Avionics Hardware Development Engineer

Join AnySignal, a pioneering startup dedicated to revolutionizing RF (Radio Frequency) products and services for the most critical space and defense applications. Our cutting-edge platform guarantees top-tier performance that is user-friendly in terms of deployment, monitoring, purchasing, and upgrading.Our diverse team is composed of experts spanning variou…

At Apex Technology Inc., we are on the forefront of the aerospace industry, addressing the growing demand for innovative spacecraft solutions. With the recent surge in launch vehicles and a decrease in orbiting costs, we are witnessing an unprecedented rise in companies eager to launch payloads into space.This significant influx of payload companies, coupled with reduced launch expenses, has created a substantial need for commercial spacecraft platforms, known as satellite buses. These buses are essential for carrying our clients' payloads into orbit.Apex excels in manufacturing these satellite buses at scale, utilizing a blend of advanced software, vertical integration, and purpose-built hardware designed for efficient manufacturing. Our spacecraft are pivotal in shaping the future of society, serving diverse applications from earth observation to communications and beyond.We invite you to join us on our mission to grant humanity access to the cosmos.About the RoleApex is in search of a highly skilled Senior RF Engineer to collaborate within a tightly-knit team responsible for the design of hardware and software that meets the communications demands of our satellite buses. This role offers the unique chance to engage in clean-sheet design and make impactful decisions across the vehicle architecture. We encourage innovative approaches that push design and performance boundaries, truly transforming the aerospace industry.

K2 Space Corporation is seeking an RF Mechanical Engineer based in Los Angeles, CA. This position focuses on the design and development of radio frequency (RF) systems used in aerospace and defense projects. Role overview The RF Mechanical Engineer will collaborate with team members to create solutions tailored to client needs within the aerospace and defense industries. The work involves applying engineering principles to develop reliable RF systems that meet demanding specifications. Collaboration Close teamwork is a key part of this role. The engineer will contribute technical expertise and work alongside colleagues to ensure project requirements are met.

Observable Space is at the forefront of transforming space operations, providing essential tools for organizations to thrive beyond Earth. Our innovative approach combines advanced telescope design with a suite of integrated hardware and software solutions, enabling continuous, real-time observations of outer space. We cater to various sectors including commercial, scientific, educational, and governmental clients, as well as passionate astronomers eager to explore the cosmos.Supported by leading institutional investors such as Upfront Ventures and Oceans Ventures, we are poised for significant growth and impact in the space industry.Role OverviewAs a Senior Test Engineer specializing in hardware-in-the-loop (HITL) systems, you will play a crucial role in validating the performance and reliability of our cutting-edge products, from robotic telescopes to future space platforms. You will be responsible for designing, constructing, and operating HITL test systems, ensuring our hardware and software systems integrate seamlessly.This hands-on role requires close collaboration with hardware, software, and systems engineering teams, as you develop automated test frameworks, simulate real-world conditions, and troubleshoot complex challenges across multiple domains.

Join Syska Hennessy Group, a renowned leader in consulting, engineering, and commissioning services, and see your engineering expertise make a difference in significant projects worldwide. We are on the lookout for a talented Senior ICT Consultant - RF Engineer to become a vital part of our team at our corporate office, with locations in New York, NY, Los Angeles, CA, Chicago, IL, or Charlotte, NC. Our vibrant and dynamic work culture fosters an environment where you can elevate your career. With a focus on diversity, a supportive atmosphere, competitive compensation, flexible work arrangements, and engaging social activities, we provide everything necessary for a fulfilling and rewarding career. Key Responsibilities: Design and implement crucial radio communication systems, including FDNY Auxiliary Radio Communication Systems (ARCS), Emergency Responder Radio Enhancement/Coverage Systems (ERRCS), In-Building Cellular Distributed Antenna Systems, 2-Way Commercial Radio Systems, and Wi-Fi Systems. Engage throughout the project lifecycle, collaborating with architects and all MEP disciplines to ensure cohesive and well-coordinated designs. Work on critical radio design projects in various settings, including office buildings, warehouses, data centers, transportation hubs, major universities, and hospitals across the United States. Consult and liaise with clients, architects, vendors, contractors, and regulatory authorities to ensure compliance and project success. Additional Responsibilities: Lead RF design development and guide junior engineers. Create precise and clear drawings that adhere to client requirements and Syska's standards. Ensure all designs comply with applicable codes and standards. Conduct peer reviews and oversee quality assurance and quality control. Participate in coordination meetings and site inspections. Interpret codes and regulations. Communicate effectively with Code Authorities and AHJ Representatives. Support business development by nurturing existing client relationships and promoting Syska services at industry events. This is an outstanding opportunity for an experienced ICT Senior Consultant eager to make a significant impact!

Rebuild Manufacturing is building an AI-powered platform to improve hardware product development. The platform connects with tools that hardware teams already use, helping them track change requests and share important context. By coordinating across different disciplines, it keeps projects moving smoothly as requirements shift. Supported by a parent company with deep roots in engineering and manufacturing, the team is focused on closing communication gaps in hardware development. The goal: make sure every update and decision reaches the right people at the right time. Role overview The Senior AI Engineer will design and build the core AI agents that drive the platform. This work involves developing systems that can spot potential issues in hardware workflows, offer timely assistance, and help teams stay aligned as projects evolve. What you will do Create AI systems that integrate with existing engineering tools Develop features to coordinate change requests and share critical information Build solutions that help engineering teams anticipate and resolve workflow challenges Locations Greater Boston, MA Los Angeles, CA United States (other locations considered)

Join Freeform Future Corp as a Senior Electrical Engineer specializing in hardware design, where you will play a pivotal role in developing innovative solutions that shape the future of technology. In this position, you will be responsible for designing, developing, and testing electrical hardware components and systems. Collaborate with a talented team of engineers and contribute to exciting projects that push the boundaries of what's possible.

Spacecraft are at the forefront of addressing the critical challenges in the aerospace sector. With the advent of more launch vehicles and decreasing orbital costs, a surge of companies is emerging to launch payloads into space.This unprecedented wave of payload providers, coupled with lowered launch expenses, has significantly amplified the demand for commercial spacecraft platforms, also referred to as satellite buses. These buses accommodate our clients' payloads and are deployed on launch vehicles.Apex specializes in the large-scale manufacturing of satellite buses, utilizing a blend of advanced software, vertical integration, and purpose-built hardware for efficient production. Our spacecraft are pivotal in shaping the future of society, supporting applications from Earth observation to communications and beyond.Join us in our mission to provide humanity with access to the vast expanse of the galaxy beyond our planet.Role OverviewWe are looking for a talented and innovative spacecraft RF Engineer to join our collaborative team. You will spearhead the design of hardware and software solutions to fulfill the telemetry needs of our satellite buses. This role offers the opportunity to work from the ground up, influencing interrelated trades across the vehicle architecture. Your creative approach will help push the boundaries of design and performance, driving transformative change within the industry.

At Apex Technology Inc., we recognize that the demand for spacecraft is one of the most significant challenges facing the aerospace sector today. With the rise of numerous launch vehicles and a decrease in orbital costs, a plethora of businesses are emerging to deliver payloads into space.This unprecedented surge in payload companies, coupled with lower launch expenses, has triggered a substantial requirement for commercial spacecraft platforms—commonly referred to as satellite buses. These buses are essential as they house our customers' payloads and are integrated into launch vehicles.Apex excels in the large-scale manufacturing of these satellite buses, using a sophisticated blend of software, vertical integration, and hardware specifically designed for optimal manufacturing. Our spacecraft are not merely products; they represent the frontier of societal advancement, facilitating everything from earth observation to communication and beyond.Join us in our mission to grant humanity access to the vastness of the galaxy beyond our planet.About the RoleWe are on the lookout for a skilled RF Engineer to join our dynamic team at Apex. In this role, you will spearhead the design of hardware and software solutions that satisfy the communication needs of our satellite bus. You will have the unique chance to start from scratch and influence the interconnected design decisions across the vehicle architecture. Your innovative thinking will help push the boundaries of design and performance, making a significant impact on our industry.

Role Overview Anysignal seeks an RF Systems Engineer (Ground) in Los Angeles, CA. This role centers on designing, developing, and implementing advanced RF systems for ground-based applications. The engineer will work closely with a skilled team to deliver high-performance RF solutions that align with customer needs and industry standards. What You Will Do Design and develop RF systems for ground operations Implement solutions that meet technical specifications and regulatory requirements Collaborate with other engineers on complex, technology-driven projects Contribute technical expertise to ensure reliable and effective RF performance Location Los Angeles, CA

About RevelAt Revel, we are transforming the control mechanisms for the world's most essential hardware across various sectors including aerospace, automotive, energy, and manufacturing. Our cutting-edge software platform integrates an intuitive command/control interface, a specialized programming language designed for hardware management, and a high-performance runtime environment. We enable engineers to efficiently build, test, and deploy critical systems with speed, reliability, and safety.Position SummaryWe are looking for a Hardware-in-the-Loop Engineer who possesses a robust background in the design, maintenance, and operation of HIL systems. In this role, you will be instrumental in ensuring the robustness, security, and scalability of Revel's software by developing and maintaining the infrastructure that underpins our continuous integration and testing processes.

At K2 Space Corporation, we are pioneering the future of satellite technology by constructing the largest and most powerful satellites ever launched. Our innovative approach is set to revolutionize performance capabilities across all orbits. With an impressive backing of $450 million from top-tier investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, and Alpine Space Ventures, coupled with an additional $500 million in contracts with commercial and government clients, we are on a trajectory to mass-produce exceptional satellite platforms for missions ranging from Low Earth Orbit (LEO) to deep space.The advent of heavy-lift launch vehicles is ushering in a new era in our industry, transitioning from mass constraints to mass abundance. We recognize that this evolution necessitates a completely new class of spacecraft. Our satellites are engineered to endure the most extreme radiation environments and to leverage both current and future rocket capabilities, delivering unparalleled performance at a constellation scale across various orbits.With numerous launches slated for 2026 and 2027, we are committed to expanding our reach within the solar system and aspiring to become a Kardashev Type II civilization. If you are an enthusiastic professional eager to thrive in a dynamic environment and contribute to the success of a groundbreaking Series C space startup, we invite you to apply.

K2 Space Corporation is at the forefront of satellite innovation, designing and building the largest, most powerful satellites ever launched. Our mission is to unlock unprecedented capabilities across every orbit, supported by $450 million in funding from top-tier investors such as Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, and Alpine Space Ventures, alongside an additional $500 million in signed contracts with commercial and US government clients. We are pioneering the mass production of high-power satellite platforms designed for missions ranging from Low Earth Orbit (LEO) to deep space.The advent of heavy-lift launch vehicles is transforming our industry from one characterized by mass constraints to one of mass abundance, necessitating a new class of spacecraft. Our satellites are engineered to endure extreme radiation environments and fully leverage today’s and tomorrow’s powerful rockets, providing unmatched capabilities at constellation scale across multiple orbital paths.With numerous launches scheduled through 2026 and 2027, we are committed to Building Bigger to advance our solar system exploration and achieve the ambitious goal of becoming a Kardashev Type II (K2) civilization. If you are a driven individual who thrives in a dynamic environment and are eager to be part of a revolutionary Series C space startup, we invite you to apply.

Revel develops software for managing critical hardware in fields like aerospace, automotive, energy, and manufacturing. The platform includes a command-and-control interface, a specialized programming language for hardware control, and a runtime environment designed for reliability and safety. The team’s goal is to help engineers build, test, and deploy essential systems with confidence. Role overview The Hardware Platform Engineer focuses on selecting, qualifying, and maintaining the hardware platforms that support Revel’s software stack. This work directly impacts the reliability and efficiency of field-deployed systems, especially in safety-critical settings. What you will do Choose hardware platforms suitable for Revel’s software and target industries Qualify platforms to meet reliability and safety standards Maintain hardware to ensure ongoing performance in demanding environments Location This position is based in Los Angeles.

Join Parallel Systems as we redefine freight transportation with our groundbreaking autonomous battery-electric rail vehicles. Our mission is to revolutionize the $900 billion U.S. trucking industry by transitioning a significant portion to rail, offering innovative, eco-friendly logistics solutions that enhance safety and efficiency. Be a part of our vibrant team and contribute to creating a smarter, greener future for global freight.Position: Hardware Engineering Intern - Summer 2026 Internship

Join freeformfuturecorp as a Lead Electrical Engineer specializing in hardware design, where you will play a pivotal role in shaping innovative solutions that drive our mission forward. This position offers the opportunity to lead projects from concept through to implementation, leveraging your expertise in electrical engineering to design cutting-edge hardware solutions.

Join Freeform Future Corp as the Head of Electrical Hardware Design in Los Angeles, CA. In this pivotal role, you will lead our dynamic team in the development and innovation of cutting-edge hardware solutions. Your expertise will drive the design, testing, and implementation of advanced electrical systems, ensuring we stay at the forefront of technology.

Role Overview Rebuild Manufacturing is building Reflow, an AI-enhanced platform for hardware product development. The platform connects with the tools hardware teams already use, maintains visibility across every program, and coordinates changes across disciplines. The goal: prevent missed context and overlooked change requests that can disrupt hardware projects. This role calls for a senior backend engineer to help create the core services and AI infrastructure behind Reflow. The work is hands-on and high-impact, with support from a parent company recognized for its leadership in engineering and manufacturing. What You'll Do Design and build RESTful APIs with OpenAPI specifications and auto-generated client SDKs, using Python, FastAPI, SQLAlchemy, and PostgreSQL. Create ingestion pipelines with Celery and Redis to connect with file storage, messaging, and email systems, turning unstructured inputs into structured engineering artifacts. Develop and refine agentic AI workflows using LangChain, LangGraph, and related tools for data extraction, risk analysis, dependency mapping, and proactive team coordination. Integrate LLM APIs (including Anthropic Claude and OpenRouter) with features like streaming (SSE), error handling, and cost management. Deploy and manage services on Google Cloud Platform (Cloud Run, Cloud SQL, Memorystore) using Terraform. Who We're Looking For Proven experience delivering reliable, well-architected backend systems and taking ownership of the services built. Strong skills with Python, FastAPI, and PostgreSQL. Comfort with building everything from REST APIs to background task pipelines and AI agent infrastructure. Regular use of AI coding tools such as Cursor, Copilot, or Claude to boost productivity. Interest in building the backend for an AI-native platform supporting complex hardware development. Ability to work closely with engineers, AI researchers, and product leadership to turn unstructured data (like call transcripts, emails, documents, datasheets) into structured engineering outputs (requirements, project plans, dependencies). Hands-on approach: active coding, contributing to system design, and helping set backend engineering standards as the team grows. Locations Framingham, MA; Los Angeles, CA; Seattle, WA

About UsAt Antares, we are driven by a bold mission: to make clean energy universally accessible, from Earth to the Asteroid Belt. We believe that advanced nuclear energy has the potential to enhance national security, mitigate the climate crisis, improve global living standards, and extend humanity's reach into outer space. We are developing mass-producible, inherently safe, deployable microreactors for terrestrial, underwater, and space applications.Founded in 2023, our dynamic team includes experts from renowned organizations such as SpaceX, The White House, MIT, Rigetti Computing, and the Air Force, among others. With over $130 million in venture capital and more than $13 million in government funding, we are poised for significant growth.About the TeamOur People team is dedicated to building and nurturing a talented workforce that embodies our core values and culture. As a Founding Senior Technical Talent Recruiter, you will play a pivotal role in attracting and developing exceptional technical talent for our key positions. Collaborating closely with leadership and fellow team members, you will enhance our recruitment processes to foster innovation, efficiency, and excellence. You will engage in recruiting across various deep-tech and leadership disciplines, and contribute to future initiatives such as university and intern recruitment. The ideal candidate will possess a proactive attitude, a commitment to our mission, and a collaborative spirit.