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Senior RF MMIC Design Engineer - Peachtree Corners, GA

Mercury Systems
paid holidays, tuition reimbursement, 401(k), retirement plan, relocation assistance
United States, Georgia, Peachtree Corners
Sep 25, 2025
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Senior RF MMIC Design Engineer
#25-406 | Posted 09/25/2025
Multiple Locations
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Job Description

Job Summary
The Signal Processing business unit at Mercury Systems is seeking a Sr. RF MMIC Design Engineer to join a very collaborative team developing sophisticated technology for the aerospace and defense industry. The successful candidate will be responsible for designing and testing RF MMIC devices such as amplifiers, filters, switches, mixers, that operate from HF through V band. The ideal candidate has significant design experience with both GaAs and GaN processes, and has successfully taken designs from prototype through production.



Essential Duties and Responsibilities:



  • Design RF monolithic microwave integrated circuit components on GaAs and GaN processes
    Uses RF simulation tools (such as AWR) to model and layout MMIC components
  • Uses CAD tools to design printed circuit boards and packaging for evals and modules
  • Work with semiconductor foundries to submit design documentation, and ensure compliance with all design rules
  • Conducts manual and automated performance tests at the component-level to characterize RF semiconductor components
  • Develops understanding of operation, construction, and behavior of RF MMIC components
  • Work with customers to synthesize requirements, proposal writing, and project planning activities


Required Qualifications:



  • Ideally a Bachelors degree in Electrical Engineering. Masters degree preferred
  • Ideally 4+ years of work experience with component-level RF IC design
  • Strong knowledge of RF circuit fundamentals and design techniques
  • Experience with Cadence AWR EM modeling tools
  • Ability to use test equipment including vector network analyzers, RF signal generators, spectrum analyzers in applications up to 50 GHz
  • Understanding of basic RF measurements such as Noise Figure, Intermodulation distortion, switching speed, etc.
  • Ability to communicate clearly with co-workers and customers
  • Ability to obtain a department of defense security clearance. US Citizenship is required.


Preferred Qualifications:



  • Strong knowledge of RF circuit fundamentals and design techniques
  • Experience planning, and executing development projects as the technical lead
  • Ability to instruct and guide technicians and assemblers in implementing RF assemblies
  • Experience with aerospace and defense markets, including EW and SIGINT applications
  • Familiar with automated test software applications such as LabView and Python
  • Experience with GaN power amplifier design, characterization, and packaging


Location:



  • This position is an on-site position at Mercury Systems Peachtree Corners, GA or Marriottsville, MD location.
  • Relocation assistance is not available for this position.

Additional Information

Mercury considers a variety of factors to determine individual base salary offers to candidates, including:



* the role and related responsibilities;

* prior work experience;

* education, training, skills and certifications;

* internal equity with others employed by Mercury in similar roles;

* geographic location; and

* alignment with market data.


In addition to base salary, Mercury provides a variety of benefits for team members including:


* bonus opportunities (or special incentives for sales positions);

* health, life and disability insurance;

* company-paid holidays and time off;

* 401(k) retirement plan;

* discounted employee stock purchase plan;

* tuition reimbursement; and

* access to professional development and personal wellness platforms including LinkedIn Learning, Headspace, Aaptiv and Virgin Pulse.


Team members at the Director or Vice President level are also eligible to receive annual stock-based awards.


Mercury offers a 9/80 alternative work schedule that provides employees more opportunity for work/ life balance (available based off location)
Why Mercury?
Why should you join Mercury Systems?

Mercury Systems is a technology company that makes the world a safer, more secure place. We push processing power to the tactical edge, making the latest commercial technologies profoundly more accessible for today's most challenging aerospace and defense missions. From silicon to system scale, Mercury enables customers to accelerate innovation and turn data into decision superiority. Headquartered in Andover, Massachusetts, Mercury employs more than 2,300 people in 24 locations worldwide. To learn more, visit mrcy.com


Our Culture


We are committed to making Mercury a great place to work, no matter where our employees are located. We offer a casual and enjoyable atmosphere that allows employees to learn and grow. We help and care for one another and work as one to achieve results for us and for our customers. We value communication and transparency, and strive to foster two-way dialogue at all levels of the organization. We are committed to lifelong learning, offering comprehensive skills training and tuition reimbursement. Whether you're just starting out on your career journey or you are an experienced professional, it's important to us that you feel recognized and rewarded for your contributions.


To find out more about Why Mercury?, or visit the Mercury Community or find answers to general questions at Mercury FAQs


Mercury Systems is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex (including pregnancy), sexual orientation, gender identity, national origin, genetic information, creed, citizenship, disability, protected veteran or marital status.


As an equal opportunity employer, Mercury Systems is committed to a diverse workforce. In order to ensure reasonable accommodation for individuals protected by Section 503 of the Rehabilitation Act of 1973, the Vietnam Veterans' Readjustment Act of 1974, and Title I of the Americans with Disabilities Act of 1990, applicants that require accommodation in the job application process may contact the number below for assistance.


(978) 256-1300


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