Principal Engineer, Mission Systems

About the Role Saalex Solutions, Inc. is hiring a Systems Engineer II in San Diego, California. This role focuses on designing, implementing, and maintaining complex systems. The position involves working with advanced technologies and collaborating closely with a skilled team to support technical projects.

About Us At DLH Corporation, we are committed to enhancing national security and health readiness for federal programs through cutting-edge research and development, systems engineering, and digital transformation. Our dedicated team of professionals applies their expertise in public health, performance evaluation, and health operations to tackle complex challenges faced by both military and civilian clients. By harnessing advanced technologies such as artificial intelligence, data analytics, and simulation, we are able to devise innovative solutions that improve the lives of millions. With over 2,400 employees, our mission is clear: "Your Mission is Our Passion." Role Overview As a Mechanical Engineer II, you will take on a pivotal role in the research, development, design, manufacturing, and testing of mechanical devices and systems. You will work on a variety of power-producing machines, including electric generators and combustion engines, as well as power-using machines like refrigeration units and industrial equipment. Proficiency in Computer-Aided Design (CAD) and Computer-Aided Manufacturing (CAM) is essential for developing precise 2D drawings and 3D models, enabling you to bring innovative designs to fruition and optimize existing systems.

Join our dynamic team as a Scientist II, where you will leverage your expertise to drive innovation and contribute to cutting-edge research projects. You will work collaboratively with a team of professionals in a stimulating environment that fosters growth and creativity.

Join Monterey Technologies, Inc., where we leverage human-centered systems engineering to create innovative solutions for complex and critical systems. Our approach emphasizes understanding the human aspect before implementing technological solutions, ensuring optimal performance and reduced life cycle costs.Role Overview: As a Senior Systems Engineer specializing in Model-Based Systems Engineering (MBSE), you will engage in a multifaceted role that encompasses traditional systems engineering, human systems integration (HSI), and cutting-edge MBSE practices. Your contributions will be vital in applying MTI's user-focused research and development methodologies. You will be expected to work autonomously and collaboratively, guiding junior engineers while crafting effective solutions for intricate, mission-critical projects.

Brain Corporation, based in the vibrant city of San Diego, California, is a pioneering AI company dedicated to revolutionizing the robotics industry. Our mission is to develop autonomous technologies that enhance efficiency in real-world applications. With our advanced robotic and AI solutions, we assist retailers in ensuring optimal product placement, pricing, and cleanliness in their stores. Through the BrainOS® Robotics Platform, we empower the world's largest fleet of Autonomous Mobile Robots (AMRs), currently exceeding 30,000 units, to deliver efficient automated solutions for commercial floor cleaning and inventory management. Backed by esteemed investors including the SoftBank Vision Fund, Clearbridge, and Qualcomm Ventures, we are at the forefront of innovation.Position Overview:The Software Development Engineer in Test II (SDET II) is an integral part of our engineering team, focusing on the design, development, and enhancement of automated systems that validate our cutting-edge software applications and services. Collaborating closely with product developers, the SDET II is responsible for creating test automation frameworks, validation tools, and quality insights to ensure reliable software releases across various platforms including web applications, cloud services, and mobile systems.Moving beyond traditional QA roles, the SDET II actively contributes to coding, automation, and tooling efforts alongside development teams, ensuring that our systems are designed to be testable, observable, and scalable throughout the software development lifecycle.This role involves direct contributions to engineering tasks while working collaboratively with product, development, and quality assurance teams to deliver superior software solutions.

About UsAt DLH Corporation, we are committed to enhancing health outcomes and national security through innovative solutions in research, systems engineering, and digital transformation. Our dedicated team of over 2,400 professionals is passionate about addressing the complex challenges faced by our federal clients, utilizing cutting-edge technologies such as artificial intelligence, data analytics, and cloud solutions. We pride ourselves on our unique blend of governmental expertise, proven methodologies, and a steadfast commitment to innovation, which enables us to positively impact millions of lives.OverviewAs an Engineer II, you will leverage scientific and mathematical principles to research and develop cost-effective solutions for technical challenges. This role serves as a vital link between societal needs and commercial applications, encompassing the design of products and machinery, enhancing methods for resource extraction and processing, and innovating materials for improved performance. You will assess the environmental and societal impacts of your designs while being involved in testing, production, and quality assurance processes. The Engineer II role within C5ISR involves the development and technical support of Command, Control, Communications, Computers, Intelligence, Surveillance, and Reconnaissance (C5ISR) systems, contributing to national security operations.

About the Role Saalex Solutions, Inc. is seeking a System Administrator II for its IT team in San Diego, California. This position focuses on supporting and maintaining computing systems to keep them secure, reliable, and performing well for users across the organization. What You Will Do Maintain and support company computing systems Troubleshoot technical issues alongside IT colleagues Implement new technologies as needed Enhance and improve existing infrastructure Apply critical thinking to solve system management challenges Who Succeeds in This Role Brings hands-on experience with system administration Works well with other IT professionals Approaches problems methodically and proactively Communicates clearly and collaborates effectively This position is based in San Diego, California, United States.

Join our dynamic team at ServiceNow as a Staff Systems Engineer - Hyperscaler. In this role, you will play a crucial part in designing and implementing scalable systems that support our hyperscale operations. You will collaborate with cross-functional teams to drive innovation and ensure high availability and performance of our services.

SMX Technologies is hiring a Network and Computer Systems Engineer in San Diego, CA. This position centers on designing, implementing, and maintaining network systems to support strong performance and security. Role overview Work closely with colleagues across departments to address technical challenges and keep systems running smoothly. The role involves both proactive improvements and hands-on troubleshooting to resolve issues as they arise. Key responsibilities Design and implement network systems Maintain and monitor infrastructure for reliability and security Collaborate with other teams to solve technical problems Identify opportunities to enhance system performance Location This position is based in San Diego, CA.

About the Role Saalex Solutions, Inc. is hiring a Systems Engineer III in San Diego, California. This role focuses on designing, implementing, and maintaining complex systems that support client requirements. The position plays a central part in the engineering team and helps deliver solutions that move projects forward. What You Will Do Design and implement systems to address client needs Maintain and improve existing systems for performance and reliability Work closely with cross-functional teams to ensure efficient operations Apply current technologies and methodologies to enhance system capabilities Collaboration and Impact This role works with engineers and other specialists to keep systems running smoothly. The work supports both internal teams and external clients, with an emphasis on practical solutions and dependable results.

AECOM is hiring a Database and Systems Engineer in San Diego. This position centers on designing, implementing, and maintaining database systems to support the organization’s needs. Role overview The Database and Systems Engineer works closely with teams across the company to improve data architecture. The focus is on delivering reliable, high-performing, and secure database environments. What you will do Design and implement database systems to meet business requirements Maintain and monitor database performance Work with other teams to enhance data architecture Help ensure data security and system reliability Location This role is based in San Diego.

Saronic Technologies is at the forefront of transforming maritime autonomy, committed to delivering cutting-edge solutions that enhance operational efficiency through intelligent and autonomous platforms.Position Summary: We are looking for a talented Senior Systems Software Engineer to architect, develop, and refine software systems for our advanced autonomous surface vessels. This position requires collaboration with diverse teams to create robust software solutions that address the unique challenges faced in maritime operations.

As a Senior Manager of Systems Engineering at ServiceNow, you will play a pivotal role in leading our systems engineering initiatives to enhance our product offerings and drive organizational success. You will be responsible for overseeing a talented team of engineers, ensuring the delivery of high-quality solutions that align with our strategic objectives. Your expertise will be crucial in fostering innovation and optimizing our engineering processes, enabling us to meet the evolving needs of our customers.

Role overview Voyager Technologies Inc. seeks a Senior Systems Engineer to join the team in San Diego, CA. This position leads the design, development, and deployment of advanced systems that power the company’s technology solutions. What you will do Design, develop, and deploy systems to support both new and established products Collaborate with engineering, product, and operations teams to deliver integrated solutions Build systems with a focus on efficiency, scalability, and security Apply technical expertise to influence technology strategy and improve product offerings Location This role is based onsite in San Diego, CA.

Join Capricor Therapeutics as a Quality Systems Associate II, where you'll play a vital role in ensuring the integrity and compliance of our quality systems. This position offers the opportunity to work alongside a talented team committed to advancing innovative therapeutic solutions.

Join Capricor as a Senior Systems Engineer, where you will play a pivotal role in designing and implementing cutting-edge solutions to enhance our innovative healthcare technologies. You will collaborate with cross-functional teams, driving projects from concept to deployment, ensuring systems are robust, scalable, and secure.

At Logos Space, we are revolutionizing satellite connectivity with our Low Earth Orbit (LEO) satellite systems tailored for commercial enterprises and government clients. Our mission is to bridge critical connectivity gaps by delivering resilient and high-performance satellite services globally. Business clients can rely on us to meet their specific performance standards from the outset, ensuring speed and reliability in every aspect of our system. Our technology is designed to extend cloud and data center connectivity to fixed, seaborne, and airborne terminals, regardless of location.Led by a team of seasoned engineers with extensive experience in networking and satellite technologies, Logos Space is poised to make a significant impact in the industry.Position Summary & ResponsibilitiesThe RF Payload team is at the forefront of transforming system and network requirements into practical solutions. As a Senior RF Systems Engineer, you will play a pivotal role in ensuring the success of our network by navigating the intricate design landscape, from antennas to digital baseband systems, performing comprehensive RF chain analysis. You will lead the analysis and modeling of trade spaces, guiding the development of multiple payloads while supporting both bus and payload activities from conceptualization to flight readiness.You should thrive in a dynamic environment where you can take abstract design concepts and translate them into tangible hardware for testing and flight. We are looking for engineers who are passionate about solving complex challenges and are comfortable collaborating with high-performing teams to achieve innovative solutions.Key Responsibilities Include:Develop and implement design and testing strategies throughout the product lifecycle, ensuring executable link budgets by aligning system requirements with realizable hardware, including sourcing COTS components or collaborating with partners for custom solutions.Maintain the integrity of the RF system design through rigorous analysis and laboratory verification of component technologies.Collaborate with multiple payload teams to translate executable link budgets and analyses into system designs that can be effectively implemented, integrated, and flown while meeting all specifications.

Join ServiceNow as a Staff Systems Engineer specializing in Hyperscaler technologies. In this role, you will be pivotal in designing, implementing, and optimizing complex systems that cater to large-scale cloud environments. You will collaborate with cross-functional teams to deliver innovative solutions that enhance our infrastructure capabilities.

About Logos Space Logos Space is building a proliferated Low Earth Orbit (pLEO) constellation to deliver high-performance connectivity for enterprise and government clients worldwide. The Navigation team leads the development of software and infrastructure for spacecraft timing, astrodynamics, orbit determination, and other navigation workflows that support both flight and ground systems. Role Overview The Spacecraft Timing System Engineer will join the Navigation team to design, implement, and validate timing systems that enable nanosecond-class onboard accuracy. This role focuses on creating reliable onboard time, improving calibration and observability, and providing dependable timing interfaces for flight and payload systems. The work spans timing and synchronization, FPGA and embedded systems, digital hardware, calibration, and validation. Depending on experience, the engineer will contribute to or independently manage parts of the timing stack, such as timing measurement and timestamping, clock control and steering, timing distribution, monitoring and telemetry, calibration workflows, and validation automation infrastructure. Success in this position requires the ability to turn partial requirements into actionable software and to collaborate across disciplines. Key Responsibilities Develop and maintain FPGA/RTL, embedded logic, and supporting software for spacecraft timing and synchronization. Design and implement timing system features, including measurement, timestamping, clock control, timing distribution, calibration, telemetry, and monitoring. Establish and implement hardware/software interfaces: registers, configurations, telemetry, fault and status signaling, and testing hooks. Work with electrical, embedded, GNSS, signal processing, flight software, and integration engineers on timing-system architecture, requirements, partitioning, and trade studies. Build simulation, testbench, replay, lab validation, and automation infrastructure to verify correctness, stability, and timing performance. Characterize timing performance metrics such as accuracy, stability, jitter, phase alignment, latency, deterministic behavior, holdover, reacquisition, and calibration drift. Location This position is based in Mountain View or San Diego.