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4G Rf Engineer Jobs in California (NOW HIRING)

Sr Engineers, Systems Design

Concord, CA · On-site

$184K - $189K/yr

... 4G LTE and transformative nationwide 5G network that will offer reliable connectivity for all ... Skill requirements: * (1) Utilizing RF propagation principles, cellular theory, RF engineering ...

... 4G, 5G, 6G, WLAN, BT and GPS standards using advanced process technologies. Utilize complex ... Design of receiver and transmitter RF/Analog circuits, Design of high-performance RF frequency ...

Hands-on with 4G LTE and/or 5G NR - including cell planning, RF measurements (RSRP, RSRQ, SINR), and UE attach/registration flows ● Programming proficiency : Python (primary) with working knowledge ...

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Senior DSP Engineer

Costa Mesa, CA · On-site

$153K - $179K/yr

Participate in the maturation of RF systems into deployable systems and products REQUIRED ... Familiar with wireless communication standards (Bluetooth, 3G/4G/5G, Wi-Fi, SINCGARS, MUOS, etc.

DSP Engineer, EW

Costa Mesa, CA · On-site

$153K - $179K/yr

Participate in the maturation of RF systems into deployable systems and products REQUIRED ... Familiar with wireless communication standards (Bluetooth, 3G/4G/5G, Wi-Fi, SINCGARS, MUOS, etc.

Lead DSP Engineer, EW

Costa Mesa, CA

$153K - $179K/yr

Participate in the maturation of RF systems into deployable systems and products REQUIRED ... Familiar with wireless communication standards (Bluetooth, 3G/4G/5G, Wi-Fi, SINCGARS, MUOS, etc.

ENGINEER-EQUIPMENT - II

Irvine, CA · On-site

$60 - $70/hr

... 4G and 5G network infrastructure. You will be responsible for ordering and tracking network ... Coordinate with cross-functional teams including RF Design, Real Estate, Construction, and System ...

... 4G/5G cell networks. The Connectivity team is responsible for performing technical due diligence ... Calculate RF link budgets, assess risk of lost links and commensurate fallback solutions, and ...

Sr. Modem Systems Engineer, Amazon Leo

San Diego, CA · On-site

$110K - $151K/yr

... RF standards in cellular (4G/5G), WiMAX, 802.11ad, microwave backhaul, DVB-S2 / DVB-C, OR similar ... Electrical Engineering or Communications Systems - Good analytical, problem solving and ...

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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 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:
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.
Sr Engineers, Systems Design

Sr Engineers, Systems Design

T-Mobile

Concord, CA • On-site

$184K - $189K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 20 days ago


T-Mobile rating

7.3

Company rating: 7.3 out of 10

Based on 638 frontline employees who took The Breakroom Quiz

43rd of 80 rated telecommunications companies


Job description

At T-Mobile, we invest in YOU! Our Total Rewards Package ensures that employees get the same big love we give our customers. All team members receive a competitive base salary and compensation package - this is Total Rewards. Employees enjoy multiple wealth-building opportunities through our annual stock grant, employee stock purchase plan, 401(k), and access to free, year-round money coaches. That's how we're UNSTOPPABLE for our employees!
T-Mobile is America's supercharged Un-carrier, delivering an advanced 4G LTE and transformative nationwide 5G network that will offer reliable connectivity for all. Senior Engineers Systems Design in Concord, CA, will be responsible for the design, planning and optimization of 4G/5G networks for T-Mobile USA.
Position duties and responsibilities include, but are not limited to:
  • Provide guidelines on design, planning, capacity management, and deployment of GSM, UMTS, LTE and NR networks for the Field.
  • Develop national or regional standards, documents, processes, and practices.
  • Conduct and manage design reviews and operation reviews with all markets in the region.
  • Perform 5G designs for the region and will support new technology market launch.
  • Develop regional standards, documents, processes, and practices that provide details on a variety of RF engineering topics that will be used by regions and markets.
  • Drive consistency across multiple planning tools and address data integrity issues across planning and deployment databases.
  • Interpret technical specifications in accordance with Wireless industry standards, including 3GPP, ITUT, IETF, and ANSI, in order to establish wireless network designs and provide technical leadership for LTE/5G network architecture and protocols as well as future technologies roadmap.
  • Telecommuting is permitted, but applicant must work from the worksite location at least 3-4 days per week. 5% of national travel is required for meetings at the office location. No additional national or international travel is anticipated.

Skill requirements:
  • (1) Utilizing RF propagation principles, cellular theory, RF engineering tools and antenna theory;
  • (2) Utilizing 3G/LTE RAN structure and Radio network performance KPIs (Accessibility, Retainability, Usage, and Mobility), performing L3 analysis, and SON related features and functionality;
  • (3) Utilizing Ericsson platforms, including 2G, 3G & LTE OSS, as well as Ericsson AMOS commands;
  • (4) Managing VoLTE Optimization/Performance, including the implementation of SIP messaging utilizing Ericsson's advanced features and Special Event management;
  • (5) Creating RAN report ICSU/GPEH/ UEH/UETR/CTR Trace analysis of networks, encompassing features from multiple Ericsson releases;
  • (6) Utilizing different vendors' small cells and NOKIA / ALU product line and inter-operability; and
  • (7) Utilizing MapInfo, Actix, and Asset to implement Ericsson EDOS tools; utilizing Excel macros and programming in SQL.

Experience and education requirements:
PRIMARY REQUIREMENTS: Master's degree in Electrical Engineering, Electronics and Telecommunication, or a related field, and 3 years of relevant work experience.
ALTERNATIVE REQUIREMENTS: Bachelor's degree in Electrical Engineering, Electronics and Telecommunication, or a related field, and 5 years of relevant work experience.
Additional:
  • At least 18 years of age
  • Legally authorized to work in the United States
  • Location: Concord, CA
  • This position is eligible for the employee referral program.

Travel:
Travel Required (Yes/No): No
DOT Regulated:
DOT Regulated Position (Yes/No): No
Safety Sensitive Position (Yes/No): No
How to apply:
  • Visit www.tmobile.jobs.
  • Create a candidate profile, and apply to REQ348361.

OTHER: Work hours: 40 hours/week. California Pay Range: $184,330.00 to $189,330.00/year.
The pay range above is the general base pay range for a successful candidate in the state listed. The successful candidate's actual pay will be based on various factors, such as work location, qualifications, and experience.
At T-Mobile, employees in regular, non-temporary roles are eligible for an annual bonus or periodic sales incentive or bonus, based on their role. Most Corporate employees are eligible for a year-end bonus based on company and/or individual performance and which is set at a percentage of the employee's eligible earnings in the prior year. Certain positions in Customer Care are eligible for monthly bonuses based on individual and/or team performance, while Retail and Business Sales roles are eligible for monthly or quarterly sales incentives. And since we are ALL owners, EVERY employee at T-Mobile is eligible for an Annual Stock Grant. For information about T-Mobile's amazing benefits, check out https://careers.t-mobile.com/.
Candidate's pay will be based on various factors, such as work location, qualifications, and experience. At T-Mobile, employees in regular, non-temporary roles are eligible for an annual bonus or periodic sales incentive or bonus, based on their role. Most Corporate employees are eligible for a year-end bonus based on company and/or individual performance and which is set at a percentage of the employee's eligible earnings in the prior year. Certain positions in Customer Care are eligible for monthly bonuses based on individual and/or team performance.
At T-Mobile, our benefits exemplify the spirit of One Team, Together! A big part of how we care for one another is working to ensure our benefits evolve to meet the needs of our team members. Full and part-time employees have access to the same benefits when eligible. We cover all of the bases, offering medical, dental and vision insurance, a flexible spending account, 401(k), employee stock grants, employee stock purchase plan, paid time off and up to 12 paid holidays - which total about 4 weeks for new full-time employees and about 2.5 weeks for new part-time employees annually - paid parental and family leave, family building benefits, back-up care, enhanced family support, childcare subsidy, tuition assistance, college coaching, short- and long-term disability, voluntary AD&D coverage, voluntary accident coverage, voluntary life insurance, voluntary disability insurance, and voluntary long-term care insurance. We don't stop there - eligible employees can also receive mobile service & home internet discounts, pet insurance, and access to commuter and transit programs! To learn about T-Mobile's amazing benefits, check out www.t-mobilebenefits.com.
Never stop growing!
As part of the T-Mobile team, you know the Un-carrier doesn't have a corporate ladder-it's more like a jungle gym of possibilities! We love helping our employees grow in their careers, because it's that shared drive to aim high that drives our business and our culture forward. By applying for this career opportunity, you're living our values while investing in your career growth-and we applaud it. You're unstoppable!
T-Mobile USA, Inc. is an Equal Opportunity Employer. All decisions concerning the employment relationship will be made without regard to age, race, ethnicity, color, religion, creed, sex, sexual orientation, gender identity or expression, national origin, religious affiliation, marital status, citizenship status, veteran status, the presence of any physical or mental disability, or any other status or characteristic protected by federal, state, or local law. Discrimination, retaliation or harassment based upon any of these factors is wholly inconsistent with how we do business and will not be tolerated.
Talent comes in all forms at the Un-carrier. If you are an individual with a disability and need reasonable accommodation at any point in the application or interview process, please let us know by emailing ApplicantAccommodation@t-mobile.com or calling 1-844-873-9500. Please note, this contact channel is not a means to apply for or inquire about a position and we are unable to respond to non-accommodation related requests.

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