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4G Rf Engineer Jobs in California (NOW HIRING)

Saige Partners

Wireless Test Engineer

San Diego, CA

$65 - $80/hr

Wireless Test Engineer (San Diego, CA) Job Overview: We are seeking a Wireless Modem Test Engineer ... and 4G feature validation. Execute RF performance testing for 5G NR FR1 and FR2 technologies.

Apple

RF Modeling Systems Engineer

Los Angeles, CA

$171K - $302K/yr

We are searching for dedicated engineers to join our exciting team of innovators. In this role, you ... Description - Model, design, and simulate state-of-the-art RF for 4G/5G/6G modem wireless ...

Apple

RF Modeling Systems Engineer

Los Angeles, CA

$171K - $302K/yr

We are searching for dedicated engineers to join our exciting team of innovators. In this role, you ... Description - Model, design, and simulate state-of-the-art RF for 4G/5G/6G modem wireless ...

Apple

RF Modeling Systems Engineer

Los Angeles, CA

$171K - $302K/yr

We are searching for dedicated engineers to join our exciting team of innovators. In this role, you ... Description - Model, design, and simulate state-of-the-art RF for 4G/5G/6G modem wireless ...

SSI

RF Engineering Technician

San Diego, CA

$135K - $150K/yr

... Systems Engineer. This offers significant opportunity to grow in breadth of knowledge and ... Communication principles (ideally wireless, cellphone technology such as 3G/4G-LTE/5G or WCDMA ...

Protingent

Wireless Test Engineer

San Diego, CA · On-site

$70 - $80/hr

Job Title : Wireless Test Engineer Position Description : Protingent Staffing has an exciting ... 4G NR FR2/FR1 RF testing * Reproduction of customer and field issues in the lab. * Modem Power ...

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4G Rf Engineer information

What is a 4G RF Engineer?

A 4G RF (Radio Frequency) Engineer is a telecommunications professional who specializes in designing, optimizing, and maintaining wireless communication networks based on fourth-generation (4G) technology. Their responsibilities include planning cell sites, optimizing signal coverage, analyzing network performance, and troubleshooting issues to ensure reliable and efficient mobile connectivity. They work with tools for drive testing, network simulation, and data analysis, collaborating with other engineers to deliver high-quality wireless services for users.

What are the key skills and qualifications needed to thrive as a 4G RF Engineer, and why are they important?

To thrive as a 4G RF Engineer, you need a strong understanding of wireless communications, RF propagation, and cellular network design, usually backed by a degree in electrical engineering or a related field. Familiarity with tools like Atoll, TEMS, MapInfo, and RF simulation software, as well as certifications such as CCNA or relevant OEM certifications, is typically required. Analytical thinking, problem-solving, teamwork, and effective communication are crucial soft skills for this role. These skills ensure optimal network performance, efficient troubleshooting, and successful collaboration in the fast-evolving telecom industry.

What is the difference between 4G Rf Engineer vs 4G Network Optimization Engineer?

Aspect4G Rf Engineer4G Network Optimization Engineer
Primary FocusDesign, deployment, and troubleshooting of radio frequency (RF) systems in 4G networksImproving network performance through analysis and optimization of existing 4G networks
Skills & CertificationsRF engineering, LTE technology, spectrum management, certifications like Cisco CCNA or RF-specific coursesNetwork performance analysis, LTE optimization tools, troubleshooting skills, similar certifications
Work EnvironmentField sites, telecom infrastructure, R&D labsNetwork operation centers, field sites, testing labs

While both roles require LTE knowledge and similar certifications, the 4G Rf Engineer primarily focuses on RF system design and deployment, whereas the 4G Network Optimization Engineer concentrates on enhancing network performance through analysis and tuning of existing systems.

What are some common challenges faced by 4G RF Engineers when optimizing network performance, and how are these typically addressed?

4G RF Engineers often encounter challenges such as signal interference, dropped calls, and capacity bottlenecks, especially in densely populated or rapidly changing environments. These issues are typically addressed through detailed drive testing, analysis of KPIs, and the implementation of solutions like antenna tilting, frequency planning, and parameter tuning. Collaboration with field technicians, network planners, and vendors is crucial to quickly identify root causes and implement effective optimizations. Staying updated with evolving network technologies and tools also helps in proactively managing these challenges.
What are popular job titles related to 4G Rf Engineer jobs in California? For 4G Rf Engineer jobs in California, the most frequently searched job titles are:
What job categories do people searching 4G Rf Engineer jobs in California look for? The top searched job categories for 4G Rf Engineer jobs in California are:
4G Rf Engineer jobs near you
Infographic showing various 4G Rf Engineer job openings in California as of June 2026, with employment types broken down into 98% Full Time, and 2% Part Time. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution.
Wireless Test Engineer

Wireless Test Engineer

Saige Partners

San Diego, CA

$65 - $80/hr

Other

Posted 24 days ago

Job description

Job Description We strive to be Your Future, Your Solution to accelerate your career. Contact Hannah Wilson at hwilson@saigepartners.com, you can also schedule an appointment at to learn more about this opportunity. Position: Wireless Test Engineer (San Diego, CA) Job Overview: We are seeking a Wireless Modem Test Engineer to support the validation, testing, and optimization of 5G/4G modem technologies

This role will focus on interoperability testing (IOT), feature validation, RF performance testing, power measurement, automation, and troubleshooting across multiple network infrastructure vendors. The ideal candidate will possess strong expertise in wireless protocols, modem technologies, and hands-on experience with industry-standard test equipment and network emulators. This is a W2 contract position and is not eligible for C2C or W2 referral candidates.

Key Responsibilities: Support 5G and 4G interoperability testing (IOT) activities across multiple network infrastructure vendors, including Ericsson, Nokia, and Samsung. Participate in new feature validation and verification efforts within a laboratory environment using network emulators and infrastructure vendor software releases. Develop comprehensive test plans, test cases, and automated test scripts for 5G and 4G feature validation.

Execute RF performance testing for 5G NR FR1 and FR2 technologies. Reproduce and analyze customer-reported and field issues within a controlled lab environment. Perform modem power consumption measurements, benchmarking, and optimization analysis.

Support laboratory, field, and certification testing activities, including: o Test execution o Regression testing o Log analysis o Defect identification and tracking o Automation development Analyze UE and network logs to identify root causes of protocol, RF, and performance issues. Apply wireless protocol expertise to debug and validate Samsung modem product lines across 5G, 4G LTE, 3G, and 2G technologies. Collaborate with cross-functional engineering teams to resolve issues and improve modem performance.

Travel as required to support laboratory, field, interoperability, and certification testing activities. Required Qualifications: Deep understanding of wireless protocol stack layers, including: o Layer 1 (L1) o MAC o RRC o PDCP Strong knowledge of LTE and 5G NR technologies, including: o NSA (Non-Standalone) o SA (Standalone) o LTE-Advanced (LTE-A) Experience with protocol, RF, and data performance testing. Knowledge of 3GPP RAN4 and RAN5 test specifications, particularly for: o 5G NR FR1 and FR2 o LTE o LTE-Advanced Experience supporting carrier certification and network vendor testing requirements.

Hands-on experience measuring and analyzing modem Days-of-Use (DoU) power consumption data and identifying optimization opportunities. Strong log analysis and troubleshooting skills using mobile device and network logging tools. Experience developing test automation solutions, preferably using Python.

Experience with defect management and tracking tools such as JIRA. Preferred Qualifications: Experience with wireless certification testing programs. Familiarity with network emulators and automated test environments.

Strong analytical and debugging skills for modem performance, protocol, and RF-related issues. Ability to work independently and collaboratively in a fast-paced engineering environment. Learn more about Saige Partners on Facebook or LinkedIn.

Hours you will be work as a Wireless Test Engineer: Monday through Friday, 8 am - 5 pm PST Compensation you will receive as a Wireless Test Engineer: $65-$80 per hour Saige Partners, one of the fastest growing technology and talent companies in the Midwest, believes in people with a passion to help them succeed. We are in the business of helping professionals Build Careers, Not Jobs. Saige Partners believes employees are the most valuable asset to building a thriving and successful company culture, which is why we offer a benefit package and convenient weekly payment solutions that helps our employees stay healthy and maintain a positive work/life balance.

Contact us to learn more about the opportunity below or check out other opportunities at https://careers.saigepartners.com/.

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