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.
Senior/Principal Mission Software Engineer HermeusSenior/Principal Mission Software EngineerLos Angeles, CA$128,250–$156,750 / yearAbout The Role: The Mission Systems Engineering team develops the Mission Management System-the software platform connecting mission subsystems, autonomy services, operator interfaces, communications links, and telemetry across Hermeus aircraft and ground systems. Preferred Skills and Experience: Experience with mission systems, command-and-control software, mission planning, ground-control systems, autonomy platforms, or operator-facing applications.
NewPrincipal, Software Architect CoreLogicPrincipal, Software ArchitectIrvine, CAThe ideal individual must possess outstanding communication abilities to oversee a development team and liaise with business stakeholders, conveying and advocating for both functional and solution ideas, ensuring consistency across diverse streams of complex projects, and programs. Key Responsibilities: Lead discussions and development, design and architecture for strategic initiatives, including cloud, integration and enterprise solutions, engaging various Cotality business and technology teams as necessary.
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 Product Manager United Talent AgencyPrincipal Product ManagerBeverly Hills, California$200,000–$250,000 / yearBuild 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.
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 Power Electronics Engineer Long WallPrincipal Power Electronics EngineerLong Beach, California$168,900–$256,900 / yearYou will have the opportunity to be a key member of a small team of mechanical, fluid, and electrical engineers working to develop innovative deployable launch solutions that enable the rapid deployment of Long Wall launch and test systems. 5+ years of electronic product experience designing hardware from concept through production; strong emphasis on full life cycle development of new hardware products and not small incremental updates to legacy hardware.
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 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 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 Mechanical Engineer Salient MotionPrincipal Mechanical EngineerTorrance, California$200,000–$230,000 / yearRequirements Architecture: Translate high-level, ambiguous mission needs into actionable functional and operational requirements for complex electromechanical systems, including spacecraft structures, docking and release mechanisms, robotic arm systems, and military-grade ground support hardware. Cross-Functional Leadership: Act as a technical anchor across the organization, guiding integration efforts, supporting multidisciplinary teams through complex system testing, and authoring test plans, procedures, proposals, and associated program documentation.
Principal Technical Product Manager - AI Integration CoreLogicPrincipal Technical Product Manager - AI IntegrationIrvine, CAWorking knowledge of how large language models consume tools - function calling, tool descriptions, context windows, and the failure modes that arise when AI agents interact with external data sources. You understand what good developer experience feels like because you've been the developer - you've integrated against third-party APIs, read bad documentation, and know the difference between a portal that accelerates adoption and one that generates support tickets.
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.
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 Technical Director, AI-Enabled Spectrum Dominance Voyager TechnologiesPrincipal Technical Director, AI-Enabled Spectrum DominanceLos Angeles, Washington$225,000–$300,000 / yearArchitect 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.
Pipeline / Instrumentation & Controls Principal Engineer E2 Consulting Engineers, Inc.Pipeline / Instrumentation & Controls Principal EngineerLos Angeles, California$140,000–$180,000 / yearFull timeAbout the Organization: E2 Consulting Engineers, LP (E2) is a professional services firm established in 1988 specializing in a full spectrum of engineering services including, project engineering and design, federal base operations and infrastructure support services, gas pipeline construction and inspection services, environmental consulting and remediation, and information technology services. Prepare designs involving pressure, flow, and temperature transmitters; gas detection equipment; remote control valves; control valves; flow meters; pressure regulators; programmable logic controllers; remote terminal units; control panels; and communications equipment.
Title: Principal AI Engineer – Agentic AI | Contract to Hire | Irvine, CA (Hybrid) | AS Central Business SolutionsTitle: Principal AI Engineer – Agentic AI | Contract to Hire | Irvine, CA (Hybrid) | ASIrvine, CaliforniaThe ideal candidate will have strong experience building LLM-powered applications, AI agents, RAG solutions, tool-calling workflows, and data-grounded AI systems, with a strong focus on accuracy, trust, scalability, and production readiness. We are seeking a Senior/Principal AI Engineer to design and build production-grade Agentic AI and Generative AI applications that enable Client's executives to interact with operational data through a conversational interface.
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 Data Engineer (Python, AWS, Redshift, EMR, Airflow, Databricks, Big data) | Contract to Hire | Irvine, CA (Hybrid) | Central Business SolutionsPrincipal Data Engineer (Python, AWS, Redshift, EMR, Airflow, Databricks, Big data) | Contract to Hire | Irvine, CA (Hybrid) |Irvine, CaliforniaLead the creation of data environments and/or data sets to serve a wide range of data users, including but not limited to Data Scientists, Data Analysts, Business Analysts etc. Expertise with programming languages - Python (required), Scala, Ruby, R Database technologies - SQL, performance tuning concepts, AWS RDS, RedShift, MySQL.