CesiumAstro

Communication Systems Architect

CesiumAstro$228K — $279K *
Aerospace & Defense
15+ years of experience
Job Overview by Ladders

Qualifications

  • Master's degree in Electrical Engineering.
  • 20+ years of experience in satellite or aerospace communications systems development.
  • Broad understanding of full-lifecycle space product development.
  • Proven experience as a technical execution lead across multiple engineering disciplines.
  • In-depth knowledge of digital communications, RF architecture, and signal processing.
  • Hands-on experience with Software Defined Radios (SDRs) and high-speed digital systems.
  • Understanding of satellite payload constraints including power and thermal budgets.

Responsibilities

  • Lead the design of communication architectures for satellite systems.
  • Drive decisions across hardware, firmware, and software domains.
  • Provide technical leadership throughout the entire product lifecycle.
  • Serve as the main point of contact for customer interactions and technical reviews.
  • Oversee technical execution across multiple engineering disciplines.
  • Collaborate with business development on technical solutions and proposals.
  • Conduct trade studies to evaluate system performance against cost and schedule.

Benefits

  • Company stock options.
  • Comprehensive health, dental, and vision coverage.
  • Health Savings Account (HSA) and Flexible Spending Account (FSA) options.
  • Life and disability insurance benefits.
  • Retirement savings plan.
Full Job Description
We are looking for an experienced and driven Communication Systems Architect to lead the definition and execution of advanced satellite communication systems. This role requires deep technical expertise, strong leadership, and a broad understanding of the full space product lifecycle, from concept through deployment. As the technical point of contact to our customers and the engineering lead for internal execution, you will be critical to ensuring our products meet mission, technical, and business goals.

JOB DUTIES AND RESPONSIBILITIES

  • Lead the definition of communications architectures including RF front ends, digital processing chains, beamforming arrays, channelizers, and modems.
  • Drive architectural decisions across hardware, firmware, and software boundaries.
  • Provide end-to-end technical leadership across the full product lifecycle from requirements definition, design, and development to integration, test, qualification, and delivery of space-qualified hardware.
  • Act as the primary technical point of contact with customers. Translate mission needs into engineering requirements, lead technical reviews, and ensure alignment across program phases.
  • Own technical execution for programs, guiding and coordinating engineering activities across electrical, RF, mechanical, firmware, and software domains.
  • Partner with the business development team to shape technical solutions, write proposal content, and engage in customer capture activities.
  • Define system-level requirements and preliminary designs to support new opportunities. Assist with scoping SOWs and shaping architectures during early-phase engagements.
  • Lead architectural and component-level trade studies to balance performance, cost, risk, and schedule.
  • Provide leadership and guidance to engineering teams, ensuring technical integrity and execution excellence.


JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS

  • Master's degree in Electrical Engineering.
  • 20+ years of experience developing advanced communications systems in satellite or aerospace.
  • Broad understanding of full-lifecycle space product development, including design, integration, qualification, and mission operations.
  • Proven experience as a technical execution lead, responsible for driving system performance and engineering progress across disciplines.
  • Deep background in digital communications, RF architecture, signal processing, and FPGA-based systems.
  • Hands-on experience with SDRs, high-speed digital systems, and RF designs.
  • Experience with phased array antennas and digital beamforming.
  • Understanding of satellite payload constraints including power, thermal, and volume budgets.
  • Experience with modeling and simulation tools such as MATLAB, STK, ADS, or equivalent.
  • Comfortable working directly with customers, leading technical conversations, reviews, and shaping architectural solutions.
  • Familiarity with space environmental and radiation effects, and space-grade design practices.
  • Must be a U.S. Citizen with an active TS/SCI security clearance.


$228,000 - $279,000 a year

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.

About CesiumAstro

CesiumAstro is a technology company that provides advanced communications systems for satellite and space-based applications. The company's systems use advanced software-defined radio technology to provide high-bandwidth, low-latency communications for a variety of applications, including remote sensing, earth observation, and satellite communications. CesiumAstro's systems are designed to be highly modular and scalable, allowing them to be easily integrated into a wide range of satellite and space-based platforms. The company was founded in 2017 and is based in Austin, Texas.
Learn more about CesiumAstro
Size
100 employees
Industry
Net Income
-$1 million
Founded
2017
5 Year Trend
+80%
Revenue
$5 million

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