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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
Equipment Operator/Skid Steer (seasonal) To maintain and operate skid steer and various equipment to produce quality asphalt paving, grading, or aggregate projects. Williston, ND Knife River - North Dakota Division 10/05/2015
Aggregate Laborer (seasonal) To complete various laborer and small equipment operation tasks to produce quality aggregate products Sauk Rapids, MN Knife River - Central Minnesota Division 09/10/2015
Asphalt Distributor Driver (multiple openings) 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 c... more>> Stockton, CA Pacific Northwest Oil Company 12/24/2015
Asphalt Laborers (Seasonal) To complete various laborer and small equipment operation tasks to produce quality asphalt paving. Williston, ND Knife River - North Dakota Division 10/05/2015
Asphalt Plant Groundman (seasonal) To maximize bituminous plant production through monitoring equipment operation and performing preventative maintenance. Williston, ND Knife River - North Dakota Division 10/05/2015
Belly Dump Train/End Dump Drivers (seasonal) Delivery Driver to commercial, construction and residential projects. Perform pre and post trip vehicle inspections. Maintain all daily paperwork. Other related duties as required. This is a seasona... more>> Kalispell, MT Knife River - Kalispell Division 10/31/2015
Blade/Motor Grader Operator Responsible to safely operate grader to spread and level dirt, gravel and stone to grade specification. Williston, ND Knife River - North Dakota Division 10/05/2015
Bottom Dump Driver (1-2) Knife River Northern California Ready Mix and Aggregate division has several openings for part-time/on-call Bottom Dump Truck drivers to service our customers within the northern California market. D... more>> Stockton, CA Knife River - Northern California Ready Mix Div. 12/04/2015
Bridge/Commercial Products Technician Knife River Corporation - NW (Prestressed Concrete Division) is an award-winning leader in the industry producing a full range of precast/prestressed concrete products. Knife River is seeking to fill... more>> Harrisburg, OR Knife River - Western Oregon Division 09/30/2015
Bulk Cement Driver Responsible to safely operate tractor-trailer to deliver cement powder. Beaumont, TX Knife River - Texas Division 09/30/2015
Bulk Cement Driver-Night Shift Responsible to safely operate tractor-trailer to deliver cement powder. Bryan, TX Knife River - Texas Division 09/30/2015
Concrete Bridge Supervisor The employee in this position inspects and supervises bridge crews performing construction, repair and maintenance of bridges, culverts, curbs, gutters, retaining walls and related concrete structures... more>> Waco, TX Knife River - Texas Division 09/30/2015
Concrete Finisher 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 Finisher.  ... more>> BOISE, ID Knife River - Southern Idaho Division 09/11/2015
Concrete Finisher Float and finish concrete to a final acceptable condition; meeting Owner/TXDOT requirements. Bryan, TX Knife River - Texas Division 09/30/2015
Concrete Finisher - (seasonal) 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>> Williston , ND Knife River - North Dakota Division 10/05/2015
Concrete Finisher - (seasonal) 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>> Bismarck, ND Knife River - North Dakota Division 10/05/2015
Concrete Finisher(s) (Seasonal) Knife River Billings is looking for individuals responsible to safely form, pour and finish surfaces of poured concrete sidewalks or curbs to specified textures using hand tools or power tools includi... more>> Billings, MT Knife River - Billings Division 09/30/2015
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 09/30/2015
Concrete Form Setter 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. Bryan, TX Knife River - Texas Division 09/30/2015
Concrete Form Setter 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 09/11/2015
Concrete Form Setters/Finishers Knife River-Casper Division is accepting applications for concrete form setters/finishers. Applicant must have a minimum of 1 year experience in concrete construction including forming and pouring of... more>> Casper, WY Knife River - Casper Division 09/25/2015
Concrete Laborers - (seasonal) To complete various laborer and small equipment operation tasks to produce quality concrete projects. Williston, ND Knife River - North Dakota Division 10/05/2015
Concrete Sales Representative To establish good relationships with current customers, contact potential customers, create lasting customer relationships in order to obtain maximum volumes and profitability from concrete sales. Navasota, TX Knife River - Texas Division 09/30/2015
Construction Superintendent (seasonal) Responsible to safely manage and coordinate activities of construction projects (asphalt, grading, and concrete) and direct construction and maintenance of roads or streets. Williston, ND Knife River - North Dakota Division 09/30/2015
Controller Responsible for directing the financial activities, including maintaining adequate and proper ledger accounts of all assets, liabilities and transactions of the company and ensures that audits are per... more>> Sioux City, IA Knife River - Midwest Division 09/18/2015
Crusher and Loader Operators CRUSHER OPERATOR    JOB SUMMARY    Responsible to safely operate machines that convey, wash, crush & screen aggregates to produce quality sand & gravel at maxim... more>> Bemidji, MN Knife River Materials - Northern Minn. Division 04/30/2016
Crusher/WashPlant Operator 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>> Bismarck, ND Knife River - North Dakota Division 10/05/2015
Crushing Laborers and Operators Knife River Idaho is looking for a complete Crushing Crew. This crew will be well diverse in crushing equipment operations, safety guidelines and team work.    The following posit... more>> Boise, ID Knife River - Southern Idaho Division 10/01/2015
Diesel/Heavy Equipment Mechanic Responsible for safely keeping equipment running and maintained properly Bismarck, ND Knife River - North Dakota Division 10/31/2015
Dispatch Supervisor Responsible for dispatching personnel, ordering equipment, trucking, concrete, raw materials and various supplies.         1. *Accounting – Review accounts pay... more>> Stockton, CA Knife River Construction-Northern CA Stockton Div. 09/18/2015
Distributor Operator Responsible to safely operate and drive truck equipped with tank to spray oil or bituminous emulsions on road surfaces.      Sioux City, IA Knife River - Midwest Division 09/25/2015
Distributor Operator/Driver (Seasonal) Responsible to safely operate and drive truck equipped with tank to spray oil or bituminous emulsions on road surfaces. Williston, ND Knife River - North Dakota Division 10/05/2015
Dozer Operator - Contruction (Seasonal) To open new or existing site and prepare for aggregate extraction & stockpiling then restore site after extraction operation is completed Williston, ND Knife River - North Dakota Division 10/05/2015
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 09/30/2015
Equipment Operators Responsible to safely operate various machinery needed to perform various tasks on highways and streets. Equipment may include loaders, backhoes, blades, rollers, pavers and paver screeds  &... more>> Cheyenne, WY Knife River - Cheyenne Division 09/30/2015
EQUIPMENT/TRUCK MECHANIC - DAY SHIFT Hours: 8:00 AM to 4:30 PM        Help maintain and repair construction trucks/equipment and complete daily paperwork. This would include hydraulic repair, brake... more>> Portland, OR Knife River - Western Oregon Division 09/10/2015
Estimator/Project Manager 1. Review proposal specifications, drawings, pre-bid meetings and visit project sites to determine scope of work required in preparing bid/estimate proposal.    2. Determine labor,... more>> American Fork, UT Knife River - Southern Idaho Division 09/30/2015
Estimator/Project Manager To bid and manage projects in the company's work area in order to achieve lowest bid and highest price that the market will allow Williston, ND Knife River - North Dakota Division 09/30/2015
Excavator (seasonal) Responsible to safely operate excavating equipment to excavate, move and grade earth. Williston, ND Knife River - North Dakota Division 10/05/2015
Excavator Operator Operators needed for Price Helper area and/or Logan, UT. Applicants must have the availability to work a variety of shifts including weekends. Successful candidate must have a valid driver license. American Fork, UT Knife River - Southern Idaho Division 09/30/2015
Fabrication Shop Superintendent Establish a safe, clean and productive work environment with a focus on housekeeping and zero injuries. Implement process improvements in the fab shop to improve productivity and efficiency. Provide l... more>> Harrisburg, OR Knife River - Western Oregon Division 09/25/2015
Finish Blade Operator (s) The Knife River-Casper Division is looking for qualified finish blade operators for our construction services operations.     Minimum duties/abilities are defined as follows: ... more>> Casper, WY Knife River - Casper Division 10/05/2015
Flaggers JOB SUMMARY    Responsible to safely control the movement of vehicular traffic through construction projects             ... more>> Bemidji, MN Knife River Materials - Northern Minn. Division 09/21/2015
Flagperson - Port (seasonal) Responsible to safely control the movement of vehicular traffic through construction projects.        [Davis-Bacon wages may apply.] Sioux City, IA Knife River - Midwest Division 09/18/2015
General Laborer 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 09/07/2015
General Laborer (seasonal) Knife River - Kalispell is looking for Laborers for the up coming construction season. Candidate's must be hard working, dependable, self modivated, and able to follow directions. Kalispell, MT Knife River - Kalispell Division 10/31/2015
General Laborers (seasonal) Knife River - Missoula is looking for Laborers for the up coming construction season. Candidate's must be hard working, dependable, self modivated, and able to follow directions. Missoula, MT Knife River - Missoula Division 10/31/2015
General Laborers (Seasonal) Knife River - Billings is looking for Laborers for the up coming construction season. Candidate's must be hard working, dependable, self motivated, and able to follow directions. Billings, MT Knife River - Billings Division 09/30/2015
General Superintendent 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 General Superintendents.      ... more>> American Fork, UT Knife River - Southern Idaho Division 09/30/2015
GROUNDSPERSON/EQUIPMENT OPERATOR Maintenance, repair, labor and operate equipment in support of crushing operations including clean-up duties, oiling, lubrication, and miscellaneous repairs. Participate in quality control to meet spe... more>> Portland, OR Knife River - Western Oregon Division 09/30/2015
Heavy Equipment Mechanic Responsible for safely keeping equipment running and maintained properly. Experienced Diesel Technicians. Mechanics are needed to perform maintenance work on Fleet of Extensive Diesel Engine Heavy dut... more>> Waco, TX Knife River - Texas Division 09/30/2015
Heavy Equipment Operator(s) (Seasonal) The Knife River Billings Division is looking for experienced heavy equipment operators for our construction services operations. We are looking to fill the following positions: motor graders, rollers,... more>> Billings, MT Knife River - Billings Division 09/30/2015
Heavy Equipment Operator(s) (seasonal) The Knife River Kalispell Division is looking for experienced heavy equipment operators for our construction services operations. We are looking to fill the following positions: motor graders, rollers... more>> Kalispell, MT Knife River - Kalispell Division 10/31/2015
Heavy Equipment Operator(s) (seasonal) The Knife River Missoula Division is looking for experienced heavy equipment operators for our construction services operations. We are looking to fill the following positions: motor graders, rollers,... more>> Missoula, MT Knife River - Missoula Division 10/31/2015
Heavy Equipment Operator-Comm (seasonal) Responsible to safely operate equipment (excavator, blade, front-end loader, trimmer, etc.) to spread/level dirt/gravel/stone to grade specifications in construction maintenance and earthwork structur... more>> Sioux City, IA Knife River - Midwest Division 09/25/2015
Heavy Truck Mechanic - Second Shift Safely perform repair and maintenance duties on a fleet of heavy diesel and gasoline trucks. Work will primarily be performed in a shop setting but some work will be done in the field. Medford, OR Knife River Materials - Southern Oregon Division 09/11/2015
Laborer Laborers needed for Price/Helper area and/or Logan, UT. Candidate will be hard working, dependable and able to perform manual labor for approximately 90% of their work shift.     ... more>> American Fork, UT Knife River - Southern Idaho Division 09/30/2015
Laborer-Comm (seasonal) Responsible to safely complete various laborer and small equipment operation tasks to produce quality asphalt paving or concrete projects.         [Davis-Bacon ... more>> Sioux City, IA Knife River - Midwest Division 09/25/2015
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 09/30/2015
Laydown Foreman (M/F) - Asphalt (seasonal) Responsible to safely supervise and coordinate activities of workers engaged in asphalt paving. Sioux City, IA Knife River - Midwest Division 09/25/2015
Loader Operator Loader Operators needed for Price/Helper area and/or Logan, UT. Will operate and maintain loader to feed conveyors, hoppers or load trucks.        Duties includ... more>> American Fork, UT Knife River - Southern Idaho Division 09/30/2015
Loader Operator Operate and maintain loader to feed conveyors, hoppers, or load trucks. Beaumont, TX Knife River - Texas Division 09/30/2015
Loader Operator (seasonal) To operate and maintain loader to feed conveyors, hoppers or load trucks Williston, ND Knife River - North Dakota Division 10/05/2015
Lube Technician Responsible to safely keep equipment running and maintained properly to maximize production and quality. Williston, ND Knife River - North Dakota Division 09/12/2015
Mechanic Mechanic repairs and maintains trucks as well as any other type of machinery that may be brought in for maintenance and/or repairs. Beaumont, TX Knife River - Texas Division 09/30/2015
Mechanic (seasonal) Responsible for safely keeping trucks and equipment running and properly maintained.         [Davis-Bacon wages may apply.] Sioux City, IA Knife River - Midwest Division 09/25/2015
Mechanic (Shop)-Night Shift Responsible for safely keeping equipment running and maintained properly. Williston, ND Knife River - North Dakota Division 09/05/2015
Mechanic(s) (Seasonal) Responsible for safely keeping trucks and equipment running and properly maintained.         [Davis Bacon Wages may apply] Billings, MT Knife River - Billings Division 09/30/2015
Paver Operator (seasonal) Responsible to safely operate machine that spreads and levels hot-mix bituminous paving material on subgrade of highways and streets or concrete paving machine to spread and smooth freshly poured conc... more>> Williston, ND Knife River - North Dakota Division 10/05/2015
Paver Screed Operators (seasonal) Responsible to safely adjust machine that spreads and levels bituminous or concrete paving material on subgrade of highways and streets to control width, depth, and quality of material being placed. Williston, ND Knife River - North Dakota Division 10/05/2015
Paving Foreman (seasonal) To efficiently run the paving operation, produce quality asphalt product in timely manner Williston, ND Knife River - North Dakota Division 09/19/2015
Payroll Coordinator-Clerk To manage or assist in completing the weekly payroll processing and labor reporting functions, while maintaining strict confidentiality. Anchorage, AK Anchorage Sand and Gravel Co, Inc. 09/06/2015
Petroleum Recovery Driver Responsible for efficient and safe operation of route truck to collect spent petroleum products as directed by orders and schedule. Additionally to provide customer service to promote satisfaction fo... more>> Cheyenne , WY Jebro Incorporated 09/18/2015
Pipe Foreman We are looking for self-motivated Pipe Foremen for Price/Helper area and/or Logan, Utah who is eager to contribute to the success of the company.     The Pipe Foreman will direct a... more>> American Fork, UT Knife River - Southern Idaho Division 09/30/2015
Pipe Layer Pipe Layers will be working in Helper, UT or Logan, UT. Must be hard-working, dependable and be able to perform manual labor for approximately 80% of the work shift. This position may require you to w... more>> American Fork, UT Knife River - Southern Idaho Division 09/30/2015
Plant Manager - Ready Mix Responsible for management of facility, safe operation of concrete batch plant, and batch materials used in construction. Bridge City, TX Knife River - Texas Division 09/30/2015
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. Bryan, TX Knife River - Texas Division 09/30/2015
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 09/30/2015
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. Rockdale, TX Knife River - Texas Division 09/30/2015
READY MIX DRIVERS Deliver ready mix concrete to commercial and construction projects. Will operate trucks at various locations as needs dictate. Other miscellaneous duties as directed by supervisor. Must have a flexibl... more>> Portland, OR Knife River - Western Oregon Division 09/30/2015
Ready Mix Drivers (Seasonal) To provide products and delivery services to customers in a timely manner to meet customer expectations Bismarck, ND Knife River - North Dakota Division 10/05/2015
Ready Mix Drivers (Seasonal) To provide products and delivery services to customers in a timely manner to meet customer expectations Williston/Watford City, ND Knife River - North Dakota Division 10/05/2015
Ready Mix Drivers (Seasonal) To provide products and delivery services to customers in a timely manner to meet customer expectations Dickinson, ND Knife River - North Dakota Division 10/05/2015
Ready Mix Drivers-Competitive Pay, Apply TODAY!!! EXPERIENCED DRIVERS NEEDED. Will be responsible for providing products and delivery services in a safe and timely manner to all our customers. Beaumont/Bridge City/Evadale/Port Arthur/Sour Lake, TX Knife River - Texas Division 09/30/2015
Ready Mix Truck Drivers Knife River Northern California Ready Mix division serves the greater Stockton California marketplace with ready mix through delivery in our Ready Mix Trucks. We are looking for several Ready Mix Tru... more>> Stockton and multiple Northern Cal. locations, CA Knife River - Northern California Ready Mix Div. 12/04/2015
Roller Operator - Asphalt (seasonal) Responsible to safely operate heavy rolling machine to compact bituminous surface to grade specifications preparatory to construction of highways, streets and runways. Williston, ND Knife River - North Dakota Division 10/05/2015
Senior Project Manager/Estimator Knife River is looking for a motivated and experienced Senior Project Manager/Estimator for our Casper Division. This position will require you to be able to work both independently and as a team pla... more>> Casper, WY Knife River - Casper Division 09/17/2015
Shop Foreman 1.*Provide equipment repair management support to Knife River Construction –Chico operations to maximize utilization and reduce cost.    2.*Coordinates activities of all shop perso... more>> Chico, CA Knife River Construction - Northern CA Chico Div. 10/05/2015
Survey Party Chief Serve as a lead to staff to include assigning and monitoring work and providing direction in performing various land survey and construction layout operations. Bryan, TX Knife River - Texas Division 09/30/2015
Truck Driver Class A-Ports (seasonal) Responsible to operate straight truck or tractor-trailer equipment and maintain properly to transport material to designated location in a timely manner.        &nb... more>> Sioux City, IA Knife River - Midwest Division 09/27/2015
Truck Driver(s) Responsible to operate Ready Mix, Straight Truck or Tractor Trailer equipment and maintain properly to transport material to designated location in a timely manner. Casper, WY Knife River - Casper Division 09/25/2015
Truck Drivers (Seasonal) Responsible to operate Ready Mix, Straight Truck or Tractor-Trailer equipment and maintain properly to transport material to designated location in a timely manner Billings, MT Knife River - Billings Division 09/30/2015
Truck Drivers (seasonal) Responsible to operate straight truck or tractor-trailer equipment and maintain properly to transport material to designated location in a timely manner Bemidji, MN Knife River Materials - Northern Minn. Division 05/13/2016
Truck Drivers (seasonal) Responsible to operate straight truck or tractor-trailer equipment and maintain properly to transport material to designated location in a timely Williston, ND Knife River - North Dakota Division 10/05/2015
Truck Drivers (seasonal) Responsible to operate straight truck or tractor-trailer equipment and maintain properly to transport material to designated location in a timely Bismarck , ND Knife River - North Dakota Division 10/05/2015
Warehouse/Driver This position is responsible for supporting general laborer, Building Materials warehouse with yard housekeeping and general maintenance.        1. * Under the ... more>> Stockton , CA Knife River - Northern California Ready Mix Div. 09/28/2015
WELDER/FABRICATOR Tuesday through Saturday, Schedule may vary depending on scheduling and work load.    Rebuilding and fabricating parts for plants, trucks and equipment following blueprints and spe... more>> Albany, OR Knife River - Western Oregon Division 09/08/2015