CAREERS

Join Our Team

Make a difference in energy efficiency and decarbonization.

Come join our team and make a difference! Lattice Energy is continually looking for talented people who are driven to help society reduce energy use and greenhouse gas emissions.

WHY LATTICE ENERGY

Here are some reasons Lattice Energy is a great place to work.

We are a close-knit, caring group of people who work well together to achieve collective success.

We are passionate about what we do and share a common commitment to high-quality work and top-notch service for our clients.

We are proud of our strong reputation, national profile, and our proven adaptability over the decades.

We are excited about the future of our field and expect to contribute to that future in the years to come.

We are committed to employees’ professional development, via mentoring and training opportunities. We have a demonstrated track record of promoting from within.

We offer a flexible work environment, with working arrangements tailored to individuals’ circumstances, and emphasis on appropriate work-life balance.

OPEN POSITIONS

Career Opportunities

Energy Efficiency Engineer

Posting Date: 5/7/26

Provide technical support to energy efficiency and decarbonization programs by utilities and agencies in the Pacific Northwest.

About the Role: Lattice Energy Works is seeking an experienced energy efficiency engineer to assess energy use and potential savings for commercial, industrial, and residential facilities by collecting field data, developing custom engineering calculations, and modeling energy performance with simulation software. This full-time position provides opportunities for advancement and steadily increasing responsibility. Applicants must be currently authorized to work full-time in the United States.

Key Responsibilities

Assess energy use, GHG emissions, and potential savings using rigorous analytical and measurement techniques in commercial, industrial, and residential facilities
Collect customer data through on-site and remote observations, interviews, and metering
Develop and review custom engineering calculations to evaluate energy use and savings
Set up and run building simulations to model building energy performance
Work efficiently and collaboratively with Lattice managers and project teams

Qualifications

Required Qualifications

At least five years of professional work experience in an energy or building science field with at least a B.S. degree in a relevant scientific or engineering discipline
Demonstrated competence in analyzing energy use in complex systems
Excellent writing, computer, oral communication, and team skills

Preferred Qualifications

Energy auditing per ASHRAE Level 2, including field experience in commercial, industrial, residential facilities
Experience with building simulation software, such as eQUEST, EnergyPlus, and TRACE 3D Plus
Statistical analysis skills, such as regression modeling or IPMVP Option C
Data processing, analysis, and associated coding skills, preferably with R or Python
MEP cost estimating
Licensed professional engineer

Compensation and Benefits

Compensation Package

Base Salary: $100,000–$125,000 annually, depending on relevant experience
Annual bonus tied to corporate financial performance

Benefits Package

Comprehensive health insurance (medical, dental, vision)
401(k) retirement plan with employer matching
Generous paid time off (PTO)
Professional development opportunities and training
Flexible workplace culture with emphasis on work-life balance

Work Location and Travel

Base Location: Western Washington preferred. Other locations in the Pacific Northwest could work as well.
Remote/Hybrid: Flexible working arrangements, including an office at our Bellevue, WA headquarters.
Travel: Periodic travel in Washington and possibly other parts of the Pacific Northwest for customer site visits