Senior Communications Engineer I

CesiumAstro • Austin, TX

48d

About The Position

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 seeking a Senior Communications Engineer I to support the end-to-end integration of communication functions for our communication payload products. This highly technical role combines deep domain expertise in communication systems with hands-on integration and test execution. You will play a critical role in the architecture definition, execution, and delivery of our communication payload products-contributing to requirement definitions, algorithm development, Special Test Equipment (STE) design, verification, and final sell-off. This position is ideal for an engineer passionate about solving complex integration challenges and advancing the standard of excellence in payload delivery.

Requirements

• Bachelor's degree in Electrical Engineering, Communications Engineering, Aerospace Engineering, or a related technical field.
• 4+ years of experience in communications systems engineering, payload integration, or systems development in aerospace, defense, or space environments. Master's degree is preferred.
• Deep technical expertise in RF and digital communications system design, link budget analysis, digital modulation/demodulation and algorithm implementation, and communications architecture, physical interfaces, and signal path analysis.
• Experience designing and specifying Special Test Equipment (STE) for payload or subsystem verification.
• Strong working knowledge of RF/digital test tools: spectrum analyzers, signal generators, vector signal analyzers, BER testers, etc.
• Proven troubleshooting, fault isolation, and test execution skills at the unit, subsystem, and system level.
• U.S. Citizenship required; ability to obtain and maintain a security clearance may be required.

Responsibilities

• Define and develop functional communications requirements in collaboration with Systems Engineering during concept and design phases.
• Flow requirements to Design and Test Product teams, ensuring alignment throughout the development lifecycle.
• Support the development of communications architectures, including RF and digital unit interfaces, payload interfaces, and algorithm integration strategies.
• Contribute to link budget development, modulation/demodulation schemes, and digital communications algorithm implementation.
• Support the definition and development of Special Test Equipment (STE) required to verify communications payloads; coordinate with Test Product teams for execution.
• Develop test plans and verification strategies for RF, digital, and hybrid payload systems.
• Execute system-level test activities, troubleshoot anomalies, and drive root cause analysis through resolution.
• Participate in payload- and system-level integration activities, including compatibility testing with third-party systems, customer-furnished equipment (CFE), and subsystem vendors.
• Represent the payload integration effort in program reviews, technical interchange meetings (TIMs), and formal sell-off events as a technical contributor.

Benefits

• Full-time employment offers include company stock options and a generous benefits package including health, dental, vision, HSA, FSA, life, disability and retirement plans.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Industry: Publishing Industries
• Number of Employees: 101-250 employees