Job Opportunities

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"Knife River truly focuses on employee safety and well-being." - Kevin W., Ready-Mix Manager

Our people make us successful!

At Knife River, we employ nearly 5,000 people each year - and they are the key to our success. Our workforce is just as diverse as our capabilities and our service territories. That diversity helps us excel. To find out about our job openings, please use our searchable menu at the right.

What is jobs.mdu.com?

Knife River is a subsidiary of MDU Resources Group, Inc. Our staffing activities are automated through the corporate employment portal called jobs.mdu.com.

On your first visit to the jobs site, you will need to set up your user profile. You will then be able to log in quickly on future visits and also be able to save job applications that you have started, save applications you have submitted and keep your personal contact information up to date.

Open Positions Locations Company Closes
Blade Motorgrader Operator Responsible for safely operating grader to spread and level dirt, gravel, and stone to grade specifications. Waco, TX Knife River - Texas Division 01/31/2017
AGGREGATE DELIVERY DRIVER Good pay! Good benefits! Good people! 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/con... more>> Portland, OR Knife River - Western Oregon Division 03/31/2017
Asphalt Distributor Drivers (2) Stockton This position is responsible for operating an asphalt distributor truck safely and efficiently. Under the direction of the dispatcher, the driver will be responsible to deliver and apply product to cu... more>> Stockton, CA Pacific Northwest Oil Company 01/31/2017
Asphalt Loader Operator Knife River is looking for an experienced Loader Operator.    Must be dependable and able to work in a safe manner.    We are a drug free work environment requi... more>> Boise, ID Knife River - Southern Idaho Division 02/10/2017
Asphalt Paving Crew Knife River is looking for motivated and experienced individuals to fill the following positions for our Idaho offices:         Paving Crew:   &n... more>> Boise, ID Knife River - Southern Idaho Division 02/10/2017
Asphalt Plant Groundsman Knife River Idaho Divisions are looking for an experienced Asphalt Plant Groundsman to join our team. Our company takes pride in our quality of work and the expertise of our employees.  &nbs... more>> Boise, ID Knife River - Southern Idaho Division 02/10/2017
Asphalt Plant Mechanic Responsible for safely keeping equipment running and maintained properly at portable Asphalt Plant         Sauk Rapids, MN Knife River - Central Minnesota Division 05/01/2017
Asphalt Plant Operator Knife River Idaho Division is looking for an experienced Asphalt Plant Operator/Maintenance person to join our team. Our company takes pride in our quality of work and the expertise of our employees.&... more>> Boise, ID Knife River - Southern Idaho Division 02/10/2017
Asphalt Roller Operator Good pay! Good benefits! Good people! 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/con... more>> Tangent/Salem, OR Knife River - Western Oregon Division 02/28/2017
ASPHALT SCREED OPERATOR Good pay! Good benefits! Good people! 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/con... more>> TANGENT/SALEM, OR Knife River - Western Oregon Division 02/28/2017
BEAM TRUCK DRIVER Good pay! Good benefits! Good people! 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/con... more>> Harrisburg, OR Knife River - Western Oregon Division 03/31/2017
Blade Motorgrader Operator Responsible for safely operating grader to spread and level dirt, gravel, and stone to grade specifications. Bryan, TX Knife River - Texas Division 01/31/2017
Blade Operator Good Pay! Good Benefits! Good People! 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 material producers/con... more>> Sioux City, IA Knife River - Midwest Division 01/31/2017
CDL Driver Trainees Have you ever considered a career in CDL Driving? Now is the time! Knife River will help you get licensed, train you and put you to work!    For more information on this program pl... more>> Bemidji, MN Knife River Materials - Northern Minn. Division 08/01/2017
CDL Drivers JOB SUMMARY     Responsible for operating a straight truck or tractor-trailer equipment and maintain properly to transport material to designated location in a timely manner. &nbs... more>> Bemidji, MN Knife River Materials - Northern Minn. Division 09/01/2017
Cement Transport - Isanti Responsible to safely operate tractor-trailer to deliver & unload cement powder to ready mix plants. Isanti, MN Knife River - Central Minnesota Division 01/20/2017
Class A - Belly Dump Truck Drivers Good pay! Good benefits! Good people! 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/con... more>> Sioux City, IA Knife River - Midwest Division 04/03/2017
Class A - Side Dump Truck Drivers Good pay! Good benefits! Good people! 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/con... more>> Sioux City, IA Knife River - Midwest Division 04/03/2017
Class A - Truck Drivers Good pay! Good benefits! Good people! 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/con... more>> Sioux City, IA Knife River - Midwest Division 04/03/2017
Concrete & Aggregate Sales Representative To establish good relationships with current customers, contact potential customers, create lasting customer relations, and sell product Fargo/Moorhead, ND Knife River Materials - ND Division 01/20/2017
Concrete Finisher Good pay! Good benefits! Good people! 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/con... more>> Sioux City, IA Knife River - Midwest Division 05/31/2017
Concrete Finisher-Experienced Float and finish concrete to a final acceptable condition; meeting Owner/TXDOT requirements. Waco, TX Knife River - Texas Division 01/31/2017
Concrete Finishers Responsible to safely smooth and finish surfaces of poured concrete floors, walls, sidewalks or curbs to specified textures using hand tools or power tools including floats, trowels, and screeds. Sig... more>> Cheyenne, WY Knife River - Cheyenne Division 03/31/2017
Concrete Form Setter-Experienced The form setter constructs built-in-place or prefabricated wooden and/or metal forms for the construction of concrete sidewalks, curbs and gutters and other concrete structures. Waco, TX Knife River - Texas Division 01/31/2017
Concrete Laborer Knife River Idaho Division is looking for concrete laborers.        Candidate will be hard working, dependable and able to perform manual labor for approximatel... more>> Boise, ID Knife River - Southern Idaho Division 02/13/2017
Concrete Laborers/Carpenters Responsibilities for this position include form work and placing concrete and adherence to safety regulations.        We offer a full benefits package after 60 ... more>> American Fork, UT Knife River - Southern Idaho Division 02/17/2017
Concrete Saw Operator Good Pay! Good Benefits! Good People! 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/co... more>> Sioux City , IA Knife River - Midwest Division 05/31/2017
Crusher Operator (seasonal) Responsible to safely operate machines that convey, wash, crush & screen aggregates to produce quality sand & gravel at maximum production levels. Operates & maintains front end loader to lift and tr... more>> Sauk Rapids, MN Knife River - Central Minnesota Division 02/24/2017
CRUSHER OPERATOR(S) Knife River Casper is looking for Crushing Operator. Successful candidates will need no experience working in a position directly related to crushing. Candidate will be hard working, dependable and ab... more>> Casper, WY Knife River - Casper Division 03/18/2017
CRUSHING GROUNDSMAN/LABORER(S) Knife River Casper is looking for a Groundsman/Laborer. Successful candidates will need no experience working in a position directly related to crushing. Candidate will be hard working, dependable and... more>> Casper, WY Knife River - Casper Division 03/18/2017
Crushing Laborer Knife River Idaho is looking for Crushing Crew members. This crew will be well diverse in crushing equipment operations, safety guidelines and team work.        ... more>> Boise, ID Knife River - Southern Idaho Division 02/14/2017
Diesel Mechanic Responsible for safely keeping equipment running and maintained properly         Sauk Rapids, MN Knife River - Central Minnesota Division 05/01/2017
Distributor Operator Good pay! Good benefits! Good people! 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/con... more>> Sioux City, IA Knife River - Midwest Division 04/04/2017
Drivers Responsible to operate straight truck, tractor-trailer equipment or concrete mixer and maintain properly to maximize production and quality Cheyenne, WY Knife River - Cheyenne Division 03/31/2017
Dump Truck Driver (seasonal) Responsible to operate straight truck or tractor-trailer equipment and maintain properly to transport material to designated location in a timely manner Sauk Rapids, MN Knife River - Central Minnesota Division 05/31/2017
Dumptruck Drivers Knife River is looking for experienced 10-wheeler and Side Dump Truck Drivers to work on civil construction projects along the Wasatch Front.        Our Dump Tr... more>> American Fork, UT Knife River - Southern Idaho Division 02/17/2017
Equipment Operators Operate Trackhoe for projects, especially underground utilities projects, throughout Wasatch Front.        May require availability to work a variety of shifts ... more>> American Fork, UT Knife River - Southern Idaho Division 02/17/2017
Equipment Operators Responsible to safely operate various machinery needed to perform various tasks on highways and streets. Equipment may include dozers, loaders, backhoes, blades, rollers, pavers and paver screeds ... more>> Cheyenne, WY Knife River - Cheyenne Division 03/31/2017
Estimator/Project Manager Knife River Construction – Stockton is a construction business supplying contracting and construction services to public and private customers in the greater San Joaquin County.    ... more>> Stockton, CA Knife River Construction-Northern CA Stockton Div. 02/10/2017
Field Superintendents The Medford Operation has an opening for 2 Field Superintendents. In this role you will oversee construction crews, equipment, and subcontractors for the construction of public work and private devel... more>> Medford, OR Knife River Materials - Southern Oregon Division 02/05/2017
Finisher Knife River Idaho is looking for a self motivated individual who will use their knowledge and skills to contribute to the success of our company as a Concrete Finisher.     &n... more>> Boise, ID Knife River - Southern Idaho Division 02/13/2017
Flaggers Good pay! Good benefits! Good people! 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/con... more>> Sioux City, IA Knife River - Midwest Division 01/31/2017
Foreman We are looking for a self-motivated individual who is eager to contribute to the success of our company as a Foreman.         This position may require out of t... more>> American Fork, UT Knife River - Southern Idaho Division 02/17/2017
Formsetter Large Nationwide Construction Company is looking for a self motivated individual who will use their knowledge and skills to contribute to the success of our company as a Concrete Form Setter with Brid... more>> Boise, ID Knife River - Southern Idaho Division 02/13/2017
General Laborer (3-Openings) This position is responsible for providing general labor work to support the plant and yard operations. Dependent upon shift assignment may also be responsible for general security of the plant and ya... more>> Stockton, CA Pacific Northwest Oil Company 02/10/2017
Heavy Duty Mechanic Knife River Kalispell is looking for an individual responsible for keeping equipment running and maintained properly by: (1) performing repairs/improvements/maintenance to assure all equipment is in s... more>> Kalispell, MT Knife River - Missoula Division 01/31/2017
Heavy Equipment Operators Knife River Materials-Northern Minnesota Division is seeking experienced Heavy Equipment Operators for highway/heavy, municipal street work, and underground utility construction operations. Open posi... more>> Bemidji, MN Knife River Materials - Northern Minn. Division 08/01/2017
Human Resource Generalist Responsible to carry out policies relating to all functions of HR discipline.          Sioux City, IA Knife River - Midwest Division 01/20/2017
Laborers Responsible to safely perform any combination of following duties on construction projects usually transferring from one task to another. Measures distance from grade stakes, drives stakes & stretch... more>> Cheyenne, WY Knife River - Cheyenne Division 03/31/2017
Laborers - Paving Crew To complete various laborer and small equipment operation tasks to produce quality asphalt paving or concrete projects         This job position will work in I... more>> Sioux City, IA Knife River - Midwest Division 05/31/2017
LOADER OPERATOR(S) Responsible to safely operate & maintain straight or articulated rubber-tired tractor-type vehicle equipped with front-mounted hydraulically powered bucket or scoop to lift and transport bulk material... more>> CASPER, WY Knife River - Casper Division 03/18/2017
Loader Operators Loader Operators needed for heavy civil construction jobs along Wasatch Front. Will backfill and stockpile; operate and maintain loader to feed conveyors, hoppers or load trucks. We offer a full bene... more>> American Fork, UT Knife River - Southern Idaho Division 02/17/2017
MECHANIC Good pay! Good benefits! Good people! 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/con... more>> Wilsonville, OR Knife River - Western Oregon Division 01/20/2017
MECHANIC APPRENTICE Good pay! Good benefits! Good people! 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/con... more>> Bend, OR Knife River - Central Oregon Division 01/25/2017
Paving Foreman Knife River Idaho Division is looking for a self motivated individual who will use their knowledge and skills to contribute to the success of our company as a Paving Foreman.     &... more>> Boise, ID Knife River - Southern Idaho Division 02/10/2017
Paving Foreman Good pay! Good benefits! Good people! 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/con... more>> Tangent, OR Knife River - Western Oregon Division 02/28/2017
PAVING LABORER Good pay! Good benefits! Good people! 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/co... more>> Tangent, OR Knife River - Western Oregon Division 02/28/2017
Paving/Construction Laborers Good pay! Good benefits! Good people! 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/con... more>> Eugene, OR Knife River - Western Oregon Division 01/27/2017
Pipe Layers Pipe Layers will be working on jobs along the Wasatch Front. Must be hard-working, dependable and be able to perform manual labor for approximately 80% of the work shift.      ... more>> American Fork, UT Knife River - Southern Idaho Division 02/17/2017
Pipelayer Experienced Pipelayer needed. Responsible for assembling, connecting, and constructing pipe systems on construction jobs. Bryan, TX Knife River - Texas Division 01/31/2017
PLANT MECHANIC(S) Responsible for safely keeping equipment running and maintained properly at plant Casper, WY Knife River - Casper Division 03/18/2017
Project Engineer The Medford Operation has an opening for a Project Engineer to join an existing team emphasizing safety, quality, production and growth. You will provide project management and estimating support to ... more>> Medford, OR Knife River Materials - Southern Oregon Division 02/05/2017
Project Superintendents Knife River-Utah is looking for self-motivated individuals who will use their knowledge and skills to contribute to the success of our company as project superintendents.      ... more>> American Fork, UT Knife River - Southern Idaho Division 02/17/2017
Quality Control Tech Knife River Idaho Division is looking for Field Quality Control Technician to join our team.    This is a seasonal position with the potential to grow into a full time position.&nb... more>> Boise, ID Knife River - Southern Idaho Division 02/09/2017
Quality Control Technician - Seasonal Good pay! Good benefits! Good people! 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/con... more>> Sioux City, IA Knife River - Midwest Division 04/04/2017
Ready Mix Dispatch (seasonal) Responsible to safely assign appropriate equipment and personnel for completion of duties or deliveries to assure on time and efficient use of resources by dispatching trucks and personnel in a timely... more>> Bismarck, ND Knife River - North Dakota Division 01/20/2017
READY MIX DRIVER Good pay! Good benefits! Good people! 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/con... more>> Bend, OR Knife River - Central Oregon Division 03/31/2017
READY MIX DRIVER Good pay! Good benefits! Good people! 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/con... more>> Corvallis, OR Knife River - Western Oregon Division 03/31/2017
READY MIX DRIVER Good pay! Good benefits! Good people! 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/con... more>> Eugene, OR Knife River - Western Oregon Division 03/31/2017
READY MIX DRIVER Good pay! Good benefits! Good people! 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/con... more>> Florence, OR Knife River - Western Oregon Division 02/02/2017
READY MIX DRIVER Good pay! Good benefits! Good people! 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/con... more>> Portland, OR Knife River - Western Oregon Division 03/31/2017
Ready Mix Driver EXPERIENCED DRIVERS NEEDED. Will be responsible for providing products and delivery services in a safe and timely manner to all our customers. Beaumont Area/Sour Lake/Port Arthur, TX Knife River - Texas Division 01/30/2017
Ready Mix Driver - (seasonal) various locations To provide products and delivery services to customers in a timely manner to meet customer expectations. Various locations, MN Knife River - Central Minnesota Division 05/31/2017
Ready Mix Drivers Good pay! Good benefits! Good people! 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/con... more>> Sioux City, IA Knife River - Midwest Division 04/03/2017
Ready Mix Drivers EXPERIENCED DRIVERS NEEDED. Will be responsible for providing products and delivery services in a safe and timely manner to all our customers. Bryan, TX Knife River - Texas Division 01/31/2017
Ready Mix Drivers EXPERIENCED DRIVERS NEEDED. Will be responsible for providing products and delivery services in a safe and timely manner to all our customers. Waco, TX Knife River - Texas Division 01/31/2017
Ready Mix Maintenance Technician Mechanically maintaining and fabricating all the components of Ready Mix Facilities including pug mills, pump stations, conveyor systems, rail yards, and plumbing. Identifying and repairing mechanical... more>> Bryan, TX Knife River - Texas Division 01/31/2017
Shop Mechanic Responsible for safely keeping equipment running and maintained properly.        DUTIES AND/OR RESPONSIBILITIES     • Responsible for perfo... more>> Bemidji, MN Knife River Materials - Northern Minn. Division 08/01/2017
Staff Accountant This position is responsible for multiple accounting functions. Ensures deadlines are met and accounting processes are handled in a timely manner. Also supports team by performing various and changing... more>> Bryan, TX Knife River - Texas Division 02/10/2017
Terminal Operator - Sioux City, IA Primary Responsibilities:     Conduct terminal activities to insure daily production objectives are accomplished related to storage, daily inventory, transfers, manufacture, and d... more>> Sioux City , IA Jebro Incorporated 01/27/2017
Tractor Trailer driver (seasonal) Responsible to operate straight truck or tractor-trailer equipment and maintain properly to transport material to designated location in a timely manner Sauk Rapids, MN Knife River - Central Minnesota Division 05/31/2017
Traffic Control Maintainers Knife River is looking for Traffic Control Maintainers to assist Superintendents with traffic control needs and perform other duties including manual labor as assigned by Supervisor. These individuals... more>> American Fork, UT Knife River - Southern Idaho Division 02/17/2017
Traveling Mechanic JOB SUMMARY    Responsible for safely keeping equipment running and maintained properly. This is a union-Teamster position that travels within northern Minnesota as well as North D... more>> Bemidji, MN Knife River Materials - Northern Minn. Division 08/01/2017
Truck Driver - Class A - seasonal Responsible to operate straight truck or tractor-trailer equipment and maintain properly to transport material to designated location in a timely manner Iowa and South Dakota, IA Knife River - Midwest Division 05/31/2017
Truck Drivers Responsible to operate straight truck or tractor-trailer equipment and maintain properly to transport material to designated location in a timely manner. Bryan, TX Knife River - Texas Division 01/31/2017
Water Truck Driver To safely maintain & operate water truck to transport and spray water on road surfaces at the designated location in a timely manner. Waco, TX Knife River - Texas Division 01/31/2017
Water Truck Drivers Will operate a 2,000-5,000-gallon water truck. Apply water to grade for dust control and moisture for materials.        Successful candidate will be hard workin... more>> Provo , UT Knife River - Southern Idaho Division 02/17/2017