Software Engineer, Control Plane

Join Astranis as a Senior GNC Controls Engineer and play a pivotal role in shaping the future of satellite technology. In this position, you will be responsible for the design, development, and implementation of innovative Guidance, Navigation, and Control (GNC) systems that will drive our satellite missions to success. You will collaborate with a talented team of engineers and contribute to projects that are transforming the space industry.

Astranis is at the forefront of satellite technology, specializing in the construction of advanced satellites designed for high geostationary orbits. Our innovative solutions extend humanity's reach into the solar system, delivering dedicated and secure network services to a diverse range of esteemed clients, including large corporations, sovereign nations, and the United States military. With five operational satellites and numerous upcoming launches, we are committed to fulfilling over $1 billion in commercial contracts.We pride ourselves on being the go-to partner for satellite communications, particularly for clients with rigorous demands regarding uptime, data security, network visibility, and customization. Backed by over $750 million in funding from prominent investors such as Andreessen Horowitz, Blackrock, and Fidelity, our team of 450 engineers and entrepreneurs is dedicated to advancing satellite technology. All operations, from design to assembly, are conducted in our state-of-the-art 153,000 sq. ft. headquarters located in Northern California.Position OverviewAs a Simulation Software Engineer within our Guidance, Navigation, and Control (GNC) team, you will play a pivotal role in designing, developing, and testing high-fidelity spacecraft simulations that validate the software controlling our satellites in orbit.In this position, you will enhance our core simulation infrastructure and work collaboratively with cross-functional engineering teams to model new systems and introduce exciting features into the simulator.

ABOUT US:Astro Mechanica is a pioneering aerospace firm committed to creating a future defined by rapid, interconnected flight. Our vision is to revolutionize high-speed aviation, making supersonic travel not just a luxury, but a sustainable, accessible option for everyone. We aim to establish on-demand, point-to-point global mobility as the norm, enabling seamless transport of people and goods across the globe. To realize this ambitious goal, we are unifying our cutting-edge airframe and engine technologies, including our unique Duality™ propulsion system, with an innovative flight operations model that positions supersonic transport on par with today's commercial aviation efficiency and affordability. In the short term, we are focused on developing adaptable, high-speed systems to meet the performance requirements of the United States government.WHO WE ARE:Our team is made up of enthusiastic engineers who share a commitment to pushing the boundaries of aerospace technology. We pride ourselves on being versatile thinkers with specialized knowledge, operating within a flat organizational structure that prioritizes collaboration and engineering excellence. We prioritize agility, practicality, and a relentless pursuit of high-quality outcomes.WHO YOU ARE:As a GNC Engineer, you’re eager to take full ownership of the guidance and control systems for a novel autonomous aircraft. You thrive on working from foundational principles, engaging closely with propulsion, structures, and avionics teams, and making informed trade-offs to achieve flight-ready hardware. Your passion lies in understanding real-world system behaviors—not just theoretical simulations—and you are driven to create control architectures that are robust, verifiable, and flight-ready.WHAT YOU’LL DO:Develop and implement cutting-edge guidance, navigation, and control systems for our innovative products.Participate in multi-disciplinary aircraft assessments to shape the overall system architecture.Create 6-DOF dynamics simulation models for analysis and validation processes.Design tools to automate control design, Monte Carlo simulations, and validation efforts.Collaborate closely with engineering colleagues to define control schemes and mechanisms for our products.Support flight and ground testing operations.Conduct thorough post-flight/test reviews, correlating performance data with analyses for ongoing improvement in predictive capabilities.WHAT WE’RE LOOKING FOR:A strong background in guidance, navigation, and control engineering.Experience with simulation software and modeling techniques.A collaborative mindset and willingness to work across disciplines.A passion for aerospace technology and a commitment to excellence.

About Poseidon Aerospace:At Poseidon Aerospace, we are pioneering the future of aviation by developing and operating cutting-edge unmanned aircraft designed for commercial logistics and defense operations. With our innovative fixed-wing platforms, Heron, a versatile seaplane, and Egret, a high-performance STOL aircraft, we excel in delivering two tons of payload over distances exceeding a thousand nautical miles. Our headquarters is based in the vibrant city of San Francisco, complemented by strategic satellite offices in Washington, DC, and Maine.As a GNC Engineer at Poseidon Aerospace, you will play a vital role in shaping the control systems that guarantee the precision and reliability of our aircraft. Your responsibilities will span vehicle dynamics modeling, flight control system design, and seamlessly integrating these solutions into our flight-ready avionics. We seek a candidate with deep expertise in GNC development, from theoretical modeling to practical implementation.

Join Sentry as a Senior Software Engineer specializing in the Control Plane, where you will play a pivotal role in enhancing our platform's capabilities. You'll collaborate with a talented team of engineers to design, develop, and maintain high-performance systems that empower developers to monitor and fix crashes seamlessly.

Join Cloudflare as a Senior Systems Engineer specializing in Cloud Application Control, where your expertise will shape the future of cloud security. You will be responsible for designing, implementing, and optimizing our systems that protect users and applications worldwide. This role requires a deep understanding of cloud technologies, networking, and security protocols.

Join Bright Machines as a Senior Automation Controls Engineer focusing on Beckhoff technologies. In this pivotal role, you will be responsible for designing, developing, and implementing automation solutions that leverage Beckhoff's cutting-edge control systems. Your expertise will be essential in optimizing processes to enhance productivity and efficiency.

Join formic as a Controls & Automation Engineer and play a key role in revolutionizing automation solutions. You will work alongside a dynamic team of engineers, designers, and innovators to develop cutting-edge control systems that optimize performance and efficiency across various applications.

Aurelius Systems develops autonomous robotics for defense, specializing in directed energy systems designed to neutralize unmanned aerial systems (UAS). The company’s small team of engineers, including former U.S. military operators and technical experts, focuses on practical innovation and rigorous field testing. With headquarters in San Francisco and a manufacturing facility in Detroit, Aurelius conducts weekly field trials on a private 400-acre range. Role overview The Senior Controls Engineer leads the design and optimization of precision motion control systems for laser-based drone targeting. This position requires a strong background in robotics control engineering, with a focus on hands-on development and rapid prototyping. The work centers on translating advanced control models into real-world hardware and refining system performance through iterative testing. What you will do Design, implement, and tune precision pointing and tracking control systems Convert control models into functional hardware solutions Evaluate system performance and refine control loops as needed Manage state estimation and integrate closed-loop tracking systems Utilize Bode plots and step response analysis to inform control strategies Location This position is based in San Francisco.

About the RoleAs a Software Engineer specializing in Robotics Controls, you will take charge of the software that drives our robotic systems. Your role will involve close collaboration with machine learning teams to transform intended actions into smooth, efficient, and safe movements across various robotic embodiments. You will work alongside hardware engineers and partners to ensure optimal performance of systems, dynamics, and components.Key Responsibilities:Develop, implement, and rigorously test the complete real-time control system, ranging from low-level firmware to specifications for each robotic embodiment.Manage various robotic embodiments, from standard industrial collaborative robot arms to custom-designed hardware.Ideal Candidate Profile:Extensive knowledge in rigid body kinematics and robotic control systems.Proven experience in deploying robots in production environments with high reliability standards.Proficiency in high-performance, production-ready programming using Python and C++.Familiarity with kinematics and simulation libraries.Experience with robotic middleware frameworks such as ROS/ROS2/ZCM.

Join The Bot CompanyAt The Bot Company, we are on a mission to create an innovative robot designed to enhance everyday life in homes everywhere.Our dynamic team, comprised of talented engineers, designers, and operators, is based in San Francisco and boasts a wealth of experience from industry-leading organizations like Tesla, Cruise, OpenAI, Google, and Pixar. We have successfully delivered products to hundreds of millions of users, and we understand what it takes to craft exceptional products and experiences.We pride ourselves on maintaining a lean team structure that fosters swift decision-making and minimizes bureaucracy. Each team member is an individual contributor with significant autonomy, radical ownership, and clear responsibilities. Our culture encourages collaboration across the entire stack, allowing us to iterate quickly and execute effectively.What We Seek in CandidatesCandidates for all roles at The Bot Company must demonstrate exceptional sharpness and adaptability in fast-paced, high-pressure environments. We are looking for individuals who exhibit:Remarkable mental acuity: You think on your feet, learn rapidly, and can reason effectively across various domains.Engineering curiosity: You delve into understanding how systems function, even beyond your area of expertise.A high-performance mindset: You thrive in dynamic environments, embrace ambiguity, and excel when faced with challenges.Role Overview: Firmware and Motor Control EngineerAs a Firmware and Motor Control Engineer, you will develop low-level firmware and control systems that govern the actuators and mechanisms within our robots. This role requires expertise in writing high-performance embedded software, implementing advanced motor-control algorithms, and collaborating across hardware and software domains to achieve precise and reliable motion.

Join DoorDash Labs, an innovative team dedicated to revolutionizing last mile logistics through robotics and automation. If you're passionate about transforming service delivery for millions, we want to hear from you!About the RoleIn this pivotal role, you will develop embedded control algorithms for essential ECUs that govern the powertrain and additional systems of our robots. Your responsibilities will encompass meticulous performance testing across multiple stages including simulation, component evaluation, and comprehensive road tests, while consistently improving our development methodologies and testing procedures. You will collaborate closely with the Technical Lead of our Autonomy team.Your Responsibilities Include:Designing and implementing sophisticated algorithms for closed-loop vehicle controls, supervisory controls, thermal management, and auxiliary functions of diverse robotic systems.Building robust infrastructure including test cases and functional models to systematically validate algorithmic behavior.Proactively innovating features and processes to meet and exceed the expectations of internal stakeholders such as robot operations and autonomy software teams.Identifying and addressing new challenges using skills and knowledge acquired on the job.

GigaEnergy is hiring a Senior Projects Control Specialist to help advance project management processes and ensure successful delivery of large-scale, high-value projects. This position centers on refining project controls, supporting teams as they work toward project milestones, and contributing to strong client outcomes. Key responsibilities Enhance project control methods to support effective project execution Work closely with project teams to monitor progress and address challenges Help deliver complex projects on time and within scope Location options This role can be based in Houston, TX, San Francisco, CA, Long Beach, CA, Reno, NV, or performed remotely within the United States.

About Redwood MaterialsRedwood is pioneering a localized battery supply chain that integrates recovery, reuse, and recycling—ensuring critical minerals remain in circulation and facilitating the energy transition. Established in 2017, we are at the forefront of delivering affordable, large-scale energy storage while producing battery materials in the U.S. for the first time, utilizing batteries we already possess. The Redwood Vision: Modernizing the GridEnvision being at the forefront of a significant industrial transformation. Just as the electric vehicle revolution redefined automobiles as software-driven entities, Redwood Materials is revolutionizing the global energy grid. We go beyond merely managing batteries; we are constructing the "nervous system" for a sustainable energy economy.Our R&D team in San Francisco is spearheading the shift from outdated, hardware-centric infrastructures to agile, software-driven ecosystems. We are demonstrating that a sustainable, 100% renewable grid is not just a goal—it’s a technical reality fueled by advanced control intelligence. We seek the "architects of the electron" to help us phase out fossil-fuel peaker plants.Position: Senior Power Electronics Controls EngineerIn this role, you will spearhead the design and implementation of the intelligent control systems for our cutting-edge Battery Energy Storage Systems (BESS) and mixed-asset energy sites. You will oversee the entire lifecycle of our control systems—from initial conceptualization and advanced modeling to assessing real-world grid impacts. Your contributions will ensure that both recycled and new battery assets work in unison to stabilize the grid and maximize high-power conversion at an industrial scale.

At Crusoe, we are on a mission to accelerate the proliferation of energy and intelligence. We are building the engine that fuels a future where ambitious creativity powered by AI can thrive — all while upholding principles of scale, speed, and sustainability.Join us in this AI revolution through sustainable technology at Crusoe. Here, you will spearhead significant innovation, create a real impact, and collaborate with a team that is pioneering the development of responsible, transformative cloud infrastructure.Position Overview:Crusoe is leading the charge in expanding hyperscale AI data center infrastructure, with current initiatives in Abilene, Texas and beyond. We invite passionate construction professionals to participate in groundbreaking construction projects that will bolster our nation's position as a global leader in AI technology.As a Senior Cost Controls Manager, you will oversee large-scale construction initiatives that are critical to Crusoe’s operations. In this pivotal leadership role, you will ensure the successful delivery of multiple complex projects — on schedule, within budget, and adhering to the highest quality standards. Your responsibilities will include managing construction costs, optimizing project budgets, and aligning all projects with Crusoe’s strategic objectives.Key Responsibilities:Cost Estimation: Lead the cost estimation processes by reviewing project plans and specifications to formulate precise and reliable cost estimates for key initiatives.Cost Control: Partner with project managers, engineers, and other stakeholders to effectively implement cost control measures throughout the project lifecycle.Vendor Oversight: Scrutinize and validate vendor quotations and subcontractor bids to ensure they align with project scope and budgetary expectations.Strategic Planning: Collaborate closely with senior leadership to provide strategic insights on cost optimization and long-term financial planning.Process Enhancement: Lead the development and ongoing enhancement of internal cost estimation and control processes.

Join Our Team as a Controls EngineerAt Marathon Fusion, we are at the forefront of engineering technologies that will revolutionize energy production through fusion. Unlike others who focus solely on developing new fusion devices, our mission centers on creating practical systems to deploy fusion energy at a scale that addresses climate change.Our innovative work involves developing core technologies for stable isotope production, fuel cycle closure, and advanced blanket systems that not only generate energy but also produce high-value co-products.Founded in 2023, we are committed to delivering components and systems that will enable fusion to become a feasible, plentiful, and dependable energy source for the 21st century.Our Company CultureWe thrive in a dynamic startup environment that demands focus, adaptability, and the ability to prioritize in a rapidly changing landscape. Success here hinges on proactive communication, trust-building among team members, and a commitment to continuous learning and skill development. We highly value self-direction in our team members.The Role: Controls EngineerAs a Controls Engineer at Marathon Fusion, you will play a pivotal role in developing control and data acquisition systems for various fusion experiments. Your hands-on contribution in our hardware-driven lab will be essential in implementing control systems that are safe, robust, and facilitate standardized data acquisition across multiple experiments. You will collaborate closely with a cross-functional team of mechanical and electrical engineers, physicists, and technicians to prototype, test, and refine systems for our Plasma Centrifuge and Transmutation projects.Key ResponsibilitiesLead long-term controls infrastructure decisions, including the selection and standardization of PLC platforms across experimental systems.Design and implement control system architectures, including hardware selection, wiring design, and control logic.Develop, standardize, and maintain data acquisition systems across multiple experimental setups using LabVIEW, Python, or similar tools.Collaborate with engineers, physicists, and technicians to construct, wire, and validate experimental control systems.Oversee commissioning, troubleshooting, and rapid iteration of control systems for lab test stands.Your QualificationsWe welcome candidates with a range of experience levels. Strong communication skills and the ability to work collaboratively in a team-oriented environment are essential.

About UsAt Physical Intelligence, we are at the forefront of integrating general-purpose AI into the physical realm. Our talented team comprises engineers, scientists, roboticists, and innovators dedicated to creating foundational models and advanced learning algorithms to enhance the robots of today and shape the physically-actuated devices of tomorrow.Your RoleAs a Controls Engineer, you will be pivotal in designing and implementing the algorithms that ensure our robots operate smoothly, predictably, and safely in diverse and uncertain environments.The Controls TeamOur Controls Team is responsible for developing and fine-tuning essential feedback and model-based algorithms, real-time processing loops, simulations, and actuator/sensor subsystems that contribute to the stability and reliability of our robots. Collaborating closely with research, hardware, and operations teams, you will troubleshoot complex system behaviors and ensure that our learning-based systems function under rigorous real-time constraints in unpredictable settings.Key ResponsibilitiesDesign and Implement Control Algorithms: Develop PID, LQR, MPC, inverse dynamics, and feedforward controllers.Model Development and Validation: Create and refine physical and inverse dynamics models for simulations and control design.Real-Time Loop Development: Write and optimize runtime control loops, including neural network-driven control.Robotic Integration: Integrate and tune robotic arms, mobile bases, teleoperation systems, and full-body platforms.Debugging System Behaviors: Diagnose and address hardware, software, and runtime issues using first-principles reasoning.Sensor/Actuator Subsystem Development: Collaborate with embedded systems, drivers, and communication protocols (CAN, SPI, I2C, Ethernet).Cross-Functional Collaboration: Partner with researchers, platform engineers, and operators to ensure consistent and reliable real-world performance.Support Research and Development: Prototype configurations, gather structured datasets, and work closely with researchers to iterate on solutions.

About the RoleJoin the Controller team at Hex Technologies, where we are laying the crucial groundwork necessary to make our platform ready for enterprise-scale operations. You'll be instrumental in developing features related to authentication, authorization, security, compliance, public APIs, and auditability. As a valued member of this agile team, your work will span the entire technology stack—from crafting intuitive front-end experiences to building robust backend services. Your contributions will help empower some of the world’s leading organizations to confidently adopt our platform. You will also define technical standards for security, observability, and reliability, unlocking pathways for enterprise growth.A few exciting projects you might work on include:Designing seamless end-to-end solutions for user-based and role-based data access using OAuth mechanisms, fostering collaboration.Creating secure, developer-friendly public APIs that enable enterprise administrators to programmatically handle user provisioning, access management, and governance at scale.Developing powerful yet user-friendly admin workflows for permissions, auditability, and compliance, allowing IT teams to navigate complex organizational structures smoothly.What You Will DoIn this role, you can expect to undertake the following:Develop features such as claimed domains to support secure automated provisioning and identity governance across large enterprises.Design and implement an advanced access control system, including role-based access control (RBAC), request/approval workflows for administrators, and tiered admin roles that cater to complex organizations.Expose these capabilities through secure public APIs, empowering enterprise admins to weave provisioning, governance, and audit into their existing workflows.Oversee full-stack product changes from backend policy enforcement to admin-facing workflows, ensuring that enterprise features are intuitive, reliable, and secure.Collaborate with the wider Hex team to propose and implement designs for scalable, well-architected systems.

ABOUT US:Skip is dedicated to transforming lives by enhancing mobility through innovative powered movement solutions.With 2 billion people facing mobility challenges due to age, injury, or disability, our mission is to develop products that restore mobility for millions, paving the way for a future of joyful movement experiences. We envision a world where grandparents can effortlessly keep up with their grandkids, ensuring no one is left behind.Founded in 2023 as a spin-off from Google X, Skip is a dynamic start-up with a team of 20 passionate individuals. Our extensive expertise and strategic partnerships (e.g., with Arc’teryx) position us to launch the MO/GO, our first commercially successful wearable robotic device, and develop future Movewear products that will revolutionize mobility for millions.THE ROLE:We are on the lookout for an enthusiastic and innovative Motor Control Firmware Engineer to join our team. This individual will tackle complex challenges associated with the design and development of a new generation of wearable robots, focusing on motor control systems, novel actuators, and sophisticated battery management.As a key member of our team, you will initially serve as an individual contributor, leading critical systems and collaborating closely with our test engineer and gearbox designer to optimize our powertrain based on recently completed EVT builds.Key responsibilities include:Become the authoritative figure for our mechatronics system, offering troubleshooting guidance and expertise.Lead design and development decisions for product iterations and future systems, including battery and motor specifications, motor control chip selection, and firmware requirements.Collaborate with cross-functional teams to ensure seamless integration of all components within our systems.