Xona · 1 day ago
Senior GNSS Receiver Engineer
Burlingame, CA
Full-time
Onsite
Mid, Senior Level
$120K/yr - $180K/yr
3+ years expXona is a navigational intelligence company focused on providing real-time, centimeter-level certainty to devices globally. They are seeking a Senior GNSS Receiver Engineer to join their Navigation Software team, where the role involves developing and validating receiver architectures for their advanced PNT satellite infrastructure in Low Earth Orbit.
AerospaceGPSInformation ServicesNavigationSatellite CommunicationSoftware
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Developing and optimizing acquisition and tracking algorithms for our LEO PNT signals
Implementing and testing receiver signal processing chains using our GNSS-SDR-based verification platform
Analyzing signal designs and data modulation schemes, evaluating tradeoffs between receiver complexity and performance
Generating and validating pseudorange and carrier phase measurements from signals in space
Contributing to ICD development, ensuring signal specifications are grounded in practical receiver implementation
Characterizing receiver performance through simulation and live signal testing with software-defined radio (SDR) hardware
Qualification
Required
MS or PhD in Electrical Engineering, Aerospace Engineering, or related field
3+ years of experience with GNSS receiver development or signal processing
Strong C++ programming skills with experience in real-time or embedded signal processing
Hands-on experience with software-defined radio platforms (GNSS-SDR, GNU Radio, or similar)
Deep understanding of GNSS signal structures: spreading codes, modulation schemes, correlation, and tracking loops
Experience with carrier and code tracking loop design (DLL, PLL, FLL)
Familiarity with measurement generation—pseudorange, carrier phase, Doppler
For U.S. Roles: To comply with U.S. Government space technology export regulations, applicant must be a U.S. citizen, lawful permanent resident of the United States (i.e. Green Card holder), or other protected individual as defined by 8 U.S.C. 1324b(a)(3)
For U.K. Roles: To comply with U.K. regulations, this role requires Baseline Personnel Security Standard (BPSS) checks, and successful candidates must be eligible to obtain UK Security Clearance (SC)
For Canada Roles: Successful candidates must obtain and hold a security clearance at the reliability status level, and pass security assessment for the Canadian Controlled Goods Program (CGP) and ITAR
Preferred
Experience with LEO satellite signals or high-Doppler tracking scenarios
Familiarity with navigation message decoding and frame synchronization
Exposure to signal authentication or advanced modulation schemes (BOC, CSK, etc.)
Experience translating ICDs into receiver implementations
Company
Xona
Xona is launching a LEO satellite network bringing real-time, centimeter-level certainty to any device, anywhere on Earth..
51-200 employees
Funding
Current Stage
Growth StageTotal Funding
$151.42MKey Investors
Craft VenturesSpaceWERXFirst Spark Ventures
2025-06-26Series B· $92M
2025-06-26Grant· $20M
2024-05-08Series A· $19M
Leadership Team
Brian Manning
Co-Founder & CEO
Bryan Chan
Co-Founder, VP Corporate Strategy
Recent News
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