Top Systems Engineer Jobs in Los Angeles, CA

Leads software systems engineering for SATCOM mission planning tools supporting space and ground systems. Responsibilities include requirements, architecture, API and backend development, frontend interfaces, integration, testing, deployment, code reviews, security, performance improvements, and technical mentoring. The role requires Python, JavaScript, TypeScript, Agile and DevSecOps experience, an active U.S. Secret clearance, U.S. citizenship, and full-time onsite work in Seal Beach, California.

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.

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

Designs, analyzes, tests, and supports satellite electrical power and harness subsystems across the spacecraft lifecycle. Responsibilities include requirements definition, verification artifacts, battery and bus modeling, voltage regulation and stability analysis, harness calculations, power budgeting, architecture and sizing, fault-tolerance analysis, anomaly resolution, and multidisciplinary collaboration. The role requires onsite work in El Segundo and may support mission operations and sustaining engineering.

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.

Build and operate a distributed telemetry data platform for ingest, processing, indexing, compression, storage, and query. Design APIs, horizontal scaling, fault tolerance, multi-environment deployments, customer data isolation, and high-performance systems supporting petabytes of data and millions of series. Engineers own projects from design through release and operations while solving complex distributed-systems challenges on a small founding team.

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.

Leads mission systems engineering for first-of-kind space vehicles and missions. Develops physics-based simulations, mission concepts, flight plans, and operational planning tools; supports system trade studies, technology integration, and performance verification. Collaborates with multidisciplinary teams, customers, and subject matter experts while presenting technical reviews and leading integrated development efforts across space and ground systems.

Designs, develops, integrates, tests, and sustains satellite ground and mission control systems. Responsibilities include defining hardware and software requirements, developing integration and test plans, supporting customer and government-furnished systems, leading mission-control testing, designing mission data interfaces, supporting on-orbit operations, and contributing to proposals. The role is fully onsite and requires an active U.S. Secret clearance and U.S. citizenship.

Leads systems engineering execution for satellite command-and-control ground systems supporting national defense missions. Owns requirements, verification and validation, system architecture, space-to-ground interfaces, integration, testing, operational readiness, risk mitigation, and sustainment. Coordinates cross-functional teams, mission operations, government stakeholders, and technical review boards while applying MBSE and requirements management processes. The role requires extensive lifecycle leadership of classified aerospace ground systems and eligibility for DoD TS/SCI or TS/SAP clearance.

Designs, develops, models, integrates, validates, and tests environmental control systems for commercial, regional, business, and military aircraft. Responsibilities include developing air and vapor cycle performance models, conducting thermodynamic, heat transfer, and fluid mechanics analyses, defining system requirements, validating models against test data, and collaborating with hardware and software engineering teams.

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 Ground Systems Engineer will develop and verify satellite ground systems, engage in design trade studies, and support integration and testing processes against customer requirements.

Lead or Senior Ground Systems Engineer responsible for designing, integrating, verifying, and testing satellite ground systems. Duties include requirements analysis, interface design, system architecture optimization, test plan/procedure development and execution, system integration and verification, and lifecycle support while following Boeing processes and participating in scaled agile teams.

Develop and maintain requirements, architectures, algorithms, interfaces, and designs for satellite command-and-control software. Lead software development in scaled Agile and DevSecOps environments, integrate software components, support customer demonstrations, and perform Product Owner, Technical Lead, Scrum Master, Release Train Engineer, or Integration and Test responsibilities. Manage development schedules, integration activities, and cost baselines while supporting high-performance ground systems.

Migrate, maintain, and optimize game development build pipelines across Unreal Engine Horde and Jenkins. Responsibilities include cloud migration, CI/CD automation, Infrastructure as Code, configuration management, observability, troubleshooting, source control integration, documentation, and technical support. The role partners with developers, platform engineers, DevOps teams, and studios to improve build reliability, scalability, uptime, and performance across Windows and Linux environments.

Designs and analyzes space missions, including rendezvous, proximity operations, and constellation performance. Builds simulation and modeling tools, conducts orbital mechanics and Monte Carlo analyses, optimizes spacecraft maneuvers, and supports system architecture decisions. Oversees mission-system integration, verification, testing, real-time mission support, and pre- and post-flight analyses. Collaborates with subsystem teams and stakeholders to assess performance, reliability, safety, risks, and mission success.

Leads the design, development, integration, and verification of advanced aerospace systems. Defines system requirements, architectures, and verification plans while ensuring compliance with technical and safety standards. Collaborates with cross-functional engineering teams, applies advanced engineering principles, and addresses complex aerospace challenges involving avionics and emerging technologies. The role also includes people leadership responsibilities such as talent development, retention, engagement, and fostering an inclusive culture.

Designs and integrates operational concepts for space missions and first-of-kind space vehicles. Coordinates stakeholders, customers, and subject matter experts; supports technology integration; develops leadership review packages; leads system trade studies, architecture development, functional analysis, and cross-segment issue resolution. Applies MBSE tools to capture system architecture and operational concepts while working with multidisciplinary engineering teams. The role is fully onsite and requires occasional after-hours support.

Design and verify RF, digital, and optical satellite communication systems, develop and validate fixed-point multi-rate DSP architectures, perform link budgets and performance analysis, support ASIC/FPGA system design and prototype demonstrations, and lead integration, verification, and trade studies.

Designs and integrates complex aerospace environmental control systems. Responsibilities include system architecture trade studies, requirements development and validation, verification planning, system-level testing, technical presentations, and traceable technical documentation. The role requires collaboration with component and analysis teams and expertise in mechanical systems, thermodynamics, fluid dynamics, thermal management, requirements engineering, and aerospace environmental testing.

Leads the design, integration, architecture, and technical oversight of complex aerospace systems involving hardware, software, and networks. Provides strategic direction, mentors engineering staff, coordinates multidisciplinary teams, supports project engineering, troubleshoots field issues, and oversees control system integration and test equipment. Ensures solutions meet quality standards and technical requirements while communicating complex information to customers and stakeholders.

Designs, integrates, and oversees complex aerospace systems involving hardware, software, and network components. Provides strategic systems engineering direction, develops architectures, leads control-system integration and test equipment activities, troubleshoots field issues, and supports project engineering. Coordinates multidisciplinary teams, project management organizations, customers, and technical experts while ensuring designs meet quality and industry standards.

Lead satellite assembly, integration, and test activities through launch, develop and approve procedures, troubleshoot hardware/software integration, run environmental tests (EMI/C, Dynamics, TVAC), improve manufacturing throughput, monitor performance with statistical tools, and coordinate across programs, manufacturing, facilities, and quality to meet delivery targets.

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.