CoEstimator in Thornton

Date Posted: Tuesday, January 13, 2026

Job Snapshot

Job Description

Construction Estimator

Complex Commercial Projects | $20M–$100M+📍 Centennial, Colorado💰 Salary Range: $90,000 – $120,000

A highly respected and well-established Colorado-based General Contractor is seeking a Construction Estimator to join its growing preconstruction team in Centennial, CO. This role offers the opportunity to work on large, technically complex commercial projects while collaborating closely with experienced project teams, owners, and design partners.

This position is ideal for an Estimator who enjoys being involved early in the project lifecycle and wants exposure to high-profile, challenging work that requires strong analytical skills, attention to detail, and collaboration.

Project Portfolio

The Estimator will support a diverse range of complex commercial construction projects, including:

  • Healthcare facilities

  • K–12 education

  • Higher education / college campuses

  • Mission-critical facilities

  • Pharmaceutical / life sciences

  • Other complex commercial developments

Typical project sizes range from $20M to $100M+.

Key Responsibilities

  • Prepare conceptual, schematic, and detailed cost estimates

  • Perform quantity takeoffs, pricing analysis, and scope reviews

  • Develop preliminary budgets, cost models, and feasibility studies

  • Solicit, review, and level subcontractor and supplier bids

  • Assist with GMP development, buyout support, and value engineering

  • Participate in constructability reviews and cost-saving initiatives

  • Collaborate with project managers, superintendents, architects, and owners

  • Maintain organized estimating documentation and cost histories

  • Support proposal development and preconstruction presentations

  • Ensure estimates align with company standards, schedules, and quality expectations

Qualifications

  • 3–5+ years of experience as a Construction Estimator

  • Experience estimating commercial construction projects $20M+ preferred

  • Exposure to healthcare, education, or other complex environments a plus

  • Strong understanding of construction means, methods, and sequencing

  • Familiarity with estimating software, spreadsheets, and cost databases

  • Ability to read and interpret construction drawings and specifications

  • Strong communication, organization, and time-management skills

  • Detail-oriented mindset with the ability to meet deadlines

Why This Opportunity

  • Competitive salary: $90K–$120K, plus benefits

  • Work on challenging, meaningful projects with long-term impact

  • Stable backlog with a trusted regional builder

  • Supportive preconstruction leadership and mentorship

  • Long-term career growth and professional development

  • Collaborative, team-first company culture

💬 Confidential inquiries welcome.

Contact:Brock Matheason📧 brock.matheason@gogpac.com📱 319-319-1802

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.