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Jobs in California, United States
82 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.
1–20 of 82 jobs
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Staff Turbomachinery Engineer
5 days agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeLead / staff$200.5K – $314.5K a yearEngineeringRadiant is seeking a Staff Turbomachinery Engineer to serve as the Responsible Engineer for the turbomachinery within our nuclear-driven power generation system. This role owns the mechanical design, integrity, and performance of the core rotating assembly at the heart of our…
Supply Reliability Engineer
7 days agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeMid level$100.5K – $142.8K a yearEngineeringWe are looking for a Supply Reliability Engineer who builds supplier programs that prevent problems rather than react to them. You will own the development, qualification, and long-term reliability of Radiant's supply base — establishing the processes, standards, and supplier…
Buyer, Direct Commodities
8 days agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeMid level$115K – $168K a yearOperationsRadiant is seeking a proactive and strategic Buyer to manage the sourcing, negotiation, and acquisition of direct commodities, components, materials, and services necessary for our innovative micro-reactor systems. This role is crucial in building and maintaining a resilient,…
Associate Buyer
8 days agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeEntry level$85.5K – $122.3K a yearOperationsRadiant is looking for an Associate Buyer to join the supply chain team supporting sourcing and acquisition of components, materials, and services for our micro-reactor systems. You'll work closely with Supplier Development Engineers (SDEs), Engineering, Quality Assurance, and…
Metrology Specialist
8 days agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeMid level$115K – $168K a yearEngineeringWe are looking for a Metrology Specialist to help build and advance Radiant’s precision measurement and verification capabilities as we scale advanced reactor manufacturing. You will serve as a technical expert in dimensional metrology, precision inspection, and measurement…
Manager of Quality Control
9 days agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeManager$123K – $173.3K a yearEngineeringWe are looking for a Quality Control Manager to build and lead Radiant's inspection, nonconformance control, and metrology operations as we transition from reactor development to scaled production. You will own the capabilities that ensure hardware is accurately verified,…
Staff Structures Engineer
10 days agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeLead / staff$168.5K – $207.9K a yearEngineeringRadiant is seeking a highly motivated Staff Structures Engineer to design and develop critical structures within Kaleidos. You will solve unique challenges creating efficient and reliable structures that facilitate fission while surviving extreme temperature environments and…
Senior Mechanical Engineer, Structures
10 days agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeSenior$133.5K – $184.8K a yearEngineeringRadiant is seeking a highly motivated Senior Mechanical Engineer to design and develop critical structures within Kaleidos. You will solve unique challenges creating efficient and reliable structures that facilitate fission while surviving extreme temperature environments and…
Senior Civil Engineer, Concrete Structures
10 days agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeSenior$133.5K – $184.8K a yearEngineeringRadiant is seeking a highly motivated Senior Civil Engineer to design and develop critical concrete and precast structural systems supporting Radiant's manufacturing and deployment sites. You will solve unique challenges creating efficient, reliable concrete structures capable…
Senior Structural Engineer, Concrete
10 days agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeSenior$133.5K – $184.8K a yearEngineeringRadiant is seeking a highly motivated Senior Structures Engineer to design and develop critical concrete and precast structural systems supporting Radiant's manufacturing and deployment sites. You will solve unique challenges creating efficient, reliable concrete structures…
Senior Structures Engineer
10 days agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeSenior$133.5K – $184.8K a yearEngineeringRadiant is seeking a highly motivated Senior Structures Engineer to design and develop critical structures within Kaleidos. You will solve unique challenges creating efficient and reliable structures that facilitate fission while surviving extreme temperature environments and…
Supplier Quality / Development Engineer
10 days agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeMid level$100.5K – $142.8K a yearEngineeringWe are looking for a Supply Quality Engineer who builds supplier programs that prevent problems rather than react to them. You will own the development, qualification, and long-term reliability of Radiant's supply base — establishing the processes, standards, and supplier…
Accounts Payable Manager
10 days agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeSenior$85.5K – $122.3K a yearFinanceRadiant is seeking an AP Manager to own our end-to-end accounts payable operations. We process 800-1,300 invoices monthly across fragmented systems (QuickBooks, ION, and Ramp) with no automatic integration or three-way match. This role will manage the full invoice-to-payment…
Principal Electrical Engineer, Electronics
2 weeks agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeLead / staff$200.5K – $314.5K a yearEngineeringRadiant is seeking a Principal or Staff Electrical Engineer to define and lead the electrical architecture for Kaleidos, our commercial microreactor targeted for customer deployment in 2028. The work spans end-to-end PCB development, mixed-signal design, high-speed interfaces,…
Radiant Industries · El Segundo, California, United States
On-siteFull-timeSenior$158K – $219.5K a yearEngineeringRadiant is seeking a Senior Electrical Engineer, HIL to lead the design, build, and maintenance of Radiant’s electrical test infrastructure for Kaleidos, our commercial microreactor targeted for deployment in 2028. You will own test infrastructure development, including…
Materials Engineer, Moderator Materials
2 weeks agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeMid level$106.5K – $146.5K a yearEngineeringRadiant is seeking a highly motivated Materials Engineer to own development, testing, and qualification of in-core moderator and reflector materials and related manufacturing processes used for the Kaleidos 1MW nuclear microreactor. The ideal candidate takes great ownership of…
Senior Accounting Manager
3 weeks agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeSenior$115K – $168K a yearFinanceWe are seeking an experienced Accounting Manager to lead and manage day-to-day accounting operations, ensure compliance with GAAP, and support the month-end close and reporting processes. This role will oversee areas such as general ledger maintenance, fixed assets, inventory,…
ERP Solutions Engineer, Finance
3 weeks agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeMid level$115K – $168K a yearSalesGather and document requirements from Finance stakeholders and translate them into functional and technical designs; Configure and maintain ERP finance modules, such as General Ledger, Accounts Payable, Accounts Receivable, Fixed Assets, Cash Management, Project Accounting, and…
Senior Safety Analysis Engineer
3 weeks agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeSenior$150K – $211.8K a yearEngineeringRadiant is seeking a Senior Safety Analysis Engineer to lead reactor safety analyses supporting the design, testing, and deployment of Kaleidos. You will evaluate reactor behavior during normal, transient, and accident conditions, assess safety margins, and develop technically…
Senior Reactor Engineer
3 weeks agoRadiant Industries · El Segundo, California, United States
On-siteFull-timeSenior$150K – $211.8K a yearEngineeringRadiant is seeking a Senior Reactor Engineer to lead the testing and verification of critical components, mechanisms, and subsystems within the Kaleidos microreactor. You will work closely with nuclear, mechanical, thermal, controls, and test engineering teams to ensure reactor…
Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.