Develops space-based communication system architectures, payloads, requirements, interfaces, risk mitigations, and technical baselines. Coordinates multidisciplinary engineering, program management, manufacturing, vendors, and customers to deliver complex aerospace communication programs. Responsibilities include requirements traceability, system integration, technical issue resolution, scheduling support, and continuous process improvement.
Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State.
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. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team.
We are looking to add a Staff Communication Systems Engineer to our team. If you enjoy working in a startup environment and are passionate about developing leading-edge phased arrays for satellites, spacecraft, and aerospace systems, we would like to hear from you.
The ideal candidate will have a strong background in system engineering, experience in space technology, and the ability to be the technical point of contact for our communication programs. In this position, you will help develop space architecture concepts, sub-system design, payload design, requirements development, analysis and decomposition, high-level software and hardware system architecture design, concept of operations (CONOPS) development, and risk assessment. You will coordinate activities across multidiscipline engineering teams, raise issues at the program level, and help drive complex programs to success.
JOB DUTIES AND RESPONSIBILITIES
- Evaluate customer and operational needs to define requirements, integrate technical parameters, and assure compatibility of all physical, functional, and program interfaces.
- Collaborate with the program management team to support project scheduling and coordination.
- Partner with program management to be the primary outward-facing team with external customers for technical baseline discussions.
- Act as the liaison between program management, engineering, and manufacturing ensuring effective and organized communications.
- Participate in the development of system engineering processes for requirements management, flow down, and traceability.
- Perform risk analysis and develop mitigation strategies.
- Identify and resolve issues that may impede the progress of engineering teams.
- Foster a culture of efficiency and continuous improvement within our programs.
JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS
- Bachelor’s degree in electrical engineering or a related field.
- A minimum of 8 years of experience with emphasis on space-based communication payloads.
- Practical experience with antenna and RF systems.
- Experience working with product/component developers and vendors who provide critical functionality to the overall system.
- Excellent written and verbal technical communication skills.
- Proficiency with a requirements management tool such as DOORS or Jama.
- Ability to define work direction, track milestones, and demonstrate progress on large open-ended projects.
- Sense of urgency, with the ability to work well under pressure.
- Excellent problem-solving skills and analytical abilities, with the capability to identify, assess, and resolve complex technical challenges and design issues.
- The ability to work well with multifunctional teams.
CesiumAstro considers several factors when extending an offer, including but not limited to, the role and associated responsibilities, a candidate’s work experience, education/training, and key skills. Full-time employment offers include company stock options and a generous benefits package including health, dental, vision, HSA, FSA, life, disability and retirement plans.
CesiumAstro is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected Veteran Status, or any other characteristic protected by applicable federal, state, or local law.
Please note: CesiumAstro does not accept unsolicited resumes from contract agencies or search firms. Any unsolicited resumes submitted to our website or to CesiumAstro team members will be considered property of CesiumAstro, and we will not be obligated to pay any referral fees.
CesiumAstro El Segundo, California, USA Office
101 Continental Blvd, El Segundo, CA, United States, 90245
Similar Jobs
Artificial Intelligence • Fintech • Insurance • Marketing Tech • Software • Analytics
Leads a team of wholesale underwriters while personally underwriting management liability business across private, nonprofit, and public organizations. Responsibilities include analyzing applications, financials, and loss histories; negotiating policy terms; developing manuscript coverage; cultivating wholesale broker relationships; marketing to brokers and insureds; and supporting product strategy, reporting, and growth initiatives across the Western United States.
Artificial Intelligence • Big Data • Consumer Web • eCommerce
Own product surfaces end to end, translating founder-framed strategy into specifications, design direction, agent-built implementation, and measurable growth experiments. Lead an incentive-driven consumer verification product, protect contribution quality against gaming, and run pre-registered ship-or-kill tests. Work directly with the founder, designer, and engineers in an AI-native environment focused on verified commerce truth, agent-powered development, and high-traffic consumer surfaces.
Top Skills:
Agentic SystemsAi AgentsAi Evaluation ArchitectureAutomated Checkout SystemsExperimentation PlatformsMachine-Readable Rubrics
Artificial Intelligence • Big Data • Consumer Web • eCommerce
Own the end-to-end verification system that determines whether shopping claims are true. Design and operate judge pipelines, calibration and abstention mechanisms, arbitration rulebooks, golden sets, regression corpora, and adversarial evaluations. Scale machine verdicts across millions of claims while maintaining a high accuracy floor against human-graded exams. Establish eval-driven shipping gates, control contamination, and define the seat’s success metric and decision authority with the founder. Work hands-on with models, agents, and verification infrastructure.
Top Skills:
Adversarial VerificationAi AgentsEval HarnessesGolden SetsLarge Language Models (Llms)Machine LearningRegression CorporaStatistical Calibration
What you need to know about the Los Angeles Tech Scene
Los Angeles is a global leader in entertainment, so it’s no surprise that many of the biggest players in streaming, digital media and game development call the city home. But the city boasts plenty of non-entertainment innovation as well, with tech companies spanning verticals like AI, fintech, e-commerce and biotech. With major universities like Caltech, UCLA, USC and the nearby UC Irvine, the city has a steady supply of top-flight tech and engineering talent — not counting the graduates flocking to Los Angeles from across the world to enjoy its beaches, culture and year-round temperate climate.
Key Facts About Los Angeles Tech
- Number of Tech Workers: 375,800; 5.5% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Snap, Netflix, SpaceX, Disney, Google
- Key Industries: Artificial intelligence, adtech, media, software, game development
- Funding Landscape: $11.6 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Strong Ventures, Fifth Wall, Upfront Ventures, Mucker Capital, Kittyhawk Ventures
- Research Centers and Universities: California Institute of Technology, UCLA, University of Southern California, UC Irvine, Pepperdine, California Institute for Immunology and Immunotherapy, Center for Quantum Science and Engineering


.png)