CNC Machinist - Day Shift

Company: Astec Industries
Location: Yankton
Posted on: February 17, 2026

Job Description:

Job Description Job Description The Machinist (CNC/Manual) position programs and operates one or more CNC machining center to perform drilling, tapping, milling, boring and other machining operations over a range of surfaces, diameters, and depths. Determines operation sequence, select, and adjust tools and mount in storage matrix. Job set ups may be complex and require milling to very close tolerances. Key Deliverables · Study blueprints, drawings, manuals, specifications, or sample part to determine dimensions and tolerances of finished work piece · Starts and observes machine operation to detect malfunctions or out-of-tolerance machining and adjusts machine controls or control media as required. · Inspect finished workpiece(s) to blueprints, quality standards, exact tolerances, using measuring and inspection tools as necessary. · Sets up and operates machine on trial run to verify accuracy of machine settings or programmed control data to process steel (some pieces weighing as much as 300 lbs.) · Consults with engineers, production management, programmers, or others to resolve machining or programming problems. Key Activities & Responsibilities · Operates alternately more than one type of machine tool such as grinders, drill presses, lathes, etc. on machining operations of moderate complexity. · Reads job specifications to determine machine adjustments and material requirements. · Performs correct machine adjustments and obtains correct materials. · Set up and lay out to print specifications. · Observes machine operation to detect work piece defects or machine malfunction. · Measures work piece dimensions to determine accuracy of machine operation. · Removes burrs, sharp edges, rust, or scale from work piece. · Adjust stops and replace dull tools. · Performs minor machine maintenance such as oiling machines, dies, or work pieces. · Stack, mark, pack, and transport finished work pieces. · Completes related paperwork necessary to maintain accurate manufacturing records. · Maintains and uses all appropriate PPE · Uses material handling equipment when required · Actively participate in accident prevention and adhere to all safety requirements To be successful in this role, your experience and competencies are: · High school diploma or general education degree (GED); and formal technical training credits in recognized college level- program. · 1-2 years with heavy equipment production line CNC/Manual machining required. · Maintain positive, cooperative working relationships by working, acting, and communicating with various personalities getting along with customers, vendors, co-workers, and management working both individually and as part of a team. · Skill in working efficiently and accurately to keep up with production requirements. · Safe material handling skills in working with steel. · Capacity to learn quickly, parts machined are unique to manufactured equipment and change orders are frequent. · Flexible and adaptable in coping with pressures, deadlines, and rapidly changing situations. Our Culture and Values Employees that become part of Astec embody the values below throughout their work. · Continuous devotion to meeting the needs of our customers · Honesty and integrity in all aspects of business · Respect for all individuals · Preserving entrepreneurial spirit and innovation · Safety, quality and productivity as means to ensure success Manufacturing Environment Shop manufacturing environment exposures include exposure to moving mechanical parts, machinery, tools and equipment, vibration, fumes or airborne particles, motorized vehicles, welding and machining operations, outside weather conditions and exposure to the risk of electric shock. The employee may occasionally be exposed to varying levels of dirt, dust, toxic or caustic chemicals, very warm and/or very chilly temperatures. The noise level in the shop can be very loud at times consistent with an industrial assembly facility and may require hearing protection. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. EQUAL OPPORTUNITY EMPLOYER As an Equal Opportunity Employer, Astec does not discriminate on the basis of race, creed, color, religion, gender (sex), sexual orientation, gender identity, marital status, national origin, ancestry, age, disability, citizenship status, a person’s veteran status or any other characteristic protected by law or executive order.

Keywords: Astec Industries, Sioux City , CNC Machinist - Day Shift, Manufacturing , Yankton, Iowa