Principal Technical Director, AI-Enabled Spectrum Dominance Voyager TechnologiesPrincipal Technical Director, AI-Enabled Spectrum DominanceLos Angeles, WashingtonArchitect complete RF systems bridging DSP algorithms, software-defined radio (SDR) hardware, FPGA/SoC platforms, and high-level mission software, ensuring seamless integration across the entire signal chain for both space and ground segments. We are seeking a Principal Technical Director, AI-Enabled Spectrum Dominance to serve as the senior technical leader for our advanced RF systems, software, algorithms, and agentic AI portfolio as applied to space-based and terrestrial electromagnetic warfare and sensing.
Principal Welding Engineer Impulse SpacePrincipal Welding EngineerRedondo Beach, CA$190,000–$225,000 / yearAs a Principal Weld Engineer at Impulse you will help develop, qualify and optimize welding designs and processes with both laser beam, gas tungsten arc welding, friction stir welding, and orbital tube welding. Develop, optimize, and qualify weld processes and parameters for multiple welding processes including but not limited to: laser beam welding, friction stir welding, gas tungsten arc welding, orbital tube welding.
Principal GNC Engineer, Responsive Space (Top Secret Clearance) Impulse SpacePrincipal GNC Engineer, Responsive Space (Top Secret Clearance)Redondo Beach, CA$230,000–$270,000 / yearThis position requires applicants to be either U.S. Persons (i.e., U.S. citizen, U.S. national, lawful permanent U.S. resident (green card holder), an individual granted asylum in the U.S., or an individual admitted in U.S. refugee status) or persons eligible to obtain an export license from the U.S. Departments of State, Commerce, or other applicable U.S. government agencies. Participate in vehicle-level hardware and software design reviews and trade studies, coordinating GNC needs to cross-discipline teams.
Principal Customer Service Engineer CadencePrincipal Customer Service EngineerIrvine, CA$92,400–$171,600 / yearCadence's Physical Systems Design & Analysis group is seeking a Principal Customer Service Engineer (Principal CSE) to support our Finite Element Analysis (FEA) and Virtual Manufacturing & Costing (VMC) team. This role is ideal for an experienced simulation engineer who enjoys solving complex customer problems, leading technical engagements, and contributing to both project delivery and presales activities.
Principal Product Manager United Talent AgencyPrincipal Product ManagerBeverly Hills, CaliforniaBuild deep partnerships with cross‑functional leaders—including agents, executives, operations, and engineering—to surface needs, align on priorities, and champion a client‑ and creator‑centric product approach. Define and maintain epics, user stories, and acceptance criteria for complex initiatives, enabling effective agile execution and clear alignment across engineering and design teams.
Tax Principal UHYTax PrincipalIrvine, CaliforniaYour extensive experience in tax advisory, team leadership, and business development will play a pivotal role in elevating our firm's reputation as a premier tax service provider. UHY is one of the nation’s largest professional services firms providing audit, tax, consulting and advisory services to clients primarily in the dynamic middle market.
Private Equity Principal Soul Equity SolutionsPrivate Equity PrincipalLos Angeles, CaliforniaThis is a newly formed lower middle market private equity firm raising its debut institutional fund, targeting roughly $200 million to pursue special situations: flexible, opportunistic capital deployed into distressed and stressed businesses, rescue and event-driven financings, and complex or illiquid situations that traditional buyout and credit funds tend to pass over. Source, evaluate, and lead execution of special situations investments: distressed and stressed businesses, rescue and opportunistic financings, event-driven opportunities (M&A transitions, carve-outs, litigation or regulatory-driven situations), and complex or illiquid assets.
Principal Component Engineer I CesiumAstroPrincipal Component Engineer IEl Segundo, CA$148,500–$199,000 / yearPlease Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State. If you enjoy working in a startup environment and are passionate about developing leading-edge electronics for satellites, spacecraft, and aerospace systems, we would like to hear from you.
Principal Power Electronics Engineer II CesiumAstroPrincipal Power Electronics Engineer IIEl Segundo, CA$217,000–$266,000 / yearDesign elements and responsibilities will include isolated and non-isolated DC-DC converters, maximum power point tracking solar power converters, magnetics design and analysis, system-level power management and distribution design, point-of-load regulators, switching and linear regulators, filters, and stability analysis and measurement. As a principal engineer on the hardware team, you will be responsible for hardware designs from concept through production, including product roadmaps, block diagrams, part selection, schematic design, PCB layout and routing, analysis, manufacturing (working with contract manufacturers), test, qualification, and in-orbit support.
Principal Power Electronics Engineer I CesiumAstroPrincipal Power Electronics Engineer IEl Segundo, CA$148,500–$199,000 / yearIn this position, you will contribute across the entire development lifecycle of next-generation power electronics hardware for satellites and space power systems payloads-from leading the definition of power system architectures and trade studies to detailed circuit design, simulation, printed circuit board (PCB) layout, verification and integration testing, production transition, and manufacturing support. Experience working with electrical power systems and subsystems, including developing power architecture and power requirements, performing trade studies for size, weight, power, and cost optimization (SWAP-C), selecting power converter topologies, and defining power management and control blocks.
Principal Communication Systems Engineer I CesiumAstroPrincipal Communication Systems Engineer IEl Segundo, CA$148,500–$199,000 / yearPlease Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State. In this position, you will help develop space architecture concepts, sub-system design, payload design, requirements development, analysis and decomposition, high-level software and hardware system architecture design, concept of operations (CONOPS) development, and risk assessment.
Principal CAD Designer CesiumAstroPrincipal CAD DesignerEl Segundo, CA$48.50–$58.35 / hourThe Principal CAD Designer serves as a key technical resource supporting engineering teams through design execution, product data management, engineering change implementation, and continuous improvement of CAD processes and documentation practices. Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State.
Principal Product Manager (Bulk Property Data) CoreLogicPrincipal Product Manager (Bulk Property Data)Irvine, CA7-10+ years proven experience in high-tech business management, product management or marketing which includes some combination of forecasting and budgeting, product and/or business strategy determination, market research, pricing analysis and/or product development. This role is responsible for managing products and services through the development cycle as well as working with and influencing sales, marketing, finance, analytics, operations, implementation and product development, and senior management to achieve revenue and profit goals.
Principal, Capital Markets and Strategy Harbinger MotorsPrincipal, Capital Markets and StrategyGarden Grove, CaliforniaHarbinger 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. Harbinger may share your Candidate Personal Data with (i) internal personnel who have a need to know such information in order to perform their duties, including individuals on our HR, legal, and finance teams, and the team(s) with the position(s) for which you are applying; (ii) Harbinger affiliates; and (iii) Harbinger’s service providers, including providers of background checks, staffing services, and cloud services.
Principal Build Reliability Engineer Castelion CorporationPrincipal Build Reliability EngineerTorrance, CaliforniaHands-on development of design for manufacturability through ensuring identification of key characteristics, prototype testing for manufacturability, First Article and Detailed Inspection planning, evaluation of previous non-conformances and lessons learned, and other manufacturing and quality tools as required. Participating in Preliminary Design Review (PDR) / Critical Design Review (CDR) to ensure design for quality (DFQ), design for manufacturability (DFM), risk quantification and mitigation, and that appropriate test validation methods and inspection techniques, including nondestructive evaluation methods, have been considered.
Principal GNC Engineer OutpostPrincipal GNC EngineerLos Angeles, CAGetting mass from orbit to a precise point on the ground is a GNC problem end to end: a deorbit burn that has to hit an entry corridor, a hypersonic entry that has to bleed energy inside structural and thermal limits, and a guided descent that has to land on a target, repeatably, and cheaply enough to do it often. Implement control of aerodynamically unstable or marginally stable vehicles, gain scheduling and robust control across wide Mach and dynamic pressure ranges, actuator and effector allocation, autonomous mode sequencing and abort logic.
Principal, Capital Markets And Strategy Harbinger MotorsPrincipal, Capital Markets And StrategyGarden Grove, CA$140,000–$150,000 / yearHarbinger 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. Harbinger may share your Candidate Personal Data with (i) internal personnel who have a need to know such information in order to perform their duties, including individuals on our HR, legal, and finance teams, and the team(s) with the position(s) for which you are applying; (ii) Harbinger affiliates; and (iii) Harbinger's service providers, including providers of background checks, staffing services, and cloud services.
Principal Data Engineer – AWS Cloud | Irvine, CA | 100% Onsite | Long Term Contract - AS Central Business SolutionsPrincipal Data Engineer – AWS Cloud | Irvine, CA | 100% Onsite | Long Term Contract - ASIrvine, CaliforniaThis is a hands-on engineering role requiring strong coding skills, cloud architecture knowledge, and experience working with large-scale data processing systems. We are seeking a highly skilled Senior Data Engineer with deep expertise in AWS Cloud to join a high-performing engineering team in Irvine, CA.
Senior Full Stack Principal - Irvine, CA - Only W2 - (JK) Central Business SolutionsSenior Full Stack Principal - Irvine, CA - Only W2 - (JK)Irvine, CaliforniaCollaborate with business and technical stakeholders to deliver aviation-specific solutions. Guide development teams and ensure scalable, secure, and high-performance applications.
Principal AI Engineer – Agentic AI / Generative AI | Irvine, CA (Hybrid) | Contract to Hire | AS Central Business SolutionsPrincipal AI Engineer – Agentic AI / Generative AI | Irvine, CA (Hybrid) | Contract to Hire | ASIrvine, CaliforniaThis role requires a highly experienced AI engineer with deep expertise in Large Language Models (LLMs), AI Agents, Multi-Agent Systems, Retrieval-Augmented Generation (RAG), and cloud-native AI architectures. You will drive the architecture, development, deployment, and optimization of intelligent AI agents that automate complex business workflows, power enterprise copilots, and integrate seamlessly with enterprise platforms.