PKG Contracting, Inc. (PKG) provides water and wastewater solutions for municipalities, rural and regional water systems.  Providing creative, quality solutions, while building strong relationships with owners and engineers in the Upper Midwest. For over two decades our reputation is built on the quality of our work and our expertise in this industry. "Our success has been through the growth of our team. We do more than just teach, train, explain or demonstrate to our team, we empower and inspire them to achieve great things!" - Darin Pfingsten, President

Primary Essential Job Functions

  • Operate wastewater treatment plant producing a product that meets or exceeds state and federal regulations.
  • Performs lab analysis and documentation results in accordance with policies.
  • Makes treatment adjustments as needed. Performs control room duties; using trending and reporting tools to optimize system operations.
  • Diagnose biological and chemical treatment conditions.
  • Monitor, identify, and advocate process recommendations and corrective actions.
  • Perform start-up, shutdown, and adjustment of newly constructed facilities.
  • Monitor inventory of chemicals, consumable parts, and other supplies.
  • Follow established protocols when additional supplies are required.
  • Perform safety and overall plan inspections and reports.
  • Perform routine and non-routine maintenance: check, lubricate, maintain, and make minor repairs and adjustments to pumps, motors, mechanical equipment, screens, blowers, and other related equipment within the facility.
  • Respond to plant alarms and correct problems or contact appropriate personnel in any weather-related or other plant emergencies and provide essential services.
  • Attend training courses, formal classes, short schools, conferences, seminars, and online courses to meet educational and safety requirements and maintain South Dakota State Wastewater Treatment Operators license.


  • Class IV Operator License issued by the state of South Dakota or ability to gain Class IV status. Education and experience requirements apply.
  • Out-of-State Class IV Operators License must complete South Dakota exam or apply for reciprocity and gain approval.
  • Experience operating an MBR treatment facility a plus.
  • Advanced knowledge of principles used in various processes of advanced water and wastewater treatment.
  • Knowledge of wastewater treatment regulations and compliance with NPDES permits and all other federal, state, and local requirements; OSHA guidelines related to large water and wastewater treatment facilities. 
  • Ability to perform all routine operator functions; determine processing requirements; sample the influent and effluent at various stages of processing and identify problems and ensure proper and efficient operation of the treatment plant.
  • Demonstrate ability to prioritize work and meet deadlines efficiently and cost effectively.
  • Keen attention to detail and a high level of initiative and ability to work independently.
  • Demonstrate strong decision making and problem-solving skills.
  • Must be able to attend work regularly and reliably, according to the schedule established at Management discretion (Facility may require 24/7 on-call monitoring).
  • Willingness to work in a team environment and assist co-workers or supervisors with other duties as required. Knowledge of construction activities and mechanical processes a plus.

Physical Requirements

  • Individuals are required to wear personal protective equipment (PPE) in designated operations and production areas as stated by OSHA and/or MSHA. Protective equipment that may be required, but not limited to, include hard hat, face shield, safety (hard toe) shoes, safety glasses, gloves, and coveralls.
  • Ability to sit, stand, walk, stoop, kneel, crouch, crawl, reach, grasp, climb, balance, have hand/finger dexterity and reach with hands and arms above their shoulders.
  • Inside conditions, outdoor weather conditions, extreme temperatures, in wet and humid conditions, with areas of dust, odors, mist, gasses or other airborne matter.
  • Heights, confined spaces and are exposed to mechanical, electrical hazards.
  • Vision abilities (with or without correction) include close, distance, peripheral, depth, and the ability to adjust focus.
  • Sensory ability to talk, hear, smell, touch and feel.
  • Must be able to exert up to 10-20 lbs. constantly to move objects, 25-50 lbs of force frequently, and 50-100 lbs of force occasionally.
  • Noise level is frequently moderate. 


PKG Contracting has some of the best employees around because we know what it takes to attract top talent in the industry. Below are some of the amazing benefits you can be eligible for when working with PKG Contracting:

  • Health/HSA with $120 company contribution monthly
  • Dental
  • Accident
  • Critical Illness
  • Vision
  • Dependent Care
  • STD
  • Company Paid Life Insurance
  • 401K with company Match
  • Vacation - up to 3 weeks a year based on position
Equal Opportunity Employer, including disabled and veterans.