Job Description

* Define and own the RF test strategy for TIE’s 3.0D heterogeneously integrated microsystems across K-band (18–27 GHz), Ka-band (27–40 GHz), and W-band (75–110 GHz), spanning wafer, die, module, and system levels.* Architect end-to-end test flows—from design-for-testability requirements through production screening—ensuring robust, repeatable, and scalable characterization of RF, mixed-signal, and antenna-in-package subsystems.* Lead development of advanced de-embedding, calibration, and measurement methodologies for novel 3DHI interconnect structures, including hybrid bonding interfaces, glass/Si interposers, and redistribution layers.* Drive test-to-model correlation across EM simulation (HFSS, ADS, AWR, CST) and measured data, establishing feedback loops with design, process, and packaging teams to accelerate yield learning and performance optimization.* Specify, procure, and commission RF test infrastructure—including probe stations, VNA configurations, automated handlers, and environmental chambers—for TIE’s characterization lab buildout.* Establish and mentor the RF test engineering team, setting technical standards, review processes, and best practices for measurement automation, data management, and statistical analysis.* Engage with foundry, EDA, metrology, and defense-program partners to define and validate test enablement requirements for next-generation RF packaging technologies.* Author test strategies, reliability qualification plans, reference test procedures, and design-for-test guidelines that become part of TIE’s Assembly Design Kit (ADK) deliverables.* M.S. in Electrical Engineering, Microwave Engineering, Applied Physics, or a related discipline with emphasis on RF/microwave measurement and characterization.* 5+ years of hands-on experience in RF/microwave testing, characterization, or validation of ICs, modules, or packaged systems operating at K-band frequencies and above.* Deep working knowledge of S-parameter measurement, VNA calibration techniques, de-embedding, and on-wafer probing methodologies.* Proficiency with RF test instruments (VNAs, spectrum analyzers, signal generators, power meters) and measurement automation using Python, MATLAB, or LabVIEW.* Familiarity with RF simulation tools such as Keysight ADS, Ansys HFSS, Cadence AWR, or CST Studio for test-to-model correlation.* Understanding of electromagnetic effects in advanced packaging—signal integrity, coupling, and loss across interposers, redistribution layers, and 3D stacked assemblies.* Ability to work cross-functionally with design, packaging, EDA, and process teams in a fast-paced R&D environment.* Location: Austin, Texas* M.S. in Electrical Engineering, Microwave Engineering, Applied Physics, or a related discipline with emphasis on RF/microwave measurement, calibration science, or test methodology.* 10+ years of progressively responsible experience in RF/microwave test engineering, characterization, or validation—including at least 3 years in a technical leadership or principal role.* Expert-level knowledge of S-parameter characterization, advanced VNA calibration (TRL, LRRM, multi-line), de-embedding, and on-wafer probing techniques at millimeter-wave frequencies.* Proven ability to architect automated RF test frameworks for R&D characterization and production screening using Python, MATLAB, LabVIEW, or equivalent.* Deep understanding of electromagnetic effects in advanced packaging—signal integrity, coupling, loss, and thermal interactions across interposers, RDLs, and 3D stacked assemblies.* Strong proficiency with RF simulation tools (Keysight ADS, Ansys HFSS, Cadence AWR, CST Studio) for rigorous test-to-model correlation and root-cause analysis.* Track record of building or scaling RF test organizations, including lab infrastructure planning, team development, and process definition.* Ability to influence cross-functional roadmaps and partner with design, packaging, EDA, and program management teams in a defense-adjacent R&D setting.* Location. Austin, Texas* Ph.D. in Electrical Engineering, Microwave Engineering, Applied Physics, or a related discipline with emphasis on RF/microwave measurement and characterization.* Experience testing Antenna-in-Package (AiP), RFIC/SiP, or 3D-stacked RF front-end modules for communications or sensing applications.* Hands-on experience with wafer-level probing at cryogenic temperatures or under thermal-vacuum conditions for high-frequency systems.* Familiarity with 3DHI design flows and the associated test challenges across heterogeneous die-to-die and die-to-interposer interfaces.* Knowledge of GaAs, GaN, SiGe, or CMOS RF processes and their impact on test strategy and fixture design.* Experience developing automated test frameworks for production screening or reliability qualification of RF components.* Strong technical writing and presentation skills for defense-sector reporting and industry collaboration.* Ph.D in Electrical Engineering, Microwave Engineering, Applied Physics, or a related discipline with emphasis on RF/microwave measurement, calibration science, or test methodology.* Experience defining RF test strategies for Antenna-in-Package (AiP), RFIC/SiP, or 3D-stacked RF front-end modules in volume or pre-production environments.* Hands-on experience with cryogenic testing, thermal-vacuum characterization, or reliability stress testing of high-frequency systems.* Familiarity with 3DHI design and assembly flows and the unique test challenges of heterogeneous die-to-die and die-to-interposer interfaces.* Knowledge of GaAs, GaN, SiGe, and CMOS RF processes and their implications for test planning, fixture design, and yield analysis.* Publication or patent record in millimeter-wave measurement techniques, calibration methods, RF packaging test, or antenna characterization.* Experience contributing to design kit or PDK test enablement deliverables.* Strong technical writing and presentation skills for defense-sector reporting and industry collaboration.**Start Here, Change the World**At The University of Texas at Austin, tradition meets innovation in the heart of a city that frequents lists of the best places to live and work. Named by Forbes as one of America's Best Large Employers for the sixth year in a row in 2025, UT offers both a dynamic work environment and a gateway to vibrant local culture. Whether you're at the forefront of the student experience, conducting world-changing research or supporting the engine that drives Texas’ flagship university, working at UT means making a lasting impact on our city, our state and our world.Our more than 20,000 faculty and staff empower 55,000+ students to challenge ideas, pursue passions and shape their futures. Joining UT, you’ll become part of a community dedicated to making a meaningful impact on campus and throughout the world.Please see our .**Comments and Inquiries:**Email comments to [email protected]. For questions or concerns regarding equal opportunity only, contact .Additional information for applicants can be found on the Human Resources web page: . For more job information, call the Human Resource Service Center at (512) 471-4772, or toll-free at (800) 687-4178. #J-18808-Ljbffr

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