Top Systems Engineer Jobs in Los Angeles, CA

Leads mission systems engineering for first-of-kind space vehicles and missions. Develops physics-based simulations, mission flight plans, operational planning tools, and concept-of-operations solutions. Supports technology integration, system trade studies, performance verification, and customer presentations. Collaborates with multidisciplinary teams and subject matter experts across space and ground domains while providing technical leadership in an accelerated development environment.

Leads systems engineering activities for satellite and space-related applications, including requirements development and management, system architecture, specifications, ICDs, traceability, verification planning, testing, integration, and change control. Coordinates cross-functional engineering teams, resolves subsystem interface issues, supports technical reviews, and assesses requirements and verification risks. The role requires an active Top Secret/SCI clearance, U.S. citizenship, and at least 10 years of related experience.

Leads systems engineering activities for space-based programs, including requirements management, system architecture, integration, verification, validation, and testing. Develops test plans, ground segment operational products, and mission-support solutions while resolving cross-functional technical issues. Supports risk management, system performance analysis, interface compatibility, and scaled agile development. The role is fully onsite in Seal Beach, California, with potential placement at Kennedy Space Center, Florida, and requires an active U.S. Top Secret clearance.

Leads systems engineering for space and ground systems, including requirements management, architecture, integration, verification, validation, testing, and operational product development. Develops requirements and interface control documents, resolves technical issues, supports mission operations, applies model-based systems engineering and scaled Agile practices, and leads technical teams through complex government programs. The role is fully onsite and requires an active U.S. Top Secret clearance and U.S. citizenship.

Develop and maintain software requirements, architecture, algorithms, interfaces, APIs, backend services, and user interfaces for SATCOM mission-planning systems. Work throughout the Agile and DevSecOps lifecycle, including design, coding, integration, testing, deployment, code reviews, automation, security, and performance improvements. Support CI/CD pipelines, Kubernetes optimization, databases, geospatial visualization, and software for space systems and ground segments.

Lead design, architecture, and implementation of APIs, front-end interfaces, and backend services for satellite and ground systems. Guide Agile/DevSecOps development, CI/CD, automated testing, and security practices; lead code reviews, mentor team members, and own features through full lifecycle to deployment.

Leads systems engineering activities for space and ground systems, including requirements management, architecture, integration, verification, validation, testing, and technical issue resolution. Develops test plans, operational products, and verification reports; supports mission execution, system security, reliability, and interface compatibility. Collaborates with multidisciplinary teams using scaled agile processes to deliver systems for government clients.

Leads systems engineering activities for proprietary space and ground-system programs, including requirements development and management, interface control documentation, architecture and design support, integration, testing, verification, and validation. The role addresses technical risks, system performance, reliability, security, and mission requirements while supporting model-based systems engineering, automation, scaled Agile development, and cross-functional technical issue resolution. This is a 100% onsite position requiring an active U.S. Top Secret clearance.

Designs, integrates, tests, and verifies complex aerospace mechanical systems. Responsibilities include system architecture trade studies, requirements-based systems engineering, validation and verification planning, system-level environmental testing, technical presentations, and traceable technical documentation. The role collaborates with component and analysis teams to deliver safe, efficient systems meeting customer and quality requirements.

Develops system architectures using MBSE and SysML, decomposes requirements, maintains traceability, analyzes mission threads and use cases, and supports engineering milestone reviews. The role translates customer reference architectures, ensures model compliance, improves MBSE processes and tools, mentors systems engineers, and supports customer relationships. The position is fully onsite in El Segundo, California, and requires U.S. citizenship, export-control eligibility, and the ability to obtain a Secret clearance.

Develops ground segment operational products and supports space mission systems through system-level integration, testing, verification, ConOps development, architecture analysis, and cross-functional technical issue resolution. The role requires collaboration across multidisciplinary engineering teams on rapid-prototyping and high-intensity space technology projects.

Design, analyze, and verify RF, digital, and optical satellite communications payloads across lifecycle. Support requirements, trade studies, algorithms, simulations (link, capacity, performance), integration, testing, and supplier oversight. Develop analysis tools and participate in proposals and design reviews.

Designs and develops satellite systems across their lifecycle, including requirements definition, interface coordination, system architecture, trade studies, compliance tracking, technical reviews, and integration and test support. Collaborates with interdisciplinary teams and customers, resolves cross-functional issues, manages requirements traceability using DOORS and Cameo, supports engineering change proposals, and may contribute to launch-site or mission-operations activities.

Lead and perform systems engineering for MILSATCOM ground mission planning systems: define and verify requirements, design interfaces and architecture, support integration and test, ensure system security, reliability and maintainability, mentor teams, coordinate with suppliers and government stakeholders, and present technical material at program reviews.

Leads development of MILSATCOM ground mission planning systems, including requirements analysis, architecture and interface design, integration, verification, testing, and customer demonstrations. Coordinates system performance requirements, risk and opportunity management, technical analyses, quality attributes, and cross-functional issue resolution. Collaborates with suppliers, contractors, government customers, and integrated product teams while mentoring engineering staff and leading technical reviews and documentation. The role is fully onsite in Seal Beach, California, requires an active Secret clearance, U.S. citizenship, and domestic travel as needed.

Designs and integrates complex mechanical systems, supports architecture trade studies, and develops, validates, and verifies system requirements. The role creates verification and qualification plans, coordinates component and analysis teams, presents technical findings, oversees testing, and maintains traceable technical documentation. It requires aerospace systems engineering expertise, knowledge of mechanical and thermal disciplines, requirements management tools, Model-Based Systems Engineering, and environmental testing experience. The position is hybrid in Torrance, California, with no relocation offered.

The role involves designing and developing satellite communication systems, conducting performance analysis, and supporting ASIC and FPGA system design.

Designs, integrates, verifies, and tests satellite ground systems. Develops requirements, interface documents, architecture, test plans, and reports. Performs system analyses for reliability, safety, maintainability, security, and affordability. Works in agile teams, mentors staff, and supports requirements management, system integration, verification, and customer delivery to ensure mission success.

The Systems Engineer will design and develop RF, digital, and optical satellite communication systems, focusing on signal processing architectures, performance analysis, and unit integration.

The Survivability Systems Engineer/Scientist leads analyses and testing for spacecraft survivability against environmental challenges, overseeing designs and compliance verification.

Lead systems engineering for a next-generation unmanned aircraft system. Responsibilities include defining system architecture, behaviors, requirements, interfaces, fault responses, and traceability; integrating avionics, autonomy, propulsion, sensors, and mission systems; conducting MBSE modeling, trade studies, safety analyses, flight testing, and performance validation; and coordinating cross-functional teams, DoD stakeholders, and government partners through development and operational deployment.

Supports manufacturing development, assembly, inspection, integration, and troubleshooting of thermal control system hardware for human-rated space stations. Creates work instructions and inspection plans, works directly with shop-floor technicians, resolves manufacturing issues, supports nonconformance investigations and corrective actions, provides design-for-manufacturing feedback, and performs or supports specialized fluid-system processes including welding, brazing, tube bending, cleaning, leak testing, and pressure testing.

Owns system-level design and integration for complex rocket mechanisms, including thrust vector control. Defines requirements, CONOPS, verification plans, and test criteria; leads cross-functional collaboration across mechanical, actuator, GNC, avionics, and software teams. Coordinates design, manufacturing, integration, and testing while managing technical risks, schedules, and flight readiness. Provides hands-on support through test fixture design, sensor specification, automation, and root-cause investigations.

Designs, analyzes, documents, and tests mechanical, fluid, and thermal systems for satellite programs. Responsibilities include detailed system and component design, spatial integration, mechanisms and landing gear modification, technical documentation, proposal support, lab testing, technical data analysis, and collaboration with cross-functional teams. The role is performed onsite under general supervision and requires eligibility for a U.S. security clearance.

Designs, develops, analyzes, and verifies RF, digital, and optical communications payloads for space applications. Responsibilities include requirements development, trade studies, system algorithms, MATLAB-based simulations, link and performance analysis, supplier oversight, hardware procurement, design reviews, integration, testing, troubleshooting, and on-orbit operations support. The role supports satellite programs throughout their full life cycle and requires active U.S. Secret clearance and 100% onsite work.