Director of Preconstruction - Mechanical

Job Description

Director of Preconstruction - Mechanical Construction

Location: Greater STL Area

Compensation: Highly competitive base (DOE) + industry-leading benefits

Position Type: Full-Time

About the Opportunity

A top-tier mechanical contractor with a strong engineering foundation is expanding its Preconstruction team and seeking a forward-thinking Director of Preconstruction . This is a pivotal leadership role for someone who excels in early-phase project development, strategic decision-making, and guiding clients through the mechanical design and budgeting process.


You’ll lead the front end of complex mechanical projects-commercial, industrial, healthcare, higher ed, and mission-critical-while working closely with internal design teams, fabrication groups, and key project stakeholders.


This environment is collaborative, technically driven, and built for long-term career growth .

Key Responsibilities

• Provide strategic leadership for all mechanical preconstruction efforts across HVAC, piping, plumbing, and specialty systems
  
  
• Develop conceptual estimates, cost models, and budget strategies for large-scale projects
  
  
• Manage scope definition, bid packaging, vendor engagement, and value engineering initiatives
  
  
• Oversee preconstruction workflow, tools, processes, and team development
  
  
• Collaborate closely with internal engineering, BIM/VDC, and fabrication teams to ensure design efficiency and constructability
  
  
• Serve as a trusted advisor to owners, architects, engineers, and general contractors
  
  
• Deliver accurate, timely, and competitive proposals that support operational excellence and successful project awards
  
  
• Lead presentations, interviews, and client-facing communication for major pursuits
  
  

Qualifications

• 8+ years of mechanical preconstruction, estimating, or project planning experience (design-build/design-assist preferred)
  
  
• Strong technical background in HVAC and piping systems, with the ability to drive design decisions early
  
  
• Experience leading teams, processes, and client relationships
  
  
• Proven success developing conceptual budgets for large, complex projects
  
  
• Excellent communication and presentation skills, with the ability to influence stakeholders and guide project direction
  
  
• High proficiency with preconstruction software, BIM coordination workflows, and mechanical system cost modeling
  
  

Compensation & Benefits

• Highly competitive base salary + performance-based bonus
  
  
• Employee Stock Ownership (ESOP)
  
  
• Comprehensive medical, dental, and vision coverage
  
  
• 401(k) with company contributions
  
  
• Generous PTO, paid holidays, and parental leave
  
  
• Tuition assistance and ongoing professional development
  
  
• Wellness perks, gym reimbursement, and Employee Assistance Program
  
  
• A strong, supportive culture that prioritizes collaboration, innovation, and long-term career growth
  
  

How to Apply

Send your resume to View email address on click.appcast.io or apply directly through this posting.


Related Titles: Director of Preconstruction, Preconstruction Manager, Estimating Manager, Mechanical Preconstruction Lead, Mechanical Project Executive, Senior Mechanical Estimator

All qualified applicants will receive consideration without regard to race, age, color, sex (including pregnancy), religion, national origin, disability, sexual orientation, gender identity, marital status, military status, genetic information, or any other status protected by applicable laws or regulations. GPAC (Growing People and Companies) is an award-winning search firm specializing in placing quality professionals within multiple industries across the United States since 1990. We are extremely competitive, client-focused and realize that our value is in our ability to deliver the right solutions at the right time.