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Freelance Radio Frequency Rf Engineer Jobs in Chicago, IL

We are seeking a Senior RF Engineer to help create industry-leading radar and communications ... Software Defined Radio experience (ADI transceivers, Ettus, EPIQ,...) and FPGAs • Demonstrated ...

... Low Level Radio Frequency (LLRF) systems - that keep Fermilab's scientific experiments running ... What your day-to-day as an RF Controls Engineer at Fermilab will look like: • Research, design ...

Perform systems testing, verification and work to resolve issues related to new Radio product ... Experienced with different frequency bands for eg Sub6, Cmwave and Mmwave and good understanding ...

Perform systems testing, verification and work to resolve issues related to new Radio product ... Experienced with different frequency bands for eg Sub6, Cmwave and Mmwave and good understanding ...

Perform systems testing, verification and work to resolve issues related to new Radio product ... Experienced with different frequency bands for eg Sub6, Cmwave and Mmwave and good understanding ...

Perform systems testing, verification and work to resolve issues related to new Radio product ... Experienced with different frequency bands for eg Sub6, Cmwave and Mmwave and good understanding ...

Perform systems testing, verification and work to resolve issues related to new Radio product ... Experienced with different frequency bands for eg Sub6, Cmwave and Mmwave and good understanding ...

High Level RF Engineer

Batavia, IL · On-site

$88K - $116K/yr

Fermilab seeks a highly motivated Electrical Engineer in the Accelerator Division RF Department ... Knowledgeable in high frequency analog circuits hardware design including interfacing between low ...

Perform systems testing, verification and work to resolve issues related to new Radio product ... Experienced with different frequency bands for eg Sub6, Cmwave and Mmwave and good understanding ...

An RF hardware engineer responsible for owning driving improvements in the analog/RF design portions of our radio products. Core responsibilities include: Drafting and reviewing RF specifications ...

RF Engineer

Schaumburg, IL · On-site

$73K - $90K/yr

Department Overview Astro Product Development Work in a cross functional team of engineers to develop products for large business unit within Motorola Solutions * RF Block Diagram and schematic ...

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Freelance Radio Frequency Rf Engineer information

See Chicago, IL salary details

$38.1K

$121.2K

$188.5K

How much do freelance radio frequency rf engineer jobs pay per year?

As of Sep 11, 2026, the average yearly pay for freelance radio frequency rf engineer in Chicago, IL is $121,228.00, according to ZipRecruiter salary data. Most workers in this role earn between $100,400.00 and $143,200.00 per year, depending on experience, location, and employer.

What are the most commonly searched types of Radio Frequency Rf Engineer jobs in Chicago, IL?

The most popular types of Radio Frequency Rf Engineer jobs in Chicago, IL are:

What cities near Chicago, IL are hiring for Freelance Radio Frequency Rf Engineer jobs?

Cities near Chicago, IL with the most Freelance Radio Frequency Rf Engineer job openings:

Infographic showing various Freelance Radio Frequency Rf Engineer job openings in Chicago, IL as of August 2026, with employment types broken down into 87% Full Time, 8% Part Time, 4% Contract, and 1% Nights. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution, with an average salary of $121,228 per year, or $58.3 per hour.

Electrical Engineer/Radio Frequency (RF) Engineer

Des Plaines, IL • On-site

Leidos
IT Services • 10K+ employees

$69K - $125K/yr

Full-time

Medical, Retirement, PTO

Posted 21 days ago


Leidos rating

8.3

Company rating: 8.3 out of 10

Based on 153 frontline employees who took The Breakroom Quiz


Job description

Description

Leidos’ NISC IV program seeks an Electrical Engineer/Radio Frequency (RF) Engineer to support the Federal Aviation Administration (FAA) Spectrum Engineering Services Group in Chicago, Illinois.

The Spectrum Engineering Group is responsible for securing, managing, and protecting all civil aviation spectrum resources to ensure interference-free operation of FAA communications, navigation, and surveillance (CNS) systems across the National Airspace System (NAS).

The ideal candidate will have an electrical engineering degree and with at least 2 years of experience in Radio Frequency Spectrum Analysis, interference mitigation, radio direction finding, and field investigations using industry-standard text equipment. The engineer will conduct interference analysis using databases, logs, and historical patterns and conduct on-site investigations as needed. The engineer will work closely with regulatory bodies, engineering teams, and project managers to support spectrum-related initiatives across various projects to ensure mission-critical systems remain compliant and interference-free.

This position is in office in Chicago, IL with up to 50% travel as needed.

Primary Responsibilities

  • Monitor and receive reports of radio frequency interference affecting the National Air Space (NAS) operations.
  • Evaluate the urgency and impact of incoming RFI reports to prioritize responses.
  • Conduct both remote and on-site Radio Frequency Interference (RFI) investigations using historical data, databases, logs, and RF analysis tools.
  • Conduct RFI field investigation using equipment such as spectrum analyzers, direction finders, and portable antennas to pinpoint the sources of interference when a physical search is warranted.
  • Interpret technical data and apply mitigation best practices to resolve radio frequency interference issues with minimal disruption to the National Air Space (NAS) operations.
  • Coordinate and communicate with system users, engineering leads, and regional frequency managers.
  • Prepare comprehensive reports summarizing the interference issues, investigative methods used, findings, and resolutions implemented for review by senior management and other stakeholders as required.
  • Travel required for conducting on-site RFI investigations and analysis within any of the 17 states within the Central Service Area.

Required Qualifications

  • Bachelor’s degree in electrical engineering or related field with course work in electromagnetics preferred.
  • 2+ years of prior relevant experience in radio frequency (RF) engineering.
  • Proficient in the use of Microsoft Office (Word, Excel, PowerPoint).
  • Ability to learn FAA-specific software and systems.
  • Active Secret clearance or ability to obtain.
  • Must be a US citizen.

Preferred Qualifications

  • Experience with Spectrum Analyzers and Direction Finding (DF) equipment.
  • Exposure to RF modeling, frequency assignment tools, or engineering databases.
  • Experience with aeronautical maps and chart plotting.
  • Ability to interpret technical data and apply mitigation best practices to resolve RF interference issues affecting aviation systems.
  • Ability to perform Free-Space Path Loss (FSPL) calculations, Link Budgets, dBW/dBm/Watt conversions.
  • Knowledge of roles and responsibilities of spectrum management within the National Airspace System (NAS).
  • Knowledge of frequency management practices, including engineering, assignment, and protection of radio frequencies, and the National Telecommunication and Information Administration (NTIA) Redbook.
  • Knowledge of and experience with various frequency policy organizations, including National Telecommunications and Information Administration (NTIA), Interdepartmental Radio Advisory Committee (IRAC), and associated sub-committees, and the Federal Communications Commission (FCC).

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:August 21, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:Pay Range $69,550.00 - $125,725.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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About Leidos

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At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Reston, VA, US

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