Nelson Baker is constantly growing. We are currently seeking a Mechanical Engineer to be part of our expanding professional team in Sioux Falls, SD. If you are looking for a career with an innovative and rewarding company, submit your resume with the Apply Now button above.


  • A challenging and innovative career in the biotech industry
  • Collaboration with a healthy, passionate, hard-working team
  • Career advancement opportunities
  • Competitive pay
  • Because we believe in balancing your work life and your home life, 8 paid holidays and paid vacation time
  • A full benefits package including medical and dental with family plans available, prescription drug benefit, a vision discount plan, flex spending accounts, life insurance and disability policies
  • Participation in the 401K plan and bonus program
  • Tuition assistance for your continuing education
  • The opportunity to give back to the local community through Nelson Baker Gives Back events


The Mechanical Engineer is responsible for performing all routine mechanical engineering calculations and duties including but not limited to; Plan, design and oversee the equipment and materials selection for projects. Develop engineering details into equipment specifications, requests for proposal and a final design. Gather, analyze, interpret, act upon, and pass on all pertinent project data. Maintain an informational database on all pertinent equipment information. Coordinate with structural, electrical, and chemical disciplines during the engineering for Design-Build projects. Review designers’ drawings. Develop contractor bid packages for piping, millwrights, insulation, etc. Perform periodic site visits to verify subcontractor conformance to drawings and specifications. Coordinate with site superintendent to address construction questions and issues. Perform cost estimating and create proposal documents for the mechanical scope of potential projects. Assist with equipment commissioning and start-up, as required. 


  • Ability to comprehend and perform calculations related to heat and mass transfer, fluid dynamics, and thermodynamics
  • Provide overall strategy and technical solutions as warranted for project challenges in the mechanical engineering scope of Work
  • Coordinate with equipment vendors to specify and procure equipment
  • Perform engineering studies to determine the best course of action to take to resolve a particular problem or select a particular process or piece of equipment
  • Completion of feasibility studies and economic assessment of process/project alternatives
  • Development of equipment layouts, piping layouts, construction packages, and occasionally PFDs and P&IDs
  • Coordinate with and communicate pertinent information in a timely manner to other departments (i.e. electrical, structural, accounting, drafting, etc.)
  • Answer technical inquiries, make technical recommendations, provide process and equipment troubleshooting, improve mechanical engineering tools, and develop process procedures
  • Provide front end and detailed engineering for minor and major capital projects
  • Review general project objectives and establish engineering requirements for the whole project or major system. This involves interpretation, definition of scope, and development of concepts
  • Ability to plan, develop, coordinate, and direct the engineering effort for the major system(s) of a large complex project or for a total project of moderate scope
  • Identify and assess improvement opportunities which will add value
  • Identify and participate in the evaluation of new technological developments and processes for feasibility and cost effectiveness
  • Assist operations training by presenting technical details to plant staff
  • Perform additional duties as directed or assigned
  • Minimum B.S. Mechanical Engineering or Chemical Engineering required

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