Accepting Applications.


Mechanical Designer (EIT or PE)

Engineering Group

posted on Sep 19

C1S Group, Inc. is looking for a Mechanical Designer to develop high-quality mechanical design solutions for our clients. You will have design accountability for developing mechanical systems for industrial and commercial facility renovation projects. You will be the critical resource that consolidates information from the project manager and all other design disciplines to create a comprehensive set of construction documents.

At C1S, every project is different and presents new challenges that require critical thinking and creative problem-solving.   Our compensation and benefits are among the best in the industry.   C1S pays 100% of employee premiums for medical and dental, life, and long and short-term disability insurance.  We provide 15 days of paid time off and eight paid holidays.  We match our 401k at 100% up to 6% of annual compensation with immediate vesting.  C1S pays for all continuing education and licensure for our team.  

We also share the financial success of our projects through a project incentive plan.  C1S Group has been consistently ranked as one of the best companies to work for in the US (Outside Magazine and Inc. Magazine).   Check out our website to learn more about who we are and what we do.  


  • 1-4 years of mechanical design for commercial and industrial renovation, including:

    • Mechanical equipment sizing and layout

    • Heat load calculation

    • Duct sizing and routing

    • Pipe sizing and routing

  • 3+ years of Revit design experience.

  • 3+ years of working with Trane Trace.

  • 2+ years of engineering site work (as-builts, design verification, facility audits, etc.).

  • Design-Build project experience preferred.

  • Cleanroom, data center, and "mission-critical" facility design experience are a plus.

  • Excellent time management and communication skills.

  • Ability to work on more than one project at a time.

  • 3-D scanning, Drone Operations, and Commissioning experience are a plus.


  • Develop mechanical design solutions for commercial and industrial renovation projects (conceptual design, equipment selection, construction drawings, specifications, energy modeling, etc.)

  • Coordinate mechanical design with the architect and other disciplines to ensure constructibility

  • Attend kickoff, coordination, and site meetings for all projects

  • Communicate with colleagues, external consultants, and vendors to accomplish design assignments

  • Communicate with permitting entities and utility companies to ensure design compliance

  • Will require some travel, up to 25%


  • We are SAFE:  Proactive, Intentional, Uncompromising commitment to safety

  • We are REAL:  Honest, Trustworthy, Genuine, Serve with Integrity and Humility

  • We are SELF-PROPELLED: Driven, Determined, Passionate, Never Satisfied

  • We MAKE IT HAPPEN: Resourceful, Flexible, Finish What You Start

  • We WALK OUR TALK: Dependable, Committed, Steady, Do What We Say We’ll Do

  • We WORK HARD & PLAY HARD: Have Fun, Enjoy Life, Laugh Often, Strive for Balance

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