Radio Frequency (RF) Engineer

STS Technical Services is hiring a Radio Frequency (RF) Engineer in Westminster, Colorado. Position Summary Our client is seeking a highly skilled RF Engineer to join their manufacturing team. In this role, you will be responsible for RF circuits, modules, and systems across all phases of the development process. The ideal candidate will be proficient in board-level schematic design and PCB layout of RF circuits, system-level communications concepts such as link budgets and modulation schemes, and end-to-end RF product development. This position includes extensive work on phased array communication systems, including RF front ends, frequency converters and synthesizers, filters, beamformers, power dividers, and phased array antennas. The successful candidate will also deliver engineering design reviews to customers and executives, and contribute to proposal-writing efforts, making strong written and verbal communication skills essential. Key Responsibilities Design, analyze, and test RF circuits, modules, and systems from concept through production

Develop board-level schematics and PCB layouts for RF circuits

Apply system-level communications concepts, including link budgets and modulation schemes

Work on phased array communication systems: RF front ends, frequency converters, filters, beamformers, and antennas

Present engineering design review materials to customers and executive leadership

Contribute to proposal-writing efforts to support new business opportunities

Required Qualifications

Bachelor of Science (BS) degree in Electrical Engineering (EE) from an accredited institution; Master of Science (MS) preferred

Minimum of 9 years of industry experience in design and analysis of RF electronics and systems

Expert proficiency with simulation tools such as CST and ADS, and EDA tools such as Altium

Extensive hands-on experience with lab instruments including vector network analyzers, spectrum analyzers, signal generators, and oscilloscopes

Excellent written and verbal communication skills

Preferred Qualifications

Proficiency in Python or other programming languages

Aerospace electronics design, development, and qualification experience

Familiarity with worst-case circuit analysis, failure mode and criticality analyses, and reliability analysis

Antenna design experience

EMI/EMC design and mitigation expertise

About STS Technical Services STS Technical Services is a Top 100 Staffing Firm that partners with some of the largest names in aerospace, defense, manufacturing, and industrial industries. Our recruitment teams connect highly skilled professionals with exciting opportunities across the United States. We care about your career and will do everything possible to support your success. #IndeedSTS