Senior Systems Engineer (IT Projects) Frontline, LLC - Managed IT Services and IT SupportSenior Systems Engineer (IT Projects)Los Angeles, CA$90,000–$110,000 / yearA typical quarter looks like the work our senior engineers delivered over the past 18 months: Server and virtualization projects — ESXi-to-Hyper-V migrations, Windows Server 2025 domain controller modernization, physical server replacements, and storage expansions (Synology, datastore offload and cleanup). Cloud and Microsoft 365 projects — on-prem-to-cloud migrations, Azure decommissions, mail migrations (Barracuda to M365, tenant-to-tenant), M365 hardening with Intune, Conditional Access, and Autopilot workstation rollouts.
Senior Systems Engineer (IT Projects) FrontlineSenior Systems Engineer (IT Projects)Los Angeles, California$90,000–$110,000 / yearA typical quarter looks like the work our senior engineers delivered over the past 18 months: Server and virtualization projects — ESXi-to-Hyper-V migrations, Windows Server 2025 domain controller modernization, physical server replacements, and storage expansions (Synology, datastore offload and cleanup). Cloud and Microsoft 365 projects — on-prem-to-cloud migrations, Azure decommissions, mail migrations (Barracuda to M365, tenant-to-tenant), M365 hardening with Intune, Conditional Access, and Autopilot workstation rollouts.
Quality Systems Engineer Radiant IndustriesQuality Systems EngineerEl Segundo, CaliforniaPortable 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.
Senior Motor Control Calibration and Integration Engineer Rivian Automotive IncSenior Motor Control Calibration and Integration EngineerCarson, CA$135,100–$168,900 / yearPlan and perform algorithm testing in dynamometer, HIL, inductive load, and vehicle test environments Manage the calibration set of motor control software for advanced projects Lead requirements verification for advanced motor controls and cross-functional vehicle-level features Work with cross-functional teams on electric actuator and vehicle bring-up activities Develop, maintain, and continuously improve test stations for dynamometer, HIL, and inductive load testing Stay abreast of new technologies, competitive methods, and products Qualifications Master's degree in Electrical Engineering or Mechanical Engineering 4+ years of experience in motor calibration and dynamometer operations Expertise in the theory and principles of AC electric machine drives and three-phase switching power converter topologies Expertise in test automation systems; NI VeriStand preferred Expertise in calibration software; Vector CANape and CANalyzer preferred Fluency in data processing software, including MATLAB/Simulink Experience in HIL bring-up and testing preferred Strong hands-on experience with oscilloscopes, multimeters, and power meters Strong hands-on experience with dynamometer mechanical setup Strong teamwork, data presentation, problem-solving, and project planning skills in collaboration with project managers Pay Disclosure The salary range for this role is USD 135,100-168,900 for Southern California based applicants. Rivian may use your Candidate Personal Data for the purposes of (i) tracking interactions with our recruiting system; (ii) carrying out, analyzing and improving our application and recruitment process, including assessing you and your application and conducting employment, background and reference checks; (iii) establishing an employment relationship or entering into an employment contract with you; (iv) complying with our legal, regulatory and corporate governance obligations; (v) recordkeeping; (vi) ensuring network and information security and preventing fraud; and (vii) as otherwise required or permitted by applicable law.
GNC Engineer – Actuation Systems Castelion CorporationGNC Engineer – Actuation SystemsTorrance, CaliforniaModel electromechanical actuator dynamics, including motors, transmissions, ball screws, control surfaces, sensors, structural loads, friction, backlash, saturation, and other nonlinear effects. This role is a strong fit for engineers who enjoy controls, electromechanical systems, hands-on testing, and seeing algorithms directly affect hardware performance.
Senior Systems Engineer - EW Pacific DefenseSenior Systems Engineer - EWEl Segundo, CAPacific Defense, a small fast-growing company that develops and provides advanced multi-function RF systems for the U.S. Department of Defense, is looking for a Senior Systems Engineer to work in our Electronic Warfare engineering team. Within these business areas there are many products that support them including Position, Navigation, and Timing (PNT) products, Communications products (VLF through SHF and beyond), Electronic Warfare Systems, and others.
Senior Avionics Systems Engineer Castelion CorporationSenior Avionics Systems EngineerTorrance, CaliforniaThis role is responsible for the overall integration of the vehicle's avionics systems, ensuring that power, control electronics, communications, sensors, embedded computing, and flight software function as a cohesive flight system. Lead the integration of avionics subsystems, including flight computers, sensors, power electronics, control electronics, RF systems, flight termination systems, and propulsion electronics.
Software Engineer Developer - Millennium Space Systems The Boeing CoSoftware Engineer Developer - Millennium Space SystemsEl Segundo, CA$171,700–$252,500 / 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. Drug Free Workplace: 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.
Senior Systems Engineer KBR IncSenior Systems EngineerEl Segundo, CA$150,000–$190,000 / yearKey Responsibilities: Interface with the customer and provide end-to-end mission architecture system capability/requirements to achieve a desired mission effect, physics-based System of Systems performance assessment, digital engineering and modeling support that includes technical and programmatic analysis/assessment related to requirements for current and future Space Control programs. The successful candidate will be responsible for establishing and maintaining requirements, interfaces, test and verification plans and system integration plans based upon space defense kill chains to enable capability gap analysis and evaluation of future system performance.
Space Systems Engineers (Multiple Positions) KBRSpace Systems Engineers (Multiple Positions)El Segundo, CA$121,000–$251,000 / yearBachelor of Science degree in related science field (electrical engineering, physics, math, data science, systems engineering, aerospace engineering, orbital mechanics, or space physics, etc.). The successful candidates will collaborate and communicate with Government leadership team to ensure processes and products are delivered within program schedule and demonstrate depth of knowledge as applied and used in system of systems integration.
Early Career Systems Engineer Matter IntelligenceEarly Career Systems EngineerEl Segundo, CaliforniaWorking closely with systems engineers, subject matter experts, and subsystem leads, you will help translate mission needs into system architecture, technical requirements, allocations, budgets, internal and external interfaces, trades, and technical risks. Dig into challenging engineering problems using first-principles analysis, modeling, heritage, test data, and thoughtful treatment of uncertainty while gaining hands-on experience with space and airborne payloads.
Senior Systems Engineer, SATCOM and RF Connectivity RAVE AerospaceSenior Systems Engineer, SATCOM and RF ConnectivityBrea, CaliforniaThe Senior Systems Engineer, SATCOM and RF Connectivity performs system-level engineering across the lifecycle of the company's satellite communications and In-Flight Connectivity (IFC) products, with a primary technical focus on satellite communications and the end-to-end RF signal chain. In addition to a comprehensive package of health benefits that include company contributions, RAVE Aerospace offers a variety of additional benefits and perks to enhance your work-life balance experience, including but not limited to: A home allowance to elevate your home workspace.
AI Systems Engineer ANDURIL INDUSTRIESAI Systems EngineerSanta Ana, CA$191,000–$253,000 / yearTo ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process. This third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources.
Senior Software Simulation Engineer HermeusSenior Software Simulation EngineerLos Angeles, CALeveraging Model-Based Design (MBD) principles, you will use MATLAB/Simulink and automated code generation tools to translate dynamic system models into executable real-time code for Hardware-in-the-Loop (HIL) and Software-in-the-Loop (SIL) testing. Ideal candidates will have a solid understanding of aerospace systems, control theory, and real-time simulation platforms, along with hands-on experience in model-based code generation, HIL development, and test automation within safety-critical environments.
Lead, Systems Engineer Sony Pictures EntertainmentLead, Systems EngineerCulver City, California$138,000–$167,000 / yearThe Lead, Systems Engineering, is responsible for analysis, design, and development of enterprise systems and senior level technical expert for production of the Sony Pictures Entertainment Global Server Technology environment. The actual base salary offered will depend on a variety of factors, including without limitation, the qualifications of the individual applicant for the position, years of relevant experience, level of education attained, certifications or other professional licenses held, and if applicable, the location of the position.
Staff Embedded Systems Security Engineer True AnomalyStaff Embedded Systems Security EngineerLong Beach, CA$200,000–$305,000 / yearDeep, expert-level PKI knowledge with hands-on experience designing and operating PKI for embedded and resource-constrained systems -certificate-based device authentication, firmware signing certificate chains, secure boot PKI hierarchies, certificate provisioning and rotation for constrained devices (where rotation isn't trivial, e.g., spacecraft in orbit), secure key storage, and HSM integration. Demonstrated principal-level impact: setting security strategy and technical direction across an organization, independently identifying and prioritizing the risks that matter most, driving hardening initiatives end to end, raising the security bar and mentoring other engineers, thriving on ambiguous and novel problems, and influencing and aligning teams without direct authority.
Principal Embedded Systems Security Engineer True AnomalyPrincipal Embedded Systems Security EngineerLong Beach, CA$225,000–$330,000 / yearDeep, expert-level PKI knowledge with hands-on experience designing and operating PKI for embedded and resource-constrained systems -certificate-based device authentication, firmware signing certificate chains, secure boot PKI hierarchies, certificate provisioning and rotation for constrained devices (where rotation isn't trivial, e.g., spacecraft in orbit), secure key storage, and HSM integration. Demonstrated principal-level impact: setting security strategy and technical direction across an organization, independently identifying and prioritizing the risks that matter most, driving hardening initiatives end to end, raising the security bar and mentoring other engineers, thriving on ambiguous and novel problems, and influencing and aligning teams without direct authority.
Systems Engineer - Level 2/3 Northrop Grumman CorpSystems Engineer - Level 2/3Azusa, CA$91,800–$137,600 / yearBasic Qualifications for Systems Engineer - Level 3: Bachelor''s degree in STEM (Science, Technology, Engineering, Math) discipline with 5+ years of engineering experience; OR Master''s degree in STEM (Science, Technology, Engineering, Math) discipline with 3 years of experience; OR PhD degree in STEM discipline with 1 year of experience. Basic Qualifications for Systems Engineer - Level 2: Bachelor''s degree in STEM (Science, Technology, Engineering, Math) discipline with 2+ years of engineering experience; OR Master''s degree in STEM (Science, Technology, Engineering, Math) discipline.
AMOC Senior Systems Engineer Planned Systems International, Inc.AMOC Senior Systems EngineerRiverside, CAPersonnel will deploy to sites including CAMOC in Aguadilla, Puerto Rico, and other CONUS and OCONUS locations to perform installation, troubleshooting, integration, and sustainment of C4I, AMOSS, ISR, and telecommunications systems. This role is responsible for evaluating, analyzing, and integrating C4I communications systems and infrastructure, ensuring interoperability, performance, and reliability across AMOSS, ISR, and telecommunications environments in alignment with mission priorities and operational requirements.
Senior Systems Engineer - Radar System Integration & Test - Onsite RTX CorpSenior Systems Engineer - Radar System Integration & Test - OnsiteEl Segundo, CATypically requires a Bachelor's degree in Science, Technology, Engineering or Mathematics (STEM) discipline (preferably Systems Engineering, Electrical Engineering, Software Engineering or Physics) with a minimum of 5 years of related work experience troubleshooting technical issues with electronics, including the use of common commercial test equipment (oscilloscope, spectrum analyzer, etc.). Our Space & Airborne team members located in El Segundo, CA integrate hardware and software, develop test plans and procedures, debug and evaluate system functions and interfaces, and verify system requirements in support of final sell-off to the customer.