Principal Systems Engineer Jobs in Fullerton, CA

Lead the charge in shaping electrical architecture for mission-critical aircraft systems, producing detailed wiring schematics and managing integration across subsystems while ensuring flawless execut...

Engineer groundbreaking propulsion systems, owning engine layouts and packaging. Collaborate across teams to define and analyze components, enhance performance, and innovate testing and manufacturing...

Shape the future of electrical system design, leading teams to ensure stellar delivery of complex projects in mission-critical data centers while mentoring talent and driving innovation in engineering...

Lead the charge in developing comprehensive remediation designs and specifications. Drive innovation in environmental engineering projects while collaborating across teams and ensuring top-quality per...

Lead the charge in designing innovative medical devices for cardiovascular health. This role involves establishing device specifications, evaluating designs, and collaborating with teams to ensure qua...

Join a team that's developing advanced guidance and control systems for missile flight simulations, focusing on algorithm design, verification, and system performance assessments in a collaborative en...

Join a team that's shaping the future of nonprofit tech by driving innovation through AI. As an Engineering Lead, you'll guide a talented team, oversee technical execution, and foster a collaborative...

Lead the charge in unifying cloud infrastructure, AI tooling, and governance in a dynamic Innovation Lab. Oversee end-to-end development and operationalize data ecosystems to drive impactful analytics...

Lead the design and execution of high-pressure gasification tests, developing innovative solutions to advance R&D. Collaborate cross-functionally to ensure safe, reliable operations in a fast-paced, h...

Shape the future of power systems by leading innovative electrical studies and designs for renewable and industrial projects while collaborating with a diverse engineering team to deliver exceptional...

Lead system verification efforts to transform satellite designs into flight-ready systems by driving test improvements, analyzing data, and ensuring compliance through validation. Collaborate across t...

Deliver world-class factory readiness and operational excellence, driving strategic execution of new product introductions while collaborating across teams to ensure process stability and seamless tra...

Optimize cloud solutions as a Sr. Cloud Architect, leading the design and transformation of legacy systems into scalable, cost-effective AWS architectures that enhance automated data processes and del...

Join a team that's building cutting-edge infrastructure for SAP agents. Leverage your expertise in ABAP and S/4HANA to enhance AI capabilities, improve agent performance, and debug systems, all while...

Champion client-focused solutions by leading technical discovery and sales strategies, engaging diverse stakeholders to drive software implementation and value-based outcomes throughout the sales cycl...

Grow your career with a leading team focused on building secure identity solutions. You'll develop and enhance critical authentication systems, driving reliability and security across our platform in...

Innovate cutting-edge electrochemical biosensing technologies, leading development teams to create advanced medical devices that enhance diabetes management and improve patient care, while adhering to...

Optimize the design and delivery of advanced space communication systems, engaging in full program life cycles while collaborating with a high-performance team to address cutting-edge satellite soluti...

Elevate manufacturing capabilities through digital transformation tools, driving efficiency and innovation. Collaborate cross-functionally to develop solutions that enhance productivity, quality, and...

Innovate the next generation of high-performance Lustre capabilities, collaborating with senior engineers to optimize storage infrastructure through hands-on development, feature design, and scalabili...

Advance spacecraft technology by designing and operating optical test setups, collaborating with diverse teams to ensure high-performance development of cutting-edge space hardware...

Innovate cutting-edge radiation transport models within a collaborative team of scientists and engineers, enhancing capabilities and driving advancements in the field of atmospheric radiative transfer...

Lead the charge in manufacturing excellence by optimizing electromechanical product processes. Collaborate cross-functionally to ensure reliability, quality, and efficiency while navigating a fast-pac...

Join a team that's driving innovation in renewable energy by managing large-scale solar and energy storage projects. Oversee all project phases, ensure compliance, and lead cross-functional teams to d...

Pioneer the design and integration of cutting-edge Adaptive Optics systems, ensuring robust project execution and collaboration across teams to enhance astronomical research capabilities. Lead technic...