Developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms.

CesiumAstro is at the forefront of developing cutting-edge communication systems for satellites, UAVs, and space platforms. As an Electronics Engineer II, you'll be integral to our hardware team, working on complex electronics across power, digital, and RF domains. This role offers a unique opportunity to work in a dynamic startup environment while contributing to advanced aerospace systems.

The position involves comprehensive electronics design and development, from initial concept to manufacturing support. You'll work with state-of-the-art tools and equipment, applying your expertise in PCB layout, schematic design, and hardware testing. The role provides extensive exposure to various hardware engineering activities, making it perfect for those seeking to build a strong foundation across multiple disciplines.

What sets this opportunity apart is the emphasis on mentorship and growth. You'll work alongside experienced engineers across various specialties, including software, FPGAs, RF, and mechanical engineering. The company culture promotes rapid technical and professional development, making it an ideal environment for ambitious engineers looking to advance their careers in the space industry.

CesiumAstro offers competitive compensation, including stock options and comprehensive benefits. The company's work directly impacts the future of space communication technology, making this an exciting opportunity for those passionate about aerospace innovation. Join a team that values collaboration, forward-thinking, and hands-on experience in developing next-generation space technology.

Electronics Engineer II position at CesiumAstro, developing communication systems for satellites and aerospace platforms with competitive benefits and growth opportunities.

Electronics Engineer II

CesiumAstro is at the forefront of developing cutting-edge communication systems for satellites, UAVs, and space platforms. As a Senior Antenna Design Engineer I, you'll be integral to our mission of pioneering aerospace communication technology. This role combines hands-on technical work with strategic design thinking, perfect for engineers passionate about space technology.

You'll lead antenna design projects from conception to orbital deployment, working with state-of-the-art RF hardware for satellites and spacecraft. The position offers unique challenges in phased array communication systems, including RF front-ends, filters, beamformers, and power dividers. Your expertise will be crucial in performing complex simulations, optimizing designs, and ensuring manufacturability of space-grade components.

The role provides an exciting opportunity to work in a dynamic startup environment where cross-functional collaboration is key. You'll interact directly with customers and internal teams, presenting your engineering solutions and contributing to the company's innovative culture. With comprehensive benefits including equity options and full healthcare coverage, CesiumAstro offers both professional growth and security.

This position is ideal for someone who combines technical expertise with excellent communication skills and wants to be part of shaping the future of space communication technology. You'll be working with cutting-edge technology while having the autonomy to drive innovation in a fast-paced, collaborative environment.

Senior Antenna Design Engineer role at CesiumAstro, developing cutting-edge communication systems for satellites and aerospace platforms.

Senior Antenna Design Engineer I

CesiumAstro is at the forefront of developing cutting-edge communication systems for satellites, UAVs, and space platforms. We're seeking a Communication Systems Engineer II to join our dynamic team in El Segundo, CA. This role combines technical expertise with leadership responsibilities, focusing on space-based communication payloads and system engineering.

The position offers an exciting opportunity to work on advanced aerospace systems, where you'll be responsible for developing space architecture concepts, sub-system design, and payload design. You'll serve as the technical point of contact for communication programs, working closely with multidisciplinary teams to drive complex projects to success.

As a Communication Systems Engineer II, you'll be integral in evaluating customer needs, defining requirements, and ensuring system compatibility. The role requires a strong background in electrical engineering, particularly in antenna and RF systems, combined with practical programming experience. You'll be involved in everything from high-level architecture design to risk assessment and mitigation.

This is an ideal opportunity for someone who thrives in a startup environment and wants to make a significant impact in the space technology sector. The position offers competitive compensation ($100,000 - $125,000) and comprehensive benefits, including equity options, health coverage, and retirement plans. Join us in pioneering the future of space communication technology.

Communication Systems Engineer II position at CesiumAstro, developing advanced satellite and aerospace communication systems with competitive compensation and benefits.

Communication Systems Engineer II

CesiumAstro is at the forefront of developing cutting-edge communication systems for satellites, UAVs, and space platforms. As a Senior Electronics Engineer II, you'll be immersed in a dynamic startup environment where your contributions directly impact the company's success. The role combines technical leadership with hands-on engineering, spanning from concept development through production.

You'll lead small teams in developing complex electronics modules and systems for high-reliability space applications. The position demands both technical depth and breadth, requiring expertise in PCB layout, signal integrity, and power electronics. You'll be responsible for end-to-end hardware development, from architecture design to production release, while mentoring other engineers.

The ideal candidate brings 6+ years of experience in electronics design for space or defense applications, with proven expertise in tools like Altium Designer and simulation software. You'll need strong communication skills to present to customers and executives, plus the ability to work cross-functionally with software and mechanical teams.

CesiumAstro offers a competitive salary range of $125,000-$150,000, along with comprehensive benefits including equity, health insurance, and retirement plans. The company culture emphasizes innovation, collaboration, and professional growth. This role provides an unique opportunity to work on pioneering space technology while developing leadership skills in a fast-paced startup environment.

The position requires U.S. citizenship or permanent residency due to space technology export regulations. Located in El Segundo, CA, you'll be working in-person with a team of passionate engineers dedicated to advancing space communication technology. If you're excited about developing next-generation space electronics and leading technical teams, this role offers the perfect blend of challenge and opportunity.

Senior Electronics Engineer position for space and satellite communication systems development at CesiumAstro.

Senior Electronics Engineer II

CesiumAstro is at the forefront of developing cutting-edge communication systems for satellites, UAVs, and space platforms. As a Senior Systems Engineer II, you'll play a crucial role in shaping the future of space-based communication technology. The position offers an exciting opportunity to work in a dynamic startup environment, focusing on developing leading-edge phased arrays for satellites and spacecraft.

The role demands expertise in system engineering and space technology, where you'll be the technical point of contact for communication programs. You'll be involved in developing space architecture concepts, sub-system design, payload design, and requirements development. The position requires strong technical leadership, coordinating with multidisciplinary teams, and driving complex programs to success.

Working at CesiumAstro means joining a team of passionate innovators in a cross-functional work environment. The company offers competitive compensation ($120,000-$155,000) and comprehensive benefits, including equity options, health coverage, and retirement plans. This is an ideal opportunity for someone with 6+ years of experience in space-based communication payloads who wants to make a significant impact in the space technology sector.

The role requires a unique blend of technical expertise and leadership skills, as you'll be interfacing with external customers while managing internal technical developments. You'll be instrumental in shaping the future of satellite communications while working with cutting-edge technology in a fast-paced, startup environment.

Senior Systems Engineer II position at CesiumAstro, focusing on space-based communication systems and satellite technology, requiring 6+ years of experience.

Senior Systems Engineer II

CesiumAstro is at the forefront of developing cutting-edge communication systems for satellites, UAVs, and space platforms. We're seeking a Principal Ground Software Engineer I to lead our satellite ground systems development. This role combines technical leadership with hands-on satellite operations experience, making it unique in the space technology sector.

The ideal candidate will bring 12+ years of software engineering expertise, specifically in satellite ground systems. You'll be responsible for designing and implementing mission-critical systems for satellite command, control, and telemetry. This role requires a deep understanding of satellite operations, as you'll be building systems based on real operational experience.

You'll lead a team in developing robust, reliable ground software systems while maintaining high standards of quality and security. The position offers the opportunity to work with cutting-edge space technology and shape the future of satellite communications. You'll collaborate with cross-functional teams, including hardware engineers and satellite operators, ensuring seamless integration of complex systems.

This role is perfect for someone who thrives in a dynamic, fast-paced environment and wants to make a significant impact in the space technology sector. You'll have the chance to work on innovative projects while mentoring other team members and contributing to the company's technical excellence. The position comes with comprehensive benefits, including equity options, making it an attractive opportunity for experienced professionals in the space industry.

Lead the development of satellite ground software systems at CesiumAstro, combining principal-level engineering expertise with satellite operations experience.

Principal Ground Software Engineer I

CesiumAstro is at the forefront of developing cutting-edge communication systems for satellites, UAVs, and space platforms. As a Principal Power Electronics Engineer I, you'll play a crucial role in designing and developing power electronics systems for spacecraft and aerospace applications. The position focuses on two main areas: optimized point-of-load converters (1W to 50W) and standalone dc-dc converter modules (20W to 500W).

You'll be responsible for the complete product lifecycle, from concept through production, including creating roadmaps, designing schematics, PCB layout, analysis, and working with manufacturers. The role requires expertise in power electronics, circuit analysis, and hands-on experience with lab instruments. As a principal engineer, you'll also mentor others and present to customers and executives.

The ideal candidate brings 9+ years of experience in power electronics design, with a strong educational background in Electrical Engineering. This is an exciting opportunity to work in a dynamic startup environment while contributing to advanced space technology. The position offers comprehensive benefits including equity, health insurance, and retirement plans.

Due to U.S. Government Space Technology Export Regulations, candidates must be U.S. citizens or have appropriate authorization. Join CesiumAstro to be part of a team pushing the boundaries of space communication technology.

Principal Power Electronics Engineer role at CesiumAstro, developing power systems for space and aerospace applications with focus on converter design and system architecture.

Principal Power Electronics Engineer I

CesiumAstro, a pioneering company in satellite communication systems, is seeking a Principal Ground Software Engineer I to join their innovative team. This role presents a unique opportunity to work at the forefront of space technology, developing crucial ground software systems for satellites and other aerospace platforms.

The position requires a seasoned professional with at least 12 years of experience in software engineering, specifically in satellite ground systems. What makes this role particularly distinctive is the mandatory requirement for hands-on experience as a satellite operator, ensuring the candidate brings practical insights to system development.

As a Principal Engineer, you'll lead the design and implementation of critical ground software systems, including command and control, telemetry, and ground station software. The role combines technical leadership with hands-on development, requiring expertise in languages like Python, Java, and C++, along with deep knowledge of satellite communication protocols and RF principles.

The company offers a competitive salary range of $145,000 - $180,000, complemented by an attractive benefits package including equity, health insurance, and retirement plans. Working from their El Segundo, CA location, you'll be part of a dynamic, cross-functional team that values innovation and collaboration.

CesiumAstro's work environment is described as dynamic and interactive, ideal for those who thrive in autonomous roles and enjoy tackling complex challenges. The company's focus on cutting-edge satellite communication technology offers endless opportunities for professional growth and innovation.

This role is perfect for a technical leader who combines deep software engineering expertise with practical satellite operations experience. You'll have the opportunity to shape the future of satellite communication systems while mentoring and leading a talented software development team. The position requires U.S. citizenship or permanent residency due to space technology export regulations.

If you're passionate about space technology, have a strong software engineering background, and want to work on revolutionary communication systems for satellites and aerospace platforms, this role offers an exciting opportunity to make a significant impact in the space industry.

Principal Ground Software Engineer position at CesiumAstro focusing on satellite systems and ground software development.

CesiumAstro is at the forefront of developing cutting-edge communication systems for satellites, UAVs, and space platforms. As a Senior Systems Engineer II, you'll play a crucial role in shaping the future of space-based communication technology. The position offers a unique opportunity to work in a dynamic startup environment while tackling complex aerospace challenges.

You'll be responsible for developing space architecture concepts, sub-system design, and payload design, while serving as the technical point of contact for communication programs. The role involves working with multidisciplinary teams, managing requirements, and driving program success through effective coordination and technical leadership.

The ideal candidate brings 6+ years of experience in space-based communication payloads, strong systems engineering background, and expertise in antenna and RF systems. You'll need to demonstrate excellent technical communication skills and the ability to work effectively under pressure in a fast-paced environment.

CesiumAstro offers a compelling combination of technical challenges, professional growth, and competitive benefits, including equity participation through stock options. The company's commitment to innovation in space technology, combined with its startup culture, creates an exciting environment for engineers passionate about advancing aerospace communication systems.

This role is perfect for someone who thrives on complex technical challenges, enjoys cross-functional collaboration, and wants to make a significant impact in the space technology sector. Join CesiumAstro to be part of a team that's pushing the boundaries of satellite and aerospace communication systems.

Senior Systems Engineer II role at CesiumAstro, developing advanced communication systems for satellites and aerospace platforms, requiring 6+ years of space technology experience.

CesiumAstro is seeking a Senior Environmental Test Engineer I to join their team. This role involves developing and implementing test procedures for dynamic and thermal environmental testing of CesiumAstro components and systems. The ideal candidate will be responsible for leveraging design for testability and continuous improvement to deliver space-grade electronics and structures without compromising personnel safety or product reliability.

Key responsibilities include:
- Creating hardware test procedures and ensuring test readiness
- Serving as the technical subject matter expert for environmental test
- Developing standard operating procedures for environmental test technicians
- Establishing and increasing the efficiency of environmental test processes
- Identifying improvement opportunities and executing initiatives
- Troubleshooting and identifying root causes of issues in environmental test processes
- Enabling production autonomy and developing test equipment automation

Requirements:
- Bachelor's degree in an engineering discipline
- Minimum of 4 years related experience
- Experience in hardware test environment for the Aerospace industry
- Experience with thermal chambers, TVAC chambers, and/or vibration shakers
- Familiarity with test instrumentation and industry standards (RTCA DO-160G, MIL-STD-xxx, GEVS, SMC, etc.)
- Strong written and verbal communication skills
- Ability to collaborate with peers

CesiumAstro offers a competitive compensation package including company stock options and comprehensive benefits. They are an Equal Opportunity/Affirmative Action employer committed to diversity and inclusion.

Join CesiumAstro if you're passionate about developing critical test systems for leading-edge satellite, spacecraft, and aerospace communication systems in a dynamic startup environment.

Senior Environmental Test Engineer I at CesiumAstro, developing and implementing test procedures for space and aerospace systems in Austin, TX.

Senior Environmental Test Engineer I

CesiumAstro is seeking a Senior Electronics Engineer II to join their team. This role involves full-stack hardware development for complex modules and small systems in a startup environment, focusing on leading-edge electronics for satellites, spacecraft, and aerospace systems. The position offers opportunities for technical leadership, managing small teams of hardware engineers developing new products.

Key responsibilities include:
- End-to-end design of complex electronics modules and small systems
- Leading small teams of hardware engineers
- Developing hardware architecture and requirements
- Performing detailed schematic design and PCB layout
- Conducting various analyses (worst-case circuit, signal integrity, power integrity)
- Developing bring-up plans and design verification plans
- Performing bring-up and key verification testing
- Releasing modules and assemblies to production
- Mentoring junior and senior engineers

The ideal candidate should have a BS or higher in Electrical Engineering, minimum 6 years of relevant experience, expertise in high-reliability electronics design for space or defense applications, and strong skills in PCB layout, signal integrity simulation, and electronics design tools.

CesiumAstro offers a dynamic, cross-functional work environment with hands-on, interactive, and autonomous work. They provide company stock options and a comprehensive benefits package. The company is an Equal Opportunity/Affirmative Action employer and follows specific regulations due to the nature of their work in space technology.

Senior Electronics Engineer II role at CesiumAstro for developing complex space and aerospace communication systems.

At CesiumAstro, we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We are looking for a Senior Electronics Test Engineer I to join our team. This role is responsible for the design, analysis, and implementation of engineering test plans and procedures for board-level electronics products, including power, digital, and RF electronics. The ideal candidate possesses a strong combination of hardware and software knowledge with proficiencies in measurement techniques, test equipment, test architectures, automation, and integrated system testing.

Key responsibilities include:
- Developing test architectures and systems
- Designing and executing tests at various stages
- Developing test requirements for new products
- Designing tests for compliance with standards
- Planning and executing board-level verification tests
- Designing systems for testing complex integrated hardware and software
- Advising on design-for-testability
- Evaluating and documenting test results
- Contributing to continuous improvement of in-house tools
- Training technicians and operators

The role requires a Bachelor's degree in Electrical Engineering or similar, with at least 4 years of industry experience. Strong programming skills, hands-on experience with lab instruments, and excellent communication skills are essential.

CesiumAstro offers a dynamic, cross-functional work environment with opportunities for learning and development. The company provides stock options and a comprehensive benefits package. Note that due to U.S. Government Space Technology Export Regulations, applicants must be U.S. citizens, lawful permanent residents, or eligible for required authorizations.

Senior Electronics Test Engineer I at CesiumAstro, developing test systems for satellite and aerospace communication systems.

Senior Electronics Test Engineer I

CesiumAstro is seeking a Senior Mechanical Engineer II to join their team. The ideal candidate will be responsible for the mechanical design of Cesium products through all phases of the development process. This role requires extensive experience in electronics packaging design, mechanical simulations and analyses, computer-aided design (CAD), spacecraft mechanical interfaces, and environmental qualification of electronic assemblies.

Key responsibilities include:
- Mechanical designs from initial concept through requirements definition, detailed design, simulation, analysis, manufacturing, testing, qualification, and in-orbit support
- Thermal management design, precision machining principles, thermal simulation and analysis
- Shock and vibration simulation and analysis
- EMI/EMC mitigation techniques
- Geometric dimensioning and tolerancing (GD&T)
- Finite element analysis (FEA)
- Cost analysis to develop, validate, and optimize mechanical designs

The successful candidate may also present engineering design review materials to customers and the executive team, as well as participate in proposal-writing efforts. Excellent written and verbal communication skills are required.

CesiumAstro offers a dynamic and cross-functional work environment, allowing for learning and development across the organization. They provide generous benefits and stock option packages to all employees, including health, dental, vision, HSA, FSA, life, and retirement plans.

Note: To conform with US Government Space Technology Export Regulations, applicants must be US citizens, lawful permanent residents, conditional residents, asylees, refugees, or eligible to obtain required authorizations from the US Department of State.

Senior Mechanical Engineer II at CesiumAstro for aerospace communication systems design and development.

Senior Mechanical Engineer II

At CesiumAstro, we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. 

The Principal Satellite C&DH Engineer II will be responsible for the architecture, design, development, testing, and integration of the Command and Data Handling (C&DH) subsystem for our next-generation satellite platforms. The ideal candidate will provide technical leadership and guidance throughout the development lifecycle and work closely with cross-functional teams to ensure the successful delivery of robust, high-performance satellite systems.

Key responsibilities include:
- Leading the design, development, and validation of satellite C&DH subsystems
- Developing system-level requirements, architectures, and design documentation
- Performing trade studies and analyses to select appropriate hardware and software components
- Overseeing integration and testing of C&DH hardware and software
- Collaborating with avionics, software, and systems engineering teams
- Conducting fault analysis and implementing fault management strategies
- Participating in mission simulations, ground segment development, and operations planning
- Leading and mentoring a team of engineers

Requirements:
- Bachelor's or Master's degree in Electrical Engineering, Aerospace Engineering, Computer Science, or related field (Ph.D. is a plus)
- Minimum 11 years of experience in satellite C&DH engineering or similar field
- Direct experience delivering satellite C&DH systems from concept to operation
- Extensive knowledge of satellite C&DH architecture, components, and protocols
- Strong understanding of system engineering principles
- Excellent problem-solving skills and ability to work in a fast-paced environment

Join CesiumAstro for a challenging and rewarding career in satellite engineering!

Lead the design and development of satellite Command and Data Handling systems at CesiumAstro, a pioneer in space communication technology.

CesiumAstro Engineering Jobs

Developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms.