Senior Communications Engineer II

Job Duties And Responsibilities

Lead the development of Cesium Astro’s Communication System and Subsystems Integration and Tests and validate space systems requirements and interfaces.
Collaborate with System Engineering processes for requirements management, flow down, and traceability.
Lead selection and definition modem configuration
Lead selection and definition of data layer configuration
Own lab and equipment strategy, including management and optimization, and guiding key equipment purchase decisions.
Architect and Develop Communication test systems and collaborate with System Engineering developing test plans, and implementation of test plans and procedures.
Lead execution of verification/validation tests, ensuring completeness, quality, and traceability of results; present findings to key stakeholders.
Work closely with design teams to verify and evaluate system level performance.
Independently draw conclusions from test results, debug complex system-level issues, and provide actionable feedback to design and verification teams.
Adapt and optimize test plans based on evolving hardware/software capabilities and test infrastructure constraints.
Design and oversee time-synchronized test setups using signal generators and spectrum analyzers to validate timing budgets.

Job Requirements And Minimum Qualifications

• Master’s degree (MS) or higher degree in Electrical Engineering or related discipline from an accredited university or institution, or equivalent experience
• Minimum 5-7 years relevant job experience
• Very strong background in Communication theory
• Experience with and understanding of satellite-communications standards (NR NTN, DVB-S2x, CCSDS)
• Hands-on experience with lab instruments such as digital oscilloscopes, multimeters, source measurement units, RF signal generators, spectrum analyzers, vector network analyzers (VNAs), and vector signal analyzers
• Hands-on experience in developing hardware and measurement abstraction layers, and test automation setups using basic scripting and SW development with common programming/scripting languages (Python, MATLAB, etc.)
• Good understanding of RF and mixed-signal hardware (e.g. amplifiers, filters, ADCs/DACs, antennas) and its impact on system performance and test design
• Proficient in performing measurements and data analysis including S-parameters, AM/PM, compression, noise figure, harmonics/spurious emission, phase noise, switching speed, bit error rate, adjacent channel power, linearity, EVM and group delay
• Hands-on experience with designing test setups and working in anechoic chambers for antenna systems evaluation
• Proven experience designing and leading complex test setups and integration efforts
• Experience independently debugging complex system-level issues and driving resolution across teams

Preferred Qualifications

• Knowledge of satellite and wireless communication systems and protocols
• Experience in wireless synchronization and parameter sensing techniques
• Familiarity with phased array antenna architectures and array calibration
• Prior experience in technical leadership, mentorship, or leading small engineering teams