Senior Structures Engineer Radiant NuclearSenior Structures EngineerEl Segundo, CAPerform detailed thermomechanical analysis (static strength, durability/fatigue) and dynamic analysis (vibration, shock) to determine structural integrity (margins of safety) using both hand calculations and finite element tools. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.
FULL- STACK ENGINEER Drs E&e Investment LlcFULL- STACK ENGINEERLos Angeles, CARemote$25–$35 / hourFull timeMobile: Expo React Native, TanStack Query, Zustand, Supabase, Sentry + LogRocket, Pusher, push notifications. - Production React Native / Expo experience — real builds, native modules, EAS, and the App Store release process.
Senior Electrical Engineer, PCB Radiant NuclearSenior Electrical Engineer, PCBEl Segundo, CARadiant is seeking a Senior Electrical Engineer with a strong focus on full-stack PCB development, including mixed-signal design, high-speed interfaces, power distribution, and signal integrity, while supporting data acquisition, signal conditioning, estimation, and real-time processing functions critical to reactor control. You will serve as the technical authority for custom hardware, owning the design and development of high-reliability, low-noise printed circuit boards - from requirements definition and schematic capture through layout, bring-up, validation, and field deployment.
NewSenior Stress Engineer Radiant NuclearSenior Stress EngineerEl Segundo, CARadiant is seeking a Stress Engineer to own and execute structural loads, vibration, and dynamic analyses for complex mechanical systems associated for Kaleidos, the world's first portable microreactor and supporting hardware. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.
Operations Analytics Engineer ATOMSOperations Analytics EngineerLos Angeles, CaliforniaYou’ll work across systems and teams to proactively detect drops, gaps, or unexpected patterns in revenue and product performance and help determine whether they stem from technical failures, operational gaps, or real-world customer behavior. In this hybrid role, you’ll monitor the health of our top revenue products through data: identifying anomalies in performance, surfacing issues across data pipelines or operations, and helping ensure that what we deliver to customers is both accurate and actionable.
IT Systems & Ops Engineer WhatnotIT Systems & Ops EngineerLos Angeles, CAYou will work cross-functionally with our Security, Finance, Marketing/Events, and People teams, as well as stakeholders across the company to ensure we are providing all employees with an exceptional experience from onboarding to offboarding, enabling them with the appropriate hardware and software to effectively do their job. In addition to 3-5 years of experience in IT support or operations roles, you should have: Hands-on Okta administration including user provisioning, SSO configuration, group management, and app assignments.
Senior Mechanical Engineer LeidosSenior Mechanical EngineerEl Segundo, CaliforniaExperience with ductless split systems, heat recovery systems, residential type split systems, furnace, direct expansion cooling coils, unitary roof top package units, variable air volume systems, air handling units, chillers, boilers, vehicle exhaust systems and other heating, cooling, ventilation, air distribution, pumping, hydronic piping, and indoor air quality systems. The Mechanical Engineer will provide engineering support to the FAA Los Angeles Enroute Engineering Center which includes project management and project planning for various Air Route Traffic Control Center construction and upgrade modernization projects.
NewSenior Civil Engineer - Concrete Structures Radiant NuclearSenior Civil Engineer - Concrete StructuresEl Segundo, CAPerform detailed structural analysis (reinforced and precast concrete design, static strength, durability) and dynamic analysis (seismic qualification) to determine structural integrity (margins of safety) using both hand calculations and finite element tools. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.
Supplier Quality / Development Engineer Radiant NuclearSupplier Quality / Development EngineerEl Segundo, CAOwn Radiant's procurement assurance and acceptance framework - define how items are accepted across supplier types and quality levels, establish purchase order quality requirements, certifications, material traceability, and compliance documentation, and build toward a graded, systematized model. While you'll have the technical depth to handle non-conformances and corrective actions when they arise, your primary focus is upstream: strengthening supplier processes, closing capability gaps, and building a supply base that performs without constant intervention.
NewSenior Thermal Engineer Radiant NuclearSenior Thermal EngineerEl Segundo, CAPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Radiant's unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials.
Nuclear Engineer Radiant NuclearNuclear EngineerEl Segundo, CAPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. This may include nuclear engineering areas such as radiation shielding, criticality safety, accident dose consequence, reactor physics modeling and design, transient analysis, and radiation detection.
Senior Thermal-Hydraulics Engineer Radiant NuclearSenior Thermal-Hydraulics EngineerEl Segundo, CAPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Radiant's unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials.
NewSenior Reactor Systems Engineer Radiant NuclearSenior Reactor Systems EngineerEl Segundo, CADesired Qualifications & Skills: Prior experience working as an operator in nuclear environments (e.g., nuclear energy, naval reactors, or radiation-controlled facilities), with familiarity in safety protocols, regulatory compliance, and high-reliability operations. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.
Senior Mechanical Engineer - Structures Radiant NuclearSenior Mechanical Engineer - StructuresEl Segundo, CAPerform detailed thermomechanical analysis (static strength, durability/fatigue) and dynamic analysis (vibration, shock) to determine structural integrity (margins of safety) using both hand calculations and finite element tools. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.
Mechanical Engineer LeidosMechanical EngineerEl Segundo, CaliforniaExperience with ductless split systems, heat recovery systems, residential type split systems, furnace, direct expansion cooling coils, unitary roof top package units, variable air volume systems, air handling units, chillers, boilers, vehicle exhaust systems and other heating, cooling, ventilation, air distribution, pumping, hydronic piping, and indoor air quality systems. The Mechanical Engineer will provide engineering support to the FAA Los Angeles Enroute Engineering Center which includes project management and project planning for various Air Route Traffic Control Center construction and upgrade modernization projects.
Manufacturing/ Sustaining Electrical Engineer Login Consulting Services Inc.Manufacturing/ Sustaining Electrical EngineerMonrovia, CAThe position"s specific duties include but are not limited to the following:* Collaborate with production teams to identify and implement improvements in manufacturing processes (including time studies, root cause analysis, drawing clarification and design change requests)* Collaborate with interdisciplinary internal teams to solve problems and define improvements to existing products to optimize performance, cost, and reliability.* A leading manufacturer of equipment and systems for resistance welding, laser welding, laser marking, laser cutting, laser micromachining, and hot bar bonding, located in Monrovia, is seeking a Manufacturing/ Sustaining Electrical Engineer for a full time direct position.
Lead Avionics Engineer Castelion CorporationLead Avionics EngineerTorrance, CaliforniaCastelion is bringing a new approach to defense development and production: one that focuses on short, iterative design cycles, rapid testing in development, and modern commercial manufacturing strategies for production at scale. Act as the technical expert for the overall system and piece-part components, leading component & system anomaly root cause investigations and with data-driven rationale to determine hardware disposition & corrective.
NewSenior Software Engineer INSPYR SolutionsSenior Software EngineerBurbank, CA$91.87–$95 / hourInformation collected and processed through your application with INSPYR Solutions (including any job applications you choose to submit) is subject to INSPYR Solutions’ Privacy Policy and INSPYR Solutions’ AI and Automated Employment Decision Tool Policy: https://www.inspyrsolutions.com/policies/ . Required Education: Bachelor's degree in Computer Science, Information Systems, Software, Electrical or Electronics Engineering, or comparable field of study, and/or equivalent work experience.
NewGlobal Sites Engineer (Early Career) Northwood SpaceGlobal Sites Engineer (Early Career)Los Angeles, CaliforniaTo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.
Senior FPGA / RTL Design Engineer - Signal Processing Silvus TechnologiesSenior FPGA / RTL Design Engineer - Signal ProcessingLos Angeles, CaliforniaIts battle-proven StreamCaster family of MANET radios and proprietary MN-MIMO waveform provides the vital communications link for defense, law enforcement and public safety agencies around the world, and in the toughest operational environments. Silvus Technologies , a leading provider of advanced MANET and MIMO communications systems, is reshaping mesh network technology for mission-critical applications – on the ground, in the air and at sea.