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Building Mechanical Engineer Jobs (NOW HIRING)

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Building Mechanical Engineer information

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$45.5K

$102.9K

$166.5K

How much do building mechanical engineer jobs pay per year?

As of Aug 17, 2026, the average yearly pay for building mechanical engineer in the United States is $102,878.00, according to ZipRecruiter salary data. Most workers in this role earn between $81,500.00 and $126,500.00 per year, depending on experience, location, and employer.

What is a building mechanical engineer?

A Building Mechanical Engineer is a professional who designs, develops, and oversees the installation and maintenance of mechanical systems within buildings, such as heating, ventilation, air conditioning (HVAC), plumbing, and sometimes fire protection systems. Their work ensures that buildings are comfortable, safe, and energy efficient for occupants. They collaborate closely with architects, electrical engineers, and construction teams throughout the design and construction process. Building Mechanical Engineers are essential for creating sustainable and functional indoor environments in residential, commercial, and industrial buildings.

What are the key skills and qualifications needed to thrive as a building mechanical engineer?

To thrive as a Building Mechanical Engineer, you need a solid background in mechanical engineering principles, HVAC systems, and building codes, usually supported by a bachelor's degree in mechanical engineering and professional licensure (PE). Familiarity with CAD software, energy modeling tools, and building management systems (BMS) is typically required. Strong problem-solving, project management, and communication skills help you coordinate with architects, contractors, and clients. These skills ensure safe, efficient, and sustainable building environments while meeting regulatory and client requirements.

What are some common challenges building mechanical engineers face when working on multi-disciplinary construction projects?

Building Mechanical Engineers often encounter challenges related to coordinating with architects, electrical engineers, and structural teams to ensure that HVAC, plumbing, and fire protection systems are seamlessly integrated into the overall building design. Balancing system efficiency, sustainability goals, and project budgets can also be complex, especially when site constraints or last-minute design changes arise. Effective communication and proactive problem-solving are crucial for addressing these challenges and delivering successful projects.

What is the difference between Building Mechanical Engineer vs Mechanical Engineer?

AspectBuilding Mechanical EngineerMechanical Engineer
CredentialsBachelor's in Mechanical Engineering, PE license often preferredBachelor's in Mechanical Engineering, PE license advantageous
Work EnvironmentDesigning HVAC, plumbing, and fire protection systems for buildingsDesign, analysis, and manufacturing across various industries
Industry UsageConstruction, building design, facilities managementManufacturing, automotive, aerospace, energy

Building Mechanical Engineers focus on designing and maintaining mechanical systems within buildings, such as HVAC and plumbing, often working closely with architects and construction teams. Mechanical Engineers have a broader scope, working on mechanical systems across multiple industries, including manufacturing and energy. While both roles require similar credentials, their work environments and industry applications differ significantly.

More about Building Mechanical Engineer jobs

What cities are hiring for Building Mechanical Engineer jobs?

Cities with the most Building Mechanical Engineer job openings:

What states have the most Building Mechanical Engineer jobs?

States with the most job openings for Building Mechanical Engineer jobs include:

Infographic showing various Building Mechanical Engineer job openings in the United States as of August 2026, with employment types broken down into 85% Full Time, 13% Part Time, and 2% Contract. Highlights an 82% Physical, 2% Hybrid, and 16% Remote job distribution, with an average salary of $102,878 per year, or $49.5 per hour.

Building Mechanical (HVAC) Engineer

Brown and Caldwell

Atlanta, GA

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 26 days ago


Brown and Caldwell rating

9.4

Company rating: 9.4 out of 10

Based on 7 frontline employees who took The Breakroom Quiz

15th of 449 rated engineering


Job description

We currently have an opportunity for a Building Mechanical Engineer to join our team. This role will work directly with engineers and other design staff to provide building mechanical and plumbing designs for facilities primarily serving the water and wastewater industries.  Duties include assisting in the development of P&IDs, layout and design of equipment, design of building mechanical and plumbing systems, development of 3D models, production of contract documents, field investigations, and support during construction. Additional responsibilities will include assisting the National Discipline Lead with updating company design standards and details.  The successful candidate will enjoy working in a collaborative multi-discipline environment to develop designs for new facilities, expansions, upgrades and retrofits. Projects include both conventional design/bid/build and alternative delivery such as design/build.

Job Summary 

The TC2, Building Mechanical Engineering role is responsible for developing HVAC, plumbing, and fire sprinkler calculations for commercial buildings and wastewater treatment facilities. The role interprets NFPA standards and ensures that all designs meet regulatory requirements. The role includes sizing ductwork, plumbing, and fire sprinkler distribution systems, as well as selecting suitable equipment. The role drafts and models these systems using AutoCAD and Revit software and develops specifications in Word and Speclink. 

Responsibilities 

  • Develop HVAC, plumbing and fire sprinkler calculations for building projects. 
  • Interpret mechanical, plumbing, building, and fire codes for design application. 
  • Work with NFPA standards to design and check systems. 
  • Size ductwork, plumbing and fire sprinkler distribution systems in building structures. 
  • Use applicable software to draft and model HVAC, plumbing and fire sprinkler systems. 
  • Generate specifications for HVAC, plumbing and fire system equipment using software tools. 
  • Review HVAC, plumbing and fire sprinkler drawings/specifications and ensure they meet requirements. 
  • Coordinate with other engineering disciplines to achieve project milestones. 
  • Flexibility to adapt and execute various additional assignments based on evolving needs. 

Mentorship  

  • May provide mentorship, guidance, support, and knowledge-sharing to help less experienced team members develop their skills and grow within their roles.   

Skills and Competencies 

  • Adept at interpreting and applying mechanical, plumbing, building, and fire codes as well as NFPA standards. 
  • Proficient in using software for drafting and modeling HVAC, plumbing and fire sprinkler systems. 
  • Skilled in developing HVAC, plumbing and fire sprinkler calculations and specifications. 
  • Excellent problem-solving skills for handling routine tasks. 
  • Ability to review and coordinate HVAC, plumbing, and fire sprinkler drawings/specifications with other engineering disciplines. 

Experience 

  • Typically requires a minimum of 2 years of building mechanical engineering or related experience. 
  • Typically certified in the SMS Framework, and progressing through the SMS competencies. 

Education 

  • A bachelor’s degree in mechanical engineering or related field or equivalent experience is required. 
  • Has passed or is working towards passing the Fundamentals of Engineering exam required for Engineer in Training registration. 

    Salary Range: The anticipated starting pay range for this position is based on the employee’s primary work location and may be more or less depending upon skills, experience, and education.  These ranges may be modified in the future.  

    Location A: $78,000 - $106,000
    Location B: $85,000 - $116,000

    You can view which BC location applies to you here. If you have any questions, please speak with your Recruiter. 

    Benefits and Other Compensation:  We provide a comprehensive benefits package that promotes employee health, performance, and success which includes medical, dental, vision, short and long-term disability, life insurance, an employee assistance program, paid time off and parental leave, paid holidays, 401(k) retirement savings plan with employer match, performance-based bonus eligibility, employee referral bonuses, tuition reimbursement, pet insurance and long-term care insurance. Click here to see our full list of benefits. 

    About Brown and Caldwell  

    Headquartered in Walnut Creek, California, Brown and Caldwell is a full-service environmental engineering and construction services firm with 50 offices and over 2,100 professionals across North America and the Pacific. For more than 75 years, we have created leading-edge environmental solutions for municipalities, private industry, and government agencies. We strive to be the company of choice—to our clients, who benefit from our passion for delivering exceptional quality, and to our employees, present and future, who share our commitment to client service, collaboration, and innovation. Join us, and you will find a home where you can do your best work, reach new levels of expertise, and enjoy exceptional development opportunities. For more information, visit www.brownandcaldwell.com 

    This position is subject to a pre-employment background check and a pre-employment drug test.  

    Notice to Third Party Agencies: Brown and Caldwell does not accept unsolicited resumes from recruiters or employment agencies. In the event a recruiter or agency submits a resume or candidate without a previously signed agreement and approved engagement request with Brown and Caldwell, Brown and Caldwell reserves the right to pursue and hire those candidate(s) without any financial obligation to the recruiter or agency.   

    Brown and Caldwell is proud to be an EEO/AAP Employer. Brown and Caldwell encourages protected veterans, individuals with disabilities, and applicants from all backgrounds to apply. Brown and Caldwell ensures nondiscrimination in all programs and activities in accordance with Title VI of the Civil Rights Act.


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