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Rf Engineer Jobs in O Fallon, MO (NOW HIRING)

AION Biosciences

MRI Engineer

Saint Louis, MO · On-site

The role As an MRI Engineer at AION, you will: * Design and build custom MRI hardware for ... Design, fabricate, and test RF coils, gradient systems, low-field magnet assemblies, shielding ...

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Rf Engineer information

See O Fallon, MO salary details

$34.6K

$110.1K

$171.2K

How much do rf engineer jobs pay per year?

As of Aug 30, 2026, the average yearly pay for rf engineer in O'Fallon, MO is $110,087.00, according to ZipRecruiter salary data. Most workers in this role earn between $91,200.00 and $130,000.00 per year, depending on experience, location, and employer.

What is an RF engineer?

RF Engineers, or Radio Frequency Engineers, are professionals who design, implement, and maintain systems that transmit or receive radio waves. They work with wireless communication systems, including cellular networks, Wi-Fi, satellite, and broadcasting technologies. Their responsibilities include optimizing signal strength, troubleshooting interference issues, and ensuring regulatory compliance. RF Engineers use specialized software and testing equipment to analyze and improve network performance. They are essential in industries such as telecommunications, aerospace, and defense.

What does an RF engineer do?

A radio frequency (RF) engineer's primary responsibilities are to collect data, research radio frequency, and analyze gathered information to improve radar design. Your duties have you working with intelligence sensors, surveillance radars, cellular components, over-the-horizon radar, and radio waves. You design modules and switches to improve how the electronics transmit and perform surveys and installations. You take measurements of electromagnetic emissions, install equipment, test your designs, and troubleshoot and debug to improve the radio frequency and speed. RF engineers often coordinate with technicians and other engineers to cover multiple data sites.

What are the key skills and qualifications needed to thrive as an RF engineer?

To thrive as an RF Engineer, you need a solid background in electrical engineering, RF circuit design, and signal processing, often supported by a relevant degree. Familiarity with tools such as spectrum analyzers, network analyzers, simulation software (like HFSS or ADS), and certifications such as FCC or amateur radio licenses are commonly required. Strong problem-solving skills, attention to detail, and effective teamwork help set top performers apart in this field. These skills and qualifications are crucial for designing, testing, and optimizing wireless communication systems to ensure reliable and efficient performance.

What are some typical challenges an RF engineer might face when working on wireless network deployments?

RF Engineers often encounter challenges such as signal interference, environmental obstacles, and fluctuating network demands. Dealing with interference from both internal and external sources requires careful planning, site surveys, and frequent optimization. Additionally, working in multidisciplinary teams with network architects, field technicians, and software engineers is common, requiring strong communication skills to coordinate solutions. Keeping up-to-date with evolving wireless standards and technologies is also essential for success in this role.

What is the difference between Rf Engineer vs Wireless Communications Engineer?

AspectRf EngineerWireless Communications Engineer
Required CredentialsBachelor's in Electrical Engineering, RF certificationsBachelor's in Electrical/Communications Engineering, RF certifications
Work EnvironmentDesign, testing, and optimization of RF systemsDevelopment and deployment of wireless communication systems
Industry UsageTelecom, aerospace, defenseTelecom, mobile networks, IoT

RF Engineers focus on designing and testing RF components and systems, while Wireless Communications Engineers work on developing and implementing wireless network solutions. Both roles require similar technical skills and certifications, often overlap in industry applications, but differ in their specific focus areas within wireless technology.

Is RF engineering in demand?

RF engineering is in demand due to the growth of wireless communication, 5G networks, and satellite technology. RF engineers with skills in signal processing, antenna design, and RF testing are sought after in telecommunications, aerospace, and defense industries.

What is the average salary of a radio frequency engineer?

The average salary of a radio frequency (RF) engineer in the United States is approximately $100,000 to $120,000 per year, depending on experience, location, and certifications. Entry-level positions typically start around $70,000, while experienced engineers with specialized skills can earn over $150,000 annually.
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The most popular types of Rf Engineer jobs in O'Fallon, MO are:

What cities near O'Fallon, MO are hiring for Rf Engineer jobs?

Cities near O'Fallon, MO with the most Rf Engineer job openings:

Rf Engineer jobs near you
Infographic showing various Rf Engineer job openings in O'Fallon, MO as of August 2026, with employment types broken down into 87% Full Time, 9% Part Time, and 4% Contract. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution, with an average salary of $110,087 per year, or $52.9 per hour.

Lead RF Engineer - Aperture Architect

Berkeley, MO • On-site

Boeing
Aviation • 10K+ employees

8.5

Company rating: 8.5 out of 10

Based on 614 frontline employees who took The Breakroom Quiz

32nd of 545 rated manufacturers

People enjoy working here

Good employer

Recommended by students

Learn more about Boeingexternal

Full-time

Medical, Life, Retirement

Re-posted 23 days ago

Job description

Lead RF Engineer - Aperture Architect
Company:
The Boeing Company
Boeing Defense, Space & Security is seeking a Lead RF Engineer - Aperture Architect to serve as the engineering lead for the antennas and apertures on a major air proprietary program.
As the Lead RF Engineer - Aperture Architect, you will provide technical leadership and drive technical execution in the development of advanced RF antennas that balance performance across sensing, structural, and low observable requirements. You will be the technical lead for a team of engineers designing and integrating modern RF apertures and antennas. You will work with the IPT leader and IPT Chief Engineer to ensure the team produces a compliant system design.
Position Responsibilities:
  • Drives technical excellence throughout all aperture design activities
  • Provides technical leadership and ensures use of best practices across programs
  • Provides oversight and approval of technical approaches, products, and processes.
  • Works closely with program managers, program chief engineers, and other Boeing teams to ensure mission success and prompt resolution of anomalies
  • Provides mentoring and coaching to other aperture design engineers
  • Captures lessons learned and best practices for implementation on future programs
  • Resolves complex problems impacting completion of program milestones

Basic Qualifications (Required Skills and Experience):
  • Bachelor of Science degree in Engineering (with a focus in Electrical, Mechanical or Aeronautical), Computer Science, Data Science, Mathematics, Physics, Chemistry or non-US equivalent qualifications directly related to the work statement
  • 14+ years of related work experience and a bachelor's degree or an equivalent combination of related work experience and technical education
  • Experience in leading the integration of RF apertures into air vehicles
  • Experience with Computational Electromagnetics Modeling
  • Experience with structural design practices
  • Experience with low observable design practices

Preferred Qualifications (Desired Skills and Experience):
  • Master of Science degree in Engineering, Computer Science, Data Science, Mathematics, Physics, Chemistry or non-US equivalent qualifications directly related to the work statement
  • Experience with Model Based Systems Engineering in the Cameo/MSOSA suite
  • Experience working in a lead role responsible for planning, organizing, and leading personnel to solve complex technical problems
  • Experience leading antenna or RF aperture design studies
  • Experience developing solutions to a wide range of complex technical problems, requiring reconciling multiple complex requirements
  • Experience providing technical and leadership skills mentoring to early career engineers
  • Experience with Earned Value Management to support the IPT Lead in managing team scope and progress

Conflict of Interest:
Successful candidates for this job must satisfy the Company's Conflict of Interest (COI) assessment process.
Signing Bonus:
Potential signing bonus for eligible/qualified external candidates.
Relocation:
This position offers relocation based on candidate eligibility. Note: Basic relocation will be offered for eligible internal candidates.
Drug Free Workplace:
Boeing is a Drug Free Workplace (DFW) where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.
The Boeing 401(k) helps you save for your future, with contributions from Boeing that can help you grow your retirement savings. Our best-in-class retirement benefit features:
  • Best in class 401(k) plan: we'll match your contributions dollar for dollar, up to 10% of eligible pay with Immediate 100% vesting
  • Student Loan Match: The Boeing 401(k) Student Loan Match allows eligible enrolled U.S. employees to have their qualified student loan debt payments counted, along with any match-eligible contributions they make, for purposes of determining the Company Match to employees' Boeing 401(k) accounts.

Pay & Benefits:
At Boeing, we strive to deliver a Total Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include competitive base pay and variable compensation opportunities.
The Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work.
The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, and the applicability of collective bargaining agreements.
Pay is based upon candidate experience and qualifications, as well as market and business considerations.
Summary pay range:
$164,900-$223,100
Language Requirements:
Not Applicable
Education:
Bachelor's Degree or Equivalent
Relocation:
This position offers relocation based on candidate eligibility.
Export Control Requirement:
This is not an Export Control position.
Safety Sensitive:
This is not a Safety Sensitive Position.
Security Clearance:
This position requires a current Tier 5 (T5), formerly known as a Single Scope Background Investigation (SSBI) (U.S. Citizenship required) or requires candidate agreed to enter a Continuous Evaluation program.
Visa Sponsorship:
Employer will not sponsor applicants for employment visa status.
Contingent Upon Award Program
The position is contingent upon program award
Shift:
Shift 1 (United States of America)
Stay safe from recruitment fraud! The only way to apply for a position at Boeing is via our Careers website. Learn how to protect yourself from recruitment fraud - Recruitment Fraud Warning
Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.
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At Boeing, we are all innovators on a mission to connect, protect, explore and inspire. From the sea bed to outer space, you'll learn and grow, contributing to work that shapes the world. Find your future with us.

Industry

Aviation and aerospace product and parts manufacturing

Company size

10,000+ Employees

Headquarters location

Chicago, IL, US

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