files in accordance with company standards and compliance requirements Support permitting, inspections, and documentation required for HVAC and plumbing scopes Serve as a liaison between office staff, field teams, vendors, and customers to ensure clear communication Generate project reports, logs, and status updates for management Ensure project documentation aligns with safety, quality, and contractual requirements Assist with project closeout including warranty documentation, O&M manuals, as-built drawings, and final billing Qualifications & Skills: Proven experience supporting HVAC, plumbing, or construction projects in an office or field-based role Strong understanding of construction workflows, terminology, and documentation Highly organized with the ability to manage multiple active projects simultaneously Excellent written and verbal communication skills Proficient in Microsoft Office and construction/project management software Detail-oriented with strong follow-through and problem-solving abilities

Keywords: Mechanical Engineering and Construction Corporatio, North Bethesda , Assistant Project Manager (HVAC/Construction/Plumbing), Construction , Ashburn, Maryland