Wireless Systems Engineer
Fresh Consulting, Sunnyvale, CA, United States
Fresh Consulting is a design‑led, software development and hardware engineering company, offering end‑to‑end digital services to help companies innovate. We bring together amazing UX designers, sophisticated developers, digital strategists, and top‑notch engineers to help companies create fresh experiences that connect humans, systems, and machines. We’ve been growing fast and need someone to help us continue to manage the delivery of high‑quality work in a fast‑paced environment.
Title
Wireless Systems Engineer
Duration
9 months
Location
Onsite Sunnyvale, CA
Benefits
Employee benefits at 100% including Medical, PTO, Holiday Pay, 401K Plan and much more!
Hours
Minimum 40 Hours/Week
Key Responsibilities
Test Strategy & Execution: Define, develop, and execute comprehensive test plans for cellular modem validation across various radio access technologies (5G NR FR1/FR2, LTE-A, UMTS).
Protocol Stack Analysis: Perform deep‑dive log analysis of the cellular protocol stack (L1, MAC, RLC, RRC, and NAS layers) to identify and root‑cause signaling failures, handovers, and throughput drops.
Req Intake Template System Performance Benchmarking: Characterize key performance indicators (KPIs) such as RSRP, SINR, BLER, and Peak Throughput under varying network conditions (fading, interference, and mobility).
Test Automation: Design and maintain scalable automation frameworks using Python to increase test coverage and efficiency in lab and regression environments.
Failure Analysis & Debugging: Collaborate with Firmware, Hardware, and System teams to debug complex system‑level issues.
Lab Management: Operate and configure high‑end cellular network emulators and RF test equipment for both signaling and non‑signaling test modes.
Qualifications
System Validation Engineer with minimum 5 years of experience.
Cellular Expertise: Deep understanding of 5G NR (Standalone and Non‑Standalone) and LTE‑A features like Carrier Aggregation (CA), MIMO, Beamforming, and VoLTE/VoWiFi.
Protocol Knowledge: In‑depth familiarity with 3GPP protocols and the mobile device‑to‑network registration and call‑flow processes.
Hands‑on RF Testing: Proficiency with RF lab equipment, including Spectrum Analyzers, Signal Generators, Power Meters, and Vector Network Analyzers (VNA).
Programming: Strong proficiency in Python for test script development and data analysis.
Log Analysis: Experience using diagnostic tools such as QXDM, QCAT, Wireshark, or similar modem logging software.
Equal Employment Opportunity
All qualified persons will be considered for employment without regard to race, color, religion, sex, national origin, age, marital status, familial status, gender identity, sexual orientation, disability for which a reasonable accommodation can be made or any other status protected by law. Assistance will be gladly provided upon request for any applicant with sensory or non‑sensory disabilities.
Legal
Fresh Consulting is a participating E‑Verify company.
Compensation
Range $60/hr – $65/hr.
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Title
Wireless Systems Engineer
Duration
9 months
Location
Onsite Sunnyvale, CA
Benefits
Employee benefits at 100% including Medical, PTO, Holiday Pay, 401K Plan and much more!
Hours
Minimum 40 Hours/Week
Key Responsibilities
Test Strategy & Execution: Define, develop, and execute comprehensive test plans for cellular modem validation across various radio access technologies (5G NR FR1/FR2, LTE-A, UMTS).
Protocol Stack Analysis: Perform deep‑dive log analysis of the cellular protocol stack (L1, MAC, RLC, RRC, and NAS layers) to identify and root‑cause signaling failures, handovers, and throughput drops.
Req Intake Template System Performance Benchmarking: Characterize key performance indicators (KPIs) such as RSRP, SINR, BLER, and Peak Throughput under varying network conditions (fading, interference, and mobility).
Test Automation: Design and maintain scalable automation frameworks using Python to increase test coverage and efficiency in lab and regression environments.
Failure Analysis & Debugging: Collaborate with Firmware, Hardware, and System teams to debug complex system‑level issues.
Lab Management: Operate and configure high‑end cellular network emulators and RF test equipment for both signaling and non‑signaling test modes.
Qualifications
System Validation Engineer with minimum 5 years of experience.
Cellular Expertise: Deep understanding of 5G NR (Standalone and Non‑Standalone) and LTE‑A features like Carrier Aggregation (CA), MIMO, Beamforming, and VoLTE/VoWiFi.
Protocol Knowledge: In‑depth familiarity with 3GPP protocols and the mobile device‑to‑network registration and call‑flow processes.
Hands‑on RF Testing: Proficiency with RF lab equipment, including Spectrum Analyzers, Signal Generators, Power Meters, and Vector Network Analyzers (VNA).
Programming: Strong proficiency in Python for test script development and data analysis.
Log Analysis: Experience using diagnostic tools such as QXDM, QCAT, Wireshark, or similar modem logging software.
Equal Employment Opportunity
All qualified persons will be considered for employment without regard to race, color, religion, sex, national origin, age, marital status, familial status, gender identity, sexual orientation, disability for which a reasonable accommodation can be made or any other status protected by law. Assistance will be gladly provided upon request for any applicant with sensory or non‑sensory disabilities.
Legal
Fresh Consulting is a participating E‑Verify company.
Compensation
Range $60/hr – $65/hr.
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