RF Design Engineer III

SEAKR Engineering

$100K — $130K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • BSEE or equivalent university degree
  • Solid understanding of RF circuit theory and signal propagation
  • Familiar with oscillator and clock circuit operations
  • Skilled in RF circuit characterization metrics
  • Proficient in schematic capture, particularly Siemens Xpedition tools
  • Experience with RF design and analysis in commercial EDA tools
  • Knowledge of 3D EM field modeling using CAD tools
  • Competent with RF verification measurements hardware
  • Demonstrated experience designing RF receiver and transmitter circuits
  • Strong communication skills, particularly in presentations

Responsibilities

  • Design front-end RF signal-chain circuits for space communication systems
  • Develop stable, low-phase noise oscillators and distribution networks
  • Create RF digitizer circuits using high-speed ADC/DAC components
  • Work with project teams to define technical requirements and conduct design reviews
  • Collaborate with multidisciplinary teams to meet design requirements
  • Generate engineering documentation in accordance with company workflow
  • Support PCB layout engineers to ensure RF performance compliance
  • Verify design performance through systematic laboratory testing
  • Conduct thorough worst-case RF circuit analysis
  • Assist with troubleshooting of RF hardware issues during testing
  • Manage multiple assignments effectively
  • Provide mentorship to junior RF engineers
  • Collaborate on refining hardware development processes
  • Prepare reports and presentations for project leadership

Benefits

  • Comprehensive medical, dental, and vision insurance
  • Generous 401(k) retirement plan
  • Eligibility for year-end bonuses
  • Variety of paid leave options, including vacation and sick leave
Full Job Description
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: Sij, Zij, 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.

US Citizenship Required

Applications will be accepted until 7/31/26.

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