Current Openings

Design Engineer

Develop precast and prestressed concrete solutions for infrastructure, commercial, industrial, and data center projects throughout the region.  Working closely with engineering, drafting, and project teams, you'll create drawings, calculations, and technical solutions that help deliver safe, high-quality structures for our customers.

Senior Design Engineer

Lead complex precast and prestressed concrete design projects while serving as a senior technical resource for the organization.  This role provides engineering leadership, guides critical design decisions, mentors team members, supports customer-facing technical discussions, and helps advance engineering standards, tools, and best practices.

Entry Level Production Worker – Harrisburg

Start a hands-on career with KRPI.  No industry experience required.  We provide paid training in workplace safety, concrete production, tool use, form setup, concrete placement, quality standards, material handling, and teamwork.  If you're dependable, willing to learn, and ready to build something real, we'll provide the training and opportunities to grow into a skilled manufacturing career.

Entry Level Production Worker – Newman Lake

Start a hands-on career with KRPI.  No industry experience required.  We provide paid training in workplace safety, concrete production, tool use, form setup, concrete placement, quality standards, material handling, and teamwork.  If you're dependable, willing to learn, and ready to build something real, we'll provide the training and opportunities to grow into a skilled manufacturing career.

Production Team Member – Harrisburg

Join a team that builds the precast concrete products used in infrastructure, commercial, industrial, and data center projects throughout the region.  This hands-on role offers the opportunity to develop valuable manufacturing skills, work with a team that takes pride in quality and safety, and build a rewarding long-term career.

Production Team Member – Newman Lake

Join a team that builds the precast concrete products used in infrastructure, commercial, industrial, and data center projects throughout the region.  This hands-on role offers the opportunity to develop valuable manufacturing skills, work with a team that takes pride in quality and safety, and build a rewarding long-term career.

Precast Concrete Manufacturing Technician – Harrisburg

Help build the precast and prestressed concrete products used in infrastructure, commercial, industrial, and data center projects throughout the region.  Working in a safety-focused manufacturing environment, you'll gain hands-on experience, develop valuable manufacturing skills, and build a rewarding career through training and advancement opportunities at KRPI.

Precast Concrete Manufacturing Technician – Newman Lake

Help build the precast and prestressed concrete products used in infrastructure, commercial, industrial, and data center projects throughout the region.  Working in a safety-focused manufacturing environment, you'll gain hands-on experience, develop valuable manufacturing skills, and build a rewarding career through training and advancement opportunities at KRPI.

Quality Control Technician

Join Knife River Prestress as a Quality Control Technician and help ensure the quality, safety, and compliance of precast and prestressed concrete products used in critical infrastructure projects.  This hands-on-roll includes concrete testing, product inspections, quality documentation, and collaborating with production teams to meet PCI and project specifications.  If you have experience in concrete materials testing, quality control, or construction inspection and enjoy working in a fast-paced manufacturing environment, we invite you to build your career with us in Newman Lake, WA.

Quality Control Coordinator

We have an excellent opportunity for a Quality Control Coordinator at our Prestress Division in Harrisburg, OR. This role leads the Harrisburg Quality Control Team and serves as the liaison between outside inspectors and the plant. The ideal candidate ensures compliance with project specifications, PCI standards, and plant quality requirements while maintaining PCI and DOT certifications.

Benefits

Health & Wellness

Stay covered with comprehensive medical, dental, and vision insurance, plus short-term disability and life insurance for added peace of mind. We prioritize your well-being with benefits that support you and your family.

Retirement

Plan for the future with a 401(k) retirement plan, including a company match and profit-sharing bonuses. Take advantage of tax-free flexible spending accounts for healthcare and dependent care expenses.

Time Off and Incentives

Enjoy a healthy work-life balance with paid time off and holiday benefits. We celebrate dedication with safety incentives and service milestones that recognize your commitment.

Support & Growth

Your success matters, which is why we offer an Employee Assistance Program and educational reimbursement opportunities. Whether you need personal support or want to advance your career, we’ve got you covered.

Culture & Perks

We believe in fostering a fun and engaging workplace with employee recognition programs, gift cards, and special events like golf tournaments, BBQs, and parties. Hard work deserves to be celebrated!

SwiftBridge construction site with a yellow excavator clearing a forested streambed.

Where We Operate

With over 60 years of experience, Knife River Prestress is a PCI-certified leader in providing architectural, bridge, and commercial precast products. We proudly serve Washington, Idaho, Oregon, Nevada, and California from our manufacturing plants in Harrisburg, Oregon, and Spokane, Washington.

Our focus on quality, safety, and sustainability ensures we deliver reliable, high-performance products with minimal environmental impact. Whether for a small project or a large-scale development, Knife River Prestress is committed to supporting your success with precision and care every step of the way.

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Area Of Influence

Manufacturing Plants

Our Team

From our innovative manufacturing facilities in Harrisburg, Oregon, and Spokane, Washington to your site, Knife River provides the precast/prestress products and services to take your project from conception to completion. A national and regional award-winning company, Knife River constructs a wide variety of concrete fabrications and delivers a seamless construction process anywhere in Oregon, Idaho, Washington, Nevada, and California.

Our Team
Alex Sari, Outside Sales for Washington and Alaska at Knife River Prestress.

Alex Sari

Outside Sales, WA & AK
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Blake Johnson, PE, Commercial Director at Knife River Prestress.

Blake Johnson

Commercial Director
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A smiling bearded man in a black polo shirt with the Knife River logo on the chest.

Andy Roberts

Outside Sales, ID & MT
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Darren Canepa, Senior Estimator at Knife River Prestress.

Darren Canepa

Senior Estimator
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Eric Holje, Senior Estimator at Knife River Prestress.

Eric Holje

Bridge Estimator
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About Us

Who We Are

Knife River is an award-winning, PCI-certified producer of premier architectural, bridge and commercial precast products serving Washington, Idaho, Oregon, Nevada, and California.

About Us

Internships

We Are Always Looking For Bright Minds

Knife River has a robust intern program developed guiding interns through the summer. The program sets up the interns with mentors within the engineering department and provides a structured itinerary for the summer with a variety of opportunities.

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