[Remote] US_East | Electrical / Electronics & Semiconductors Engineer_L3

Note: The job is a remote job and is open to candidates in USA. Confidential company is seeking a Senior RF Hardware Engineer to lead the design, integration, validation, and lifecycle support of GNSS/GPS receivers, antennas, and RF front-end solutions. The role covers product development from concept through production, RF and antenna validation, wireless communications, manufacturing support, root-cause investigations, and technical mentorship.

Responsibilities

• Design multi-constellation GNSS receivers supporting GPS, Galileo, GLONASS, and BeiDou
• Develop RF front-end architectures, including LNAs, filters, matching networks, RF switches, and timing circuits
• Optimize receiver sensitivity, tracking performance, positioning accuracy, and interference immunity
• Support RTK, navigation, and timing solutions
• Design and integrate patch, helical, ceramic, chip, active, and passive GNSS antennas
• Perform antenna tuning, impedance matching, ground-plane optimization, and radiation pattern evaluation
• Support GNSS coexistence with cellular and other wireless technologies
• Design and analyze RF receiver circuits and subsystems
• Perform RF simulations, characterization, and measurements using VNAs, spectrum analyzers, oscilloscopes, and signal generators
• Evaluate key RF parameters, including noise figure, gain, sensitivity, linearity, phase noise, and S-parameters
• Document design verification, characterization, and test results
• Support RF transceiver design, including LNAs, filters, mixers, synthesizers, VCOs, and related RF components
• Contribute to cellular, Wi-Fi, Bluetooth, ISM-band, and proprietary radio solutions
• Evaluate coexistence between GNSS and wireless communication technologies
• Support manufacturing transfer and resolve production and field-related technical issues
• Lead root-cause investigations and sustaining engineering activities
• Provide technical guidance and mentorship to technicians, designers, and junior engineers
• Evaluate emerging technologies and industry developments related to GNSS, RF, antennas, and wireless communications

Benefits

• Remote work in the United States

Company Overview

Datum Technologies Group provides technology solutions, managed services, government contracting, and IT staffing services. It was founded in 2001, and is headquartered in Atlanta, Georgia, USA, with a workforce of 201-500 employees. Its website is https://datumtg.com.

Company H1B Sponsorship

Datum Technologies Group has a track record of offering H1B sponsorships, with 1 in 2025, 4 in 2024, 13 in 2023, 10 in 2022, 22 in 2021, 20 in 2020. Please note that this does not guarantee sponsorship for this specific role.