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Energy Efficiency Engineer Jobs in Wisconsin (NOW HIRING)

Foxconn WI

Cooling System Engineer

Mount Pleasant, WI

$70K - $80K/yr

The Cooling System Engineer will collaborate with cross-functional teams--including mechanical ... Ensure compliance with industry standards, energy efficiency requirements, and safety guidelines.

Marathon Electric LLC

WI · On-site

$70 - $100/hr

Customer Quality Engineer Since 1913, Marathon Electric has been dedicated to providing customers ... energy efficiency, renewable energy, and electric mobility. With manufacturing units in 12 ...

New

Marathon Electric

Customer Quality Engineer

Wausau, WI · On-site

Customer Quality Engineer Since 1913, Marathon Electric has been dedicated to providing customers ... energy efficiency, renewable energy, and electric mobility. With manufacturing units in 12 ...

Marathon Electric

Customer Quality Engineer

Wausau, WI · On-site

Customer Quality Engineer Since 1913, Marathon Electric has been dedicated to providing customers ... energy efficiency, renewable energy, and electric mobility. With manufacturing units in 12 ...

Weg

Customer Quality Engineer

Wausau, WI · On-site

Customer Quality Engineer Since 1913, Marathon Electric has been dedicated to providing customers ... energy efficiency, renewable energy, and electric mobility. With manufacturing units in 12 ...

Marathon Electric, LLC

WI · On-site

$70 - $95/hr

Customer Quality Engineer Since 1913, Marathon Electric has been dedicated to providing customers ... energy efficiency, renewable energy, and electric mobility. With manufacturing units in 12 ...

New

Jpgovsolutions

WI · On-site

$90 - $120/hr

Verify energy efficiency and performance metrics in accordance with contract requirements and ... Bachelor's degree in Mechanical Engineering, Electrical Engineering, or related technical ...

New

Buoyant

Senior Software Engineer

Madison, WI · On-site

$100 - $144/hr

... energy efficiency. * Participate in code reviews, providing constructive feedback to peers and ... Mentor other software engineers and contribute to fostering a culture of continuous learning and ...

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Energy Efficiency Engineer information

See Wisconsin salary details

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$45

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How much do energy efficiency engineer jobs pay per hour?

As of Sep 4, 2026, the average hourly pay for energy efficiency engineer in Wisconsin is $45.26, according to ZipRecruiter salary data. Most workers in this role earn between $44.66 and $50.48 per hour, depending on experience, location, and employer.

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 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 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.

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Energy Efficiency Engineer jobs near you
Infographic showing various Energy Efficiency Engineer job openings in Wisconsin as of August 2026, with employment types broken down into 89% Full Time, 8% Part Time, 2% Contract, and 1% Nights. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $94,148 per year, or $45.3 per hour.

Cooling System Engineer

Foxconn WI

Mount Pleasant, WI

$70K - $80K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 27 days ago

Job description

Description
FII USA, Inc., a Foxconn Technology Group Company, is seeking a Cooling System Engineer to join our engineering team supporting enterprise-class server and storage platforms. In this role, you will be responsible for designing, developing, and validating cooling solutions to ensure optimal thermal performance, energy efficiency, and system reliability in high-performance computing environments.
The Cooling System Engineer will collaborate with cross-functional teams—including mechanical, electrical, and reliability engineers—to design innovative cooling strategies, conduct thermal simulations, and validate system-level thermal compliance.

Responsibilities
  • Design and develop cooling solutions for servers, storage, and AI/HPC systems, including air-cooled and liquid-cooled architectures.
  • Perform thermal analysis and computational fluid dynamics (CFD) modeling to evaluate airflow, pressure drop, and heat dissipation.
  • Validate thermal and acoustic performance through lab testing, including environmental chambers, wind tunnels, and prototype systems.
  • Collaborate with mechanical and electrical design teams to ensure system integration and compliance with thermal specifications.
  • Define thermal design requirements, specifications, and test methodologies for cooling systems and components.
  • Evaluate new cooling technologies, materials, and manufacturing methods for potential implementation.
  • Support root cause analysis and corrective actions for thermal-related field or reliability issues.
  • Generate technical reports, design documentation, and presentations to communicate test results and design recommendations.
  • Ensure compliance with industry standards, energy efficiency requirements, and safety guidelines.
  • Work closely with suppliers and manufacturing partners to qualify cooling components and systems.
  • Participate in continuous improvement activities to optimize cost, performance, and manufacturability of cooling solutions.
  • Other duties as assigned.

Qualifications
  • Bachelor’s or Master’s degree in Mechanical Engineering, Thermal Engineering, or related field required.
  • 3–5 years of experience in thermal management, cooling system design, or related field (server, data center, or electronics industry preferred).
  • Strong understanding of heat transfer, fluid dynamics, and thermodynamics.
  • Proficiency with CFD and thermal simulation tools (e.g., FloTHERM, Icepak, ANSYS, or similar).
  • Hands-on experience with thermal testing and measurement techniques (thermocouples, IR cameras, airflow sensors, etc.).
  • Familiarity with server architectures, high-density electronics, and data center cooling requirements preferred.
  • Strong analytical and problem-solving skills with attention to detail.
  • Effective communication and teamwork skills to collaborate across engineering disciplines.
  • Proficiency in Microsoft Office; familiarity with CAD tools (SolidWorks, Creo, or similar) preferred.
  • Must be able to lift up to 50lbs.

Reasons you should work for us:
  • Comprehensive benefits package including medical, dental, and vision insurance coverage.
  • Basic life insurance and short-term disability coverage provided by employer.
  • Supplemental life insurance and long-term disability coverage options available.
  • 401K with employer contribution.
  • Personal, Vacation, and Holiday paid time off for all full-time employees.
  • Onsite Aurora Health & Wellness Center available for all employees.
  • Employees are continuously encouraged to learn and grow their careers in smart manufacturing.