RF Design Engineer III

Join SEAKR Engineering, a leading-edge provider of advanced electronics for space applications. Pushing the boundaries of technology on a mission to change the world for the better from space. Seeking a talented and highly motivated RF Design Engineer that will contribute to the development of electronic radio-frequency systems for space vehicle applications. The RF Engineer 3 will: Design front-end RF signal-chain circuits and assemblies for space vehicle communication and signal analysis systems using filters, amplifiers, mixers, couplers, impedance matching networks, and related components Design stable, low-phase noise oscillators and distribution networks Design RF digitizer circuits and assemblies using multi-GSPS ADC/DAC components Cooperate with project teams over the course of RF system development to establish technical requirements, perform system trade studies, conduct design reviews, and track delivery schedule Collaborate with RF group members and other SEAKR engineers to ensure that all multidisciplinary requirements can be satisfied in the assigned designs Create engineering documentation according to SEAKR’s workflow Support PCB layout engineers to ensure circuit boards will meet RF performance requirements Verify design performance with systematic laboratory measurements of engineering models Perform worst case RF circuit analysis following SEAKR procedures Assist in troubleshooting questionable RF hardware identified during test Effectively balance time spent on multiple concurrent assignments Provide training and guidance to less experienced RF engineers at SEAKR Collaborate with RF Engineering Group to improve hardware development processes Create clear reports and deliver summary presentations to product and project leadership BSEE or equivalent university degree Understanding of RF circuit theory, including transmission line propagation and coupling Understanding of oscillator and clock circuit operation and key performance parameters Understanding of RF circuit and signal characterization and key performance parameters: S ij, Z ij, Return Loss, Insertion Loss, SNR, SINAD, SFDR, ENOB, IMD3, NPR, and Noise Figure Understanding of printed circuit board fabrication and automated assembly processes Skills in schematic capture (Siemens Xpedition tools preferred) Skills in RF design and analysis using commercial EDA tools (Cadence/AWR Microwave Office or Keysight ADS preferred) Experience in 3D EM field modeling with CAD tools (Ansys SIwave & HFSS preferred) Experience in RF component and circuit verification measurements using multi-GHz VNAs, Spectrum Analyzers, Vector Signal Analyzers, Vector Signal Sources, and/or Phase Noise Analyzers Experience designing front-end RF receiver and transmitter circuits Experience designing oscillator and distribution circuits with low phase noise Experience in RF circuit board layout and transmission line design Experience working in collaborative design where success depends on collective efforts Excellent communication skills Experience in presenting briefings to internal project teams Understanding of sampling and signal processing in digital RF systems is a plus Compensation: Base salary range is $100,000-130,000/year, depending on qualifications. SEAKR has very rich medical, dental and vision insurance plans, along with a generous 401(k) retirement plan. In addition to base salary, employees are eligible for a year-end bonus. SEAKR offers a variety of paid leave, such as vacation, sick, bereavement, and FMLA. SEAKR is an Equal Opportunity Employer - All your information will be kept confidential according to EEO guidelines. US Citizenship Required Applications will be accepted until 8/14/26.