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Mainspringenergy

Mainspringenergy

74
Reputation
High
94 open positions
Last updated Oct 3, 2026
Remote15%
Hybrid15%
On-site70%
Salary shown97%
Avg. listing124d
This month1 new · 4 closed

Mechanical Upgrades Technician

$29–$38/hour
72
High

About Mainspring Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today

OtherTechnicianHourlyMid
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0 0 0 New↻ Repost 1d ago
MainspringenergyMainspringenergy··Remote · Worldwide

Corporate Paralegal

$126k–$149k/year
87
Highest

Mainspring Energy is seeking an experienced and highly organized Corporate Paralegal to join our growing Legal team. This individual will play a key role in supporting Mainspring’s corporate governance, securities and financing activities, legal operations, and other strategic corporate matters as t

OtherCorporate ParalegalSalaryMid
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0 0 0 New 2d ago

Electrical Upgrades Technician

$32–$38/hour
79
High

About Mainspring Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today

OtherTechnicianElectrical TechnicianSkilled Trades & Field ServicesHourlyMid
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1 0 0 New 2d ago

Corporate FP&A Analyst

$131k–$153k/year
56
Med

Reporting to a Senior Corporate FP&A Manager, this position will primarily provide financial planning and analysis support to R&D and G&A department leaders. The position will also assist in building systems and processes that support Mainspring Energy’s long term growth. Partner with department lea

Finance & AccountingFinancial AnalystFP&A AnalystSalaryMid
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0 0 0 9d ago

Senior Field Service Technician

$39–$55/hour
49
Low

About Mainspring Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today

Field Service TechnicianSkilled Trades & Field ServicesHourlySenior
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0 0 0↻ Repost 10d ago

Field Service Technician

$29–$39/hour
49
Low

About Mainspring Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today

Field Service TechnicianSkilled Trades & Field ServicesHourlyMid
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0 0 0↻ Repost 10d ago

Senior Embedded Software Engineer

$138k–$160k/year
56
Med

About Mainspring Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today

EngineeringEmbedded EngineerSalarySenior
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0 0 0 10d ago

Embedded Software Engineer

$119k–$140k/year
56
Med

About Mainspring Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today

EngineeringEmbedded EngineerMid
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0 0 0 10d ago

Warehouse Operations Analyst

$86k–$107k/year
50
Low

We are seeking a driven, analytical Warehouse Operations Analyst to improve inventory performance, accuracy, and warehouse efficiency while leading cross-functional improvement initiatives. This role blends hands-on inventory management with strong project management capabilities. You will monitor i

OperationsOperations AnalystSalaryMid
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0 0 0↻ Repost 10d ago

Staff Mechanical Engineer, Sealing Systems

$172k–$230k/year
41
Low

About Mainspring Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today

OtherStaff Mechanical EngineerLead
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4 0 0 14d ago

Senior Reaction Controls Engineer

$134k–$159k/year
49
Low

Do you love thermodynamics and dynamic system control? Have you thought about thermodynamic cycles as both continuous and discrete dynamic systems? As other industries convert their thermodynamic machines to electromagnetic machines and electrify their platforms, would you like to help generate that

OtherControls EngineerSalarySenior
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4 0 0 15d ago

Principal Electrical Engineer - Power Plant Integration Lead

$221k–$260k/year
47
Low

As we scale our deployments from Behind-The-Meter (BTM) commercial microgrids to utility-scale Front-of-the-Meter (FTM) power plants and data centers, we are expanding our system boundaries to provide fully integrated, turn-key power solutions. This role sits at the intersection of power systems eng

EngineeringElectrical EngineerSalaryLead
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5 0 0 15d ago

Staff Electrical Engineer - Power Plant Integration Lead

$181k–$213k/year
47
Low

As we scale our deployments from Behind-The-Meter (BTM) commercial microgrids to utility-scale Front-of-the-Meter (FTM) power plants and data centers, we are expanding our system boundaries to provide fully integrated, turn-key power solutions. This role sits at the intersection of power systems eng

EngineeringElectrical EngineerSalaryLead
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2 0 0 15d ago

Senior Staff Electrical Engineer - Power Plant Integration Lead

$209k–$246k/year
47
Low

As we scale our deployments from Behind-The-Meter (BTM) commercial microgrids to utility-scale Front-of-the-Meter (FTM) power plants and data centers, we are expanding our system boundaries to provide fully integrated, turn-key power solutions. This role sits at the intersection of power systems eng

EngineeringElectrical EngineerSalarySenior
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5 0 0 15d ago

Electrical Engineer, Electronics Design

$125k–$213k/year
47
Low

About Mainspring Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today

EngineeringElectrical EngineerSalaryMid
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2 0 0 16d ago
MainspringenergyMainspringenergy·United StatesUnited States·Long Island City·On-site

Senior Field Service Technician (Long Island, NY)

$35–$50/hour
41
Low

About Mainspring Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today

Field Service TechnicianSkilled Trades & Field ServicesHourlySenior
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5 0 0↻ Repost 17d ago
MainspringenergyMainspringenergy·United StatesUnited States·Long Island City·On-site

Field Service Technician (Long Island, NY)

$26–$35/hour
41
Low

About Mainspring Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today

Field Service TechnicianSkilled Trades & Field ServicesHourlyMid
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3 0 0↻ Repost 17d ago

Staff Technical Program Manager - Factory & Supply Chain Scale

$151k–$178k/year
44
Low

About Mainspring Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today

OtherStaff Technical Program ManagerSalaryLead
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0 0 0 23d ago
MainspringenergyMainspringenergy··Remote · Worldwide

Associate Operations Support Specialist II

$22–$26/hour
51
Low

About Mainspring Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today

Customer SupportOperations Support SpecialistHourlyMid
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6 0 0 23d ago

Field Service Engineer

$108k–$123k/year
42
Low

About Mainspring Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today

Field Service EngineerSkilled Trades & Field ServicesSalaryMid
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5 0 0 23d ago