Characterization Engineer

TrellisWare Technologies•San Diego, CA

19h•$105,000 - $165,000•Onsite

About The Position

TrellisWare, a leader in wireless communications systems, is seeking a Characterization Engineer to join their Hardware Platforms & Accessories team. This role is responsible for developing and implementing test solutions to validate radio hardware before production. The engineer will devise tests to ensure designs meet specifications, code automation for efficient testing, perform tests, and analyze data for presentation. Collaboration with the design team to understand hardware and software aspects of radio systems and provide feedback for improved testability and yield is crucial. The role also emphasizes enhancing team cohesiveness, self-improvement, and talent development, contributing to the company's core values of delivering excellence, pushing boundaries, and empowering people.

Requirements

BSEE, BSCS, BS Physics, or equivalent.
Minimum 2 years of experience in test and measurement.
Proficiency with Windows and Linux operating systems.
Experience writing code in Python/C/C++ or common scripting languages to control test and measurement equipment, implement algorithms and process data.
Common embedded Linux development tools (i.e. compilers, linkers and debuggers) and Linux subsystems.
Wireless telecommunications and cellular radio systems standards (FDMA,TDMA).
Understanding of common measurements related to digital communication systems: BLER, EVM, Bathtub Curves, Channel simulations.
Understanding of common measurements related to RF Receive and Transmit paths: Gain, Return Loss, Noise Figure, Sensitivity, RF Power, Spectral Emissions, IP3, IP2, Phase Noise.
Oral and Written Communication Skills, Detailed Oriented, Analytical, Problem Solving, Strong Planning and Organizing.
Ability to process large amounts of data and condense it into easy to understand summaries.
Strong collaborative drive and interpersonal skills.
Strong initiative, proactive work ethic and prioritization skills.
Sound judgement and analytical problem-solving skills.
Effective execution and decision making.
Champion of change and promotes innovation.
Strong written and verbal communication skills.
U.S. Citizenship or Permanent Residency.

Responsibilities

Develops test solutions to validate system and module level requirements and specifications.
Tests digital, analog, RF and power circuits.
Generates required design documentation for test procedures.
Validates and debugs product performance through test and analysis at the component, module and system level.
Performs other duties as assigned.
Develops relationships with team members built on trust and respect.
Design, maintain, and deploy an automated scripting environment and test sequencer.
Create and document programming API’s to facilitate the rapid development of automated tests.
Create user interfaces that enable easy access to device capabilities.
Develop, document, and execute automated test scripts that characterize key performance parameters.
Perform detailed data analysis to diagnose and identify performance related issues.
Contribute to process improvement and planning of the ATE Test Team.
Support systems engineering of TrellisWare proprietary technologies.
Programming in VB.NET, C#, and Python in a product development environment.
Test infrastructure development to include programming API’s, user interfaces, data collection, and data post processing.
Operating and programming test equipment such as spectrum analyzers, oscilloscopes, signal generators, radio emulators, network analyzers, RF switch matrixes, and multimeters.
Automated test case design and execution.
The process involved in generating a test plan from engineering designs and subsequently developing and supporting a system of software test code for units under test, including the development of a test database.
Develops relationships with team members built on trust and respect.