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Freelance Rf Filter Design Engineer Jobs in Batavia, IL

NEOTech

Design Engineer III (24903)

Naperville, IL · On-site

$100K - $115K/yr

We are seeking an experienced RF Designer to lead the design, development, and validation of high ... Bachelor's or Master's degree in Electrical Engineering or related field * 8+ years of experience ...

Actalent

Fpga Design Engineer

Schaumburg, IL · On-site

$55 - $80/hr

FPGA Design Engineer We are seeking a skilled FPGA Design Engineer to join a leading defense ... Collaborate with cross-functional engineering teams, including RF, systems, hardware, and firmware.

Northrop Grumman

FPGA Design Engineer

Rolling Meadows, IL · On-site

$96K - $144K/yr

... wave RF. By joining us, you'll work on projects that help safeguard our nation related to land ... The FPGA Design Engineer role involves full life-cycle product development from system concept and ...

Jump Trading

Digital Modem Engineer

Chicago, IL · On-site

$150K - $250K/yr

Transmit and receive pulse shaping digital filter design * Symbol rate throughput, latency, and ... Familiarity with Radio Frequency (RF) and microwave components: oscillators, mixers, attenuators ...

Fermilab

LLRF FPGA Design Engineer

Batavia, IL · On-site

$111K - $146K/yr

Fermilab seeks a highly motivated LLRF System Design Engineer in the Accelerator Division RF Department's Low-Level RF Group to support operating systems in the Booster Synchrotron and new ...

Fermilab

Jr. ASIC Design Engineer

Batavia, IL · On-site

$70K - $93K/yr

Performing a leading role in Analog and RF ASIC design projects, while being able to contribute ... Bachelor's degree in an applicable Engineering discipline from an ABET accredited institution.

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Showing results 21-40

All JobsRf Filter Design Engineer JobsFreelance Rf Filter Design Engineer JobsFreelance Rf Filter Design Engineer Jobs in Batavia, IL

Freelance Rf Filter Design Engineer information

See Batavia, IL salary details

$37.7K

$120K

$186.6K

How much do freelance rf filter design engineer jobs pay per year?

As of Sep 5, 2026, the average yearly pay for freelance rf filter design engineer in Batavia, IL is $119,963.00, according to ZipRecruiter salary data. Most workers in this role earn between $99,400.00 and $141,700.00 per year, depending on experience, location, and employer.

What does a freelance RF filter design engineer do?

A Freelance RF Filter Design Engineer specializes in designing, developing, and testing radio frequency (RF) filters that are used to allow or block specific frequency signals in electronic devices. They work independently or on contract to provide custom solutions for clients in telecommunications, aerospace, defense, and consumer electronics. Their role typically involves circuit simulation, schematic design, prototyping, and ensuring that filters meet technical requirements for performance and reliability. Freelance engineers often offer flexibility and specialized expertise for companies needing short-term or project-based RF filter development.

What are the key skills and qualifications needed to thrive as a freelance RF filter design engineer?

To thrive as a Freelance RF Filter Design Engineer, you need a solid background in electrical engineering, strong understanding of RF principles, and experience in filter design, typically supported by a relevant engineering degree. Proficiency with simulation tools like ADS, HFSS, or CST, and familiarity with PCB design software are commonly required, along with knowledge of relevant industry standards. Excellent problem-solving, communication, and time management skills help set candidates apart, especially when working with remote clients or multidisciplinary teams. These capabilities ensure precise, efficient filter designs that meet client specifications and project deadlines in a competitive market.

How do freelance RF filter design engineers typically collaborate with clients and other engineers during a project?

Freelance RF Filter Design Engineers often work remotely, using digital communication tools to collaborate with clients, project managers, and sometimes other engineering specialists. They typically participate in virtual meetings to discuss specifications, share design progress, and address technical challenges. Providing regular updates and detailed documentation is essential, as is being responsive to feedback and design revisions throughout the project. Clear communication and efficient use of simulation and CAD tools help ensure the final filter meets performance and integration requirements.

What is the difference between Freelance Rf Filter Design Engineer vs RF Circuit Design Engineer?

AspectFreelance Rf Filter Design EngineerRF Circuit Design Engineer
CredentialsTypically requires RF engineering certifications, specialized training in filter designRequires RF engineering degrees, certifications, and circuit design expertise
Work EnvironmentIndependent, project-based, often remoteIn-house or consulting, team-based environments
Industry UsageUsed in telecommunications, aerospace, defense for custom filter solutionsApplied across wireless, consumer electronics, and communication systems

While both roles involve RF engineering, a Freelance Rf Filter Design Engineer specializes in designing RF filters independently for various clients, focusing on custom solutions. An RF Circuit Design Engineer has a broader scope, working on various RF circuits within a company or project team. The freelance role offers flexibility and specialization, whereas the RF Circuit Design Engineer typically works within structured teams on diverse RF projects.

What are the most commonly searched types of Rf Filter Design Engineer jobs in Batavia, IL?

The most popular types of Rf Filter Design Engineer jobs in Batavia, IL are:

What job categories do people searching Freelance Rf Filter Design Engineer jobs in Batavia, IL look for?

The top searched job categories for Freelance Rf Filter Design Engineer jobs in Batavia, IL are:

What cities near Batavia, IL are hiring for Freelance Rf Filter Design Engineer jobs?

Cities near Batavia, IL with the most Freelance Rf Filter Design Engineer job openings:

Freelance Rf Filter Design Engineer jobs near you

Design Engineer III (24903)

NEOTech

Naperville, IL • On-site

$100K - $115K/yr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 23 days ago

Key responsibilities

  • Design and develop RF and microwave circuits including amplifiers, filters, mixers, oscillators, and antennas

  • Perform schematic capture, simulation, and layout of high-frequency PCBs

  • Develop RF test plans and perform lab validation using VNAs, spectrum analyzers, and signal generators

Job description

We are seeking an experienced RF Designer to lead the design, development, and validation of high-frequency circuits and systems for demanding applications including aerospace, defense, industrial, and medical products. This role requires deep expertise in RF/microwave design, PCB materials, and system integration, along with the ability to work in a customer-facing environment.
Key Responsibilities
  • Design and develop RF and microwave circuits including amplifiers, filters, mixers, oscillators, and antennas
  • Perform schematic capture, simulation, and layout of high-frequency PCBs
  • Select and apply advanced RF materials (e.g., Rogers laminates such as RO4350B, RO4003C, RT/duroid series)
  • Conduct RF simulation using tools such as:
    • Keysight ADS
    • Ansys HFSS
    • Cadence AWR Microwave Office
  • Optimize impedance matching, signal integrity, and EMI/EMC performance
  • Develop RF test plans and perform lab validation using VNAs, spectrum analyzers, and signal generators
  • Collaborate with PCB layout, mechanical, and manufacturing teams to ensure design for manufacturability (DFM/DFA)
  • Interface directly with customers to define requirements, present designs, and support technical reviews

Support prototype builds, troubleshooting, and production ramp-up
Required Qualifications
  • Bachelor's or Master's degree in Electrical Engineering or related field
  • 8+ years of experience in RF/microwave design
  • Strong understanding of transmission lines, impedance matching, S-parameters, and EM theory
  • Hands-on experience with RF test equipment (VNA, spectrum analyzer, power meters)
  • Experience designing multilayer RF PCBs and working with controlled impedance structures
  • Familiarity with high-frequency PCB materials and stack-up design

Preferred Qualifications
  • Experience with mmWave or high-frequency (>10 GHz) designs
  • Knowledge of hermetic and high-reliability packaging techniques
  • Experience with LTCC, hybrid circuits, or module-level RF design
  • Familiarity with military and aerospace standards (MIL-STD, IPC Class 3)
  • Experience designing for harsh environments (temperature, vibration, radiation)

Key Skills
  • RF circuit simulation and modeling
  • Signal integrity and power integrity analysis
  • PCB layout guidance for RF performance
  • Debugging and root cause analysis
  • Strong communication and customer interaction skills

Due to ITAR and / or CUI compliance, this position requires candidates to be a U.S. Citizen.
Benefits Offered: Comprehensive benefit package including medical, dental and vision coverage; company-paid basic life/AD&D insurance, short-term and long-term disability insurance; voluntary supplemental insurances, flexible spending accounts and employee assistance program (EAP). Sick Leave, Vacation Time, and company-paid Holidays are also provided as paid time off. NEOTech also provides a 401(k) Retirement Savings Plan option with a company match.
NEOTech is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex including sexual orientation and gender identity, national origin, disability, protected Veteran status, or any other characteristic protected by applicable federal, state, or local law.
NEOTech has a long-standing commitment to maintaining a safe, quality-oriented and productive work environment. We also want all employees to perform their duties safely and efficiently, in a manner that protects their interests and those of their co-workers. We recognize that alcohol and drug abuse pose a threat to the health and safety of NEOTech employees and to the security of the Company's equipment and facilities. For these reasons, NEOTech is committed to the elimination of drug and alcohol use and abuse in the workplace. Candidates being considered for hire must pass a pre-employment background check and drug test which include screening for illegal drugs and marijuana.

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