RF Design Engineer III

## Company Description 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. ## Job Description 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 ## Qualifications - 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 ## Additional Information 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 7/31/26.