Mechanical Engineer III

If you think your skills, experience and aspirations make you a good match for this position, we encourage you to apply.

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About The Role
You will be a member of our multi-disciplinary team and will work under the direction of designated project leadership. Projects may include new construction and renovation in educational, healthcare, corporate commercial and science and technology.

Here's What You'll Do

• Perform and direct design of ductwork, piping and equipment selection for HVAC systems independently on assigned projects. Complex projects could be under the supervision of a professional engineer. As necessary assist with Plumbing and Fire Protection Designs.
• May supervise or provide project management direction within the mechanical discipline to include the monitoring of project progresses and project budget.
• Calculate heating, cooling loads, layout, design ductwork, and piping using energy modeling software.
• Prepare Revit/BIM modeling of construction drawings of HVAC systems from schematic design to construction administration phases including layout, sketches and detail drawings as required. As necessary perform Revit/BIM modeling for plumbing and fire protection systems.
• Edit specifications relating to existing or new projects.
• Independently research as need arises and respond to emergent issues.
• Specify mechanical equipment such as boilers, chillers, and air handling units.
• Review shop drawings for compliance of specifications and contract documents.
• Interface effectively with clients and members of the project team, attend Owner, Architect, Construction Administration (OAC) meetings with an understanding and focus on the project budget.
• Respond to RFI's and review of change orders in the preparation of construction documents.
• Conduct job site visits to verify existing conditions and observe construction progress. Attend and participate in construction meetings. Site visits frequently require a physical walk-through of site.
• Coordinates work activities on specific projects with several persons with various levels of capability; participates in business development and marketing activities.
• Perform other duties as assigned.

Here's What You'll Need

• Minimum of 6 years of related experience required.
• Current PE in Mechanical the United States required.
• LEED accreditation preferred.
• Must possess a working knowledge and experience, while still acquiring higher level knowledge.
• Excellent verbal and written communication skills.
• Able to effectively handle multiple projects.
• Experience in computer applications for engineering design programs (i.e. Revit, Trane Trace or Trane 3D Plus) required.

For a general overview of our benefits, please visit our careers page at

About Our Firm
CannonDesign is a design practice where strategy, experience, architecture, engineering, and social impact converge. We don't just dream up solutions — we create and bring them to life in ways to solve some of the biggest challenges facing our clients and the society. At the heart of everything we do is Living-Centered Design, a bold commitment to using our talents to not just improve the world but to truly reshape it for the better. It's more than a philosophy — it's who we are, and it drives us to make a meaningful, lasting difference every day.

About Working Here

• We are relentless in our pursuit of client adoration (not simply satisfaction). Consistent delivery of the best service is what we are about.
• We are committed to ensuring our practice provides equal opportunities for all employees, as we strive to connect with communities around us and focus on the future of design. We support equity, diversity, and inclusion efforts that benefit all employees through the leadership of our DEI Council, our Employee Resource Groups which are open to everyone, and other community initiatives.
• We're about communication and transparency here. If you want to talk to someone about an idea you have, or a challenge that needs addressing, we're ready for you.

Please note that candidates can only apply to our positions on our company Careers site. It's not uncommon for scammers to create positions that look legitimate on other sites; never enter your information or apply for CannonDesign positions on any platform. Should an issue arise that you feel we should be aware of, please contact us. Please provide your resume and portfolio when applying.
As a condition of employment, all employees are expected to complete mandatory training, including compliance training, within required timeframes and adhere to our internal policies and our Code of Conduct.

CannonDesign is an Equal Opportunity Employer. CannonDesign is committed to maintaining a work environment that is free from any and all forms of unlawful discrimination and harassment. It is therefore the firm's policy to prohibit discrimination and harassment against any applicant, CannonDesign employee, vendor, contractor, or client on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, pregnancy, veteran status, genetic information, citizenship status, or any other basis prohibited by applicable law. It is also CannonDesign's policy to prohibit any and all forms of retaliation against any individual who has complained of harassing or discriminatory conduct, or participated in a firm or agency investigation into such complaints.