RF Engineer, Mid-Level

RF Engineer, Mid-Level

Sim Tech, Inc., recognized as one of the 2026 Best Places for Working Parents
, is seeking a RF Engineer, Mid-Level to join our dynamic and diverse team in Huntsville, AL. This is an upcoming opening with opportunities for growth and professional development.

Sim Tech offers a market leading compensation package with excellent benefits, work/life balance, outstanding retirement plan, career advancement and much more.

The RF Engineer, Mid-Level is responsible for the design, development, integration, testing, and evaluation of advanced RF and microwave systems supporting sensor, seeker, and signal generation applications.

• Support the characterization, analysis, and development of RF signal generation systems and RF/microwave technologies.
• Design, develop, and evaluate RF and microwave systems, subsystems, and hardware components for sensor and seeker applications.
• Perform RF system analysis, modeling, prototyping, integration, and testing throughout the product development lifecycle.
• Develop and validate RF hardware designs including amplifiers, filters, mixers, oscillators, frequency conversion circuits, and related microwave components.
• Conduct laboratory testing and performance characterization of RF/microwave hardware and systems.
• Utilize RF test equipment including Vector Network Analyzers (VNA), Spectrum Analyzers, Signal Generators, Oscilloscopes, and Power Meters to evaluate system performance.
• Perform antenna and system characterization testing within anechoic chamber environments.
• Collect, reduce, and analyze laboratory and field test data to evaluate system performance and identify areas for improvement.
• Compare measured performance data against theoretical predictions, simulations, and system requirements.
• Troubleshoot RF hardware, test configurations, and integration issues to determine root causes and implement corrective actions.
• Support system integration activities and collaborate with multidisciplinary engineering teams including systems, software, mechanical, and test engineers.
• Prepare technical reports, test procedures, engineering analyses, and design documentation.
• Participate in design reviews and provide recommendations to improve system performance, reliability, and manufacturability.
• Support customer demonstrations, field test events, and program reviews as required.
• Other responsibilities as assigned.

• Bachelor of Science degree in Electrical Engineering, Computer Engineering, Physics, or a related technical discipline.
• Minimum of 5 years of experience in RF, microwave, radar, communications, electronic warfare, or related engineering fields.
• Comprehensive knowledge of RF and microwave theory, components, circuits, and system architectures.
• Experience designing, developing, integrating, and testing RF/microwave hardware and systems.
• Experience utilizing RF test equipment including Vector Network Analyzers, Spectrum Analyzers, Signal Generators, Oscilloscopes, and related instrumentation.
• Experience performing RF measurements and analyzing parameters such as gain, insertion loss, return loss, noise figure, dynamic range, and frequency response.
• Familiarity with laboratory testing, data collection, and performance analysis techniques.
• Ability to interpret technical specifications, engineering drawings, and test results.
• Strong analytical, troubleshooting, and problem-solving skills.
• Excellent written and verbal communication skills.
• Ability to work independently and collaboratively in laboratory and field test environments.
• U.S. Citizenship with Active Secret Security clearance and ability to maintain the designated security clearance level is required.

Employees in these positions will function in a general office/cubicle setting environment, and laboratory/testing setting using standard office equipment and various electronic testing equipment, including a computer, telephone, printers, video equipment, computer software, and testing equipment. Will interact in a general office setting environment with various personnel; participate in meetings and contribute to team success; deliver timely results and produce reports;

receive and communicate information; may include telework. May function in a specialized laboratory/testing environment using electronic testing equipment, computer software, and complex systems. May move and test equipment of various weights. Laboratory environment may…