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Energy Efficiency Engineer Jobs (NOW HIRING)

Siemens

Buildings Energy Engineer

Sacramento, CA · On-site

Experience with energy efficiency engineering within buildings * Certified Energy Manager (CEM) certification and/or state certification as an Engineer in Training (EIT) or Professional Engineer

Siemens

Buildings Energy Engineer

Bellevue, WA · On-site

Experience with energy efficiency engineering within buildings * Certified Energy Manager (CEM) certification and/or state certification as an Engineer in Training (EIT) or Professional Engineer

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Energy Efficiency Engineer information

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$44

$53

How much do energy efficiency engineer jobs pay per hour?

As of Jul 22, 2026, the average hourly pay for energy efficiency engineer in the United States is $44.84, according to ZipRecruiter salary data. Most workers in this role earn between $44.23 and $50.00 per hour, depending on experience, location, and employer.

What is the difference between Energy Efficiency Engineer vs Mechanical Engineer?

AspectEnergy Efficiency EngineerMechanical Engineer
CredentialsBachelor's in engineering, certifications like LEED or Certified Energy ManagerBachelor's or higher in mechanical engineering, PE license often preferred
Work EnvironmentDesigning energy-saving systems, analyzing energy consumption, consulting on efficiency projectsDesigning mechanical systems, manufacturing, maintenance, and product development
Industry UsageBuilding design, energy consulting firms, utility companiesManufacturing, automotive, aerospace, HVAC industries

Energy Efficiency Engineers focus on optimizing energy use and reducing consumption through specialized systems and strategies, often working closely with building and energy projects. Mechanical Engineers have a broader scope, designing and analyzing mechanical systems across various industries. While both roles require engineering credentials, their focus areas and work environments differ significantly.

What are the key skills and qualifications needed to thrive as an Energy Efficiency Engineer, and why are they important?

To thrive as an Energy Efficiency Engineer, you need a solid background in mechanical or electrical engineering, energy systems, and building science, usually supported by a bachelor's degree in engineering or a related field. Familiarity with energy modeling software (such as eQUEST or EnergyPlus), building codes, and certifications like CEM (Certified Energy Manager) are typically required. Strong analytical thinking, problem-solving abilities, and effective communication with clients and project teams set top performers apart. These skills and qualifications are vital to accurately assess, design, and implement solutions that optimize energy use and achieve sustainability goals.

What are some common challenges Energy Efficiency Engineers face when implementing new projects?

Energy Efficiency Engineers often encounter challenges such as balancing client expectations with realistic energy savings, navigating regulatory requirements, and ensuring that upgrades or retrofits are compatible with existing systems. Additionally, they may face resistance to change from facility staff or budget constraints that limit the scope of recommended improvements. Successful engineers proactively communicate project benefits, work closely with cross-functional teams, and stay updated on the latest energy technologies to overcome these obstacles.

What engineers make $500,000 a year?

Highly experienced engineers in specialized fields such as petroleum engineering, aerospace engineering, or certain senior roles in software engineering can earn $500,000 or more annually, often including bonuses and stock options. These positions typically require advanced skills, extensive experience, and often involve leadership or executive responsibilities.

What engineers make $300,000 a year?

Senior energy efficiency engineers with extensive experience, advanced certifications, and specialized skills in building systems or renewable energy can reach or exceed a $300,000 annual salary, especially in high-cost regions or leadership roles. Such positions often require a strong technical background, project management expertise, and a track record of successful large-scale projects.

What does an energy efficiency engineer do?

An energy efficiency engineer analyzes energy use in buildings, industrial processes, or systems to identify opportunities for reducing energy consumption and costs. They design and implement solutions such as upgrades to equipment, insulation, or control systems, often using tools like energy modeling software and requiring knowledge of building codes and sustainability standards.

What Does an Energy Efficiency Engineer Do?

As an energy efficiency engineer, your job is to provide technical expertise and help with the development of energy-saving plans for customers in industrial, commercial, and residential areas. The most important part of this is determining the best way to improve the efficiency of your client's energy systems. As part of this, you audit their use of electricity, calculate the most efficient way to power something, and use modeling software to see if solar panels make sense for a particular structure. Most clients want to see savings on their energy bills, so while helping them achieve those savings, you also recommend other ways to go green, such as installing Energy Star-compliant equipment.

What engineers make $200,000 a year?

Senior energy efficiency engineers with extensive experience, advanced certifications, and specialized skills in building systems or renewable energy can earn $200,000 or more annually. High salaries are often associated with leadership roles, consulting positions, or work in large organizations with complex projects.
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Energy Efficiency Engineer jobs near you
Infographic showing various Energy Efficiency Engineer job openings in the United States as of July 2026, with employment types broken down into 89% Full Time, 8% Part Time, 2% Contract, and 1% Nights. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $93,276 per year, or $44.8 per hour.
Energy Efficiency- Intern

Energy Efficiency- Intern

Go Sustainable Energy, LLC

Columbus, OH • On-site

$20/hr

Full-time, Internship

Posted 11 days ago

Job description

This position is located in Worthington, OH.

Energy Efficiency Intern

Go Sustainable Energy, LLC is seeking full-time paid interns for Spring and Summer 2027 semesters. Go is an energy-efficiency consulting firm based in Columbus, OH with additional offices in Dayton and Cleveland.

We have open internship positions that can be based out of either our Columbus or Dayton offices. The Columbus office is conveniently located on High Street in Worthington, just a few miles north of OSU's campus, and can be reached by bus, bicycle, or car. The Dayton office is located in downtown Dayton and is an easy commute from the University of Dayton and a reasonable drive from Cincinnati.

Go is a fun, progressive, and inclusive firm that advises commercial, industrial, and utility clients on ways to reduce energy consumption. Our wholly owned subsidiary, Runnerstone, serves a range of businesses and associations reviewing proposed energy legislation, regulatory cases, and changes to national energy policy.

Interns will support Go engineers on a mix of energy-efficiency projects, possibly including efficient new building design, energy audits, and utility efficiency programs, in addition to supporting Go's ongoing research.

Go Interns could also help to support Go's wholly owned subsidiary, Runnerstone, by reviewing proposed energy legislation, regulations, and utility cost recovery plans. Interns could also be asked to provide supporting analysis to estimate electric system costs and customer impacts or draft memorandums with key findings.

Successful candidates will have a scientific or technical educational background or could be pre-law or policy students with strong technical competencies.

Go Sustainable Energy is an Equal Opportunity/Affirmative Action employer. All hiring decisions are made without regard to race, color, religion, gender, gender identity, sexual orientation, national origin, disability, or protected Veteran status.