Maine Clean Energy Jobs: 12,991 Workers (2024)

Maine supports 12,991 clean-energy workers across 8 sectors tracked by the USEER.

1. Employment Landscape — by sector

Sector Jobs (2024) National rank
Energy Efficiency 9,492 #43
Wind 1,315 #29
Solar 1,062 #43
Storage & Grid 383 #41
Hydropower 293 #28
Electric Vehicles 261 #43
Clean Fuels 184 #30

3. Hiring Difficulty & Industry Mix

Employer-reported hiring difficulty and the NAICS industry split for clean-energy jobs in Maine.

3.1 Hiring difficulty breakdown

Did not hire
43.1%
Somewhat difficult hiring
26.8%
Very difficult hiring
25.7%
Not at all difficult hiring
4.4%

3.2 Jobs by NAICS industry group

Industry (NAICS group)Jobs (2024)
Construction 9,142
Other Services 5,557
Trade 3,865
Professional Services 3,812
Manufacturing 2,634
Utilities 1,761
Pipeline Transport & Commodity Flows 649
Agriculture and Forestry 391
Mining and Extraction 3

4. Full USEER Metrics for Maine

Every line-item reported in the public 2025 USEER workbook for Maine: fuels, electricity generation, transmission/distribution/storage, efficiency, vehicles, and NAICS industry groups.

Fuels

Sub-categoryJobs (2024)
Fuels total 2,676
Oil (petroleum and other fossil fuels) 1,477
Woody biomass 646
Other biofuels 184
Other fuels 147
Natural gas fuels 131
Other ethanol and non-woody biomass 42
Corn ethanol 30
Nuclear fuels 13
Coal fuels 5

Electric Power Generation

Sub-categoryJobs (2024)
Electric power generation total 3,870
Wind 1,315
Solar 1,062
Natural gas electricity 518
Bioenergy/Combined heat and power 386
Traditional hydropower 293
Other electricity 95
Oil and other fossil fuel electricity 76
Low impact hydropower, marine, and hydrokinetics 49
Coal electricity 43
Geothermal electricity 34
Nuclear electricity 0

Transmission, Distribution & Storage

Sub-categoryJobs (2024)
Transmission, distribution, and storage total 4,064
Traditional transmission and distribution 2,813
Other (including commodity flows) 656
Storage 383
Other grid modernization 79
Micro grid 76
Smart grid 57

Energy Efficiency

Sub-categoryJobs (2024)
Energy efficiency total 9,492
High efficiency HVAC and renewable heating and cooling 3,870
Other 2,323
Traditional HVAC with an efficiency component 1,657
Certified and efficient lighting 1,184
Advanced materials 459

Motor Vehicles

Sub-categoryJobs (2024)
Motor vehicle total 7,712
Gasoline and diesel vehicles 6,015
Other vehicles 510
Hybrid electric vehicles 400
Motor vehicle commodity flows 262
Battery electric vehicles 261
Plug-in hybrid electric vehicles 179
Hydrogen/fuel cell vehicles 45
Natural gas vehicles 40

By NAICS Industry

Sub-categoryJobs (2024)
Construction 9,142
Other Services 5,557
Trade 3,865
Professional Services 3,812
Manufacturing 2,634
Utilities 1,761
Pipeline Transport & Commodity Flows 649
Agriculture and Forestry 391
Mining and Extraction 3