CesiumAstro · 1 hour ago
Principal RF Engineer I
Denver Metropolitan Area
Full-time
Onsite
Senior Level, Lead/Staff
$142K/yr - $190K/yr
9+ years expCesiumAstro is a pioneer in communication systems for satellites and airborne platforms, seeking a Principal RF Engineer I. The role involves overseeing RF electronics design and development processes, including responsibilities from concept to in-orbit support.
AerospaceDronesSatellite CommunicationSpace Travel
No H1B
U.S. Citizen Only
Responsibilities
Responsible for RF circuits, modules, and systems through all phases of the development process
Proficient in board-level schematic design and PCB layout of RF circuits, system-level communications concepts such as link budgets and modulation schemes, and end-to-end RF product development
Work will include many aspects of phased array communication systems, including RF front ends, frequency converters and synthesizers, filters, beamformers, power dividers, and phased array antennas
Responsible for RF system and hardware designs from initial concept through requirements definition, architecture definition, part selection, detailed design, analysis, manufacturing, testing, qualification, and in-orbit support of Cesium's products
Hardware design tasks will include block diagrams, detailed schematics, PCB layout and routing, simulations, and test design
Present engineering design review materials to customers and executive team, as well as participate in proposal-writing efforts
Qualification
Required
Bachelor of Science (BS) degree in Electrical Engineering (EE) from an accredited university or institution
Minimum of 9 years of industry experience in design and analysis of RF electronics and systems
Expert-level proficiency in professional simulation tools such as CST and ADS, as well as EDA tools such Altium
Extensive hands-on experience with lab instruments such as vector network analyzers, spectrum analyzers, signal generators, and oscilloscopes
Excellent written and verbal communication skills
Preferred
Python or other programming languages
Aerospace electronics design, development, and qualification
Worst-case circuit analysis, failure method and criticality analyses, and reliability analysis
Antenna design
EMI/EMC design and mitigation techniques
Benefits
Company stock options
Health
Dental
Vision
HSA
FSA
Life
Disability
Retirement plans
Company
CesiumAstro
CesiumAstro provides out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space or airborne platforms.
201-500 employees
Funding
Current Stage
Growth StageTotal Funding
$655.24MKey Investors
Trousdale VenturesExport-Import Bank of the United StatesAirbus Ventures,Forever Ventures
2026-02-02Series C· $270M
2026-01-15Debt Financing· $200M
2024-06-18Series B· $65M
Recent News
2026-02-05
vcnewsdaily.com
2026-02-04
2026-02-03
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