
Senior Estimator (HVAC)
eZone Staffing LLC, Middle River, MD, United States
Senior Estimator
Mechanical & Plumbing Contractor
Position Summary
We are seeking an experienced Senior Estimator to lead preconstruction and estimating efforts for a premier mechanical contractor specializing in HVAC, piping, and plumbing construction and service. This is a high-impact leadership role where you will directly influence project success, profitability, and long-term growth.
This opportunity is ideal for a driven professional who thrives in a fast-paced environment, enjoys solving complex challenges, and wants to be part of a company that is growing, investing, and building something exceptional. You will play a key role in shaping strategy, mentoring talent, and delivering winning bids on high-profile projects.
Key Responsibilities
Estimating & Preconstruction
Prepare detailed cost estimates for HVAC, piping, plumbing, and mechanical systems
Perform comprehensive quantity take-offs from drawings and specifications
Analyze labor productivity, wage scales, and local work rules
Solicit, evaluate, and level subcontractor and vendor pricing
Develop conceptual, budgetary, negotiated, and hard-bid estimates
Attend pre-bid meetings, job walks, and coordination meetings
Identify value engineering options while maintaining contract compliance
Compliance & Coordination Expertise
Interpret labor agreements to ensure accurate costing
Account for prevailing wage, certified payroll, and project labor requirements
Coordinate with internal leadership and external partners
Understand trade boundaries and multi-trade coordination
Service & Retrofit Estimating
Prepare estimates for service projects, retrofits, tenant improvements, and maintenance agreements
Collaborate with service managers to define scope and labor requirements
Develop pricing strategies for T&M, negotiated, and emergency response work
Project Turnover & Support
Provide detailed scope breakdowns, labor assumptions, and risk assessments to project management
Assist with change order pricing and major scope revisions
Support project teams with cost tracking feedback and post-bid analysis
Leadership & Collaboration
Mentor junior estimators and contribute to team development
Maintain strong relationships with partners, contractors, engineers, and suppliers
Participate in bid/no-bid strategy and market analysis
Qualifications
710+ years of mechanical/plumbing estimating experience
Strong knowledge of HVAC systems, piping systems, plumbing codes, and installation practices
Experience estimating public, healthcare, industrial, commercial, or institutional projects
Proficiency in estimating software (Trimble, FastPIPE, Bluebeam, or similar)
Ability to manage multiple bids in a deadline-driven environment