Construction Estimator

Job DescriptionJob Description

Construction Estimator / Project Manager

G&M Works is a trusted leader in site work and civil construction, serving commercial and mixed-use developments. Our expertise includes excavation, grading, utility installation, site drainage, concrete, landscaping, and rooftop amenity construction. We are looking for a seasoned Construction Estimator to join our team and help deliver high-quality, cost-effective results.

Position Summary:

The Construction Estimator will be responsible for preparing detailed and accurate cost estimates for site development projects, including all aspects of site work, earthwork (cuts and fills), drainage systems, landscaping, and rooftop amenity space construction. This role requires someone with a deep understanding of civil construction methods and the ability to manage complex estimates involving multiple disciplines and subcontractors.

Key Responsibilities:

• Analyze plans, specifications, and geotechnical reports to prepare complete and competitive project estimates.

• Perform detailed quantity take-offs for:

  • Site drainage systems (stormwater management, catch basins, infiltration systems, piping)

  • Cuts and fills (earth movement calculations, soil balancing, haul-off needs)

  • Landscaping (hardscape, softscape, irrigation systems, topsoil import/export)

  • Rooftop amenity spaces (pavers, planters, green roofs, structural supports, drainage)

• Review civil, structural, and architectural drawings for scope coordination and constructability.

• Solicit, scope, and evaluate subcontractor and supplier quotes, especially for specialized work such as green roof systems or large-scale landscaping packages.

• Develop cost breakdowns and bid proposals that include labor, materials, equipment, overhead, and markups.

• Participate in job site visits and pre-bid meetings as needed to better understand conditions and constraints.

• Coordinate with project managers, engineers, and architects to align estimates with project execution strategies.

• Maintain and update historical cost data for future benchmarking and reference.

• Assist with value engineering and scope alternatives to align project goals with budget constraints.

Qualifications:

• 3–7+ years of estimating experience with a focus on site work, civil construction, and landscape scopes.

• Strong understanding of:

  • Stormwater and site drainage design

  • Earthwork balancing and grading plans

  • Site and rooftop landscaping details

  • Structural and architectural coordination for rooftop construction

• Proficiency in estimating software (Bluebeam, AutoCAD).

• Ability to read and interpret a wide range of construction drawings and specifications.

• Strong communication and negotiation skills.

• Ability to manage tight deadlines and multiple concurrent estimates.

• Bachelor’s degree in Civil Engineering, Construction Management, Landscape Architecture, or a related field is but not required.

What We Offer:

• Competitive salary, commensurate with experience.

• Comprehensive benefits package (health, dental, vision).

• 401(k) with employer contribution.

• Paid time off, holidays, and flexible work environment.

• Opportunities for career advancement in a growing company with a strong backlog of high-profile projects.

Company DescriptionG&M Works LLC is a licensed site work construction company servicing the commercial marketplace throughout Manhattan, Brooklyn, Queens and Long Island. G&M Works has a reputation for expertise and professional services ; we deliver top quality on time and on budget. The G&M Works team is focused on customer satisfaction, an efficient and safe work environment and a challenging and rewarding professional experience.Company DescriptionG&M Works LLC is a licensed site work construction company servicing the commercial marketplace throughout Manhattan, Brooklyn, Queens and Long Island. G&M Works has a reputation for expertise and professional services ; we deliver top quality on time and on budget. The G&M Works team is focused on customer satisfaction, an efficient and safe work environment and a challenging and rewarding professional experience.