Project Manager/Estimator - Asphalt (Nampa)

Knife River Corporation; Boise (ID); On-site; USD 70,000 - 90,000; Full time

Job summary

A leading construction materials company seeks a Project Estimator to manage public and private projects, complete bids, and ensure compliance with safety regulations. The role includes reviewing proposals, coordinating with subcontractors, and managing project financials. Candidates must have at least 2 years of experience in highway construction estimating or project management, as well as a BS degree or equivalent. The position is full-time based in Boise, Idaho.

Qualifications

• Minimum 2 years of estimating or project management experience in construction.
• Acumen in construction specifications and troubleshooting.
• Willingness to travel for work.

Responsibilities

• Review proposals and determine the scope of work.
• Prepare bid/estimate proposals promptly.
• Provide professional service and support project management.
• Coordinate with management to establish project objectives.
• Ensure compliance with safety regulations.

Skills

Estimating

Project Management

Highway Construction

Microsoft Office

Quality Control

Education

BS Degree or Equivalent

Tools

HCSS Bidding Software

Job description

Requisition Number : PROJE003336

Posted : March 20, 2026

Employment Type : Full-Time

Location

KR SID BOISE CONSTRUCTION
5450 WEST GOWEN ROAD
BOISE, ID 83709, USA

At Knife River, we take care of our team because we know it’s our people who make us successful. We are one of the 10 largest construction materials producers/contractors in the Country, and we are a PEOPLE-first company. Our team members are the key to our success, and we are committed to giving them the tools, training, and time to do their jobs productively and safely each day. Our goal is to build strong teams that, in turn, build strong communities. We are also a publicly traded company on the NYSE with the ticker symbol KNF and part of the S&P MidCap 400 index.

Job Summary

Estimating and managing public and private projects, completing bids, meeting and communicating with owners, subcontractors, and suppliers, preparing takeoffs, reviewing plans and specifications, and scheduling. Assisting superintendents, coordinating subcontractors, preparing and reviewing billings, tracking costs and investigating problems and troubleshooting.

Duties and Responsibilities

• Review proposal specifications, drawings, pre-bid meetings and visit project sites to determine scope of work required in preparing bid/estimate proposal.
• Determine labor, equipment and material requirements to complete project and use information to prepare bid/estimate proposal.
• Submit complete bid/estimate proposals to project owners, managers and/or general contractors in a timely and professional manner, provide any clarification on information submitted as needed.
• Provide current and potential customers/clients prompt professional service including design, planning and pricing assistance.
• Provide project administrative management of awarded contracts.
• Coordinate with Senior Management and field leadership, establishment of project objectives, procedures, schedules and performance requirements.
• Provide indirect or direct supervision of field crew members/foreman or superintendents.
• Maintain documentation of quantities and value of work estimated/completed to support forecasting for future project performance.
• Provide ongoing support to Construction/Operations for efficient and profitable execution of work including scheduling, procurement and change order/supplemental work processes.
• Monitor subcontractors work.
• Work with Contract Administrator to review and process financial aspects of contracts (ie: billings, sub-contract payments, material payments, collections, etc.).
• Manage project (responsible for all projects bid unless reassigned).
• Troubleshoot and problem solve situations/problems (material quality, equipment operation/repair, etc.). Monitor and discuss production problems with co-workers and managers/supervisors.
• Ensure MSHA, OSHA, EPA, DNR, safety and environmental regulation compliance.
• Performs other duties as assigned.

Women, minorities and veterans are encouraged to apply.

Minimum Qualifications

1. Estimating and/or Project Management experience in asphalt, paving, materials, and/or chipseal operations with a minimum of 2 years highway construction experience.
2. Acumen for highway materials, construction specifications, and troubleshooting.
3. Ability and willingness to travel for long periods of time.

Preferred Qualifications

• BS Degree or Equivalent education/certification/experience in related construction background.
• HCSS bidding experience preferred.
• Fluency in Microsoft Office.

Key Skills & Competencies

• Knowledge and understanding of related production and placement practices and specifications for hot mix asphalt and/or chip seal.
• Knowledge and understanding of Quality Control operations related to hot mix asphalt and/or chip seal.
• Ability to build & maintain internal and external relationships with stakeholders.
• Understanding of environmental and safety regulatory compliance requirements.

How To Apply

You may apply online at http://jobs.kniferiver.com. If unable to apply online, mail completed application to:

5450 W. Gowen Road
Boise, ID 83709

Subject to pre-employment drug testing and background checks.

Equal Opportunity Statement

Knife River is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, age, color, religion, gender, gender identity, sexual orientation, national origin, disability, protected Veteran status or any other protected category under applicable state/federal law.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities. This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.