Thielsch Engineering

Mechanical Designer - CEC

Job Locations US-RI-Cranston
Position Type
Regular Full-Time


As a Mechanical Designer, you will provide on-site engineering and support, collaborating with a team of engineers and designers with diverse backgrounds and experience levels.  This is an exciting opportunity to gain engineering design experience and advance your knowledge in plumbing, fire protection and HVAC design.


Conduct design review and commissioning services for plumbing, fire sprinkler, and HVAC systems. Duties include review of designs and submittals; verification of as-built and redline drawings; construction surveys and inspections; development and partial witnessing of pre-functional checklists; and development and executing functional performance tests. 

  • Review of designs will include evaluating whether the designer has met the owner’s intent based on contract serviceability, maintainability, and operability requirements, that the designer has adhered to all applicable building codes, and assess whether systems and components are adequately sized for owner/tenant identified requirements. 
  • Use BIM systems and drafting software to produce engineered drawings.
  • Provide technical assistance to develop statements of work for projects related to all aspects of the built environment for building owner and stakeholders 
  • Apply fundamental engineering principles to create efficient, practical solutions to design challenges that are not addressed by the straightforward application of existing protection codes and standards. 
  • Use code and accepted engineering practices to size waste & vent, natural gas, and domestic plumbing systems.
  • Use specialized software to perform hydraulic calculations for the sizing of fire sprinkler systems.
  • Perform HVAC load calculations and assist with equipment selection.
  • Meet client and customer needs and expectations by completing assigned tasks in the time allotted, and effectively communicating with project team members, clients, customers, and others. Compose technical letters and reports to address specific technical concepts as may be needed by assigned tasks.


  • 1-3 years’ experience to include the design of plumbing, fire sprinkler, and HVAC systems
  • Experience with  AutoCAD
    Excellent communication (verbal and written) and customer service skills

Compensation & Benefits

  • Competitive wages
  • Health Care - United HealthCare, Delta Dental and Vision Service Plan
  • Paid holidays and Paid Time Off (PTO) 
  • Employer-paid Employee Stock Ownership Program (ESOP)
  • Employer-paid Life and AD&D insurance; access to short and long-term disability insurance.
  • Tuition reimbursement, Professional development and more! 



Who We Are

Thielsch Engineering, is an employee-owned, professional engineering firm that provides a complete range of consulting, design, and energy services to customers throughout the United States and internationally. Our multi-disciplined engineering and technical staff specialize in failure analysis, engineering design, process optimization, and condition assessment.  Our work demonstrates how creative collaboration can produce outstanding results for our clients and our communities.

Our Culture

At Thielsch, our customers come from all walks of life -- and so do our employees!  We hire amazing people from a wide variety of backgrounds, not just because it’s the right thing to do, but because it makes our company stronger. We can confidently state that we are successful as a direct result of our diversity.  From day one and throughout your career with us, you’ll find a workplace culture with expansive personal & professional development opportunities, cutting edge technology, a place where relationships are valued, and work/life balance is always a priority.  We are committed to diversity, equity, and inclusion (DEI) within our workplace and in our communities. It is our policy to provide equal employment opportunities (EEO) to all employees and applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status or any other applicable federal or state-protected classification.

Creative Environment Corp., a subsidiary of Thielsch Engineering, is dedicated to providing the highest quality Engineering & Design Services for our local and national clients.  



Thielsch Engineering, Inc. is an E-Verify participant and will conduct background investigations and pre-employment screening of candidates for employment Pre-employment activities will be conducted on qualified applicants after acceptance of a job offer. Thielsch Engineering, Inc. is an employee-owned company and an equal opportunity/affirmative action employer. We welcome applications from all backgrounds regardless of race, color, religion, sex, national origin, ancestry, age, marital status, sexual orientation, gender identity or expression, veteran status, disability, or any other classification protected by law.  


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