What Is an Energy Auditor?

Job Seeker
Trainer & Educator
Career Descriptions
Energy Efficiency
Weatherization Assistance Program
A close up and side view of a male taking a reading with an infrared gun
A close up and side view of a male taking a reading with an infrared gun
Learn more about experience requirements, the work environment, and advancement opportunities.

Alternate Titles

Energy Specialist, Home Performance Consultant

Job Type

Full-time, regular weekly schedule, typically Monday–Friday, with potential for occasional travel and weekend work.


High school diploma, GED, or equivalent (preferred but not necessary).


Some experience in construction or energy efficiency is preferred.

Certifications (Preferred)

Building Performance Institute (BPI) Building Analyst Certification, BPI Energy Auditor Certification, Residential Energy Services Network (RESNET) Home Energy Rater Certification.


On-the-job training provided with opportunities to receive nationally recognized certifications.


One pathway to this career is a Registered Apprenticeship through the U.S. Department of Labor. Visit DOL to learn more about the apprenticeship occupations for Energy Specialist or Energy Auditor and Analyst.

Salary Range

$35,000$50,000 per year.

Work Environment

Indoor and outdoor, may require climbing ladders or working in confined spaces. You will be working in customers’ homes with a broad range of household types.


As an Energy Auditor, you will be responsible for conducting energy audits of residential and commercial buildings to identify energy-saving opportunities. You will help residents identify energy efficiency measures that save money, make homes more comfortable, and help the environment. You will use specialized equipment and advanced diagnostic tests to measure energy use, assess building envelope and HVAC systems, and provide recommendations for improvements. In this position, you will work closely with clients to explain findings, recommend measures, and develop a plan for implementing energy-saving improvements.

The Job

  • Conduct energy audits of residential and commercial buildings.
  • Identify energy-saving opportunities and make recommendations for improvements.
  • Develop a plan for implementing energy-saving measures.
  • Communicate effectively with customers, crew members, and program staff.
  • Educate clients on energy-saving techniques and best practices.
  • Maintain accurate records of energy audits and recommendations.
  • Stay up-to-date on energy efficiency technology and industry trends.
  • Collaborate with other professionals in the field.
  • Help your community and the environment by making a difference in  customers’ homes.

The National Renewable Energy Laboratory Job Task Analysis for Energy Auditor provides a detailed breakdown of the knowledge, skills, and abilities required for the role.

Did You Know?

Energy Auditors work closely with clients to educate them on energy-saving techniques that can help reduce their energy bills.


The salary range for Energy Auditors varies depending on location and experience. Nationally, the salary range for Energy Auditors typically falls between $35,000 and $65,000 per year. Benefits may include health insurance, retirement plans, and paid time off.*

*Data is from the National Association for State Community Services Programs (NASCSP), based on a 40-hour work week. These wages are national averages and may vary by state and/or employer. Wage ranges represent the 25th to 75th percentile of workers.

Work Environment

As an Energy Auditor, you will work both indoors and outdoors, depending on the building being audited. You may work in residential homes, apartment buildings, or commercial buildings. The job may require climbing ladders or working in confined spaces. You may work in homes that are not temperature controlled, and may be exposed to hazardous materials such as lead, asbestos, and mold. Adherence to safety protocols and proper use of personal protective equipment is essential. The inspections may be performed in all types of weather and home environments. You will need to maintain ongoing communication with residents who are living in the home.

Energy auditor speaks with a homeowner inside the home. Photo by Werner Slocum / NREL

A Day in the Life

A “day in the life” of an Energy Auditor may include visiting several homes or buildings in a day, conducting energy audits, using specialized equipment to measure energy use, and providing recommendations for improvements.

Education and Training Requirements

A high school diploma or equivalent is required, but additional training and certifications will put you at an advantage. Free on-the-job training is available to familiarize you with program guidelines, inspection protocols, and diagnostic testing techniques. Some community colleges, trade organizations, and other training providers offer certificate programs in energy efficiency or building science, which may be beneficial for career advancement. 

Certification, Licensing, and Special Requirements

While certification is not necessarily mandatory, obtaining relevant certifications can enhance your prospects as an Energy Auditor. 

Once you are employed, the local Weatherization Assistance Program provider will pay for certification as part of the on-the-job training process. The Building Performance Institute (BPI) Building Analyst and Energy Auditor certifications, or the Residential Energy Services Network (RESNET) Home Energy Rater Certification, are recommended and sometimes required for the Energy Auditor role. State and local regulations may also require additional certifications or licensing, such as OSHA and EPA lead safety certifications.

Experience, Skills, and Personality Traits

The Energy Auditor role requires a combination of technical knowledge, communication skills, and physical abilities. Some key traits and skills include:

  • Prior experience in construction, weatherization, or energy efficiency is preferred. 
  • Knowledge of building science and energy efficiency principles.
  • Technical proficiency in energy auditing equipment and software.
  • Proficiency in using diagnostic tools and equipment, such as blower doors and infrared cameras.
  • Attention to detail and the ability to follow program guidelines and specifications.
  • Strong communication skills to effectively collaborate with weatherization crews and stakeholders.
  • Physical fitness and ability to climb ladders and work in confined spaces.
  • Experience working with diverse communities and understanding the unique needs of different cultural backgrounds or households.

Employment Prospects

As an Energy Auditor, you can find employment in a variety of settings, including nonprofit organizations, private contractors, utilities, and government agencies at the federal, state, and local levels. In particular, the Weatherization Assistance Program provides many employment opportunities for Energy Auditors. 

Job opportunities may be available both full-time and part-time, with flexible schedules depending on the employer’s needs. Connect with employers and training providers in your state to learn more.

Advancement Prospects

Energy Auditors can advance their careers by acquiring additional certifications and expanding their knowledge of building science and energy efficiency principles. Opportunities for advancement include becoming a Lead Auditor, Senior Auditor, or Energy Manager. Some Energy Auditors may choose to start their own consulting businesses.

For more information about career advancement opportunities and paths, you can visit the Interstate Renewable Energy Council (IREC) Green Buildings Career Map.

Professional Groups/Associations

Joining a professional organization such as the Building Performance Institute (BPI), the Building Performance Association (BPA), or Residential Energy Services Network (RESNET) can provide networking opportunities, access to training and certification programs, and other resources to help advance your career.

Tips for Entry

To prepare for a career as an Energy Auditor, you can seek out on-the-job training opportunities, attend industry conferences or workshops, and obtain relevant certifications. Consider taking courses in construction, building science, or energy efficiency. These courses may not be required for a job but can provide valuable experience. Building a network of industry contacts can also be helpful for finding job opportunities. 

You can explore employment as a weatherization crew member to gain hands-on experience with weatherization measures and procedures. Consider seeking out on-the-job training programs offered by local weatherization service providers or other organizations. Connect with organizations in your area to learn more.