{"id":3994631,"url":"https://alion.io/job/formfactor-principal-rf-engineer","title":"Principal RF Engineer","company":{"id":4792,"name":"FormFactor","domain":"formfactor.com","url":"https://alion.io/company/formfactor","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":82,"open_postings":15,"ghost_share":0,"stale_share":0.733,"repost_share":0,"time_to_fill_p50_days":51,"computed_at":"2026-11-09T06:03:00Z"}},"role":"Hardware","role_family":"Hardware","seniority":"lead","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":["Beaverton, United States"],"countries":["US"],"hiring_countries":["US"],"hiring_countries_total":1,"salary":{"min":94100,"max":123480,"currency":"USD","period":"year","gross":null,"usd_annual":123480},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"Advantest / Teradyne ATE","optional":true},{"name":"Keysight ADS","optional":true},{"name":"Python","optional":true}],"status":"live","first_seen_at":"2026-11-09T00:00:00Z","employer_posted_date":"2026-11-09","last_verified_at":"2026-11-10T00:48:20Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Forming Our Future together\nFormFactor, Inc. (NASDAQ: FORM), is a leading provider of essential test and measurement technologies along the full semiconductor product life cycle - from characterization, modeling, reliability, and design de-bug, to qualification and production test. Semiconductor companies rely upon FormFactor’s products and services to accelerate profitability by optimizing device performance and advancing yield knowledge. The company serves customers through its network of facilities in Asia, Europe, and North America.\nRooted in our core values - Focus on the Customer, Ownership & Accountability, Respectfully & Effectively Communicate, and Motivate & Develop People - we foster an environment where diverse perspectives are not only welcomed but celebrated. Everyone can make an impact here. Whether it's improving products, supporting customers, or positively influencing peers and the community, the contributions of our people matter.\nShift:\nThe regular hours for this position are day shift.Job Description:\nFormFactor is seeking a highly skilled Principal RF Engineer to support the development, characterization, and optimization of advanced RF products for high-frequency applications. This role combines electromagnetic modeling, hands-on RF measurement, data analysis, and first-principles engineering to solve complex product and measurement challenges.\nThe Principal RF Engineer will translate product requirements into clear engineering requirements and deliverables, develop and validate RF models, characterize product performance, and investigate irregularities through a combination of simulation, laboratory experimentation, and analytical problem-solving. This position works closely with engineering, design, Advanced Applications, and manufacturing teams while also providing technical guidance and mentorship to junior engineering staff.\nKey Responsibilities:\nRF Design, Modeling & Characterization\nAnalyze product requirements and translate them into well-defined engineering requirements, specifications, and deliverables.\nUtilize advanced electromagnetic simulation and RF design tools to develop and evaluate models for high-frequency applications.\nPlan and execute RF measurements to validate models, correlate simulated and measured performance, and support the transition from modeling to physical prototypes.\nMeasure and verify new RF products against established design parameters and performance requirements.\nApply RF characterization techniques, including S-parameters, time-domain reflectometry (TDR), and dielectric characterization, as appropriate to product development and validation.\nSupport RF calibration and measurement methodologies across high-frequency applications.\nTechnical Analysis & Problem Solving\nIdentify, investigate, and resolve irregularities in RF device performance using data analysis, first-principles analysis, simulation, and controlled experimentation.\nAnalyze complex RF measurement data to identify performance trends, root causes, and opportunities for design improvement.\nDevelop experimental approaches to validate technical hypotheses and resolve challenging RF performance issues.\nCorrelate simulation, laboratory measurement, and physical product performance to improve design confidence and product robustness.\nCross-Functional Engineering\nCollaborate with the Advanced Applications team to solve complex customer measurement challenges.\nPartner with internal engineering, design, applications, and manufacturing teams to resolve technical, measurement, and manufacturability issues.\nProvide RF expertise throughout product development, prototype evaluation, characterization, and manufacturing transition.\nClearly communicate technical findings, analysis, recommendations, and tradeoffs to cross-functional stakeholders.\nTechnical Leadership\nProvide technical guidance and mentorship to junior engineering staff.\nShare RF measurement, simulation, characterization, and problem-solving expertise across engineering teams.\nContribute to the development and adoption of effective RF engineering methodologies, tools, and technical practices.\nPreferred Qualifications & Experience:\nExtensive background in RF engineering with an emphasis on high-frequency applications from approximately 4 GHz to 90 GHz.\nHands-on experience with electronics laboratory equipment and RF measurement procedures, including vector network analyzers and calibration methodologies, or experience working with semiconductor test platforms such as Advantest or Teradyne.\nWorking knowledge of RF characterization principles, including S-parameters, TDR, dielectric behavior, and related measurement techniques, or a strong technical foundation with the ability to quickly develop expertise in these areas.\nExperience with electromagnetic simulation and RF design environments such as Synopsys HFSS, Keysight ADS, or Cadence Microwave Office.\nFamiliarity with RF calibration techniques such as SOL, SOLR, SOLT, and multiline TRL is preferred.\nUnderstanding of cellular RF front-end architecture and components such as power amplifiers (PAs), low-noise amplifiers (LNAs), and filters is preferred.\nFamiliarity with high-speed digital technologies and components, including transimpedance amplifiers (TIAs), PAM4, and SerDes, is preferred.\nPython experience or demonstrated ability to develop basic scripts for engineering analysis and automation is beneficial.\nSkills:\nHigh Frequency Structure Simulator (HFSS), High Speed PCB Design, RF Calibration, RF Measurements, RF Simulations, Vector Network Analyzer (VNA)Education & Experience:\nMinimum of 5 years of related experience with a Bachelor’s degree; or 3 years and a Master’s degree; or a PhD without experience; or equivalent work | RequiredPay Range:\n$94,100.00 - $123,480.00Pay Range Explained:\nThis role in Beaverton, Oregon pays between $94,100.00 and $123,480.00 per year, depending on your experience, skills, and background. Pay may vary in other locations. We offer a full benefits package, including medical, dental, vision, life insurance, disability coverage, a 401(k) with company match, employee stock purchase plan (ESPP), and paid time off. You’ll also be eligible for quarterly profit-sharing bonuses and flexible spending or savings accounts.Equal Employment Opportunity Statement\nFormFactor is an equal opportunity employer. FormFactor complies with all national, state, and local laws that seek to promote equal opportunities for any applicant or employee without regard to age, race, color, gender, gender identity/expression, national origin, sexual orientation, religion, disability, marital status, pregnancy or related condition, military service, or any other legally protected characteristics. These protections apply to all aspects of employment, including but not limited to, recruitment, hiring, training, promotions, and compensation.\nFor roles that are designated as remote-eligible, employees cannot be located in: AL, AK, AR, DE, GA, HI, IL, IA, LA, ME, MD, MS, MO, NE, NV, NJ, NM, ND, OK, PA, RI, SC, SD, TN, WV, WI, WY. This list is continuously evolving and being updated, please check back with us if the state you live in is on the exclusion list. 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