Water/Wastewater Estimator - US

Marolf Environmental, Inc.; United States; Remote; USD 70,000 - 110,000; Full time

Job summary

Marolf Environmental, Inc. is seeking a Water/Wastewater Estimator – US for a full-time remote position.

You will review plans, specifications, and technical documents, perform quantity takeoffs, and develop detailed estimates for materials, labor, equipment, and subcontractors. You will solicit quotes, assess cost risks, support bid preparation, and collaborate with project managers, engineers, and procurement to refine budgets and meet deadlines.

Qualifications

• Experience in water and wastewater infrastructure projects.
• Proficiency with construction estimating methods and tools.
• Ability to interpret engineering drawings, specifications, and technical reports.
• Effective communication and collaboration with remote teams, vendors, and clients.
• High attention to detail, organization, and time management to handle multiple bids and tight deadlines.
• Understanding of U.S. construction practices, codes, and industry standards related to water and wastewater projects.
• Comfort with Excel, estimating platforms, and project management systems.

Responsibilities

• Prepare cost estimates for materials, labor, equipment, and subcontractors.
• Conduct quantity takeoffs and develop unit prices.
• Solicit and evaluate vendor and subcontractor quotes.
• Identify cost risks and value-engineering opportunities.
• Support bid preparation and proposal development.
• Maintain pricing databases and track historical costs.

Skills

Analytical skills

Numerical skills

Communication

Time management

Attention to detail

Remote collaboration

Education

Engineering / Construction management / Environmental science degree

Tools

Excel

Estimating platforms

Project management systems

Cost databases

Job description

Company Description

Marolf Environmental is a U.S.-based organization focused on providing water and wastewater solutions that support sustainable infrastructure and environmental protection. The company partners with public agencies, private utilities, and industrial clients to deliver projects that improve water quality and system reliability. Marolf Environmental values safety, technical excellence, and ethical practices in all aspects of its work. Team members collaborate remotely while maintaining strong communication and accountability. The organization offers opportunities for professional growth in a mission-driven, environmentally conscious field.

Role Description

The Water/Wastewater Estimator – US is a full-time remote role responsible for preparing accurate cost estimates for water and wastewater construction and rehabilitation projects. Day-to-day tasks include reviewing plans, specifications, and technical documents; performing quantity takeoffs; and developing detailed estimates for materials, labor, equipment, and subcontractors. The estimator will solicit and evaluate vendor and subcontractor quotes, identify cost risks and value-engineering opportunities, and support bid preparation and proposal development. This role collaborates closely with project managers, engineers, and procurement teams to clarify scope, refine budgets, and meet deadlines. The estimator also maintains pricing databases, tracks historical costs, and contributes to continuous improvement of estimating tools and processes.

Qualifications

• Experience in water and wastewater infrastructure projects, including familiarity with typical civil, mechanical, and process-related scopes.
• Proficiency with construction estimating methods and tools, such as quantity takeoffs, unit pricing, and cost databases.
• Strong analytical and numerical skills, with the ability to interpret engineering drawings, specifications, and technical reports.
• Effective communication and collaboration skills to work with remote teams, vendors, and clients.
• High attention to detail, organization, and time management to handle multiple bids and tight deadlines.
• Understanding of U.S. construction practices, codes, and industry standards related to water and wastewater projects.
• Comfort with digital tools and software (e.g., Excel, estimating platforms, project management systems).
• Relevant experience in estimating, project engineering, or construction management; prior work in environmental or utility sectors is beneficial.
• Associate or bachelor’s degree in engineering, construction management, environmental science, or a related field is preferred, or equivalent practical experience.
• Commitment to safety, ethical conduct, and continuous professional development.