{"id":3247723,"url":"https://alion.io/job/viasat-rf-engineer-frequency-synthesis","title":"RF Engineer, Frequency Synthesis","company":{"id":1758272,"name":"Viasat","domain":"viasat.com","url":"https://alion.io/company/viasat-com","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Jibe","truth_index":{"grade":"B","score":80,"open_postings":34,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":8,"computed_at":"2026-10-28T05:59:10Z"}},"role":"Hardware","role_family":"Hardware","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Tempe, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":141500,"max":224000,"currency":"USD","period":"year","gross":null,"usd_annual":224000},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-10-21T16:10:00Z","employer_posted_date":"2026-10-25","last_verified_at":"2026-10-28T19:28:55Z","board_verified":true,"closed_at":null,"days_open":7,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":7},"description":"About usOne team. Global challenges. Infinite opportunities. At Viasat, we’re on a mission to deliver connections with the capacity to change the world. For more than 35 years, Viasat has helped shape how consumers, businesses, governments and militaries around the globe communicate. We’re looking for people who think big, act fearlessly, and create an inclusive environment that drives positive impact to join our team.\nWhat you'll do\nWe are seeking an experienced RF Engineer with deep expertise in frequency synthesis to contribute to D2D and future payload architectures. This role delivers hands-on engineering in PLL design, VCO development, and low phase noise reference oscillator systems, including vendor oversight and clock distribution. The position operates with limited supervision on defined RF programs and applies strong technical judgment to ensure design, integration, and performance success.\nThe day-to-day\nDesign and develop frequency synthesis architectures, including PLLs, VCOs, and low phase noise reference oscillator subsystems\nPerform RF analysis, simulation, and validation to ensure compliance with performance requirements, including phase noise, jitter, and spectral purity\nLead schematic capture and design implementation for frequency generation and clock distribution circuits\nDefine and optimize clock distribution networks for low jitter and minimal coupling across RF subsystems\nProvide technical oversight of oscillator vendors, including specification definition, performance evaluation, and qualification\nSupport integration of RF hardware with reference oscillator systems and spacecraft subsystems\nContribute to RF architecture trade studies, particularly around frequency planning, LO generation, and phase noise optimization\nInterface with suppliers and manufacturing partners to support RF hardware production, validation, and component selection\nParticipate in RF design reviews, test readiness reviews, and anomaly resolution efforts\nIdentify RF performance risks (e.g., phase noise, spurs, coupling) and develop mitigation strategies\nThis is a site-based role, employees work 3+ days (60%+) per week from a Viasat office or work location within a standard five-day workweek.\nWhat you'll need\nBachelor’s degree in Electrical Engineering or related field, or equivalent professional experience\n8+ years of RF engineering experience supporting frequency synthesis hardware\nDemonstrated expertise in PLL design, VCO design, and reference oscillator selection/integration\nStrong experience with clocking systems, frequency generation, and signal integrity\nExperience working with vendors and manufacturing partners, including oscillator suppliers\nAbility to work independently on defined technical problems with minimal instruction\nWhat will help you on the job\nExperience supporting spacecraft or payload RF frequency generation systems\nFamiliarity with reference oscillator integration and production environments\nDeep understanding of phase noise, jitter, and frequency stability analysis\nStrong analytical skills and disciplined documentation practices\nClear communication of complex RF and frequency synthesis topics to cross-disciplinary teams\nSalary range\n$141,500.00 - $224,000.00 / annually.\nFor specific work locations within San Jose, the San Francisco Bay area and New York City metropolitan area, the base pay range for this role is $176,000.00- $264,000.00/ annually\nAt Viasat, we consider many factors when it comes to compensation, including the scope of the position as well as your background and experience. Base pay may vary depending on job-related knowledge, skills, and experience. Additional cash or stock incentives may be provided as part of the compensation package, in addition to a range of medical, financial, and/or other benefits, dependent on the position offered. Learn more about Viasat’s comprehensive benefit offerings that are focused on your holistic health and wellness at https://careers.viasat.com/benefits.\nEEO Statement\nViasat is proud to be an equal opportunity employer, seeking to create a welcoming and diverse environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, ancestry, physical or mental disability, medical condition, marital status, genetics, age, or veteran status or any other applicable legally protected status or characteristic. If you would like to request an accommodation on the basis of disability for completing this on-line application, please click here.\nDesign and develop frequency synthesis architectures, including PLLs, VCOs, and low phase noise reference oscillator subsystems\nPerform RF analysis, simulation, and validation to ensure compliance with performance requirements, including phase noise, jitter, and spectral purity\nLead schematic capture and design implementation for frequency generation and clock distribution circuits\nDefine and optimize clock distribution networks for low jitter and minimal coupling across RF subsystems\nProvide technical oversight of oscillator vendors, including specification definition, performance evaluation, and qualification\nSupport integration of RF hardware with reference oscillator systems and spacecraft subsystems\nContribute to RF architecture trade studies, particularly around frequency planning, LO generation, and phase noise optimization\nInterface with suppliers and manufacturing partners to support RF hardware production, validation, and component selection\nParticipate in RF design reviews, test readiness reviews, and anomaly resolution efforts\nIdentify RF performance risks (e.g., phase noise, spurs, coupling) and develop mitigation strategies\nThis is a site-based role, employees work 3+ days (60%+) per week from a Viasat office or work location within a standard five-day workweek.\nBachelor’s degree in Electrical Engineering or related field, or equivalent professional experience\n8+ years of RF engineering experience supporting frequency synthesis hardware\nDemonstrated expertise in PLL design, VCO design, and reference oscillator selection/integration\nStrong experience with clocking systems, frequency generation, and signal integrity\nExperience working with vendors and manufacturing partners, including oscillator suppliers\nAbility to work independently on defined technical problems with minimal 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