Power Electronics Engineer - Spacecraft Systems Approach VenturePower Electronics Engineer - Spacecraft SystemsHawthorne, California$180,000–$220,000 / yearAs the company expands its engineering team, we are seeking a Power Electronics Engineer to lead the design and development of high-performance power processing hardware that serves as the electrical backbone of advanced propulsion systems. You will work closely with propulsion, avionics, software, and systems engineers to deliver reliable, flight-ready power electronics capable of operating in challenging space environments.
Systems Engineer Booz Allen HamiltonSystems EngineerEl Segundo, California$99,000–$225,000 / yearKnowledge of satellite ground system design, cloud architecture, DevOps and DevSecOps, software frameworks, communication and networking, data processing, exploitation, dissemination, space system operations and tasking, mission planning, space-ground integration, or space system factory support. As aseniorground systems engineeron our team, you will work with Booz Allen colleagues, your team, and the Military to develop and deploy the next generation of Overhead Persistent Infrared (OPIR) ground systems capabilities to deliver critical information to our warfighters to quickly win or even prevent future wars.
Systems Engineer III #26-17842 US Tech Solutions, Inc.Systems Engineer III #26-17842Valencia, CA$70–$75 / hourKey Responsibilities Leads or participates on project teams to develop clear specifications, evaluates feasibility of concepts, and provides formal estimates for electrical/software designs. Independently or as a member of a team directs, develops, concepts, and executes specifications, designs, plans and builds of complex manufacturing and test equipment.
Systems Engineer 2 DP ProfessionalsSystems Engineer 2Woodland Hills, CAProvide technical guidance and mentorship to junior engineers; actively participate in crossfunctional teams to ensure alignment with program objectives and promote knowledge sharing across mechanical, electrical and software disciplines. Collaborate with integration and test teams on schedules, maintain Interface Control Documents (ICDs) and create comprehensive test verification matrices that cover hardwareintheloop (HIL) and softwareintheloop (SIL) scenarios.
Software Deployment & Integration Engineer CHAOS IndustriesSoftware Deployment & Integration EngineerEl Segundo, California$145,000–$220,000 / yearTroubleshoot and root-cause integration failures involving system configuration, operating system setup, services, permissions, network connectivity, routing, switch configuration, and software deployment. 3+ years of experience in systems integration, software integration, test engineering, site reliability, DevOps, lab infrastructure, or a similar technical role on complex hardware/software systems.
Principal Power Systems Engineer Radiant NuclearPrincipal Power Systems 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. You'll collaborate closely with electrical design, controls, turbomachinery, nuclear, thermal, and software teams to ensure safe, stable, and reliable power delivery under a wide range of operating and contingency conditions.
Sr. Thermodynamics Performance Engineer Arbor EnergySr. Thermodynamics Performance EngineerEl Segundo, California$165,000–$180,000 / yearYou'll be the person who turns integrated system behavior into clear, actionable insight — running performance studies ahead of test campaigns, reconciling predictions against test data, and growing our modeling capability into a digital-twin-quality simulation platform that supports controls development, trip response, and eventual hardware-in-the-loop testing. Deep experience with industry dynamic simulation platforms (such as GT-SUITE, Modelica/Dymola, NPSS, Flownex, Simcenter Amesim, or equivalent) applied to turbomachinery, power cycles, or closed-loop thermal-fluid systems.
Thermodynamics Performance Engineer Arbor EnergyThermodynamics Performance EngineerEl Segundo, California$140,000–$155,000 / yearYou'll be the person who turns integrated system behavior into clear, actionable insight — running performance studies ahead of test campaigns, reconciling predictions against test data, and growing our modeling capability into a digital-twin-quality simulation platform that supports controls development, trip response, and eventual hardware-in-the-loop testing. Deep experience with industry dynamic simulation platforms (such as GT-SUITE, Modelica/Dymola, NPSS, Flownex, Simcenter Amesim, or equivalent) applied to turbomachinery, power cycles, or closed-loop thermal-fluid systems.
Senior Product Security Engineer United Talent AgencySenior Product Security EngineerBeverly Hills, California$160,000–$200,000 / yearSupport the security of UTA’s custom-built digital products and platforms, including web applications, cloud services, agentic workflows, data-driven tools, AI-enabled business tools, and custom tools used by employees, business teams, and external partners and clients - from design through deployment and ongoing operation. Partner with engineering, DevOps, and security operations to mature vulnerability operations, including reachability-based prioritization, AI-assisted triage and remediation, developer-native fix workflows, and automated validation that critical attack paths have been closed.
Network Architect And Solutions Engineer KBRNetwork Architect And Solutions EngineerEl Segundo, CA$150,000–$187,000 / yearWe seek technical individuals who will thrive in a highly collaborative work environment of small teams, using the most modern tools and methodologies to tackle the challenges of integrating complex space and ground communications systems. You will lead and support several working groups responsible for leading technical discussion, resolve and identify risk, requirement gaps, developing briefings, writing, and tracking action items, and authoring meeting minutes.
Senior Cybersecurity Engineer, Product Security CHAOS IndustriesSenior Cybersecurity Engineer, Product SecurityEl Segundo, CaliforniaThis role will work closely with Software Engineering, Embedded Systems, Hardware Engineering, Infrastructure, and Program teams to ensure security is integrated throughout the product lifecycle — from architecture and development through deployment and operational support. Compensation Components: Competitive base salaries, generous pre-IPO stock option grants, relocation assistance, and (coming soon!) annual bonuses.
Lead Hardware Engineer Samson RoseLead Hardware EngineerEl Segundo, CaliforniaYou'll build real photonics hardware from week one, on a team small enough that your work is directly visible in the product, while learning optomechanics and precision sensing design from engineers with three decades in the field. You'll lead trade studies to define system architectures, drive multidisciplinary design and integration, and build a small team of hardware engineers from concept to fielded product.
NewNetwork Architect and Solutions Engineer KBR IncNetwork Architect and Solutions EngineerEl Segundo, CA$150,000–$187,000 / yearWe seek technical individuals who will thrive in a highly collaborative work environment of small teams, using the most modern tools and methodologies to tackle the challenges of integrating complex space and ground communications systems. You will lead and support several working groups responsible for leading technical discussion, resolve and identify risk, requirement gaps, developing briefings, writing, and tracking action items, and authoring meeting minutes.
Autonomy Engineer (Mid Career) - Millennium Space Systems BoeingAutonomy Engineer (Mid Career) - Millennium Space SystemsEl Segundo, California$104,550–$153,750 / yearMillennium Space Systems also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Millennium Space Systems, a Boeing Company, is a Drug Free Workplace (DFW) where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.
Quality Manufacturing Engineer WET DesignQuality Manufacturing Engineersun valley, CAFull timeWe are seeking a seasoned Quality Manufacturing Engineer to establish, lead, and continuously evolve quality systems across a highly dynamic, low-volume/high-complexity manufacturing environment. You will serve as a key partner to Manufacturing Engineering and Production Leadership, helping translate design intent into manufacturable, inspectable, and repeatable outcomes.
Staff Instrumentation & Controls Engineer – Nuclear Valar AtomicsStaff Instrumentation & Controls Engineer – NuclearTorrance, California$173,000–$211,000 / yearLead design, specification, selection, and integration of neutron detectors (e.g., fission chambers, boron-lined detectors) and associated signal conditioning electronics (wide-range, source range channels). You will serve as a senior technical authority for nuclear instrumentation and controls (I&C) systems with a focus on neutron detection, detector signal processing electronics, and radiation monitoring equipment.
Chief Space Systems Engineer Space Systems IntegrationChief Space Systems EngineerEl Segundo, CA$210,000–$230,000 / yearPerforms systems architecting and engineering activities such as system requirements definition, interface definition, design, interface management, data architecture development, systems integration, performance analysis, lifecycle cost analysis & estimation, decision analysis, and development and refinement of communications concepts of operation. Bachelor of Science and eighteen (18) years or more experience; Master's and sixteen (16) years or more experience, or an additional 4 years of experience may be used in lieu of a Bachelor's degree.
Systems Engineer Teledyne TechnologiesSystems EngineerEl Segundo, California$72,800–$97,100 / yearThese markets include aerospace and defense, factory automation, air and water quality environmental monitoring, electronics design and development, oceanographic research, deepwater oil and gas exploration and production, medical imaging and pharmaceutical research.. You’ll join a collaborative team of high‑caliber engineers working at the intersection of hardware, software, and networking to develop next‑generation wireless avionics systems used by commercial aircraft around the world.
ESS Terminals Systems Engineer KBRESS Terminals Systems EngineerEl Segundo, CA$135,000–$169,000 / yearWe seek technical individuals who will thrive in a highly collaborative work environment of small teams, using the most modern tools and methodologies to tackle the challenges of integrating complex space and ground communications systems. The ESS Terminals Systems Engineer will play a critical role in designing, implementing, and maintaining complex infrastructure, platform, and software systems that support National Leadership Authority capabilities.
Modeling & Simulation Engineer, Radars CHAOS IndustriesModeling & Simulation Engineer, RadarsEl Segundo, CaliforniaCharacterize performance using metrics such as signal-to-noise or signal-to-interference-plus-noise ratio, probability of detection, false-alarm performance, coverage, detection range, measurement accuracy, track accuracy, revisit rate, update rate, latency, track capacity, and robustness to environmental or threat effects. We develop physics-based models, simulation environments, and analysis tools that help engineering teams evaluate system behavior, improve designs, and reduce risk before hardware design, integration, test, and fielding.