Process Mechanical Estimator - Water & Wastewater Construction

Aspenational; Newport Beach, Northern (CA, KY); Hybrid; USD 80,000 - 93,000; Full time

Job summary

McCarthy Building Companies, Inc. seeks a Process Mechanical Estimator for Water & Wastewater construction to develop accurate cost models, review drawings and P&IDs, perform quantity takeoffs, and coordinate pricing with vendors.

The role collaborates with design phase partners, operations, procurement, and other estimators to align scope, labor, pricing, and risk throughout estimating. Responsibilities include takeoffs for piping systems, coordinating with discipline estimators, supporting GMP

Qualifications

• Bachelors degree in Construction Management, Engineering, or related field required with 2+ years' experience
• Strong understanding of process mechanical systems in water/wastewater facilities
• Ability to read drawings, specs, flow diagrams, and P&IDs
• Familiarity with piping materials and components
• Knowledge of scope development, material pricing, labor buildup, and constructability
• Excellent organization, accuracy, and follow-through
• Strong communication with internal teams, vendors, and operations partners
• Experience with spreadsheet-based estimate support and reporting
• Identify scope gaps, conflicts, and risk early in design
• Experience estimating process mechanical piping and equipment for water/wastewater projects
• Familiarity with procurement workflows and shop/fabrication coordination
• Experience using Quote Express, WinEst, BuildingConnected, Join, or similar tools
• Understanding GMP, CMAR, design-build, or progressive delivery environments

Responsibilities

• Review drawings, specs, and contract documents to define complete process mechanical scope
• Perform quantity takeoff for piping systems, valves, fittings, supports, and instruments
• Set up takeoff files, estimating structure, zones, and reports
• Solicit and evaluate vendor, fabricator, and subcontractor pricing
• Coordinate with other estimators to prevent scope gaps and duplication
• Collaborate with operations on installation approach and labor assumptions
• Build estimate detail and support summaries for reviews and GMP planning
• Support qualifications, clarifications, assumptions, and scope narratives
• Maintain organized estimate files and backup information
• Assist handoff to operations and reconcile during late design/early construction

Skills

Process mechanical knowledge

Drawings interpretation

Strong organization

Communication & coordination

Spreadsheet estimating

Scope gap identification

Procurement familiarity

Self-perform construction familiarity

Education

Bachelor's degree in Construction Management, Engineering

Related degrees acceptable

Tools

Quote Express

WinEst

BuildingConnected

Join

Job description

McCarthy Building Companies, Inc.

POSITION SUMMARY

The Process Mechanical Estimator- Water & Wastewater Constructiondevelops accurate, competitive cost models for water and wastewater projects, with a focus on process mechanical piping and related equipment systems. This role reviews drawings, specifications, and P&IDs; performs quantity takeoff; coordinates vendor and trade pricing; builds estimate detail; and supports estimate reviews, trending, and GMP development.

This position works closely with design phase partners, operations, procurement, and other discipline estimators to align scope, labor strategy, pricing, and risk throughout the estimating process.

RESPONSIBILITIES

• Review drawings, specifications, contract documents, and P&IDs to define complete process mechanical scope.
• Perform quantity takeoff for piping systems, valves, fittings, supports, instruments, penetrations, and related components.
• Set up and maintain takeoff files, estimating structure, system zones, specifications, job items, assemblies, and reports.
• Solicit and evaluate vendor, fabricator, and subcontractor pricing.
• Coordinate with other discipline estimators to prevent scope gaps and duplication.
• Partner with operations to review installation approach, labor assumptions, productivity, sequencing, and means and methods.
• Build estimate detail and support summaries, reconciliations, internal reviews, and owner deliverables.
• Participate in estimate reviews, scope reconciliation, design review, trending, and GMP or buyout planning.
• Support development of qualifications, clarifications, assumptions, and scope narratives.
• Maintain organized estimate files, backup, and historical reference information.
• Support project handoff to operations and reconciliation through late design and early construction as needed.

QUALIFICATIONS

• Bachelors degree in Construction Management, Engineering, or related degrees required and minimum of 2 years' equivalent experience required
• Strong understanding of process mechanical systems used in water and wastewater facilities
• Ability to interpret drawings, specifications, flow diagrams, and P&IDs
• Working knowledge of common piping materials and related components
• Understanding of scope development, material pricing, labor buildup, and constructability
• Strong organization, accuracy, and follow-through
• Strong communication and coordination skills with internal teams, vendors, and operations partners
• Proficiency in spreadsheet-based estimate support and reporting
• Ability to identify scope gaps, conflicts, and risk items early in design
• Experience estimating process mechanical piping and equipment installation for water or wastewater projects
• Familiarity with self-perform construction, procurement workflows, and shop or fabrication coordination preferred
• Experience using Quote Express, WinEst, BuildingConnected, Join, or similar tools preferred
• Understanding of GMP, CMAR, design-build, or progressive delivery environments preferred

McCarthy is proud to be an equal opportunity employer, including disability and protected veteran status.

For California locations only, the salary range for this position is: $80,000-$93,000. This does not include possible bonus and other benefits which can impact total compensation. Compensation offered may vary based on work location, experience, qualifications, specialty, training, and market and business considerations, among other factors.

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