Preconstruction Estimator - Water/Wastewater Treatment (Collaborative Delivery)

Overview

We are seeking a motivated and detail-oriented Preconstruction Estimator to join our estimating team, focusing on water and wastewater treatment plant (WTP/WWTP) projects. This role supports collaborative delivery methods—such as Construction Manager at Risk (CMAR), Design-Build (DB), and Progressive Design-Build (PDB)—where early contractor involvement and teamwork with design partners and owners are key to success.

The ideal candidate brings a strong technical foundation in civil or process mechanical construction, analytical problem-solving skills, and a collaborative mindset. You’ll play a key role in developing accurate estimates, evaluating design alternatives, and shaping projects that improve water infrastructure across our communities.

Key Responsibilities

Prepare conceptual and detailed cost estimates at various design stages (10%, 30%, 60%, 90%). Perform quantity takeoffs for civil, structural, mechanical, and process disciplines. Solicit, analyze, and scope subcontractor and vendor proposals to ensure accuracy and coverage. Collaborate with design partners to align design development with cost and constructability considerations.

Support the development of pricing models, cost summaries, and GMP or target price proposals. Participate in design and value engineering sessions, providing cost-driven feedback. Assist with client presentations and internal preconstruction deliverables.

Qualifications

Bachelor’s degree in Construction Management, Civil/Environmental Engineering, or related field (or equivalent experience). 3–8 years of estimating or project management experience, preferably in water/wastewater treatment. Experience in collaborative delivery projects (CMAR, DB, or PDB) strongly preferred. Proficiency with estimating tools such as In.

Eight; strong Excel and quantity takeoff skills. Familiarity with Bluebeam, Revit, or Navisworks a plus. Understanding of treatment process systems, mechanical/electrical components, and construction sequencing. Preferred Attributes Collaborative and team-oriented approach to problem-solving. Strong communication and organizational skills.

Detail-driven with the ability to manage multiple priorities in a fast-paced environment. Eagerness to learn and grow in preconstruction for complex water infrastructure projects. Why Join Us? Join a collaborative and purpose-driven team delivering essential water and wastewater projects. We offer competitive pay, professional development opportunities, and a culture that values innovation, integrity, and teamwork.

Our Culture The culture at Water Resources Group focuses on safety, integrity, and quality. Employees are the company's greatest asset, and every effort is made to cultivate a good work-life balance and family-focused atmosphere. Equal Opportunity Employer Water Resources Group is an Equal Opportunity Employer, and employment selection decisions are based on merit, qualifications, and abilities.

WRG does not discriminate in employment opportunities or practices on the basis of race, color, religion, gender, national origin, age, sexual orientation, gender identity, disability, veteran status, or any other characteristic protected by country, regional, or local law. Applicants with disabilities will be accommodated if you are unable to apply online.

No unsolicited resumes or phone inquiries from agencies, thank you.