Senior Energy and Climate Tech jobs hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $148,808/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.
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epeconsulting.com • HQ: Austin, United States • Engineering Services • Smart Grid • Power Grid • 1001-5000 employees • Est. 1968 • Hiring 74, 12 new
HQ: Austin, United States • Engineering Services • Smart Grid • Power Grid • 1001-5000 employees • Est. 1968 • Hiring 74, 12 new
Electric Power Engineers (EPE) is a power systems engineering and consulting firm serving utilities, grid operators, renewable energy developers and other power and energy clients. Its services span utility engineering, transmission planning, grid and resource integration, reliability and compliance, digitalization and grid analytics, and it works on grid software with its sister company ENER-I.AI. The firm reports more than 50 years of work for clients worldwide and has teams in Texas, Panama, Mexico City, Toronto and Beirut. The company is headquartered in Austin, Texas, United States.
saft.com • HQ: Levallois-Perret, France • Energy Storage • 1001-5000 employees • Est. 1934 • Hiring 43, 5 new
HQ: Levallois-Perret, France • Energy Storage • 1001-5000 employees • Est. 1934 • Hiring 43, 5 new
Saft is a French maker of advanced battery solutions and battery systems for industry, rail, aerospace and defense. It has 16 production sites and more than 4,300 employees, and hires electrical, quality and commissioning engineers and production technicians in the United States. The company is headquartered in Levallois-Perret, France.
spacex.com • HQ: Starbase, United States • Satellite Manufacturing • Satellite Communications • Launch Services • 5000+ employees • Est. 2002 • Trust A • Hiring 2542, 112 new
HQ: Starbase, United States • Satellite Manufacturing • Satellite Communications • Launch Services • 5000+ employees • Est. 2002 • Trust A • Hiring 2542, 112 new
SpaceX is an American aerospace manufacturer and launch services provider founded by Elon Musk in 2002 with the goal of making life multiplanetary. It developed the reusable Falcon 9, now by far the most flown orbital rocket in the world, the Dragon capsule that carries NASA astronauts to the International Space Station, and Starship, the fully reusable super-heavy vehicle intended for lunar and Mars missions. The company also operates Starlink, a satellite constellation of thousands of spacecraft providing broadband to consumers, aircraft, ships and militaries, which has become its largest source of revenue.
vastspace.com • HQ: Long Beach, United States • Space & Aerospace • Manufacturing • Aerospace Manufacturing • Satellite Manufacturing • Space Services • 501-1000 employees • Est. 2021 • Startup • Trust B • Hiring 158, 6 new
HQ: Long Beach, United States • Space & Aerospace • Manufacturing • Aerospace Manufacturing • Satellite Manufacturing • Space Services • 501-1000 employees • Est. 2021 • Startup • Trust B • Hiring 158, 6 new
Vast (Vast Space) is an American aerospace company specializing in the design and development of commercial low-Earth orbit space stations and artificial-gravity human habitation systems. Headquartered in Long Beach, California, the company focuses on building scalable orbital infrastructure to support microgravity research, commercial spaceflight, and advanced manufacturing. Founded in 2021 by entrepreneur Jed McCaleb, its flagship project, Haven-1, is engineered as a commercial human-tended space station designed to host sovereign and private astronaut missions while pioneering technologies for long-duration human space exploration.
sargentlundy.com • HQ: Chicago, United States • Power Grid • Nuclear Energy • Engineering Services • 5000+ employees • Est. 1891 • Hiring 829, 116 new
HQ: Chicago, United States • Power Grid • Nuclear Energy • Engineering Services • 5000+ employees • Est. 1891 • Hiring 829, 116 new
Sargent & Lundy is a Chicago-based consulting engineering firm providing engineering, design and project services to the power and energy sectors, covering nuclear power, grid modernization, conventional and renewable generation, oil and gas and data centers. Founded in 1891, it has expanded from power plant design into energy, industrial, hazardous waste and national security work, and its nuclear group supports operating plants, restart projects, small modular reactors and advanced reactors. It hires electrical, mechanical, structural, piping stress, instrumentation and controls, substation and security engineers, project managers and interns across its US offices.
fuelcellenergy.com • HQ: Danbury, United States • Hydrogen Energy • 501-1000 employees • Est. 1969 • NASDAQ: FCEL • Hiring 39, 4 new
HQ: Danbury, United States • Hydrogen Energy • 501-1000 employees • Est. 1969 • NASDAQ: FCEL • Hiring 39, 4 new
FuelCell Energy designs and operates stationary carbonate and solid oxide fuel cell platforms. Its systems generate power and heat while capturing carbon dioxide at industrial sites. The company also develops electrolysis technology for hydrogen production.
missioncriticalgroup.com • HQ: McKinney, United States • Power Supplies & Power Electronics • Electrical Equipment & Cables • 501-1000 employees • Est. 2023 • Trust B • Hiring 59, 12 new
HQ: McKinney, United States • Power Supplies & Power Electronics • Electrical Equipment & Cables • 501-1000 employees • Est. 2023 • Trust B • Hiring 59, 12 new
Mission Critical Group is a provider of critical power infrastructure solutions, specializing in the design, manufacturing, and delivery of electrical systems for mission-critical environments. The company serves diverse industries such as data centers, healthcare, and telecommunications by offering end-to-end support, including project engineering, modular power systems, and ongoing maintenance.
starsightenergy.com • HQ: Lagos, Nigeria • Energy Storage • Solar Energy • Est. 2015 • Hiring 3, 1 new
HQ: Lagos, Nigeria • Energy Storage • Solar Energy • Est. 2015 • Hiring 3, 1 new
Starsight Energy is a Lagos company founded in 2015 that provides solar, storage and cooling as a service to businesses. It finances and operates systems for banks, telecom sites and commercial buildings across West Africa. The company monitors installations remotely from its own control centre.
xcimer.energy • HQ: Denver, United States • Air Defense • Lasers & Laser Systems • Nuclear Energy • 201-500 employees • Est. 2021 • Trust A • Hiring 55, 4 new
HQ: Denver, United States • Air Defense • Lasers & Laser Systems • Nuclear Energy • 201-500 employees • Est. 2021 • Trust A • Hiring 55, 4 new
Xcimer Energy is a Denver-based company developing laser-driven inertial fusion power and high-energy laser systems for air defense, built around large electron-beam-pumped excimer lasers. In 2024 it began building Phoenix, its first high-energy laser system, in its Denver laser bay, it has had a fusion power plant preconceptual design milestone approved by the US Department of Energy, and RTX has invested in it to develop directed energy technology. It hires optical, laser, pulsed power and nuclear engineers, physicists and materials scientists, scientific software and data engineers, technicians, quality and supply chain leaders, and summer interns.
$100k – $120k per year • Senior • 5+ years exp • In office (Denver, United States) • Bachelor's Degree • Full-Time • Nationals only • Citizenship or vetting required • Senior
$125k – $150k per year • Senior • 5+ years exp • In office (Denver, United States) • Bachelor's Degree • Full-Time • Nationals only • Citizenship or vetting required • Senior
$140k – $165k per year • Senior • 5+ years exp • In office (Denver, United States) • Bachelor's Degree • Full-Time • Nationals only • Citizenship or vetting required • Senior
valaratomics.com • HQ: El Segundo, United States • Nuclear Energy • 501-1000 employees • Est. 2023 • Startup • Trust A • Hiring 95, 11 new
HQ: El Segundo, United States • Nuclear Energy • 501-1000 employees • Est. 2023 • Startup • Trust A • Hiring 95, 11 new
Founded in 2023 by Isaiah Taylor, Valar Atomics is an advanced nuclear technology company headquartered in El Segundo, California. The company specializes in the design, standardized engineering, and factory mass-manufacturing of High-Temperature Gas-Cooled Reactors (HTGRs) powered by TRISO (Tristructural-Isotropic) fuel. Its modular nuclear technology is built to deliver scalable, zero-carbon electricity and high-temperature thermal power designed specifically for heavy industrial processes, clean synthetic hydrocarbon fuel production, and large-scale gigasites.
westinghousenuclear.com • HQ: Cranberry Township, United States • Nuclear Engineering • Nuclear Energy • 5000+ employees • Est. 1999 • Trust A • Hiring 862, 58 new
HQ: Cranberry Township, United States • Nuclear Engineering • Nuclear Energy • 5000+ employees • Est. 1999 • Trust A • Hiring 862, 58 new
Westinghouse Electric Company is a nuclear power technology company headquartered in Cranberry Township, Pennsylvania, near Pittsburgh, supplying reactor designs such as the AP1000 and AP300 small modular reactor, nuclear fuel, instrumentation and controls, and outage and maintenance services to utilities. Formed in 1999 from the nuclear division of the original Westinghouse Electric Corporation, its technology underpins more than half of the reactors operating worldwide, and it runs sites in Spain, Poland, Sweden, Germany, France, Canada and across the US. It hires electrical, mechanical and nuclear engineers, field service and radiation protection technicians, and project managers.
zenopower.com • HQ: Seattle, United States • Energy Storage • Space Services • Nuclear Energy • 51-200 employees • Est. 2018 • Startup • Hiring 12, 4 new
HQ: Seattle, United States • Energy Storage • Space Services • Nuclear Energy • 51-200 employees • Est. 2018 • Startup • Hiring 12, 4 new
Zeno Power is an American developer of nuclear batteries, compact radioisotope power systems that supply reliable energy in frontier environments on Earth, in space and at sea. Founded in 2018, it aims to bring its technology to market by 2027 for missions such as lunar surface and ocean floor operations. The company is headquartered in Seattle, Washington.
typeoneenergy.com • HQ: Knoxville, United States • 501-1000 employees • Startup • Trust B • Hiring 35, 12 new
HQ: Knoxville, United States • 501-1000 employees • Startup • Trust B • Hiring 35, 12 new
Headquartered in Knoxville, Tennessee, Type One Energy is a nuclear fusion technology company specializing in the development of advanced stellarator fusion power systems. The organization combines high-temperature superconducting magnets, exascale supercomputing, and artificial intelligence to design scalable and commercially viable clean energy plants. Partnering with global energy producers and utilities, it aims to accelerate the deployment of safe, sustainable fusion power onto the commercial electrical grid.
shermco.com • HQ: Irving, United States • Electrical Equipment & Cables • Testing, Inspection & Certification • 51-200 employees • Est. 1974 • Trust A • Hiring 94, 7 new
HQ: Irving, United States • Electrical Equipment & Cables • Testing, Inspection & Certification • 51-200 employees • Est. 1974 • Trust A • Hiring 94, 7 new
Shermco Industries is an electrical power systems services company headquartered in Irving, Texas, providing NETA-accredited electrical testing, maintenance, repair, engineering, control systems integration, and motor and generator repair. In business since 1974, it describes itself as the largest NETA-accredited electrical testing organization in North America, serving data centers, utilities, semiconductor, oil and gas, manufacturing and renewables clients across the US and Canada. It hires NETA field service technicians, field service engineers and managers, commissioning supervisors, circuit breaker technicians and project managers.
kinectrics.com • HQ: Toronto, Canada • Testing, Inspection & Certification • Nuclear Energy • 1001-5000 employees • Trust A • Hiring 44, 7 new
HQ: Toronto, Canada • Testing, Inspection & Certification • Nuclear Energy • 1001-5000 employees • Trust A • Hiring 44, 7 new
Kinectrics is a Toronto-based engineering, testing and inspection company providing life cycle management services to the nuclear, renewable, transmission and distribution sectors of the electricity industry, as well as to the medical isotope field. A wholly owned subsidiary of BWX Technologies, it runs laboratories and offices across Canada, the US, the UK and Romania, supporting utilities such as nuclear stations in Ontario and New Brunswick. It hires electrical, piping and mechanical engineers, radiation protection supervisors, transformer service specialists, drafting staff, students and administrative and purchasing staff.
acwapower.com • HQ: Riyadh, Saudi Arabia • Hydrogen Energy • Wind Energy • Water Utilities • Solar Energy • 5000+ employees • Est. 2004 • Trust A • Hiring 49, 3 new
HQ: Riyadh, Saudi Arabia • Hydrogen Energy • Wind Energy • Water Utilities • Solar Energy • 5000+ employees • Est. 2004 • Trust A • Hiring 49, 3 new
Acwa, formerly branded ACWA Power, is a Saudi developer, investor and operator of power generation, desalinated water and green hydrogen plants, headquartered in Riyadh. Established in 2004 by Muhaidib Group, MADA Group and Abdullah Abunayyan Trading Company and listed on the Saudi Exchange, it holds a portfolio of 111 assets across 16 countries in the Middle East, Africa, Central Asia and China, run through its Acwa Operations unit, formerly NOMAC. Hiring covers plant operators, control room and shift engineers, electrical, mechanical and I&C technicians and engineers, HSE managers, solar field engineers, proposal engineers and legal counsel.
oklo.com • HQ: Santa Clara, United States • Nuclear Energy • 501-1000 employees • Est. 2013 • NYSE: OKLO • Trust B • Hiring 64, 7 new
HQ: Santa Clara, United States • Nuclear Energy • 501-1000 employees • Est. 2013 • NYSE: OKLO • Trust B • Hiring 64, 7 new
Oklo is an American advanced nuclear technology company headquartered in Santa Clara, California, developing fast fission power plants built around its Aurora powerhouse, along with nuclear fuel recycling and radioisotope production. Founded in 2013 and listed on the New York Stock Exchange, it was the first to receive a Department of Energy site use permit for a commercial advanced fission plant and has around 400 employees, offices in Rockville and Brooklyn, and project sites in Idaho, Ohio, Alaska, Tennessee and Texas. It hires nuclear, mechanical, thermal hydraulics and process engineers, fuel recycling and facility operations staff, and procurement and project controls roles.
$80k – $150k per year • Senior • 5+ years exp • Hybrid (Idaho Falls, United States) • Bachelor's Degree • Nationals only • Hazardous materials • Senior
clearwayenergygroup.com • HQ: San Francisco, United States • Solar Energy • Wind Energy • Energy Storage • Est. 2018 • Trust A • Hiring 54, 7 new
HQ: San Francisco, United States • Solar Energy • Wind Energy • Energy Storage • Est. 2018 • Trust A • Hiring 54, 7 new
Clearway Energy Group is a San Francisco-based developer, owner and operator of wind, solar and battery energy storage projects that sells clean power under long-term contracts to utilities, corporations and public buyers. Its operating fleet spans more than 450 projects in 35 states with about 14 GW of gross capacity, and it employs more than 1,000 people in offices in San Francisco, Houston, Princeton and Scottsdale while sponsoring its publicly listed affiliate, Clearway Energy. It hires wind, solar and high-voltage technicians for its sites, as well as BESS and construction engineers, EPC procurement managers, safety specialists, IT staff and accounts payable associates.
≈ $93k – $176k per year (Estimated) • Senior • 4+ years exp • Hybrid (San Diego, San Francisco, United States) • Relocation • Bachelor's Degree • Senior
cfs.energy • HQ: Devens, United States • Nuclear Engineering • Nuclear Energy • 1001-5000 employees • Est. 2018 • Trust B • Hiring 117, 9 new
HQ: Devens, United States • Nuclear Engineering • Nuclear Energy • 1001-5000 employees • Est. 2018 • Trust B • Hiring 117, 9 new
Commonwealth Fusion Systems is a commercial fusion energy company headquartered in Devens, Massachusetts, and founded in 2018. The firm specializes in the development of high-temperature superconducting magnets and compact tokamak devices, specifically the SPARC net-energy machine and the ARC commercial power plant. It operates through a strategic partnership with the Massachusetts Institute of Technology and focuses on scaling fusion technology to provide carbon-free, baseload power to global energy markets.
eh.energy • HQ: Nyon, Switzerland • Hydrogen Energy • 201-500 employees • Startup • Hiring 13, 3 new
HQ: Nyon, Switzerland • Hydrogen Energy • 201-500 employees • Startup • Hiring 13, 3 new
EH Group Engineering develops fuel cell technology for heavy duty mobility and large-scale stationary power, with a redesigned fuel cell that is more compact and has higher power density and lower production cost. It hires electrical, manufacturing, industrial and functional safety engineers and a financial controller. The company is headquartered in Nyon, Switzerland.
