What you will do:Implement and optimize 5G physical layer algorithms (e.g., synchronization, channel estimation, equalization, modulation/demodulation) in C/C++ for embedded platforms.Integrate and validate PHY functionality on software-defined radio (SDR) platforms.Develop control interfaces for SoC peripherals and RF front-end devices (e.g., SPI, I2C).Create and run test cases to verify performance and standards compliance of PHY layer.Debug and resolve implementation and integration issues using lab equipment and test frameworks.Use test equipment (e.g., R&S, Keysight) to validate signal quality and RF behavior.Work with hardware and RF teams to align software implementation with system design constraints.Document test procedures, results, and issue reports for cross-functional collaboration.What you bring to this role:7+ years of experience in wireless software development, signal processing, or embedded systems.Master’s degree in electrical engineering, Telecommunications, Computer Engineering, or related field.Strong experience with embedded C/C++ software development.Hands-on experience with SDR platforms and signal processing implementation.Familiarity with real-time constraints and SoC integration.Working knowledge of scripting languages (e.g., Python, MATLAB) for automation and analysis.Experience with RF test tools and signal validation.Understanding of 5G PHY layer concepts and digital communication fundamentals.Strong communication skills and ability to collaborate with cross-functional teams.Bonus points for the following:Experience working with 3GPP Rel 15/16/17+ PHY layer specifications.Familiarity with Non-Terrestrial-Networks (NTN) or satellite systems.Prior work with RTOS (e.g., Zephyr, FreeRTOS) or embedded Linux environments.Exposure to hardware acceleration interfaces and DSP integration.Experience with test automation, version control (Git), CI tools, and documentation platforms (JIRA, Confluence).Closing detailsThis is a full time, exempt position, based out of our Saratoga office. The target base pay for this position is $100,000 - $175,000 annually. The total compensation packaged will be determined by various factors such as your relevant job-related knowledge, skills, and experience.We are redefining how satellites are designed, manufactured and used—so we’re looking for candidates with passion, deep knowledge and direct experience on LEO satellite component development, design and in-orbit activities. If that’s your experience – then we’ll be immediately wow-ed.E-Space is not currently able to provide employment sponsorship for candidates who do not hold work authorization for the location of this role.Why E-Space is right for you:An opportunity to really make a differenceSustainability at our coreFair and honest workplaceInnovative thinking is encouragedCompetitive salariesContinuous learning and developmentHealth and wellness care optionsFinancial solutions for the futureOptional legal services (US only)Paid holidaysPaid time off