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Senior Rf Engineer Jobs in Northbrook, IL (NOW HIRING)

Buckeye Mountain

Field Network Engineer

Chicago, IL

Our Senior Network Engineer provides remote engineering support; you are the technical presence and ... Configure and validate enterprise wireless access points and RF systems Documentation & Handoff

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Senior Rf Engineer information

See Northbrook, IL salary details

$60.4K

$128.5K

$186.3K

How much do senior rf engineer jobs pay per year?

As of Aug 8, 2026, the average yearly pay for senior rf engineer in Northbrook, IL is $128,454.00, according to ZipRecruiter salary data. Most workers in this role earn between $106,100.00 and $145,700.00 per year, depending on experience, location, and employer.

What does a senior RF engineer do?

A senior RF engineer designs, develops, and tests radio frequency systems and components used in wireless communication devices. They analyze signal performance, troubleshoot issues, and often use simulation tools like MATLAB or HFSS. Their role requires strong knowledge of RF principles, circuit design, and industry standards, often supported by relevant certifications and experience in a fast-paced engineering environment.

What is a senior RF engineer?

Senior RF Engineers are experienced professionals who design, implement, and optimize radio frequency (RF) systems used in telecommunications, broadcasting, and other wireless communications. They are responsible for ensuring the performance and reliability of RF networks by conducting tests, troubleshooting issues, and developing solutions to improve signal quality. Senior RF Engineers often lead project teams, mentor junior engineers, and work closely with other departments to deliver effective wireless communication solutions.

What are some common technical challenges faced by senior RF engineers, and how are they typically addressed within engineering teams?

Senior RF Engineers often encounter challenges related to signal interference, system integration, and maintaining optimal performance under real-world conditions. These issues are typically addressed through collaborative troubleshooting with cross-functional teams, such as hardware, software, and test engineers. Utilizing advanced simulation tools, performing thorough field testing, and conducting design reviews are standard practices to ensure solutions are effective and reliable. Regular knowledge sharing within the team helps in quickly resolving complex RF problems and staying updated with evolving technologies.

Is RF engineering in demand?

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

What is the difference between Senior Rf Engineer vs RF Engineer?

AspectSenior RF EngineerRF Engineer
CredentialsBachelor's or Master's in Electrical Engineering, certifications like FCC or RF-specific coursesBachelor's in Electrical Engineering or related field, some certifications beneficial
Work EnvironmentDesign, testing, and troubleshooting RF systems in labs or fieldAssist in RF system development, testing, and maintenance
ResponsibilitiesLead projects, optimize RF performance, mentor junior staffSupport RF design, perform measurements, and document results

The main difference lies in experience and responsibility level. Senior RF Engineers typically lead projects and mentor others, while RF Engineers focus on supporting design and testing tasks. Both roles require similar technical skills and certifications, but the senior position involves more leadership and strategic planning.

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

To thrive as a Senior RF Engineer, you need advanced knowledge of radio frequency theory, wireless communication systems, and a relevant engineering degree, often complemented by several years of industry experience. Familiarity with RF simulation tools (such as CST, HFSS, or ADS), network analyzers, and certifications like Certified Wireless Network Professional (CWNP) are typically required. Excellent problem-solving, analytical thinking, and effective communication skills help in troubleshooting and collaborating with cross-functional teams. These skills and qualities are vital for designing reliable RF solutions, optimizing performance, and ensuring seamless integration in complex wireless environments.
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Senior Rf Engineer jobs near you

Senior Engineer, MEMS Characterization

Knowles Corporation

Itasca, IL • On-site

$115K - $135K/yr

Other

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

Title: Senior Engineer, MEMS Characterization

Department: MEMS Engineering

Location: Itasca, Illinois


SUMMARY DESCRIPTION:

MEMS Characterization Senior Engineer will work with design, process, and failure analysis engineer on assisting characterization and failure analysis of the MEMS device, while supporting technology development, product qualifications and quality monitoring. Employee will maintain and develop new test solutions, recommend hardware requirements based on existing trends in characterization.


Responsibilities

  • Developing and maintain MEMS test solutions for production failure analysis, collaborating with design and process engineering to further characterization efforts and drive yield improvement
  • Ensuring hardware and software installations are maintained.
  • Continuous improvement of characterization capabilities collaborating with MEMS development team
  • Perform microphone, MEMS, assembly failure analysis
  • Work with design and process engineer to define characterization requirements and support execution of the characterization, including submitting work order requests and writing characterization reports.


Qualifications

  • Master of Science/Engineering in Electrical/Mechanical/Material/Physics (or related field) with 2-5 years’ experience. PhD is a plus
  • Experience in troubleshooting, debugging and with failure analysis of MEMS sensors is desired
  • Familiar with material/device characterization using optical, electrical, mechanical methods
  • Basic knowledge of acoustics and mechanics is an asset.
  • Must be a team player with good communication skill.
  • Familiar with material/device characterization using optical, electrical, mechanical methods
  • Knowledge of calibration methodologies and best practices
  • Basic knowledge of statistical analysis (JMP, MiniTab, R) is an asset
  • Reliability testing experience is an asset
  • Experience with electrical test equipment such as parameter analyzer, oscilloscope, probe station, and data acquisition system are desired
  • Experience with advanced surface science methodologies (SEM, Raman, Auger, FIB, FTIR) an asset
  • Hands on experience on developing environmental testing setup and fixtures for sensors under thermal, vibration, and electrical tests is a plus
  • Solid foundation in MEMS microphone acoustics theory, including capacitive transduction principles (Experience analyzing thin-film residual stress, mechanical-electrical sensitivity optimization, damping resistance (Skvor's formula), and high-frequency response/SNR enhancement mechanisms) is a plus
  • Proficient in finite element analysis (FEA) tools such as COMSOL Multiphysics or ANSYS for 3D MEMS microphone simulations is a plus
  • Understand the principle of dynamic system modeling and proficient in Matlab Simulink and LTSpice is a plus


COMPANY DESCRIPTION:

Knowles is a market leader and global provider of advanced micro-acoustic microphones and balanced armature speakers, audio solutions, and high performance capacitors and radio frequency ("RF") filtering products, serving the MedTech, defense, consumer electronics, electric vehicle, industrial, and communications markets. Our focus on the customer, combined with unique technology, proprietary manufacturing techniques, and global operational expertise, enables us to deliver innovative solutions across multiple applications. Knowles, founded in 1946 and headquartered in Itasca, Illinois, has approximately 7,000 employees at facilities located in 13 countries around the world. At Knowles, we are committed to engineering a better tomorrow through the actions we take on a daily basis. We believe that our focus on ethical, socially responsible, and environmentally sustainable behavior guides our decision-making processes and helps keep us accountable. Visit us at knowles.com


We are committed to providing a competitive and fair total compensation package for all employees. One element in our total compensation package is base pay. The base pay is $115,000 - $135,000 per year based on working experience. Individual compensation decisions are based on a number of factors, including but not limited to previous experience and skills acquired prior to joining us, cost of living in the assigned work location, assigned schedule, and salaries of similarly situated peers at the company. It is to be expected that candidates will come to us with different sets of skills and experiences and therefore will be paid at different points in the stated range. We recognize that the person(s) we select for hire may be less experienced or more experienced than the role as posted; if this is the case, any updates to available salary ranges will be communicated with candidates during the recruitment process.


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